@@ -841,13 +841,6 @@ F: sound/soc/codecs/ad7*
F: sound/soc/codecs/ssm*
F: sound/soc/codecs/sigmadsp.*
-ANALOG DEVICES INC ASOC DRIVERS
-L: adi-buildroot-devel@lists.sourceforge.net (moderated for non-subscribers)
-L: alsa-devel@alsa-project.org (moderated for non-subscribers)
-W: http://blackfin.uclinux.org/
-S: Supported
-F: sound/soc/blackfin/*
-
ANALOG DEVICES INC DMA DRIVERS
M: Lars-Peter Clausen <lars@metafoo.de>
W: http://ez.analog.com/community/linux-device-drivers
@@ -45,7 +45,6 @@ source "sound/soc/amd/Kconfig"
source "sound/soc/atmel/Kconfig"
source "sound/soc/au1x/Kconfig"
source "sound/soc/bcm/Kconfig"
-source "sound/soc/blackfin/Kconfig"
source "sound/soc/cirrus/Kconfig"
source "sound/soc/davinci/Kconfig"
source "sound/soc/dwc/Kconfig"
@@ -29,7 +29,6 @@ obj-$(CONFIG_SND_SOC) += amd/
obj-$(CONFIG_SND_SOC) += atmel/
obj-$(CONFIG_SND_SOC) += au1x/
obj-$(CONFIG_SND_SOC) += bcm/
-obj-$(CONFIG_SND_SOC) += blackfin/
obj-$(CONFIG_SND_SOC) += cirrus/
obj-$(CONFIG_SND_SOC) += davinci/
obj-$(CONFIG_SND_SOC) += dwc/
deleted file mode 100644
@@ -1,205 +0,0 @@
-config SND_BF5XX_I2S
- tristate "SoC I2S Audio for the ADI Blackfin chip"
- depends on BLACKFIN
- select SND_BF5XX_SOC_SPORT if !BF60x
- select SND_BF6XX_SOC_SPORT if BF60x
- help
- Say Y or M if you want to add support for codecs attached to
- the Blackfin SPORT (synchronous serial ports) interface in I2S
- mode (supports single stereo In/Out).
- You will also need to select the audio interfaces to support below.
-
-config SND_BF5XX_SOC_SSM2602
- tristate "SoC SSM2602 Audio Codec Add-On Card support"
- depends on SND_BF5XX_I2S && SND_SOC_I2C_AND_SPI
- select SND_BF5XX_SOC_I2S if !BF60x
- select SND_BF6XX_SOC_I2S if BF60x
- select SND_SOC_SSM2602_SPI if SPI_MASTER
- select SND_SOC_SSM2602_I2C if I2C
- help
- Say Y if you want to add support for the Analog Devices
- SSM2602 Audio Codec Add-On Card.
-
-config SND_SOC_BFIN_EVAL_ADAU1701
- tristate "Support for the EVAL-ADAU1701MINIZ board on Blackfin eval boards"
- depends on SND_BF5XX_I2S && I2C
- select SND_BF5XX_SOC_I2S
- select SND_SOC_ADAU1701
- help
- Say Y if you want to add support for the Analog Devices EVAL-ADAU1701MINIZ
- board connected to one of the Blackfin evaluation boards like the
- BF5XX-STAMP or BF5XX-EZKIT.
-
-config SND_SOC_BFIN_EVAL_ADAU1373
- tristate "Support for the EVAL-ADAU1373 board on Blackfin eval boards"
- depends on SND_BF5XX_I2S && I2C
- select SND_BF5XX_SOC_I2S
- select SND_SOC_ADAU1373
- help
- Say Y if you want to add support for the Analog Devices EVAL-ADAU1373
- board connected to one of the Blackfin evaluation boards like the
- BF5XX-STAMP or BF5XX-EZKIT.
-
- Note: This driver assumes that first ADAU1373 DAI is connected to the
- first SPORT port on the BF5XX board.
-
-config SND_SOC_BFIN_EVAL_ADAU1X61
- tristate "Support for the EVAL-ADAU1X61 board on Blackfin eval boards"
- depends on SND_BF5XX_I2S && I2C
- select SND_BF5XX_SOC_I2S
- select SND_SOC_ADAU1761_I2C
- help
- Say Y if you want to add support for the Analog Devices EVAL-ADAU1X61
- board connected to one of the Blackfin evaluation boards like the
- BF5XX-STAMP or BF5XX-EZKIT.
-
- Note: This driver assumes that the ADAU1X61 is connected to the
- first SPORT port on the BF5XX board.
-
-config SND_SOC_BFIN_EVAL_ADAU1X81
- tristate "Support for the EVAL-ADAU1X81 boards on Blackfin eval boards"
- depends on SND_BF5XX_I2S && I2C
- select SND_BF5XX_SOC_I2S
- select SND_SOC_ADAU1781_I2C
- help
- Say Y if you want to add support for the Analog Devices EVAL-ADAU1X81
- board connected to one of the Blackfin evaluation boards like the
- BF5XX-STAMP or BF5XX-EZKIT.
-
- Note: This driver assumes that the ADAU1X81 is connected to the
- first SPORT port on the BF5XX board.
-
-config SND_SOC_BFIN_EVAL_ADAV80X
- tristate "Support for the EVAL-ADAV80X boards on Blackfin eval boards"
- depends on SND_BF5XX_I2S && SND_SOC_I2C_AND_SPI
- select SND_BF5XX_SOC_I2S
- select SND_SOC_ADAV801 if SPI_MASTER
- select SND_SOC_ADAV803 if I2C
- help
- Say Y if you want to add support for the Analog Devices EVAL-ADAV801 or
- EVAL-ADAV803 board connected to one of the Blackfin evaluation boards
- like the BF5XX-STAMP or BF5XX-EZKIT.
-
- Note: This driver assumes that the ADAV80X digital record and playback
- interfaces are connected to the first SPORT port on the BF5XX board.
-
-config SND_BF5XX_SOC_AD1836
- tristate "SoC AD1836 Audio support for BF5xx"
- depends on SND_BF5XX_I2S && SPI_MASTER
- select SND_BF5XX_SOC_I2S
- select SND_SOC_AD1836
- help
- Say Y if you want to add support for SoC audio on BF5xx STAMP/EZKIT.
-
-config SND_BF5XX_SOC_AD193X
- tristate "SoC AD193X Audio support for Blackfin"
- depends on SND_BF5XX_I2S && SND_SOC_I2C_AND_SPI
- select SND_BF5XX_SOC_I2S
- select SND_SOC_AD193X_I2C if I2C
- select SND_SOC_AD193X_SPI if SPI_MASTER
- help
- Say Y if you want to add support for AD193X codec on Blackfin.
- This driver supports AD1936, AD1937, AD1938 and AD1939.
-
-config SND_BF5XX_SOC_AD73311
- tristate "SoC AD73311 Audio support for Blackfin"
- depends on SND_BF5XX_I2S
- select SND_BF5XX_SOC_I2S
- select SND_SOC_AD73311
- help
- Say Y if you want to add support for AD73311 codec on Blackfin.
-
-config SND_BFIN_AD73311_SE
- int "PF pin for AD73311L Chip Select"
- depends on SND_BF5XX_SOC_AD73311
- default 4
- help
- Enter the GPIO used to control AD73311's SE pin. Acceptable
- values are 0 to 7
-
-config SND_BF5XX_AC97
- tristate "SoC AC97 Audio for the ADI BF5xx chip"
- depends on BLACKFIN
- select AC97_BUS
- select SND_SOC_AC97_BUS
- select SND_BF5XX_SOC_SPORT
- select SND_BF5XX_SOC_AC97
- help
- Say Y or M if you want to add support for codecs attached to
- the Blackfin SPORT (synchronous serial ports) interface in slot 16
- mode (pseudo AC97 interface).
- You will also need to select the audio interfaces to support below.
-
- Note:
- AC97 codecs which do not implement the slot-16 mode will not function
- properly with this driver. This driver is known to work with the
- Analog Devices line of AC97 codecs.
-
-config SND_BF5XX_MMAP_SUPPORT
- bool "Enable MMAP Support"
- depends on SND_BF5XX_AC97
- default y
- help
- Say y if you want AC97 driver to support mmap mode.
- We introduce an intermediate buffer to simulate mmap.
-
-config SND_BF5XX_MULTICHAN_SUPPORT
- bool "Enable Multichannel Support"
- depends on SND_BF5XX_AC97
- default n
- help
- Say y if you want AC97 driver to support up to 5.1 channel audio.
- this mode will consume much more memory for DMA.
-
-config SND_BF5XX_HAVE_COLD_RESET
- bool "BOARD has COLD Reset GPIO"
- depends on SND_BF5XX_AC97
- default y if BFIN548_EZKIT
- default n if !BFIN548_EZKIT
-
-config SND_BF5XX_RESET_GPIO_NUM
- int "Set a GPIO for cold reset"
- depends on SND_BF5XX_HAVE_COLD_RESET
- range 0 159
- default 19 if BFIN548_EZKIT
- default 5 if BFIN537_STAMP
- default 0
- help
- Set the correct GPIO for RESET the sound chip.
-
-config SND_BF5XX_SOC_AD1980
- tristate "SoC AD1980/1 Audio support for BF5xx (Obsolete)"
- depends on SND_BF5XX_AC97
- select SND_BF5XX_SOC_AC97
- select SND_SOC_AD1980
- help
- Say Y if you want to add support for SoC audio on BF5xx STAMP/EZKIT.
-
- Warning:
- Because Analog Devices Inc. discontinued the ad1980 sound chip since
- Sep. 2009, this ad1980 driver is not maintained, tested and supported
- by ADI now.
-
-config SND_BF5XX_SOC_SPORT
- tristate
-
-config SND_BF6XX_SOC_SPORT
- tristate
-
-config SND_BF5XX_SOC_I2S
- tristate
-
-config SND_BF6XX_SOC_I2S
- tristate
-
-config SND_BF5XX_SOC_AC97
- tristate
-
-config SND_BF5XX_SPORT_NUM
- int "Set a SPORT for Sound chip"
- depends on (SND_BF5XX_SOC_SPORT || SND_BF6XX_SOC_SPORT)
- range 0 3 if BF54x
- range 0 1 if !BF54x
- default 0
- help
- Set the correct SPORT for sound chip.
deleted file mode 100644
@@ -1,40 +0,0 @@
-# SPDX-License-Identifier: GPL-2.0
-# Blackfin Platform Support
-snd-bf5xx-ac97-objs := bf5xx-ac97-pcm.o
-snd-bf5xx-i2s-objs := bf5xx-i2s-pcm.o
-snd-soc-bf5xx-sport-objs := bf5xx-sport.o
-snd-soc-bf6xx-sport-objs := bf6xx-sport.o
-snd-soc-bf5xx-ac97-objs := bf5xx-ac97.o
-snd-soc-bf5xx-i2s-objs := bf5xx-i2s.o
-snd-soc-bf6xx-i2s-objs := bf6xx-i2s.o
-
-obj-$(CONFIG_SND_BF5XX_AC97) += snd-bf5xx-ac97.o
-obj-$(CONFIG_SND_BF5XX_I2S) += snd-bf5xx-i2s.o
-obj-$(CONFIG_SND_BF5XX_SOC_SPORT) += snd-soc-bf5xx-sport.o
-obj-$(CONFIG_SND_BF6XX_SOC_SPORT) += snd-soc-bf6xx-sport.o
-obj-$(CONFIG_SND_BF5XX_SOC_AC97) += snd-soc-bf5xx-ac97.o
-obj-$(CONFIG_SND_BF5XX_SOC_I2S) += snd-soc-bf5xx-i2s.o
-obj-$(CONFIG_SND_BF6XX_SOC_I2S) += snd-soc-bf6xx-i2s.o
-
-# Blackfin Machine Support
-snd-ad1836-objs := bf5xx-ad1836.o
-snd-ad1980-objs := bf5xx-ad1980.o
-snd-ssm2602-objs := bf5xx-ssm2602.o
-snd-ad73311-objs := bf5xx-ad73311.o
-snd-ad193x-objs := bf5xx-ad193x.o
-snd-soc-bfin-eval-adau1373-objs := bfin-eval-adau1373.o
-snd-soc-bfin-eval-adau1x61-objs := bfin-eval-adau1x61.o
-snd-soc-bfin-eval-adau1x81-objs := bfin-eval-adau1x81.o
-snd-soc-bfin-eval-adau1701-objs := bfin-eval-adau1701.o
-snd-soc-bfin-eval-adav80x-objs := bfin-eval-adav80x.o
-
-obj-$(CONFIG_SND_BF5XX_SOC_AD1836) += snd-ad1836.o
-obj-$(CONFIG_SND_BF5XX_SOC_AD1980) += snd-ad1980.o
-obj-$(CONFIG_SND_BF5XX_SOC_SSM2602) += snd-ssm2602.o
-obj-$(CONFIG_SND_BF5XX_SOC_AD73311) += snd-ad73311.o
-obj-$(CONFIG_SND_BF5XX_SOC_AD193X) += snd-ad193x.o
-obj-$(CONFIG_SND_SOC_BFIN_EVAL_ADAU1373) += snd-soc-bfin-eval-adau1373.o
-obj-$(CONFIG_SND_SOC_BFIN_EVAL_ADAU1X61) += snd-soc-bfin-eval-adau1x61.o
-obj-$(CONFIG_SND_SOC_BFIN_EVAL_ADAU1X81) += snd-soc-bfin-eval-adau1x81.o
-obj-$(CONFIG_SND_SOC_BFIN_EVAL_ADAU1701) += snd-soc-bfin-eval-adau1701.o
-obj-$(CONFIG_SND_SOC_BFIN_EVAL_ADAV80X) += snd-soc-bfin-eval-adav80x.o
deleted file mode 100644
@@ -1,480 +0,0 @@
-/*
- * File: sound/soc/blackfin/bf5xx-ac97-pcm.c
- * Author: Cliff Cai <Cliff.Cai@analog.com>
- *
- * Created: Tue June 06 2008
- * Description: DMA Driver for AC97 sound chip
- *
- * Modified:
- * Copyright 2008 Analog Devices Inc.
- *
- * Bugs: Enter bugs at http://blackfin.uclinux.org/
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see the file COPYING, or write
- * to the Free Software Foundation, Inc.,
- * 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
- */
-
-#include <linux/module.h>
-#include <linux/init.h>
-#include <linux/platform_device.h>
-#include <linux/dma-mapping.h>
-#include <linux/gfp.h>
-
-#include <sound/core.h>
-#include <sound/pcm.h>
-#include <sound/pcm_params.h>
-#include <sound/soc.h>
-
-#include <asm/dma.h>
-
-#include "bf5xx-ac97.h"
-#include "bf5xx-sport.h"
-
-static unsigned int ac97_chan_mask[] = {
- SP_FL, /* Mono */
- SP_STEREO, /* Stereo */
- SP_2DOT1, /* 2.1*/
- SP_QUAD,/*Quadraquic*/
- SP_FL | SP_FR | SP_FC | SP_SL | SP_SR,/*5 channels */
- SP_5DOT1, /* 5.1 */
-};
-
-#if defined(CONFIG_SND_BF5XX_MMAP_SUPPORT)
-static void bf5xx_mmap_copy(struct snd_pcm_substream *substream,
- snd_pcm_uframes_t count)
-{
- struct snd_pcm_runtime *runtime = substream->runtime;
- struct sport_device *sport = runtime->private_data;
- unsigned int chan_mask = ac97_chan_mask[runtime->channels - 1];
- if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {
- bf5xx_pcm_to_ac97((struct ac97_frame *)sport->tx_dma_buf +
- sport->tx_pos, (__u16 *)runtime->dma_area + sport->tx_pos *
- runtime->channels, count, chan_mask);
- sport->tx_pos += runtime->period_size;
- if (sport->tx_pos >= runtime->buffer_size)
- sport->tx_pos %= runtime->buffer_size;
- sport->tx_delay_pos = sport->tx_pos;
- } else {
- bf5xx_ac97_to_pcm((struct ac97_frame *)sport->rx_dma_buf +
- sport->rx_pos, (__u16 *)runtime->dma_area + sport->rx_pos *
- runtime->channels, count);
- sport->rx_pos += runtime->period_size;
- if (sport->rx_pos >= runtime->buffer_size)
- sport->rx_pos %= runtime->buffer_size;
- }
-}
-#endif
-
-static void bf5xx_dma_irq(void *data)
-{
- struct snd_pcm_substream *pcm = data;
-#if defined(CONFIG_SND_BF5XX_MMAP_SUPPORT)
- struct snd_pcm_runtime *runtime = pcm->runtime;
- struct sport_device *sport = runtime->private_data;
- bf5xx_mmap_copy(pcm, runtime->period_size);
- if (pcm->stream == SNDRV_PCM_STREAM_PLAYBACK) {
- if (sport->once == 0) {
- snd_pcm_period_elapsed(pcm);
- bf5xx_mmap_copy(pcm, runtime->period_size);
- sport->once = 1;
- }
- }
-#endif
- snd_pcm_period_elapsed(pcm);
-}
-
-/* The memory size for pure pcm data is 128*1024 = 0x20000 bytes.
- * The total rx/tx buffer is for ac97 frame to hold all pcm data
- * is 0x20000 * sizeof(struct ac97_frame) / 4.
- */
-static const struct snd_pcm_hardware bf5xx_pcm_hardware = {
- .info = SNDRV_PCM_INFO_INTERLEAVED |
-#if defined(CONFIG_SND_BF5XX_MMAP_SUPPORT)
- SNDRV_PCM_INFO_MMAP |
- SNDRV_PCM_INFO_MMAP_VALID |
-#endif
- SNDRV_PCM_INFO_BLOCK_TRANSFER,
-
- .period_bytes_min = 32,
- .period_bytes_max = 0x10000,
- .periods_min = 1,
- .periods_max = PAGE_SIZE/32,
- .buffer_bytes_max = 0x20000, /* 128 kbytes */
- .fifo_size = 16,
-};
-
-static int bf5xx_pcm_hw_params(struct snd_pcm_substream *substream,
- struct snd_pcm_hw_params *params)
-{
- size_t size = bf5xx_pcm_hardware.buffer_bytes_max
- * sizeof(struct ac97_frame) / 4;
-
- snd_pcm_lib_malloc_pages(substream, size);
-
- return 0;
-}
-
-static int bf5xx_pcm_hw_free(struct snd_pcm_substream *substream)
-{
-#if defined(CONFIG_SND_BF5XX_MMAP_SUPPORT)
- struct snd_pcm_runtime *runtime = substream->runtime;
- struct sport_device *sport = runtime->private_data;
-
- if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {
- sport->once = 0;
- if (runtime->dma_area)
- memset(runtime->dma_area, 0, runtime->buffer_size);
- memset(sport->tx_dma_buf, 0, runtime->buffer_size *
- sizeof(struct ac97_frame));
- } else
- memset(sport->rx_dma_buf, 0, runtime->buffer_size *
- sizeof(struct ac97_frame));
-#endif
- snd_pcm_lib_free_pages(substream);
- return 0;
-}
-
-static int bf5xx_pcm_prepare(struct snd_pcm_substream *substream)
-{
- struct snd_pcm_runtime *runtime = substream->runtime;
- struct sport_device *sport = runtime->private_data;
-
- /* An intermediate buffer is introduced for implementing mmap for
- * SPORT working in TMD mode(include AC97).
- */
-#if defined(CONFIG_SND_BF5XX_MMAP_SUPPORT)
- if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {
- sport_set_tx_callback(sport, bf5xx_dma_irq, substream);
- sport_config_tx_dma(sport, sport->tx_dma_buf, runtime->periods,
- runtime->period_size * sizeof(struct ac97_frame));
- } else {
- sport_set_rx_callback(sport, bf5xx_dma_irq, substream);
- sport_config_rx_dma(sport, sport->rx_dma_buf, runtime->periods,
- runtime->period_size * sizeof(struct ac97_frame));
- }
-#else
- if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {
- sport_set_tx_callback(sport, bf5xx_dma_irq, substream);
- sport_config_tx_dma(sport, runtime->dma_area, runtime->periods,
- runtime->period_size * sizeof(struct ac97_frame));
- } else {
- sport_set_rx_callback(sport, bf5xx_dma_irq, substream);
- sport_config_rx_dma(sport, runtime->dma_area, runtime->periods,
- runtime->period_size * sizeof(struct ac97_frame));
- }
-#endif
- return 0;
-}
-
-static int bf5xx_pcm_trigger(struct snd_pcm_substream *substream, int cmd)
-{
- struct snd_pcm_runtime *runtime = substream->runtime;
- struct sport_device *sport = runtime->private_data;
- int ret = 0;
-
- pr_debug("%s enter\n", __func__);
- switch (cmd) {
- case SNDRV_PCM_TRIGGER_START:
- if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {
-#if defined(CONFIG_SND_BF5XX_MMAP_SUPPORT)
- bf5xx_mmap_copy(substream, runtime->period_size);
- sport->tx_delay_pos = 0;
-#endif
- sport_tx_start(sport);
- } else
- sport_rx_start(sport);
- break;
- case SNDRV_PCM_TRIGGER_STOP:
- case SNDRV_PCM_TRIGGER_SUSPEND:
- case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
- if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {
-#if defined(CONFIG_SND_BF5XX_MMAP_SUPPORT)
- sport->tx_pos = 0;
-#endif
- sport_tx_stop(sport);
- } else {
-#if defined(CONFIG_SND_BF5XX_MMAP_SUPPORT)
- sport->rx_pos = 0;
-#endif
- sport_rx_stop(sport);
- }
- break;
- default:
- ret = -EINVAL;
- }
- return ret;
-}
-
-static snd_pcm_uframes_t bf5xx_pcm_pointer(struct snd_pcm_substream *substream)
-{
- struct snd_pcm_runtime *runtime = substream->runtime;
- struct sport_device *sport = runtime->private_data;
- unsigned int curr;
-
-#if defined(CONFIG_SND_BF5XX_MMAP_SUPPORT)
- if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
- curr = sport->tx_delay_pos;
- else
- curr = sport->rx_pos;
-#else
-
- if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
- curr = sport_curr_offset_tx(sport) / sizeof(struct ac97_frame);
- else
- curr = sport_curr_offset_rx(sport) / sizeof(struct ac97_frame);
-
-#endif
- return curr;
-}
-
-static int bf5xx_pcm_open(struct snd_pcm_substream *substream)
-{
- struct snd_soc_pcm_runtime *rtd = substream->private_data;
- struct snd_soc_dai *cpu_dai = rtd->cpu_dai;
- struct sport_device *sport_handle = snd_soc_dai_get_drvdata(cpu_dai);
- struct snd_pcm_runtime *runtime = substream->runtime;
- int ret;
-
- pr_debug("%s enter\n", __func__);
- snd_soc_set_runtime_hwparams(substream, &bf5xx_pcm_hardware);
-
- ret = snd_pcm_hw_constraint_integer(runtime,
- SNDRV_PCM_HW_PARAM_PERIODS);
- if (ret < 0)
- goto out;
-
- if (sport_handle != NULL)
- runtime->private_data = sport_handle;
- else {
- pr_err("sport_handle is NULL\n");
- return -1;
- }
- return 0;
-
- out:
- return ret;
-}
-
-#if defined(CONFIG_SND_BF5XX_MMAP_SUPPORT)
-static int bf5xx_pcm_mmap(struct snd_pcm_substream *substream,
- struct vm_area_struct *vma)
-{
- struct snd_pcm_runtime *runtime = substream->runtime;
- size_t size = vma->vm_end - vma->vm_start;
- vma->vm_start = (unsigned long)runtime->dma_area;
- vma->vm_end = vma->vm_start + size;
- vma->vm_flags |= VM_SHARED;
- return 0 ;
-}
-#else
-static int bf5xx_pcm_copy(struct snd_pcm_substream *substream,
- int channel, unsigned long pos,
- void *buf, unsigned long count)
-{
- struct snd_pcm_runtime *runtime = substream->runtime;
- unsigned int chan_mask = ac97_chan_mask[runtime->channels - 1];
- struct ac97_frame *dst;
-
- pr_debug("%s copy pos:0x%lx count:0x%lx\n",
- substream->stream ? "Capture" : "Playback", pos, count);
- dst = (struct ac97_frame *)runtime->dma_area +
- bytes_to_frames(runtime, pos);
- count = bytes_to_frames(runtime, count);
-
- if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
- bf5xx_pcm_to_ac97(dst, buf, count, chan_mask);
- else
- bf5xx_ac97_to_pcm(dst, buf, count);
- return 0;
-}
-
-static int bf5xx_pcm_copy_user(struct snd_pcm_substream *substream,
- int channel, unsigned long pos,
- void __user *buf, unsigned long count)
-{
- return bf5xx_pcm_copy(substream, channel, pos, (void *)buf, count);
-}
-#endif
-
-static const struct snd_pcm_ops bf5xx_pcm_ac97_ops = {
- .open = bf5xx_pcm_open,
- .ioctl = snd_pcm_lib_ioctl,
- .hw_params = bf5xx_pcm_hw_params,
- .hw_free = bf5xx_pcm_hw_free,
- .prepare = bf5xx_pcm_prepare,
- .trigger = bf5xx_pcm_trigger,
- .pointer = bf5xx_pcm_pointer,
-#if defined(CONFIG_SND_BF5XX_MMAP_SUPPORT)
- .mmap = bf5xx_pcm_mmap,
-#else
- .copy_user = bf5xx_pcm_copy_user,
- .copy_kernel = bf5xx_pcm_copy,
-#endif
-};
-
-static int bf5xx_pcm_preallocate_dma_buffer(struct snd_pcm *pcm, int stream)
-{
- struct snd_soc_pcm_runtime *rtd = pcm->private_data;
- struct snd_soc_dai *cpu_dai = rtd->cpu_dai;
- struct sport_device *sport_handle = snd_soc_dai_get_drvdata(cpu_dai);
- struct snd_pcm_substream *substream = pcm->streams[stream].substream;
- struct snd_dma_buffer *buf = &substream->dma_buffer;
- size_t size = bf5xx_pcm_hardware.buffer_bytes_max
- * sizeof(struct ac97_frame) / 4;
-
- buf->dev.type = SNDRV_DMA_TYPE_DEV;
- buf->dev.dev = pcm->card->dev;
- buf->private_data = NULL;
- buf->area = dma_alloc_coherent(pcm->card->dev, size,
- &buf->addr, GFP_KERNEL);
- if (!buf->area) {
- pr_err("Failed to allocate dma memory\n");
- pr_err("Please increase uncached DMA memory region\n");
- return -ENOMEM;
- }
- buf->bytes = size;
-
- pr_debug("%s, area:%p, size:0x%08lx\n", __func__,
- buf->area, buf->bytes);
-
- if (stream == SNDRV_PCM_STREAM_PLAYBACK)
- sport_handle->tx_buf = buf->area;
- else
- sport_handle->rx_buf = buf->area;
-
-/*
- * Need to allocate local buffer when enable
- * MMAP for SPORT working in TMD mode (include AC97).
- */
-#if defined(CONFIG_SND_BF5XX_MMAP_SUPPORT)
- if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {
- if (!sport_handle->tx_dma_buf) {
- sport_handle->tx_dma_buf = dma_alloc_coherent(NULL, \
- size, &sport_handle->tx_dma_phy, GFP_KERNEL);
- if (!sport_handle->tx_dma_buf) {
- pr_err("Failed to allocate memory for tx dma buf - Please increase uncached DMA memory region\n");
- return -ENOMEM;
- } else
- memset(sport_handle->tx_dma_buf, 0, size);
- } else
- memset(sport_handle->tx_dma_buf, 0, size);
- } else {
- if (!sport_handle->rx_dma_buf) {
- sport_handle->rx_dma_buf = dma_alloc_coherent(NULL, \
- size, &sport_handle->rx_dma_phy, GFP_KERNEL);
- if (!sport_handle->rx_dma_buf) {
- pr_err("Failed to allocate memory for rx dma buf - Please increase uncached DMA memory region\n");
- return -ENOMEM;
- } else
- memset(sport_handle->rx_dma_buf, 0, size);
- } else
- memset(sport_handle->rx_dma_buf, 0, size);
- }
-#endif
- return 0;
-}
-
-static void bf5xx_pcm_free_dma_buffers(struct snd_pcm *pcm)
-{
- struct snd_pcm_substream *substream;
- struct snd_dma_buffer *buf;
- int stream;
-#if defined(CONFIG_SND_BF5XX_MMAP_SUPPORT)
- struct snd_soc_pcm_runtime *rtd = pcm->private_data;
- struct snd_soc_dai *cpu_dai = rtd->cpu_dai;
- struct sport_device *sport_handle = snd_soc_dai_get_drvdata(cpu_dai);
- size_t size = bf5xx_pcm_hardware.buffer_bytes_max *
- sizeof(struct ac97_frame) / 4;
-#endif
- for (stream = 0; stream < 2; stream++) {
- substream = pcm->streams[stream].substream;
- if (!substream)
- continue;
-
- buf = &substream->dma_buffer;
- if (!buf->area)
- continue;
- dma_free_coherent(NULL, buf->bytes, buf->area, 0);
- buf->area = NULL;
-#if defined(CONFIG_SND_BF5XX_MMAP_SUPPORT)
- if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {
- if (sport_handle->tx_dma_buf)
- dma_free_coherent(NULL, size, \
- sport_handle->tx_dma_buf, 0);
- sport_handle->tx_dma_buf = NULL;
- } else {
-
- if (sport_handle->rx_dma_buf)
- dma_free_coherent(NULL, size, \
- sport_handle->rx_dma_buf, 0);
- sport_handle->rx_dma_buf = NULL;
- }
-#endif
- }
-}
-
-static int bf5xx_pcm_ac97_new(struct snd_soc_pcm_runtime *rtd)
-{
- struct snd_card *card = rtd->card->snd_card;
- struct snd_pcm *pcm = rtd->pcm;
- int ret;
-
- pr_debug("%s enter\n", __func__);
- ret = dma_coerce_mask_and_coherent(card->dev, DMA_BIT_MASK(32));
- if (ret)
- return ret;
-
- if (pcm->streams[SNDRV_PCM_STREAM_PLAYBACK].substream) {
- ret = bf5xx_pcm_preallocate_dma_buffer(pcm,
- SNDRV_PCM_STREAM_PLAYBACK);
- if (ret)
- goto out;
- }
-
- if (pcm->streams[SNDRV_PCM_STREAM_CAPTURE].substream) {
- ret = bf5xx_pcm_preallocate_dma_buffer(pcm,
- SNDRV_PCM_STREAM_CAPTURE);
- if (ret)
- goto out;
- }
- out:
- return ret;
-}
-
-static struct snd_soc_component_driver bf5xx_ac97_soc_component = {
- .ops = &bf5xx_pcm_ac97_ops,
- .pcm_new = bf5xx_pcm_ac97_new,
- .pcm_free = bf5xx_pcm_free_dma_buffers,
-};
-
-static int bf5xx_soc_platform_probe(struct platform_device *pdev)
-{
- return devm_snd_soc_register_component(&pdev->dev,
- &bf5xx_ac97_soc_component, NULL, 0);
-}
-
-static struct platform_driver bf5xx_pcm_driver = {
- .driver = {
- .name = "bfin-ac97-pcm-audio",
- },
-
- .probe = bf5xx_soc_platform_probe,
-};
-
-module_platform_driver(bf5xx_pcm_driver);
-
-MODULE_AUTHOR("Cliff Cai");
-MODULE_DESCRIPTION("ADI Blackfin AC97 PCM DMA module");
-MODULE_LICENSE("GPL");
deleted file mode 100644
@@ -1,388 +0,0 @@
-/*
- * bf5xx-ac97.c -- AC97 support for the ADI blackfin chip.
- *
- * Author: Roy Huang
- * Created: 11th. June 2007
- * Copyright: Analog Device Inc.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- */
-
-#include <linux/init.h>
-#include <linux/module.h>
-#include <linux/platform_device.h>
-#include <linux/interrupt.h>
-#include <linux/wait.h>
-#include <linux/delay.h>
-#include <linux/slab.h>
-
-#include <sound/core.h>
-#include <sound/pcm.h>
-#include <sound/ac97_codec.h>
-#include <sound/initval.h>
-#include <sound/soc.h>
-
-#include <asm/irq.h>
-#include <asm/portmux.h>
-#include <linux/mutex.h>
-#include <linux/gpio.h>
-
-#include "bf5xx-sport.h"
-#include "bf5xx-ac97.h"
-
-/* Anomaly notes:
- * 05000250 - AD1980 is running in TDM mode and RFS/TFS are generated by SPORT
- * contrtoller. But, RFSDIV and TFSDIV are always set to 16*16-1,
- * while the max AC97 data size is 13*16. The DIV is always larger
- * than data size. AD73311 and ad2602 are not running in TDM mode.
- * AD1836 and AD73322 depend on external RFS/TFS only. So, this
- * anomaly does not affect blackfin sound drivers.
-*/
-
-static struct sport_device *ac97_sport_handle;
-
-void bf5xx_pcm_to_ac97(struct ac97_frame *dst, const __u16 *src,
- size_t count, unsigned int chan_mask)
-{
- while (count--) {
- dst->ac97_tag = TAG_VALID;
- if (chan_mask & SP_FL) {
- dst->ac97_pcm_r = *src++;
- dst->ac97_tag |= TAG_PCM_RIGHT;
- }
- if (chan_mask & SP_FR) {
- dst->ac97_pcm_l = *src++;
- dst->ac97_tag |= TAG_PCM_LEFT;
-
- }
-#if defined(CONFIG_SND_BF5XX_MULTICHAN_SUPPORT)
- if (chan_mask & SP_SR) {
- dst->ac97_sl = *src++;
- dst->ac97_tag |= TAG_PCM_SL;
- }
- if (chan_mask & SP_SL) {
- dst->ac97_sr = *src++;
- dst->ac97_tag |= TAG_PCM_SR;
- }
- if (chan_mask & SP_LFE) {
- dst->ac97_lfe = *src++;
- dst->ac97_tag |= TAG_PCM_LFE;
- }
- if (chan_mask & SP_FC) {
- dst->ac97_center = *src++;
- dst->ac97_tag |= TAG_PCM_CENTER;
- }
-#endif
- dst++;
- }
-}
-EXPORT_SYMBOL(bf5xx_pcm_to_ac97);
-
-void bf5xx_ac97_to_pcm(const struct ac97_frame *src, __u16 *dst,
- size_t count)
-{
- while (count--) {
- *(dst++) = src->ac97_pcm_l;
- *(dst++) = src->ac97_pcm_r;
- src++;
- }
-}
-EXPORT_SYMBOL(bf5xx_ac97_to_pcm);
-
-static unsigned int sport_tx_curr_frag(struct sport_device *sport)
-{
- return sport->tx_curr_frag = sport_curr_offset_tx(sport) /
- sport->tx_fragsize;
-}
-
-static void enqueue_cmd(struct snd_ac97 *ac97, __u16 addr, __u16 data)
-{
- struct sport_device *sport = ac97_sport_handle;
- int *cmd_count = sport->private_data;
- int nextfrag = sport_tx_curr_frag(sport);
- struct ac97_frame *nextwrite;
-
- sport_incfrag(sport, &nextfrag, 1);
-
- nextwrite = (struct ac97_frame *)(sport->tx_buf +
- nextfrag * sport->tx_fragsize);
- pr_debug("sport->tx_buf:%p, nextfrag:0x%x nextwrite:%p, cmd_count:%d\n",
- sport->tx_buf, nextfrag, nextwrite, cmd_count[nextfrag]);
- nextwrite[cmd_count[nextfrag]].ac97_tag |= TAG_CMD;
- nextwrite[cmd_count[nextfrag]].ac97_addr = addr;
- nextwrite[cmd_count[nextfrag]].ac97_data = data;
- ++cmd_count[nextfrag];
- pr_debug("ac97_sport: Inserting %02x/%04x into fragment %d\n",
- addr >> 8, data, nextfrag);
-}
-
-static unsigned short bf5xx_ac97_read(struct snd_ac97 *ac97,
- unsigned short reg)
-{
- struct sport_device *sport_handle = ac97_sport_handle;
- struct ac97_frame out_frame[2], in_frame[2];
-
- pr_debug("%s enter 0x%x\n", __func__, reg);
-
- /* When dma descriptor is enabled, the register should not be read */
- if (sport_handle->tx_run || sport_handle->rx_run) {
- pr_err("Could you send a mail to cliff.cai@analog.com "
- "to report this?\n");
- return -EFAULT;
- }
-
- memset(&out_frame, 0, 2 * sizeof(struct ac97_frame));
- memset(&in_frame, 0, 2 * sizeof(struct ac97_frame));
- out_frame[0].ac97_tag = TAG_VALID | TAG_CMD;
- out_frame[0].ac97_addr = ((reg << 8) | 0x8000);
- sport_send_and_recv(sport_handle, (unsigned char *)&out_frame,
- (unsigned char *)&in_frame,
- 2 * sizeof(struct ac97_frame));
- return in_frame[1].ac97_data;
-}
-
-void bf5xx_ac97_write(struct snd_ac97 *ac97, unsigned short reg,
- unsigned short val)
-{
- struct sport_device *sport_handle = ac97_sport_handle;
-
- pr_debug("%s enter 0x%x:0x%04x\n", __func__, reg, val);
-
- if (sport_handle->tx_run) {
- enqueue_cmd(ac97, (reg << 8), val); /* write */
- enqueue_cmd(ac97, (reg << 8) | 0x8000, 0); /* read back */
- } else {
- struct ac97_frame frame;
- memset(&frame, 0, sizeof(struct ac97_frame));
- frame.ac97_tag = TAG_VALID | TAG_CMD;
- frame.ac97_addr = (reg << 8);
- frame.ac97_data = val;
- sport_send_and_recv(sport_handle, (unsigned char *)&frame, \
- NULL, sizeof(struct ac97_frame));
- }
-}
-
-static void bf5xx_ac97_warm_reset(struct snd_ac97 *ac97)
-{
- struct sport_device *sport_handle = ac97_sport_handle;
- u16 gpio = P_IDENT(sport_handle->pin_req[3]);
-
- pr_debug("%s enter\n", __func__);
-
- peripheral_free_list(sport_handle->pin_req);
- gpio_request(gpio, "bf5xx-ac97");
- gpio_direction_output(gpio, 1);
- udelay(2);
- gpio_set_value(gpio, 0);
- udelay(1);
- gpio_free(gpio);
- peripheral_request_list(sport_handle->pin_req, "soc-audio");
-}
-
-static void bf5xx_ac97_cold_reset(struct snd_ac97 *ac97)
-{
-#ifdef CONFIG_SND_BF5XX_HAVE_COLD_RESET
- pr_debug("%s enter\n", __func__);
-
- /* It is specified for bf548-ezkit */
- gpio_set_value(CONFIG_SND_BF5XX_RESET_GPIO_NUM, 0);
- /* Keep reset pin low for 1 ms */
- mdelay(1);
- gpio_set_value(CONFIG_SND_BF5XX_RESET_GPIO_NUM, 1);
- /* Wait for bit clock recover */
- mdelay(1);
-#else
- pr_info("%s: Not implemented\n", __func__);
-#endif
-}
-
-static struct snd_ac97_bus_ops bf5xx_ac97_ops = {
- .read = bf5xx_ac97_read,
- .write = bf5xx_ac97_write,
- .warm_reset = bf5xx_ac97_warm_reset,
- .reset = bf5xx_ac97_cold_reset,
-};
-
-#ifdef CONFIG_PM
-static int bf5xx_ac97_suspend(struct snd_soc_dai *dai)
-{
- struct sport_device *sport = snd_soc_dai_get_drvdata(dai);
-
- pr_debug("%s : sport %d\n", __func__, dai->id);
- if (!dai->active)
- return 0;
- if (dai->capture_active)
- sport_rx_stop(sport);
- if (dai->playback_active)
- sport_tx_stop(sport);
- return 0;
-}
-
-static int bf5xx_ac97_resume(struct snd_soc_dai *dai)
-{
- int ret;
- struct sport_device *sport = snd_soc_dai_get_drvdata(dai);
-
- pr_debug("%s : sport %d\n", __func__, dai->id);
- if (!dai->active)
- return 0;
-
-#if defined(CONFIG_SND_BF5XX_MULTICHAN_SUPPORT)
- ret = sport_set_multichannel(sport, 16, 0x3FF, 0x3FF, 1);
-#else
- ret = sport_set_multichannel(sport, 16, 0x1F, 0x1F, 1);
-#endif
- if (ret) {
- pr_err("SPORT is busy!\n");
- return -EBUSY;
- }
-
- ret = sport_config_rx(sport, IRFS, 0xF, 0, (16*16-1));
- if (ret) {
- pr_err("SPORT is busy!\n");
- return -EBUSY;
- }
-
- ret = sport_config_tx(sport, ITFS, 0xF, 0, (16*16-1));
- if (ret) {
- pr_err("SPORT is busy!\n");
- return -EBUSY;
- }
-
- return 0;
-}
-
-#else
-#define bf5xx_ac97_suspend NULL
-#define bf5xx_ac97_resume NULL
-#endif
-
-static struct snd_soc_dai_driver bfin_ac97_dai = {
- .bus_control = true,
- .suspend = bf5xx_ac97_suspend,
- .resume = bf5xx_ac97_resume,
- .playback = {
- .stream_name = "AC97 Playback",
- .channels_min = 2,
-#if defined(CONFIG_SND_BF5XX_MULTICHAN_SUPPORT)
- .channels_max = 6,
-#else
- .channels_max = 2,
-#endif
- .rates = SNDRV_PCM_RATE_48000,
- .formats = SNDRV_PCM_FMTBIT_S16_LE, },
- .capture = {
- .stream_name = "AC97 Capture",
- .channels_min = 2,
- .channels_max = 2,
- .rates = SNDRV_PCM_RATE_48000,
- .formats = SNDRV_PCM_FMTBIT_S16_LE, },
-};
-
-static const struct snd_soc_component_driver bfin_ac97_component = {
- .name = "bfin-ac97",
-};
-
-static int asoc_bfin_ac97_probe(struct platform_device *pdev)
-{
- struct sport_device *sport_handle;
- int ret;
-
-#ifdef CONFIG_SND_BF5XX_HAVE_COLD_RESET
- /* Request PB3 as reset pin */
- ret = devm_gpio_request_one(&pdev->dev,
- CONFIG_SND_BF5XX_RESET_GPIO_NUM,
- GPIOF_OUT_INIT_HIGH, "SND_AD198x RESET");
- if (ret) {
- dev_err(&pdev->dev,
- "Failed to request GPIO_%d for reset: %d\n",
- CONFIG_SND_BF5XX_RESET_GPIO_NUM, ret);
- return ret;
- }
-#endif
-
- sport_handle = sport_init(pdev, 2, sizeof(struct ac97_frame),
- PAGE_SIZE);
- if (!sport_handle) {
- ret = -ENODEV;
- goto sport_err;
- }
-
- /*SPORT works in TDM mode to simulate AC97 transfers*/
-#if defined(CONFIG_SND_BF5XX_MULTICHAN_SUPPORT)
- ret = sport_set_multichannel(sport_handle, 16, 0x3FF, 0x3FF, 1);
-#else
- ret = sport_set_multichannel(sport_handle, 16, 0x1F, 0x1F, 1);
-#endif
- if (ret) {
- pr_err("SPORT is busy!\n");
- ret = -EBUSY;
- goto sport_config_err;
- }
-
- ret = sport_config_rx(sport_handle, IRFS, 0xF, 0, (16*16-1));
- if (ret) {
- pr_err("SPORT is busy!\n");
- ret = -EBUSY;
- goto sport_config_err;
- }
-
- ret = sport_config_tx(sport_handle, ITFS, 0xF, 0, (16*16-1));
- if (ret) {
- pr_err("SPORT is busy!\n");
- ret = -EBUSY;
- goto sport_config_err;
- }
-
- ret = snd_soc_set_ac97_ops(&bf5xx_ac97_ops);
- if (ret != 0) {
- dev_err(&pdev->dev, "Failed to set AC'97 ops: %d\n", ret);
- goto sport_config_err;
- }
-
- ret = snd_soc_register_component(&pdev->dev, &bfin_ac97_component,
- &bfin_ac97_dai, 1);
- if (ret) {
- pr_err("Failed to register DAI: %d\n", ret);
- goto sport_config_err;
- }
-
- ac97_sport_handle = sport_handle;
-
- return 0;
-
-sport_config_err:
- sport_done(sport_handle);
-sport_err:
- snd_soc_set_ac97_ops(NULL);
-
- return ret;
-}
-
-static int asoc_bfin_ac97_remove(struct platform_device *pdev)
-{
- struct sport_device *sport_handle = platform_get_drvdata(pdev);
-
- snd_soc_unregister_component(&pdev->dev);
- sport_done(sport_handle);
- snd_soc_set_ac97_ops(NULL);
-
- return 0;
-}
-
-static struct platform_driver asoc_bfin_ac97_driver = {
- .driver = {
- .name = "bfin-ac97",
- },
-
- .probe = asoc_bfin_ac97_probe,
- .remove = asoc_bfin_ac97_remove,
-};
-
-module_platform_driver(asoc_bfin_ac97_driver);
-
-MODULE_AUTHOR("Roy Huang");
-MODULE_DESCRIPTION("AC97 driver for ADI Blackfin");
-MODULE_LICENSE("GPL");
deleted file mode 100644
@@ -1,57 +0,0 @@
-/*
- * sound/soc/blackfin/bf5xx-ac97.h
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- */
-
-#ifndef _BF5XX_AC97_H
-#define _BF5XX_AC97_H
-
-/* Frame format in memory, only support stereo currently */
-struct ac97_frame {
- u16 ac97_tag; /* slot 0 */
- u16 ac97_addr; /* slot 1 */
- u16 ac97_data; /* slot 2 */
- u16 ac97_pcm_l; /*slot 3:front left*/
- u16 ac97_pcm_r; /*slot 4:front left*/
-#if defined(CONFIG_SND_BF5XX_MULTICHAN_SUPPORT)
- u16 ac97_mdm_l1;
- u16 ac97_center; /*slot 6:center*/
- u16 ac97_sl; /*slot 7:surround left*/
- u16 ac97_sr; /*slot 8:surround right*/
- u16 ac97_lfe; /*slot 9:lfe*/
-#endif
-} __attribute__ ((packed));
-
-/* Speaker location */
-#define SP_FL 0x0001
-#define SP_FR 0x0010
-#define SP_FC 0x0002
-#define SP_LFE 0x0020
-#define SP_SL 0x0004
-#define SP_SR 0x0040
-
-#define SP_STEREO (SP_FL | SP_FR)
-#define SP_2DOT1 (SP_FL | SP_FR | SP_LFE)
-#define SP_QUAD (SP_FL | SP_FR | SP_SL | SP_SR)
-#define SP_5DOT1 (SP_FL | SP_FR | SP_FC | SP_LFE | SP_SL | SP_SR)
-
-#define TAG_VALID 0x8000
-#define TAG_CMD 0x6000
-#define TAG_PCM_LEFT 0x1000
-#define TAG_PCM_RIGHT 0x0800
-#define TAG_PCM_MDM_L1 0x0400
-#define TAG_PCM_CENTER 0x0200
-#define TAG_PCM_SL 0x0100
-#define TAG_PCM_SR 0x0080
-#define TAG_PCM_LFE 0x0040
-
-void bf5xx_pcm_to_ac97(struct ac97_frame *dst, const __u16 *src, \
- size_t count, unsigned int chan_mask);
-
-void bf5xx_ac97_to_pcm(const struct ac97_frame *src, __u16 *dst, \
- size_t count);
-
-#endif
deleted file mode 100644
@@ -1,109 +0,0 @@
-/*
- * File: sound/soc/blackfin/bf5xx-ad1836.c
- * Author: Barry Song <Barry.Song@analog.com>
- *
- * Created: Aug 4 2009
- * Description: Board driver for ad1836 sound chip
- *
- * Bugs: Enter bugs at http://blackfin.uclinux.org/
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- */
-
-#include <linux/module.h>
-#include <linux/moduleparam.h>
-#include <linux/device.h>
-#include <sound/core.h>
-#include <sound/pcm.h>
-#include <sound/soc.h>
-#include <sound/pcm_params.h>
-
-#include <asm/blackfin.h>
-#include <asm/cacheflush.h>
-#include <asm/irq.h>
-#include <asm/dma.h>
-#include <asm/portmux.h>
-
-#include "../codecs/ad1836.h"
-
-static struct snd_soc_card bf5xx_ad1836;
-
-static int bf5xx_ad1836_init(struct snd_soc_pcm_runtime *rtd)
-{
- struct snd_soc_dai *cpu_dai = rtd->cpu_dai;
- unsigned int channel_map[] = {0, 4, 1, 5, 2, 6, 3, 7};
- int ret = 0;
-
- /* set cpu DAI channel mapping */
- ret = snd_soc_dai_set_channel_map(cpu_dai, ARRAY_SIZE(channel_map),
- channel_map, ARRAY_SIZE(channel_map), channel_map);
- if (ret < 0)
- return ret;
-
- ret = snd_soc_dai_set_tdm_slot(cpu_dai, 0xFF, 0xFF, 8, 32);
- if (ret < 0)
- return ret;
-
- return 0;
-}
-
-#define BF5XX_AD1836_DAIFMT (SND_SOC_DAIFMT_DSP_A | SND_SOC_DAIFMT_IB_IF | \
- SND_SOC_DAIFMT_CBM_CFM)
-
-static struct snd_soc_dai_link bf5xx_ad1836_dai = {
- .name = "ad1836",
- .stream_name = "AD1836",
- .codec_dai_name = "ad1836-hifi",
- .platform_name = "bfin-i2s-pcm-audio",
- .dai_fmt = BF5XX_AD1836_DAIFMT,
- .init = bf5xx_ad1836_init,
-};
-
-static struct snd_soc_card bf5xx_ad1836 = {
- .name = "bfin-ad1836",
- .owner = THIS_MODULE,
- .dai_link = &bf5xx_ad1836_dai,
- .num_links = 1,
-};
-
-static int bf5xx_ad1836_driver_probe(struct platform_device *pdev)
-{
- struct snd_soc_card *card = &bf5xx_ad1836;
- const char **link_name;
- int ret;
-
- link_name = pdev->dev.platform_data;
- if (!link_name) {
- dev_err(&pdev->dev, "No platform data supplied\n");
- return -EINVAL;
- }
- bf5xx_ad1836_dai.cpu_dai_name = link_name[0];
- bf5xx_ad1836_dai.codec_name = link_name[1];
-
- card->dev = &pdev->dev;
- platform_set_drvdata(pdev, card);
-
- ret = devm_snd_soc_register_card(&pdev->dev, card);
- if (ret)
- dev_err(&pdev->dev, "Failed to register card\n");
- return ret;
-}
-
-static struct platform_driver bf5xx_ad1836_driver = {
- .driver = {
- .name = "bfin-snd-ad1836",
- .pm = &snd_soc_pm_ops,
- },
- .probe = bf5xx_ad1836_driver_probe,
-};
-module_platform_driver(bf5xx_ad1836_driver);
-
-/* Module information */
-MODULE_AUTHOR("Barry Song");
-MODULE_DESCRIPTION("ALSA SoC AD1836 board driver");
-MODULE_LICENSE("GPL");
-
deleted file mode 100644
@@ -1,131 +0,0 @@
-/*
- * File: sound/soc/blackfin/bf5xx-ad193x.c
- * Author: Barry Song <Barry.Song@analog.com>
- *
- * Created: Thur June 4 2009
- * Description: Board driver for ad193x sound chip
- *
- * Bugs: Enter bugs at http://blackfin.uclinux.org/
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see the file COPYING, or write
- * to the Free Software Foundation, Inc.,
- * 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
- */
-
-#include <linux/module.h>
-#include <linux/moduleparam.h>
-#include <linux/device.h>
-#include <sound/core.h>
-#include <sound/pcm.h>
-#include <sound/soc.h>
-#include <sound/pcm_params.h>
-
-#include <asm/blackfin.h>
-#include <asm/cacheflush.h>
-#include <asm/irq.h>
-#include <asm/dma.h>
-#include <asm/portmux.h>
-
-#include "../codecs/ad193x.h"
-
-static struct snd_soc_card bf5xx_ad193x;
-
-static int bf5xx_ad193x_link_init(struct snd_soc_pcm_runtime *rtd)
-{
- struct snd_soc_dai *cpu_dai = rtd->cpu_dai;
- struct snd_soc_dai *codec_dai = rtd->codec_dai;
- int ret;
-
- /* set the codec system clock for DAC and ADC */
- ret = snd_soc_dai_set_sysclk(codec_dai, 0, 24576000, SND_SOC_CLOCK_IN);
- if (ret < 0)
- return ret;
-
- /* set codec DAI slots, 8 channels, all channels are enabled */
- ret = snd_soc_dai_set_tdm_slot(codec_dai, 0xFF, 0xFF, 8, 32);
- if (ret < 0)
- return ret;
-
- ret = snd_soc_dai_set_tdm_slot(cpu_dai, 0xFF, 0xFF, 8, 32);
- if (ret < 0)
- return ret;
-
- return 0;
-}
-
-#define BF5XX_AD193X_DAIFMT (SND_SOC_DAIFMT_DSP_A | SND_SOC_DAIFMT_IB_IF | \
- SND_SOC_DAIFMT_CBM_CFM)
-
-static struct snd_soc_dai_link bf5xx_ad193x_dai[] = {
- {
- .name = "ad193x",
- .stream_name = "AD193X",
- .cpu_dai_name = "bfin-i2s.0",
- .codec_dai_name ="ad193x-hifi",
- .platform_name = "bfin-i2s-pcm-audio",
- .codec_name = "spi0.5",
- .dai_fmt = BF5XX_AD193X_DAIFMT,
- .init = bf5xx_ad193x_link_init,
- },
- {
- .name = "ad193x",
- .stream_name = "AD193X",
- .cpu_dai_name = "bfin-i2s.1",
- .codec_dai_name ="ad193x-hifi",
- .platform_name = "bfin-i2s-pcm-audio",
- .codec_name = "spi0.5",
- .dai_fmt = BF5XX_AD193X_DAIFMT,
- .init = bf5xx_ad193x_link_init,
- },
-};
-
-static struct snd_soc_card bf5xx_ad193x = {
- .name = "bfin-ad193x",
- .owner = THIS_MODULE,
- .dai_link = &bf5xx_ad193x_dai[CONFIG_SND_BF5XX_SPORT_NUM],
- .num_links = 1,
-};
-
-static struct platform_device *bfxx_ad193x_snd_device;
-
-static int __init bf5xx_ad193x_init(void)
-{
- int ret;
-
- bfxx_ad193x_snd_device = platform_device_alloc("soc-audio", -1);
- if (!bfxx_ad193x_snd_device)
- return -ENOMEM;
-
- platform_set_drvdata(bfxx_ad193x_snd_device, &bf5xx_ad193x);
- ret = platform_device_add(bfxx_ad193x_snd_device);
-
- if (ret)
- platform_device_put(bfxx_ad193x_snd_device);
-
- return ret;
-}
-
-static void __exit bf5xx_ad193x_exit(void)
-{
- platform_device_unregister(bfxx_ad193x_snd_device);
-}
-
-module_init(bf5xx_ad193x_init);
-module_exit(bf5xx_ad193x_exit);
-
-/* Module information */
-MODULE_AUTHOR("Barry Song");
-MODULE_DESCRIPTION("ALSA SoC AD193X board driver");
-MODULE_LICENSE("GPL");
-
deleted file mode 100644
@@ -1,109 +0,0 @@
-/*
- * File: sound/soc/blackfin/bf5xx-ad1980.c
- * Author: Cliff Cai <Cliff.Cai@analog.com>
- *
- * Created: Tue June 06 2008
- * Description: Board driver for AD1980/1 audio codec
- *
- * Modified:
- * Copyright 2008 Analog Devices Inc.
- *
- * Bugs: Enter bugs at http://blackfin.uclinux.org/
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see the file COPYING, or write
- * to the Free Software Foundation, Inc.,
- * 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
- */
-
-/*
- * WARNING:
- *
- * Because Analog Devices Inc. discontinued the ad1980 sound chip since
- * Sep. 2009, this ad1980 driver is not maintained, tested and supported
- * by ADI now.
- */
-
-#include <linux/module.h>
-#include <linux/moduleparam.h>
-#include <linux/device.h>
-#include <asm/dma.h>
-
-#include <sound/core.h>
-#include <sound/pcm.h>
-#include <sound/soc.h>
-
-#include <linux/gpio.h>
-#include <asm/portmux.h>
-
-#include "bf5xx-ac97.h"
-
-static struct snd_soc_card bf5xx_board;
-
-static struct snd_soc_dai_link bf5xx_board_dai[] = {
- {
- .name = "AC97",
- .stream_name = "AC97 HiFi",
- .cpu_dai_name = "bfin-ac97.0",
- .codec_dai_name = "ad1980-hifi",
- .platform_name = "bfin-ac97-pcm-audio",
- .codec_name = "ad1980",
- },
- {
- .name = "AC97",
- .stream_name = "AC97 HiFi",
- .cpu_dai_name = "bfin-ac97.1",
- .codec_dai_name = "ad1980-hifi",
- .platform_name = "bfin-ac97-pcm-audio",
- .codec_name = "ad1980",
- },
-};
-
-static struct snd_soc_card bf5xx_board = {
- .name = "bfin-ad1980",
- .owner = THIS_MODULE,
- .dai_link = &bf5xx_board_dai[CONFIG_SND_BF5XX_SPORT_NUM],
- .num_links = 1,
-};
-
-static struct platform_device *bf5xx_board_snd_device;
-
-static int __init bf5xx_board_init(void)
-{
- int ret;
-
- bf5xx_board_snd_device = platform_device_alloc("soc-audio", -1);
- if (!bf5xx_board_snd_device)
- return -ENOMEM;
-
- platform_set_drvdata(bf5xx_board_snd_device, &bf5xx_board);
- ret = platform_device_add(bf5xx_board_snd_device);
-
- if (ret)
- platform_device_put(bf5xx_board_snd_device);
-
- return ret;
-}
-
-static void __exit bf5xx_board_exit(void)
-{
- platform_device_unregister(bf5xx_board_snd_device);
-}
-
-module_init(bf5xx_board_init);
-module_exit(bf5xx_board_exit);
-
-/* Module information */
-MODULE_AUTHOR("Cliff Cai");
-MODULE_DESCRIPTION("ALSA SoC AD1980/1 BF5xx board (Obsolete)");
-MODULE_LICENSE("GPL");
deleted file mode 100644
@@ -1,212 +0,0 @@
-/*
- * File: sound/soc/blackfin/bf5xx-ad73311.c
- * Author: Cliff Cai <Cliff.Cai@analog.com>
- *
- * Created: Thur Sep 25 2008
- * Description: Board driver for ad73311 sound chip
- *
- * Modified:
- * Copyright 2008 Analog Devices Inc.
- *
- * Bugs: Enter bugs at http://blackfin.uclinux.org/
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see the file COPYING, or write
- * to the Free Software Foundation, Inc.,
- * 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
- */
-
-#include <linux/module.h>
-#include <linux/moduleparam.h>
-#include <linux/device.h>
-#include <linux/delay.h>
-#include <linux/gpio.h>
-
-#include <sound/core.h>
-#include <sound/pcm.h>
-#include <sound/soc.h>
-#include <sound/pcm_params.h>
-
-#include <asm/blackfin.h>
-#include <asm/cacheflush.h>
-#include <asm/irq.h>
-#include <asm/dma.h>
-#include <asm/portmux.h>
-
-#include "../codecs/ad73311.h"
-#include "bf5xx-sport.h"
-
-#if CONFIG_SND_BF5XX_SPORT_NUM == 0
-#define bfin_write_SPORT_TCR1 bfin_write_SPORT0_TCR1
-#define bfin_read_SPORT_TCR1 bfin_read_SPORT0_TCR1
-#define bfin_write_SPORT_TCR2 bfin_write_SPORT0_TCR2
-#define bfin_write_SPORT_TX16 bfin_write_SPORT0_TX16
-#define bfin_read_SPORT_STAT bfin_read_SPORT0_STAT
-#else
-#define bfin_write_SPORT_TCR1 bfin_write_SPORT1_TCR1
-#define bfin_read_SPORT_TCR1 bfin_read_SPORT1_TCR1
-#define bfin_write_SPORT_TCR2 bfin_write_SPORT1_TCR2
-#define bfin_write_SPORT_TX16 bfin_write_SPORT1_TX16
-#define bfin_read_SPORT_STAT bfin_read_SPORT1_STAT
-#endif
-
-#define GPIO_SE CONFIG_SND_BFIN_AD73311_SE
-
-static struct snd_soc_card bf5xx_ad73311;
-
-static int snd_ad73311_startup(void)
-{
- pr_debug("%s enter\n", __func__);
-
- /* Pull up SE pin on AD73311L */
- gpio_set_value(GPIO_SE, 1);
- return 0;
-}
-
-static int snd_ad73311_configure(void)
-{
- unsigned short ctrl_regs[6];
- unsigned short status = 0;
- int count = 0;
-
- /* DMCLK = MCLK = 16.384 MHz
- * SCLK = DMCLK/8 = 2.048 MHz
- * Sample Rate = DMCLK/2048 = 8 KHz
- */
- ctrl_regs[0] = AD_CONTROL | AD_WRITE | CTRL_REG_B | REGB_MCDIV(0) | \
- REGB_SCDIV(0) | REGB_DIRATE(0);
- ctrl_regs[1] = AD_CONTROL | AD_WRITE | CTRL_REG_C | REGC_PUDEV | \
- REGC_PUADC | REGC_PUDAC | REGC_PUREF | REGC_REFUSE ;
- ctrl_regs[2] = AD_CONTROL | AD_WRITE | CTRL_REG_D | REGD_OGS(2) | \
- REGD_IGS(2);
- ctrl_regs[3] = AD_CONTROL | AD_WRITE | CTRL_REG_E | REGE_DA(0x1f);
- ctrl_regs[4] = AD_CONTROL | AD_WRITE | CTRL_REG_F | REGF_SEEN ;
- ctrl_regs[5] = AD_CONTROL | AD_WRITE | CTRL_REG_A | REGA_MODE_DATA;
-
- local_irq_disable();
- snd_ad73311_startup();
- udelay(1);
-
- bfin_write_SPORT_TCR1(TFSR);
- bfin_write_SPORT_TCR2(0xF);
- SSYNC();
-
- /* SPORT Tx Register is a 8 x 16 FIFO, all the data can be put to
- * FIFO before enable SPORT to transfer the data
- */
- for (count = 0; count < 6; count++)
- bfin_write_SPORT_TX16(ctrl_regs[count]);
- SSYNC();
- bfin_write_SPORT_TCR1(bfin_read_SPORT_TCR1() | TSPEN);
- SSYNC();
-
- /* When TUVF is set, the data is already send out */
- while (!(status & TUVF) && ++count < 10000) {
- udelay(1);
- status = bfin_read_SPORT_STAT();
- SSYNC();
- }
- bfin_write_SPORT_TCR1(bfin_read_SPORT_TCR1() & ~TSPEN);
- SSYNC();
- local_irq_enable();
-
- if (count >= 10000) {
- printk(KERN_ERR "ad73311: failed to configure codec\n");
- return -1;
- }
- return 0;
-}
-
-static int bf5xx_probe(struct snd_soc_card *card)
-{
- int err;
- if (gpio_request(GPIO_SE, "AD73311_SE")) {
- printk(KERN_ERR "%s: Failed ro request GPIO_%d\n", __func__, GPIO_SE);
- return -EBUSY;
- }
-
- gpio_direction_output(GPIO_SE, 0);
-
- err = snd_ad73311_configure();
- if (err < 0)
- return -EFAULT;
-
- return 0;
-}
-
-#define BF5XX_AD7311_DAI_FMT (SND_SOC_DAIFMT_DSP_A | SND_SOC_DAIFMT_NB_NF | \
- SND_SOC_DAIFMT_CBM_CFM)
-
-static struct snd_soc_dai_link bf5xx_ad73311_dai[] = {
- {
- .name = "ad73311",
- .stream_name = "AD73311",
- .cpu_dai_name = "bfin-i2s.0",
- .codec_dai_name = "ad73311-hifi",
- .platform_name = "bfin-i2s-pcm-audio",
- .codec_name = "ad73311",
- .dai_fmt = BF5XX_AD7311_DAI_FMT,
- },
- {
- .name = "ad73311",
- .stream_name = "AD73311",
- .cpu_dai_name = "bfin-i2s.1",
- .codec_dai_name = "ad73311-hifi",
- .platform_name = "bfin-i2s-pcm-audio",
- .codec_name = "ad73311",
- .dai_fmt = BF5XX_AD7311_DAI_FMT,
- },
-};
-
-static struct snd_soc_card bf5xx_ad73311 = {
- .name = "bfin-ad73311",
- .owner = THIS_MODULE,
- .probe = bf5xx_probe,
- .dai_link = &bf5xx_ad73311_dai[CONFIG_SND_BF5XX_SPORT_NUM],
- .num_links = 1,
-};
-
-static struct platform_device *bf5xx_ad73311_snd_device;
-
-static int __init bf5xx_ad73311_init(void)
-{
- int ret;
-
- pr_debug("%s enter\n", __func__);
- bf5xx_ad73311_snd_device = platform_device_alloc("soc-audio", -1);
- if (!bf5xx_ad73311_snd_device)
- return -ENOMEM;
-
- platform_set_drvdata(bf5xx_ad73311_snd_device, &bf5xx_ad73311);
- ret = platform_device_add(bf5xx_ad73311_snd_device);
-
- if (ret)
- platform_device_put(bf5xx_ad73311_snd_device);
-
- return ret;
-}
-
-static void __exit bf5xx_ad73311_exit(void)
-{
- pr_debug("%s enter\n", __func__);
- platform_device_unregister(bf5xx_ad73311_snd_device);
-}
-
-module_init(bf5xx_ad73311_init);
-module_exit(bf5xx_ad73311_exit);
-
-/* Module information */
-MODULE_AUTHOR("Cliff Cai");
-MODULE_DESCRIPTION("ALSA SoC AD73311 Blackfin");
-MODULE_LICENSE("GPL");
-
deleted file mode 100644
@@ -1,373 +0,0 @@
-/*
- * File: sound/soc/blackfin/bf5xx-i2s-pcm.c
- * Author: Cliff Cai <Cliff.Cai@analog.com>
- *
- * Created: Tue June 06 2008
- * Description: DMA driver for i2s codec
- *
- * Modified:
- * Copyright 2008 Analog Devices Inc.
- *
- * Bugs: Enter bugs at http://blackfin.uclinux.org/
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see the file COPYING, or write
- * to the Free Software Foundation, Inc.,
- * 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
- */
-
-#include <linux/module.h>
-#include <linux/init.h>
-#include <linux/platform_device.h>
-#include <linux/dma-mapping.h>
-#include <linux/gfp.h>
-
-#include <sound/core.h>
-#include <sound/pcm.h>
-#include <sound/pcm_params.h>
-#include <sound/soc.h>
-
-#include <asm/dma.h>
-
-#include "bf5xx-sport.h"
-#include "bf5xx-i2s-pcm.h"
-
-static void bf5xx_dma_irq(void *data)
-{
- struct snd_pcm_substream *pcm = data;
- snd_pcm_period_elapsed(pcm);
-}
-
-static const struct snd_pcm_hardware bf5xx_pcm_hardware = {
- .info = SNDRV_PCM_INFO_INTERLEAVED |
- SNDRV_PCM_INFO_MMAP_VALID |
- SNDRV_PCM_INFO_BLOCK_TRANSFER,
- .period_bytes_min = 32,
- .period_bytes_max = 0x10000,
- .periods_min = 1,
- .periods_max = PAGE_SIZE/32,
- .buffer_bytes_max = 0x20000, /* 128 kbytes */
- .fifo_size = 16,
-};
-
-static int bf5xx_pcm_hw_params(struct snd_pcm_substream *substream,
- struct snd_pcm_hw_params *params)
-{
- struct snd_soc_pcm_runtime *rtd = substream->private_data;
- unsigned int buffer_size = params_buffer_bytes(params);
- struct bf5xx_i2s_pcm_data *dma_data;
-
- dma_data = snd_soc_dai_get_dma_data(rtd->cpu_dai, substream);
-
- if (dma_data->tdm_mode)
- buffer_size = buffer_size / params_channels(params) * 8;
-
- return snd_pcm_lib_malloc_pages(substream, buffer_size);
-}
-
-static int bf5xx_pcm_hw_free(struct snd_pcm_substream *substream)
-{
- snd_pcm_lib_free_pages(substream);
-
- return 0;
-}
-
-static int bf5xx_pcm_prepare(struct snd_pcm_substream *substream)
-{
- struct snd_soc_pcm_runtime *rtd = substream->private_data;
- struct snd_pcm_runtime *runtime = substream->runtime;
- struct sport_device *sport = runtime->private_data;
- int period_bytes = frames_to_bytes(runtime, runtime->period_size);
- struct bf5xx_i2s_pcm_data *dma_data;
-
- dma_data = snd_soc_dai_get_dma_data(rtd->cpu_dai, substream);
-
- if (dma_data->tdm_mode)
- period_bytes = period_bytes / runtime->channels * 8;
-
- pr_debug("%s enter\n", __func__);
- if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {
- sport_set_tx_callback(sport, bf5xx_dma_irq, substream);
- sport_config_tx_dma(sport, runtime->dma_area,
- runtime->periods, period_bytes);
- } else {
- sport_set_rx_callback(sport, bf5xx_dma_irq, substream);
- sport_config_rx_dma(sport, runtime->dma_area,
- runtime->periods, period_bytes);
- }
-
- return 0;
-}
-
-static int bf5xx_pcm_trigger(struct snd_pcm_substream *substream, int cmd)
-{
- struct snd_pcm_runtime *runtime = substream->runtime;
- struct sport_device *sport = runtime->private_data;
- int ret = 0;
-
- pr_debug("%s enter\n", __func__);
- switch (cmd) {
- case SNDRV_PCM_TRIGGER_START:
- if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
- sport_tx_start(sport);
- else
- sport_rx_start(sport);
- break;
- case SNDRV_PCM_TRIGGER_STOP:
- case SNDRV_PCM_TRIGGER_SUSPEND:
- case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
- if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
- sport_tx_stop(sport);
- else
- sport_rx_stop(sport);
- break;
- default:
- ret = -EINVAL;
- }
-
- return ret;
-}
-
-static snd_pcm_uframes_t bf5xx_pcm_pointer(struct snd_pcm_substream *substream)
-{
- struct snd_soc_pcm_runtime *rtd = substream->private_data;
- struct snd_pcm_runtime *runtime = substream->runtime;
- struct sport_device *sport = runtime->private_data;
- unsigned int diff;
- snd_pcm_uframes_t frames;
- struct bf5xx_i2s_pcm_data *dma_data;
-
- dma_data = snd_soc_dai_get_dma_data(rtd->cpu_dai, substream);
-
- pr_debug("%s enter\n", __func__);
- if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {
- diff = sport_curr_offset_tx(sport);
- } else {
- diff = sport_curr_offset_rx(sport);
- }
-
- /*
- * TX at least can report one frame beyond the end of the
- * buffer if we hit the wraparound case - clamp to within the
- * buffer as the ALSA APIs require.
- */
- if (diff == snd_pcm_lib_buffer_bytes(substream))
- diff = 0;
-
- frames = bytes_to_frames(substream->runtime, diff);
- if (dma_data->tdm_mode)
- frames = frames * runtime->channels / 8;
-
- return frames;
-}
-
-static int bf5xx_pcm_open(struct snd_pcm_substream *substream)
-{
- struct snd_soc_pcm_runtime *rtd = substream->private_data;
- struct snd_soc_dai *cpu_dai = rtd->cpu_dai;
- struct sport_device *sport_handle = snd_soc_dai_get_drvdata(cpu_dai);
- struct snd_pcm_runtime *runtime = substream->runtime;
- struct snd_dma_buffer *buf = &substream->dma_buffer;
- struct bf5xx_i2s_pcm_data *dma_data;
- int ret;
-
- dma_data = snd_soc_dai_get_dma_data(rtd->cpu_dai, substream);
-
- pr_debug("%s enter\n", __func__);
-
- snd_soc_set_runtime_hwparams(substream, &bf5xx_pcm_hardware);
- if (dma_data->tdm_mode)
- runtime->hw.buffer_bytes_max /= 4;
- else
- runtime->hw.info |= SNDRV_PCM_INFO_MMAP;
-
- ret = snd_pcm_hw_constraint_integer(runtime,
- SNDRV_PCM_HW_PARAM_PERIODS);
- if (ret < 0)
- goto out;
-
- if (sport_handle != NULL) {
- if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
- sport_handle->tx_buf = buf->area;
- else
- sport_handle->rx_buf = buf->area;
-
- runtime->private_data = sport_handle;
- } else {
- pr_err("sport_handle is NULL\n");
- return -1;
- }
- return 0;
-
- out:
- return ret;
-}
-
-static int bf5xx_pcm_mmap(struct snd_pcm_substream *substream,
- struct vm_area_struct *vma)
-{
- struct snd_pcm_runtime *runtime = substream->runtime;
- size_t size = vma->vm_end - vma->vm_start;
- vma->vm_start = (unsigned long)runtime->dma_area;
- vma->vm_end = vma->vm_start + size;
- vma->vm_flags |= VM_SHARED;
-
- return 0 ;
-}
-
-static int bf5xx_pcm_copy(struct snd_pcm_substream *substream,
- int channel, unsigned long pos,
- void *buf, unsigned long count)
-{
- struct snd_soc_pcm_runtime *rtd = substream->private_data;
- struct snd_pcm_runtime *runtime = substream->runtime;
- unsigned int sample_size = runtime->sample_bits / 8;
- struct bf5xx_i2s_pcm_data *dma_data;
- unsigned int i;
- void *src, *dst;
-
- dma_data = snd_soc_dai_get_dma_data(rtd->cpu_dai, substream);
-
- if (dma_data->tdm_mode) {
- pos = bytes_to_frames(runtime, pos);
- count = bytes_to_frames(runtime, count);
- if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {
- src = buf;
- dst = runtime->dma_area;
- dst += pos * sample_size * 8;
-
- while (count--) {
- for (i = 0; i < runtime->channels; i++) {
- memcpy(dst + dma_data->map[i] *
- sample_size, src, sample_size);
- src += sample_size;
- }
- dst += 8 * sample_size;
- }
- } else {
- src = runtime->dma_area;
- src += pos * sample_size * 8;
- dst = buf;
-
- while (count--) {
- for (i = 0; i < runtime->channels; i++) {
- memcpy(dst, src + dma_data->map[i] *
- sample_size, sample_size);
- dst += sample_size;
- }
- src += 8 * sample_size;
- }
- }
- } else {
- if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {
- src = buf;
- dst = runtime->dma_area;
- dst += pos;
- } else {
- src = runtime->dma_area;
- src += pos;
- dst = buf;
- }
-
- memcpy(dst, src, count);
- }
-
- return 0;
-}
-
-static int bf5xx_pcm_copy_user(struct snd_pcm_substream *substream,
- int channel, unsigned long pos,
- void __user *buf, unsigned long count)
-{
- return bf5xx_pcm_copy(substream, channel, pos, (void *)buf, count);
-}
-
-static int bf5xx_pcm_silence(struct snd_pcm_substream *substream,
- int channel, unsigned long pos,
- unsigned long count)
-{
- struct snd_soc_pcm_runtime *rtd = substream->private_data;
- struct snd_pcm_runtime *runtime = substream->runtime;
- unsigned int sample_size = runtime->sample_bits / 8;
- void *buf = runtime->dma_area;
- struct bf5xx_i2s_pcm_data *dma_data;
- unsigned int offset, samples;
-
- dma_data = snd_soc_dai_get_dma_data(rtd->cpu_dai, substream);
-
- if (dma_data->tdm_mode) {
- offset = bytes_to_frames(runtime, pos) * 8 * sample_size;
- samples = bytes_to_frames(runtime, count) * 8;
- } else {
- offset = pos;
- samples = bytes_to_samples(runtime, count);
- }
-
- snd_pcm_format_set_silence(runtime->format, buf + offset, samples);
-
- return 0;
-}
-
-static const struct snd_pcm_ops bf5xx_pcm_i2s_ops = {
- .open = bf5xx_pcm_open,
- .ioctl = snd_pcm_lib_ioctl,
- .hw_params = bf5xx_pcm_hw_params,
- .hw_free = bf5xx_pcm_hw_free,
- .prepare = bf5xx_pcm_prepare,
- .trigger = bf5xx_pcm_trigger,
- .pointer = bf5xx_pcm_pointer,
- .mmap = bf5xx_pcm_mmap,
- .copy_user = bf5xx_pcm_copy_user,
- .copy_kernel = bf5xx_pcm_copy,
- .fill_silence = bf5xx_pcm_silence,
-};
-
-static int bf5xx_pcm_i2s_new(struct snd_soc_pcm_runtime *rtd)
-{
- struct snd_card *card = rtd->card->snd_card;
- size_t size = bf5xx_pcm_hardware.buffer_bytes_max;
- int ret;
-
- pr_debug("%s enter\n", __func__);
- ret = dma_coerce_mask_and_coherent(card->dev, DMA_BIT_MASK(32));
- if (ret)
- return ret;
-
- return snd_pcm_lib_preallocate_pages_for_all(rtd->pcm,
- SNDRV_DMA_TYPE_DEV, card->dev, size, size);
-}
-
-static struct snd_soc_component_driver bf5xx_i2s_soc_component = {
- .ops = &bf5xx_pcm_i2s_ops,
- .pcm_new = bf5xx_pcm_i2s_new,
-};
-
-static int bfin_i2s_soc_platform_probe(struct platform_device *pdev)
-{
- return devm_snd_soc_register_component(&pdev->dev,
- &bf5xx_i2s_soc_component, NULL, 0);
-}
-
-static struct platform_driver bfin_i2s_pcm_driver = {
- .driver = {
- .name = "bfin-i2s-pcm-audio",
- },
-
- .probe = bfin_i2s_soc_platform_probe,
-};
-
-module_platform_driver(bfin_i2s_pcm_driver);
-
-MODULE_AUTHOR("Cliff Cai");
-MODULE_DESCRIPTION("ADI Blackfin I2S PCM DMA module");
-MODULE_LICENSE("GPL");
deleted file mode 100644
@@ -1,17 +0,0 @@
-/*
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- */
-
-#ifndef _BF5XX_TDM_PCM_H
-#define _BF5XX_TDM_PCM_H
-
-#define BFIN_TDM_DAI_MAX_SLOTS 8
-
-struct bf5xx_i2s_pcm_data {
- unsigned int map[BFIN_TDM_DAI_MAX_SLOTS];
- bool tdm_mode;
-};
-
-#endif
deleted file mode 100644
@@ -1,391 +0,0 @@
-/*
- * File: sound/soc/blackfin/bf5xx-i2s.c
- * Author: Cliff Cai <Cliff.Cai@analog.com>
- *
- * Created: Tue June 06 2008
- * Description: Blackfin I2S CPU DAI driver
- *
- * Modified:
- * Copyright 2008 Analog Devices Inc.
- *
- * Bugs: Enter bugs at http://blackfin.uclinux.org/
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see the file COPYING, or write
- * to the Free Software Foundation, Inc.,
- * 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
- */
-
-#include <linux/init.h>
-#include <linux/module.h>
-#include <linux/device.h>
-#include <linux/delay.h>
-#include <sound/core.h>
-#include <sound/pcm.h>
-#include <sound/pcm_params.h>
-#include <sound/initval.h>
-#include <sound/soc.h>
-
-#include <asm/irq.h>
-#include <asm/portmux.h>
-#include <linux/mutex.h>
-#include <linux/gpio.h>
-
-#include "bf5xx-sport.h"
-#include "bf5xx-i2s-pcm.h"
-
-struct bf5xx_i2s_port {
- u16 tcr1;
- u16 rcr1;
- u16 tcr2;
- u16 rcr2;
- int configured;
-
- unsigned int slots;
- unsigned int tx_mask;
- unsigned int rx_mask;
-
- struct bf5xx_i2s_pcm_data tx_dma_data;
- struct bf5xx_i2s_pcm_data rx_dma_data;
-};
-
-static int bf5xx_i2s_set_dai_fmt(struct snd_soc_dai *cpu_dai,
- unsigned int fmt)
-{
- struct sport_device *sport_handle = snd_soc_dai_get_drvdata(cpu_dai);
- struct bf5xx_i2s_port *bf5xx_i2s = sport_handle->private_data;
- int ret = 0;
-
- /* interface format:support I2S,slave mode */
- switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
- case SND_SOC_DAIFMT_I2S:
- bf5xx_i2s->tcr1 |= TFSR | TCKFE;
- bf5xx_i2s->rcr1 |= RFSR | RCKFE;
- bf5xx_i2s->tcr2 |= TSFSE;
- bf5xx_i2s->rcr2 |= RSFSE;
- break;
- case SND_SOC_DAIFMT_DSP_A:
- bf5xx_i2s->tcr1 |= TFSR;
- bf5xx_i2s->rcr1 |= RFSR;
- break;
- case SND_SOC_DAIFMT_LEFT_J:
- ret = -EINVAL;
- break;
- default:
- dev_err(cpu_dai->dev, "%s: Unknown DAI format type\n",
- __func__);
- ret = -EINVAL;
- break;
- }
-
- switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
- case SND_SOC_DAIFMT_CBM_CFM:
- break;
- case SND_SOC_DAIFMT_CBS_CFS:
- case SND_SOC_DAIFMT_CBM_CFS:
- case SND_SOC_DAIFMT_CBS_CFM:
- ret = -EINVAL;
- break;
- default:
- dev_err(cpu_dai->dev, "%s: Unknown DAI master type\n",
- __func__);
- ret = -EINVAL;
- break;
- }
-
- return ret;
-}
-
-static int bf5xx_i2s_hw_params(struct snd_pcm_substream *substream,
- struct snd_pcm_hw_params *params,
- struct snd_soc_dai *dai)
-{
- struct sport_device *sport_handle = snd_soc_dai_get_drvdata(dai);
- struct bf5xx_i2s_port *bf5xx_i2s = sport_handle->private_data;
- int ret = 0;
-
- bf5xx_i2s->tcr2 &= ~0x1f;
- bf5xx_i2s->rcr2 &= ~0x1f;
- switch (params_format(params)) {
- case SNDRV_PCM_FORMAT_S8:
- bf5xx_i2s->tcr2 |= 7;
- bf5xx_i2s->rcr2 |= 7;
- sport_handle->wdsize = 1;
- break;
- case SNDRV_PCM_FORMAT_S16_LE:
- bf5xx_i2s->tcr2 |= 15;
- bf5xx_i2s->rcr2 |= 15;
- sport_handle->wdsize = 2;
- break;
- case SNDRV_PCM_FORMAT_S24_LE:
- bf5xx_i2s->tcr2 |= 23;
- bf5xx_i2s->rcr2 |= 23;
- sport_handle->wdsize = 3;
- break;
- case SNDRV_PCM_FORMAT_S32_LE:
- bf5xx_i2s->tcr2 |= 31;
- bf5xx_i2s->rcr2 |= 31;
- sport_handle->wdsize = 4;
- break;
- }
-
- if (!bf5xx_i2s->configured) {
- /*
- * TX and RX are not independent,they are enabled at the
- * same time, even if only one side is running. So, we
- * need to configure both of them at the time when the first
- * stream is opened.
- *
- * CPU DAI:slave mode.
- */
- bf5xx_i2s->configured = 1;
- ret = sport_config_rx(sport_handle, bf5xx_i2s->rcr1,
- bf5xx_i2s->rcr2, 0, 0);
- if (ret) {
- dev_err(dai->dev, "SPORT is busy!\n");
- return -EBUSY;
- }
-
- ret = sport_config_tx(sport_handle, bf5xx_i2s->tcr1,
- bf5xx_i2s->tcr2, 0, 0);
- if (ret) {
- dev_err(dai->dev, "SPORT is busy!\n");
- return -EBUSY;
- }
- }
-
- return 0;
-}
-
-static void bf5xx_i2s_shutdown(struct snd_pcm_substream *substream,
- struct snd_soc_dai *dai)
-{
- struct sport_device *sport_handle = snd_soc_dai_get_drvdata(dai);
- struct bf5xx_i2s_port *bf5xx_i2s = sport_handle->private_data;
-
- dev_dbg(dai->dev, "%s enter\n", __func__);
- /* No active stream, SPORT is allowed to be configured again. */
- if (!dai->active)
- bf5xx_i2s->configured = 0;
-}
-
-static int bf5xx_i2s_set_channel_map(struct snd_soc_dai *dai,
- unsigned int tx_num, unsigned int *tx_slot,
- unsigned int rx_num, unsigned int *rx_slot)
-{
- struct sport_device *sport_handle = snd_soc_dai_get_drvdata(dai);
- struct bf5xx_i2s_port *bf5xx_i2s = sport_handle->private_data;
- unsigned int tx_mapped = 0, rx_mapped = 0;
- unsigned int slot;
- int i;
-
- if ((tx_num > BFIN_TDM_DAI_MAX_SLOTS) ||
- (rx_num > BFIN_TDM_DAI_MAX_SLOTS))
- return -EINVAL;
-
- for (i = 0; i < tx_num; i++) {
- slot = tx_slot[i];
- if ((slot < BFIN_TDM_DAI_MAX_SLOTS) &&
- (!(tx_mapped & (1 << slot)))) {
- bf5xx_i2s->tx_dma_data.map[i] = slot;
- tx_mapped |= 1 << slot;
- } else
- return -EINVAL;
- }
- for (i = 0; i < rx_num; i++) {
- slot = rx_slot[i];
- if ((slot < BFIN_TDM_DAI_MAX_SLOTS) &&
- (!(rx_mapped & (1 << slot)))) {
- bf5xx_i2s->rx_dma_data.map[i] = slot;
- rx_mapped |= 1 << slot;
- } else
- return -EINVAL;
- }
-
- return 0;
-}
-
-static int bf5xx_i2s_set_tdm_slot(struct snd_soc_dai *dai, unsigned int tx_mask,
- unsigned int rx_mask, int slots, int width)
-{
- struct sport_device *sport_handle = snd_soc_dai_get_drvdata(dai);
- struct bf5xx_i2s_port *bf5xx_i2s = sport_handle->private_data;
-
- if (slots % 8 != 0 || slots > 8)
- return -EINVAL;
-
- if (width != 32)
- return -EINVAL;
-
- bf5xx_i2s->slots = slots;
- bf5xx_i2s->tx_mask = tx_mask;
- bf5xx_i2s->rx_mask = rx_mask;
-
- bf5xx_i2s->tx_dma_data.tdm_mode = slots != 0;
- bf5xx_i2s->rx_dma_data.tdm_mode = slots != 0;
-
- return sport_set_multichannel(sport_handle, slots, tx_mask, rx_mask, 0);
-}
-
-#ifdef CONFIG_PM
-static int bf5xx_i2s_suspend(struct snd_soc_dai *dai)
-{
- struct sport_device *sport_handle = snd_soc_dai_get_drvdata(dai);
-
- dev_dbg(dai->dev, "%s : sport %d\n", __func__, dai->id);
-
- if (dai->capture_active)
- sport_rx_stop(sport_handle);
- if (dai->playback_active)
- sport_tx_stop(sport_handle);
- return 0;
-}
-
-static int bf5xx_i2s_resume(struct snd_soc_dai *dai)
-{
- struct sport_device *sport_handle = snd_soc_dai_get_drvdata(dai);
- struct bf5xx_i2s_port *bf5xx_i2s = sport_handle->private_data;
- int ret;
-
- dev_dbg(dai->dev, "%s : sport %d\n", __func__, dai->id);
-
- ret = sport_config_rx(sport_handle, bf5xx_i2s->rcr1,
- bf5xx_i2s->rcr2, 0, 0);
- if (ret) {
- dev_err(dai->dev, "SPORT is busy!\n");
- return -EBUSY;
- }
-
- ret = sport_config_tx(sport_handle, bf5xx_i2s->tcr1,
- bf5xx_i2s->tcr2, 0, 0);
- if (ret) {
- dev_err(dai->dev, "SPORT is busy!\n");
- return -EBUSY;
- }
-
- return sport_set_multichannel(sport_handle, bf5xx_i2s->slots,
- bf5xx_i2s->tx_mask, bf5xx_i2s->rx_mask, 0);
-}
-
-#else
-#define bf5xx_i2s_suspend NULL
-#define bf5xx_i2s_resume NULL
-#endif
-
-static int bf5xx_i2s_dai_probe(struct snd_soc_dai *dai)
-{
- struct sport_device *sport_handle = snd_soc_dai_get_drvdata(dai);
- struct bf5xx_i2s_port *bf5xx_i2s = sport_handle->private_data;
- unsigned int i;
-
- for (i = 0; i < BFIN_TDM_DAI_MAX_SLOTS; i++) {
- bf5xx_i2s->tx_dma_data.map[i] = i;
- bf5xx_i2s->rx_dma_data.map[i] = i;
- }
-
- dai->playback_dma_data = &bf5xx_i2s->tx_dma_data;
- dai->capture_dma_data = &bf5xx_i2s->rx_dma_data;
-
- return 0;
-}
-
-#define BF5XX_I2S_RATES (SNDRV_PCM_RATE_8000 | SNDRV_PCM_RATE_11025 |\
- SNDRV_PCM_RATE_16000 | SNDRV_PCM_RATE_22050 | \
- SNDRV_PCM_RATE_44100 | SNDRV_PCM_RATE_48000 | \
- SNDRV_PCM_RATE_96000)
-
-#define BF5XX_I2S_FORMATS \
- (SNDRV_PCM_FMTBIT_S8 | \
- SNDRV_PCM_FMTBIT_S16_LE | \
- SNDRV_PCM_FMTBIT_S24_LE | \
- SNDRV_PCM_FMTBIT_S32_LE)
-
-static const struct snd_soc_dai_ops bf5xx_i2s_dai_ops = {
- .shutdown = bf5xx_i2s_shutdown,
- .hw_params = bf5xx_i2s_hw_params,
- .set_fmt = bf5xx_i2s_set_dai_fmt,
- .set_tdm_slot = bf5xx_i2s_set_tdm_slot,
- .set_channel_map = bf5xx_i2s_set_channel_map,
-};
-
-static struct snd_soc_dai_driver bf5xx_i2s_dai = {
- .probe = bf5xx_i2s_dai_probe,
- .suspend = bf5xx_i2s_suspend,
- .resume = bf5xx_i2s_resume,
- .playback = {
- .channels_min = 2,
- .channels_max = 8,
- .rates = BF5XX_I2S_RATES,
- .formats = BF5XX_I2S_FORMATS,},
- .capture = {
- .channels_min = 2,
- .channels_max = 8,
- .rates = BF5XX_I2S_RATES,
- .formats = BF5XX_I2S_FORMATS,},
- .ops = &bf5xx_i2s_dai_ops,
-};
-
-static const struct snd_soc_component_driver bf5xx_i2s_component = {
- .name = "bf5xx-i2s",
-};
-
-static int bf5xx_i2s_probe(struct platform_device *pdev)
-{
- struct sport_device *sport_handle;
- int ret;
-
- /* configure SPORT for I2S */
- sport_handle = sport_init(pdev, 4, 8 * sizeof(u32),
- sizeof(struct bf5xx_i2s_port));
- if (!sport_handle)
- return -ENODEV;
-
- /* register with the ASoC layers */
- ret = snd_soc_register_component(&pdev->dev, &bf5xx_i2s_component,
- &bf5xx_i2s_dai, 1);
- if (ret) {
- dev_err(&pdev->dev, "Failed to register DAI: %d\n", ret);
- sport_done(sport_handle);
- return ret;
- }
-
- return 0;
-}
-
-static int bf5xx_i2s_remove(struct platform_device *pdev)
-{
- struct sport_device *sport_handle = platform_get_drvdata(pdev);
-
- dev_dbg(&pdev->dev, "%s enter\n", __func__);
-
- snd_soc_unregister_component(&pdev->dev);
- sport_done(sport_handle);
-
- return 0;
-}
-
-static struct platform_driver bfin_i2s_driver = {
- .probe = bf5xx_i2s_probe,
- .remove = bf5xx_i2s_remove,
- .driver = {
- .name = "bfin-i2s",
- },
-};
-
-module_platform_driver(bfin_i2s_driver);
-
-/* Module information */
-MODULE_AUTHOR("Cliff Cai");
-MODULE_DESCRIPTION("I2S driver for ADI Blackfin");
-MODULE_LICENSE("GPL");
-
deleted file mode 100644
@@ -1,1102 +0,0 @@
-/*
- * File: bf5xx_sport.c
- * Based on:
- * Author: Roy Huang <roy.huang@analog.com>
- *
- * Created: Tue Sep 21 10:52:42 CEST 2004
- * Description:
- * Blackfin SPORT Driver
- *
- * Copyright 2004-2007 Analog Devices Inc.
- *
- * Bugs: Enter bugs at http://blackfin.uclinux.org/
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see the file COPYING, or write
- * to the Free Software Foundation, Inc.,
- * 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
- */
-
-#include <linux/kernel.h>
-#include <linux/slab.h>
-#include <linux/delay.h>
-#include <linux/dma-mapping.h>
-#include <linux/gpio.h>
-#include <linux/bug.h>
-#include <linux/module.h>
-#include <asm/portmux.h>
-#include <asm/dma.h>
-#include <asm/blackfin.h>
-#include <asm/cacheflush.h>
-
-#include "bf5xx-sport.h"
-/* delay between frame sync pulse and first data bit in multichannel mode */
-#define FRAME_DELAY (1<<12)
-
-/* note: multichannel is in units of 8 channels,
- * tdm_count is # channels NOT / 8 ! */
-int sport_set_multichannel(struct sport_device *sport,
- int tdm_count, u32 tx_mask, u32 rx_mask, int packed)
-{
- pr_debug("%s tdm_count=%d tx_mask:0x%08x rx_mask:0x%08x packed=%d\n",
- __func__, tdm_count, tx_mask, rx_mask, packed);
-
- if ((sport->regs->tcr1 & TSPEN) || (sport->regs->rcr1 & RSPEN))
- return -EBUSY;
-
- if (tdm_count & 0x7)
- return -EINVAL;
-
- if (tdm_count > 32)
- return -EINVAL; /* Only support less than 32 channels now */
-
- if (tdm_count) {
- sport->regs->mcmc1 = ((tdm_count>>3)-1) << 12;
- sport->regs->mcmc2 = FRAME_DELAY | MCMEN | \
- (packed ? (MCDTXPE|MCDRXPE) : 0);
-
- sport->regs->mtcs0 = tx_mask;
- sport->regs->mrcs0 = rx_mask;
- sport->regs->mtcs1 = 0;
- sport->regs->mrcs1 = 0;
- sport->regs->mtcs2 = 0;
- sport->regs->mrcs2 = 0;
- sport->regs->mtcs3 = 0;
- sport->regs->mrcs3 = 0;
- } else {
- sport->regs->mcmc1 = 0;
- sport->regs->mcmc2 = 0;
-
- sport->regs->mtcs0 = 0;
- sport->regs->mrcs0 = 0;
- }
-
- sport->regs->mtcs1 = 0; sport->regs->mtcs2 = 0; sport->regs->mtcs3 = 0;
- sport->regs->mrcs1 = 0; sport->regs->mrcs2 = 0; sport->regs->mrcs3 = 0;
-
- SSYNC();
-
- return 0;
-}
-EXPORT_SYMBOL(sport_set_multichannel);
-
-int sport_config_rx(struct sport_device *sport, unsigned int rcr1,
- unsigned int rcr2, unsigned int clkdiv, unsigned int fsdiv)
-{
- if ((sport->regs->tcr1 & TSPEN) || (sport->regs->rcr1 & RSPEN))
- return -EBUSY;
-
- sport->regs->rcr1 = rcr1;
- sport->regs->rcr2 = rcr2;
- sport->regs->rclkdiv = clkdiv;
- sport->regs->rfsdiv = fsdiv;
-
- SSYNC();
-
- return 0;
-}
-EXPORT_SYMBOL(sport_config_rx);
-
-int sport_config_tx(struct sport_device *sport, unsigned int tcr1,
- unsigned int tcr2, unsigned int clkdiv, unsigned int fsdiv)
-{
- if ((sport->regs->tcr1 & TSPEN) || (sport->regs->rcr1 & RSPEN))
- return -EBUSY;
-
- sport->regs->tcr1 = tcr1;
- sport->regs->tcr2 = tcr2;
- sport->regs->tclkdiv = clkdiv;
- sport->regs->tfsdiv = fsdiv;
-
- SSYNC();
-
- return 0;
-}
-EXPORT_SYMBOL(sport_config_tx);
-
-static void setup_desc(struct dmasg *desc, void *buf, int fragcount,
- size_t fragsize, unsigned int cfg,
- unsigned int x_count, unsigned int ycount, size_t wdsize)
-{
-
- int i;
-
- for (i = 0; i < fragcount; ++i) {
- desc[i].next_desc_addr = &(desc[i + 1]);
- desc[i].start_addr = (unsigned long)buf + i*fragsize;
- desc[i].cfg = cfg;
- desc[i].x_count = x_count;
- desc[i].x_modify = wdsize;
- desc[i].y_count = ycount;
- desc[i].y_modify = wdsize;
- }
-
- /* make circular */
- desc[fragcount-1].next_desc_addr = desc;
-
- pr_debug("setup desc: desc0=%p, next0=%p, desc1=%p,"
- "next1=%p\nx_count=%x,y_count=%x,addr=0x%lx,cfs=0x%x\n",
- desc, desc[0].next_desc_addr,
- desc+1, desc[1].next_desc_addr,
- desc[0].x_count, desc[0].y_count,
- desc[0].start_addr, desc[0].cfg);
-}
-
-static int sport_start(struct sport_device *sport)
-{
- enable_dma(sport->dma_rx_chan);
- enable_dma(sport->dma_tx_chan);
- sport->regs->rcr1 |= RSPEN;
- sport->regs->tcr1 |= TSPEN;
- SSYNC();
-
- return 0;
-}
-
-static int sport_stop(struct sport_device *sport)
-{
- sport->regs->tcr1 &= ~TSPEN;
- sport->regs->rcr1 &= ~RSPEN;
- SSYNC();
-
- disable_dma(sport->dma_rx_chan);
- disable_dma(sport->dma_tx_chan);
- return 0;
-}
-
-static inline int sport_hook_rx_dummy(struct sport_device *sport)
-{
- struct dmasg *desc, temp_desc;
- unsigned long flags;
-
- if (WARN_ON(!sport->dummy_rx_desc) ||
- WARN_ON(sport->curr_rx_desc == sport->dummy_rx_desc))
- return -EINVAL;
-
- /* Maybe the dummy buffer descriptor ring is damaged */
- sport->dummy_rx_desc->next_desc_addr = sport->dummy_rx_desc + 1;
-
- local_irq_save(flags);
- desc = get_dma_next_desc_ptr(sport->dma_rx_chan);
- /* Copy the descriptor which will be damaged to backup */
- temp_desc = *desc;
- desc->x_count = sport->dummy_count / 2;
- desc->y_count = 0;
- desc->next_desc_addr = sport->dummy_rx_desc;
- local_irq_restore(flags);
- /* Waiting for dummy buffer descriptor is already hooked*/
- while ((get_dma_curr_desc_ptr(sport->dma_rx_chan) -
- sizeof(struct dmasg)) != sport->dummy_rx_desc)
- continue;
- sport->curr_rx_desc = sport->dummy_rx_desc;
- /* Restore the damaged descriptor */
- *desc = temp_desc;
-
- return 0;
-}
-
-static inline int sport_rx_dma_start(struct sport_device *sport, int dummy)
-{
- if (dummy) {
- sport->dummy_rx_desc->next_desc_addr = sport->dummy_rx_desc;
- sport->curr_rx_desc = sport->dummy_rx_desc;
- } else
- sport->curr_rx_desc = sport->dma_rx_desc;
-
- set_dma_next_desc_addr(sport->dma_rx_chan, sport->curr_rx_desc);
- set_dma_x_count(sport->dma_rx_chan, 0);
- set_dma_x_modify(sport->dma_rx_chan, 0);
- set_dma_config(sport->dma_rx_chan, (DMAFLOW_LARGE | NDSIZE_9 | \
- WDSIZE_32 | WNR));
- set_dma_curr_addr(sport->dma_rx_chan, sport->curr_rx_desc->start_addr);
- SSYNC();
-
- return 0;
-}
-
-static inline int sport_tx_dma_start(struct sport_device *sport, int dummy)
-{
- if (dummy) {
- sport->dummy_tx_desc->next_desc_addr = sport->dummy_tx_desc;
- sport->curr_tx_desc = sport->dummy_tx_desc;
- } else
- sport->curr_tx_desc = sport->dma_tx_desc;
-
- set_dma_next_desc_addr(sport->dma_tx_chan, sport->curr_tx_desc);
- set_dma_x_count(sport->dma_tx_chan, 0);
- set_dma_x_modify(sport->dma_tx_chan, 0);
- set_dma_config(sport->dma_tx_chan,
- (DMAFLOW_LARGE | NDSIZE_9 | WDSIZE_32));
- set_dma_curr_addr(sport->dma_tx_chan, sport->curr_tx_desc->start_addr);
- SSYNC();
-
- return 0;
-}
-
-int sport_rx_start(struct sport_device *sport)
-{
- unsigned long flags;
- pr_debug("%s enter\n", __func__);
- if (sport->rx_run)
- return -EBUSY;
- if (sport->tx_run) {
- /* tx is running, rx is not running */
- if (WARN_ON(!sport->dma_rx_desc) ||
- WARN_ON(sport->curr_rx_desc != sport->dummy_rx_desc))
- return -EINVAL;
- local_irq_save(flags);
- while ((get_dma_curr_desc_ptr(sport->dma_rx_chan) -
- sizeof(struct dmasg)) != sport->dummy_rx_desc)
- continue;
- sport->dummy_rx_desc->next_desc_addr = sport->dma_rx_desc;
- local_irq_restore(flags);
- sport->curr_rx_desc = sport->dma_rx_desc;
- } else {
- sport_tx_dma_start(sport, 1);
- sport_rx_dma_start(sport, 0);
- sport_start(sport);
- }
-
- sport->rx_run = 1;
-
- return 0;
-}
-EXPORT_SYMBOL(sport_rx_start);
-
-int sport_rx_stop(struct sport_device *sport)
-{
- pr_debug("%s enter\n", __func__);
-
- if (!sport->rx_run)
- return 0;
- if (sport->tx_run) {
- /* TX dma is still running, hook the dummy buffer */
- sport_hook_rx_dummy(sport);
- } else {
- /* Both rx and tx dma will be stopped */
- sport_stop(sport);
- sport->curr_rx_desc = NULL;
- sport->curr_tx_desc = NULL;
- }
-
- sport->rx_run = 0;
-
- return 0;
-}
-EXPORT_SYMBOL(sport_rx_stop);
-
-static inline int sport_hook_tx_dummy(struct sport_device *sport)
-{
- struct dmasg *desc, temp_desc;
- unsigned long flags;
-
- if (WARN_ON(!sport->dummy_tx_desc) ||
- WARN_ON(sport->curr_tx_desc == sport->dummy_tx_desc))
- return -EINVAL;
-
- sport->dummy_tx_desc->next_desc_addr = sport->dummy_tx_desc + 1;
-
- /* Shorten the time on last normal descriptor */
- local_irq_save(flags);
- desc = get_dma_next_desc_ptr(sport->dma_tx_chan);
- /* Store the descriptor which will be damaged */
- temp_desc = *desc;
- desc->x_count = sport->dummy_count / 2;
- desc->y_count = 0;
- desc->next_desc_addr = sport->dummy_tx_desc;
- local_irq_restore(flags);
- /* Waiting for dummy buffer descriptor is already hooked*/
- while ((get_dma_curr_desc_ptr(sport->dma_tx_chan) - \
- sizeof(struct dmasg)) != sport->dummy_tx_desc)
- continue;
- sport->curr_tx_desc = sport->dummy_tx_desc;
- /* Restore the damaged descriptor */
- *desc = temp_desc;
-
- return 0;
-}
-
-int sport_tx_start(struct sport_device *sport)
-{
- unsigned long flags;
- pr_debug("%s: tx_run:%d, rx_run:%d\n", __func__,
- sport->tx_run, sport->rx_run);
- if (sport->tx_run)
- return -EBUSY;
- if (sport->rx_run) {
- if (WARN_ON(!sport->dma_tx_desc) ||
- WARN_ON(sport->curr_tx_desc != sport->dummy_tx_desc))
- return -EINVAL;
- /* Hook the normal buffer descriptor */
- local_irq_save(flags);
- while ((get_dma_curr_desc_ptr(sport->dma_tx_chan) -
- sizeof(struct dmasg)) != sport->dummy_tx_desc)
- continue;
- sport->dummy_tx_desc->next_desc_addr = sport->dma_tx_desc;
- local_irq_restore(flags);
- sport->curr_tx_desc = sport->dma_tx_desc;
- } else {
-
- sport_tx_dma_start(sport, 0);
- /* Let rx dma run the dummy buffer */
- sport_rx_dma_start(sport, 1);
- sport_start(sport);
- }
- sport->tx_run = 1;
- return 0;
-}
-EXPORT_SYMBOL(sport_tx_start);
-
-int sport_tx_stop(struct sport_device *sport)
-{
- if (!sport->tx_run)
- return 0;
- if (sport->rx_run) {
- /* RX is still running, hook the dummy buffer */
- sport_hook_tx_dummy(sport);
- } else {
- /* Both rx and tx dma stopped */
- sport_stop(sport);
- sport->curr_rx_desc = NULL;
- sport->curr_tx_desc = NULL;
- }
-
- sport->tx_run = 0;
-
- return 0;
-}
-EXPORT_SYMBOL(sport_tx_stop);
-
-static inline int compute_wdsize(size_t wdsize)
-{
- switch (wdsize) {
- case 1:
- return WDSIZE_8;
- case 2:
- return WDSIZE_16;
- case 4:
- default:
- return WDSIZE_32;
- }
-}
-
-int sport_config_rx_dma(struct sport_device *sport, void *buf,
- int fragcount, size_t fragsize)
-{
- unsigned int x_count;
- unsigned int y_count;
- unsigned int cfg;
- dma_addr_t addr;
-
- pr_debug("%s buf:%p, frag:%d, fragsize:0x%lx\n", __func__, \
- buf, fragcount, fragsize);
-
- x_count = fragsize / sport->wdsize;
- y_count = 0;
-
- /* for fragments larger than 64k words we use 2d dma,
- * denote fragecount as two numbers' mutliply and both of them
- * are less than 64k.*/
- if (x_count >= 0x10000) {
- int i, count = x_count;
-
- for (i = 16; i > 0; i--) {
- x_count = 1 << i;
- if ((count & (x_count - 1)) == 0) {
- y_count = count >> i;
- if (y_count < 0x10000)
- break;
- }
- }
- if (i == 0)
- return -EINVAL;
- }
- pr_debug("%s(x_count:0x%x, y_count:0x%x)\n", __func__,
- x_count, y_count);
-
- if (sport->dma_rx_desc)
- dma_free_coherent(NULL, sport->rx_desc_bytes,
- sport->dma_rx_desc, 0);
-
- /* Allocate a new descritor ring as current one. */
- sport->dma_rx_desc = dma_alloc_coherent(NULL, \
- fragcount * sizeof(struct dmasg), &addr, 0);
- sport->rx_desc_bytes = fragcount * sizeof(struct dmasg);
-
- if (!sport->dma_rx_desc) {
- pr_err("Failed to allocate memory for rx desc\n");
- return -ENOMEM;
- }
-
- sport->rx_buf = buf;
- sport->rx_fragsize = fragsize;
- sport->rx_frags = fragcount;
-
- cfg = 0x7000 | DI_EN | compute_wdsize(sport->wdsize) | WNR | \
- (DESC_ELEMENT_COUNT << 8); /* large descriptor mode */
-
- if (y_count != 0)
- cfg |= DMA2D;
-
- setup_desc(sport->dma_rx_desc, buf, fragcount, fragsize,
- cfg|DMAEN, x_count, y_count, sport->wdsize);
-
- return 0;
-}
-EXPORT_SYMBOL(sport_config_rx_dma);
-
-int sport_config_tx_dma(struct sport_device *sport, void *buf, \
- int fragcount, size_t fragsize)
-{
- unsigned int x_count;
- unsigned int y_count;
- unsigned int cfg;
- dma_addr_t addr;
-
- pr_debug("%s buf:%p, fragcount:%d, fragsize:0x%lx\n",
- __func__, buf, fragcount, fragsize);
-
- x_count = fragsize/sport->wdsize;
- y_count = 0;
-
- /* for fragments larger than 64k words we use 2d dma,
- * denote fragecount as two numbers' mutliply and both of them
- * are less than 64k.*/
- if (x_count >= 0x10000) {
- int i, count = x_count;
-
- for (i = 16; i > 0; i--) {
- x_count = 1 << i;
- if ((count & (x_count - 1)) == 0) {
- y_count = count >> i;
- if (y_count < 0x10000)
- break;
- }
- }
- if (i == 0)
- return -EINVAL;
- }
- pr_debug("%s x_count:0x%x, y_count:0x%x\n", __func__,
- x_count, y_count);
-
-
- if (sport->dma_tx_desc) {
- dma_free_coherent(NULL, sport->tx_desc_bytes, \
- sport->dma_tx_desc, 0);
- }
-
- sport->dma_tx_desc = dma_alloc_coherent(NULL, \
- fragcount * sizeof(struct dmasg), &addr, 0);
- sport->tx_desc_bytes = fragcount * sizeof(struct dmasg);
- if (!sport->dma_tx_desc) {
- pr_err("Failed to allocate memory for tx desc\n");
- return -ENOMEM;
- }
-
- sport->tx_buf = buf;
- sport->tx_fragsize = fragsize;
- sport->tx_frags = fragcount;
- cfg = 0x7000 | DI_EN | compute_wdsize(sport->wdsize) | \
- (DESC_ELEMENT_COUNT << 8); /* large descriptor mode */
-
- if (y_count != 0)
- cfg |= DMA2D;
-
- setup_desc(sport->dma_tx_desc, buf, fragcount, fragsize,
- cfg|DMAEN, x_count, y_count, sport->wdsize);
-
- return 0;
-}
-EXPORT_SYMBOL(sport_config_tx_dma);
-
-/* setup dummy dma descriptor ring, which don't generate interrupts,
- * the x_modify is set to 0 */
-static int sport_config_rx_dummy(struct sport_device *sport)
-{
- struct dmasg *desc;
- unsigned config;
-
- pr_debug("%s entered\n", __func__);
- if (L1_DATA_A_LENGTH)
- desc = l1_data_sram_zalloc(2 * sizeof(*desc));
- else {
- dma_addr_t addr;
- desc = dma_alloc_coherent(NULL, 2 * sizeof(*desc), &addr, 0);
- memset(desc, 0, 2 * sizeof(*desc));
- }
- if (desc == NULL) {
- pr_err("Failed to allocate memory for dummy rx desc\n");
- return -ENOMEM;
- }
- sport->dummy_rx_desc = desc;
- desc->start_addr = (unsigned long)sport->dummy_buf;
- config = DMAFLOW_LARGE | NDSIZE_9 | compute_wdsize(sport->wdsize)
- | WNR | DMAEN;
- desc->cfg = config;
- desc->x_count = sport->dummy_count/sport->wdsize;
- desc->x_modify = sport->wdsize;
- desc->y_count = 0;
- desc->y_modify = 0;
- memcpy(desc+1, desc, sizeof(*desc));
- desc->next_desc_addr = desc + 1;
- desc[1].next_desc_addr = desc;
- return 0;
-}
-
-static int sport_config_tx_dummy(struct sport_device *sport)
-{
- struct dmasg *desc;
- unsigned int config;
-
- pr_debug("%s entered\n", __func__);
-
- if (L1_DATA_A_LENGTH)
- desc = l1_data_sram_zalloc(2 * sizeof(*desc));
- else {
- dma_addr_t addr;
- desc = dma_alloc_coherent(NULL, 2 * sizeof(*desc), &addr, 0);
- memset(desc, 0, 2 * sizeof(*desc));
- }
- if (!desc) {
- pr_err("Failed to allocate memory for dummy tx desc\n");
- return -ENOMEM;
- }
- sport->dummy_tx_desc = desc;
- desc->start_addr = (unsigned long)sport->dummy_buf + \
- sport->dummy_count;
- config = DMAFLOW_LARGE | NDSIZE_9 |
- compute_wdsize(sport->wdsize) | DMAEN;
- desc->cfg = config;
- desc->x_count = sport->dummy_count/sport->wdsize;
- desc->x_modify = sport->wdsize;
- desc->y_count = 0;
- desc->y_modify = 0;
- memcpy(desc+1, desc, sizeof(*desc));
- desc->next_desc_addr = desc + 1;
- desc[1].next_desc_addr = desc;
- return 0;
-}
-
-unsigned long sport_curr_offset_rx(struct sport_device *sport)
-{
- unsigned long curr = get_dma_curr_addr(sport->dma_rx_chan);
-
- return (unsigned char *)curr - sport->rx_buf;
-}
-EXPORT_SYMBOL(sport_curr_offset_rx);
-
-unsigned long sport_curr_offset_tx(struct sport_device *sport)
-{
- unsigned long curr = get_dma_curr_addr(sport->dma_tx_chan);
-
- return (unsigned char *)curr - sport->tx_buf;
-}
-EXPORT_SYMBOL(sport_curr_offset_tx);
-
-void sport_incfrag(struct sport_device *sport, int *frag, int tx)
-{
- ++(*frag);
- if (tx == 1 && *frag == sport->tx_frags)
- *frag = 0;
-
- if (tx == 0 && *frag == sport->rx_frags)
- *frag = 0;
-}
-EXPORT_SYMBOL(sport_incfrag);
-
-void sport_decfrag(struct sport_device *sport, int *frag, int tx)
-{
- --(*frag);
- if (tx == 1 && *frag == 0)
- *frag = sport->tx_frags;
-
- if (tx == 0 && *frag == 0)
- *frag = sport->rx_frags;
-}
-EXPORT_SYMBOL(sport_decfrag);
-
-static int sport_check_status(struct sport_device *sport,
- unsigned int *sport_stat,
- unsigned int *rx_stat,
- unsigned int *tx_stat)
-{
- int status = 0;
-
- if (sport_stat) {
- SSYNC();
- status = sport->regs->stat;
- if (status & (TOVF|TUVF|ROVF|RUVF))
- sport->regs->stat = (status & (TOVF|TUVF|ROVF|RUVF));
- SSYNC();
- *sport_stat = status;
- }
-
- if (rx_stat) {
- SSYNC();
- status = get_dma_curr_irqstat(sport->dma_rx_chan);
- if (status & (DMA_DONE|DMA_ERR))
- clear_dma_irqstat(sport->dma_rx_chan);
- SSYNC();
- *rx_stat = status;
- }
-
- if (tx_stat) {
- SSYNC();
- status = get_dma_curr_irqstat(sport->dma_tx_chan);
- if (status & (DMA_DONE|DMA_ERR))
- clear_dma_irqstat(sport->dma_tx_chan);
- SSYNC();
- *tx_stat = status;
- }
-
- return 0;
-}
-
-int sport_dump_stat(struct sport_device *sport, char *buf, size_t len)
-{
- int ret;
-
- ret = snprintf(buf, len,
- "sts: 0x%04x\n"
- "rx dma %d sts: 0x%04x tx dma %d sts: 0x%04x\n",
- sport->regs->stat,
- sport->dma_rx_chan,
- get_dma_curr_irqstat(sport->dma_rx_chan),
- sport->dma_tx_chan,
- get_dma_curr_irqstat(sport->dma_tx_chan));
- buf += ret;
- len -= ret;
-
- ret += snprintf(buf, len,
- "curr_rx_desc:0x%p, curr_tx_desc:0x%p\n"
- "dma_rx_desc:0x%p, dma_tx_desc:0x%p\n"
- "dummy_rx_desc:0x%p, dummy_tx_desc:0x%p\n",
- sport->curr_rx_desc, sport->curr_tx_desc,
- sport->dma_rx_desc, sport->dma_tx_desc,
- sport->dummy_rx_desc, sport->dummy_tx_desc);
-
- return ret;
-}
-
-static irqreturn_t rx_handler(int irq, void *dev_id)
-{
- unsigned int rx_stat;
- struct sport_device *sport = dev_id;
-
- pr_debug("%s enter\n", __func__);
- sport_check_status(sport, NULL, &rx_stat, NULL);
- if (!(rx_stat & DMA_DONE))
- pr_err("rx dma is already stopped\n");
-
- if (sport->rx_callback) {
- sport->rx_callback(sport->rx_data);
- return IRQ_HANDLED;
- }
-
- return IRQ_NONE;
-}
-
-static irqreturn_t tx_handler(int irq, void *dev_id)
-{
- unsigned int tx_stat;
- struct sport_device *sport = dev_id;
- pr_debug("%s enter\n", __func__);
- sport_check_status(sport, NULL, NULL, &tx_stat);
- if (!(tx_stat & DMA_DONE)) {
- pr_err("tx dma is already stopped\n");
- return IRQ_HANDLED;
- }
- if (sport->tx_callback) {
- sport->tx_callback(sport->tx_data);
- return IRQ_HANDLED;
- }
-
- return IRQ_NONE;
-}
-
-static irqreturn_t err_handler(int irq, void *dev_id)
-{
- unsigned int status = 0;
- struct sport_device *sport = dev_id;
-
- pr_debug("%s\n", __func__);
- if (sport_check_status(sport, &status, NULL, NULL)) {
- pr_err("error checking status ??");
- return IRQ_NONE;
- }
-
- if (status & (TOVF|TUVF|ROVF|RUVF)) {
- pr_info("sport status error:%s%s%s%s\n",
- status & TOVF ? " TOVF" : "",
- status & TUVF ? " TUVF" : "",
- status & ROVF ? " ROVF" : "",
- status & RUVF ? " RUVF" : "");
- if (status & TOVF || status & TUVF) {
- disable_dma(sport->dma_tx_chan);
- if (sport->tx_run)
- sport_tx_dma_start(sport, 0);
- else
- sport_tx_dma_start(sport, 1);
- enable_dma(sport->dma_tx_chan);
- } else {
- disable_dma(sport->dma_rx_chan);
- if (sport->rx_run)
- sport_rx_dma_start(sport, 0);
- else
- sport_rx_dma_start(sport, 1);
- enable_dma(sport->dma_rx_chan);
- }
- }
- status = sport->regs->stat;
- if (status & (TOVF|TUVF|ROVF|RUVF))
- sport->regs->stat = (status & (TOVF|TUVF|ROVF|RUVF));
- SSYNC();
-
- if (sport->err_callback)
- sport->err_callback(sport->err_data);
-
- return IRQ_HANDLED;
-}
-
-int sport_set_rx_callback(struct sport_device *sport,
- void (*rx_callback)(void *), void *rx_data)
-{
- if (WARN_ON(!rx_callback))
- return -EINVAL;
- sport->rx_callback = rx_callback;
- sport->rx_data = rx_data;
-
- return 0;
-}
-EXPORT_SYMBOL(sport_set_rx_callback);
-
-int sport_set_tx_callback(struct sport_device *sport,
- void (*tx_callback)(void *), void *tx_data)
-{
- if (WARN_ON(!tx_callback))
- return -EINVAL;
- sport->tx_callback = tx_callback;
- sport->tx_data = tx_data;
-
- return 0;
-}
-EXPORT_SYMBOL(sport_set_tx_callback);
-
-int sport_set_err_callback(struct sport_device *sport,
- void (*err_callback)(void *), void *err_data)
-{
- if (WARN_ON(!err_callback))
- return -EINVAL;
- sport->err_callback = err_callback;
- sport->err_data = err_data;
-
- return 0;
-}
-EXPORT_SYMBOL(sport_set_err_callback);
-
-static int sport_config_pdev(struct platform_device *pdev, struct sport_param *param)
-{
- /* Extract settings from platform data */
- struct device *dev = &pdev->dev;
- struct bfin_snd_platform_data *pdata = dev->platform_data;
- struct resource *res;
-
- param->num = pdev->id;
-
- if (!pdata) {
- dev_err(dev, "no platform_data\n");
- return -ENODEV;
- }
- param->pin_req = pdata->pin_req;
-
- res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
- if (!res) {
- dev_err(dev, "no MEM resource\n");
- return -ENODEV;
- }
- param->regs = (struct sport_register *)res->start;
-
- /* first RX, then TX */
- res = platform_get_resource(pdev, IORESOURCE_DMA, 0);
- if (!res) {
- dev_err(dev, "no rx DMA resource\n");
- return -ENODEV;
- }
- param->dma_rx_chan = res->start;
-
- res = platform_get_resource(pdev, IORESOURCE_DMA, 1);
- if (!res) {
- dev_err(dev, "no tx DMA resource\n");
- return -ENODEV;
- }
- param->dma_tx_chan = res->start;
-
- res = platform_get_resource(pdev, IORESOURCE_IRQ, 0);
- if (!res) {
- dev_err(dev, "no irq resource\n");
- return -ENODEV;
- }
- param->err_irq = res->start;
-
- return 0;
-}
-
-struct sport_device *sport_init(struct platform_device *pdev,
- unsigned int wdsize, unsigned int dummy_count, size_t priv_size)
-{
- struct device *dev = &pdev->dev;
- struct sport_param param;
- struct sport_device *sport;
- int ret;
-
- dev_dbg(dev, "%s enter\n", __func__);
-
- param.wdsize = wdsize;
- param.dummy_count = dummy_count;
- if (WARN_ON(param.wdsize == 0 || param.dummy_count == 0))
- return NULL;
-
- ret = sport_config_pdev(pdev, ¶m);
- if (ret)
- return NULL;
-
- if (peripheral_request_list(param.pin_req, "soc-audio")) {
- dev_err(dev, "requesting Peripherals failed\n");
- return NULL;
- }
-
- sport = kzalloc(sizeof(*sport), GFP_KERNEL);
- if (!sport) {
- dev_err(dev, "failed to allocate for sport device\n");
- goto __init_err0;
- }
-
- sport->num = param.num;
- sport->dma_rx_chan = param.dma_rx_chan;
- sport->dma_tx_chan = param.dma_tx_chan;
- sport->err_irq = param.err_irq;
- sport->regs = param.regs;
- sport->pin_req = param.pin_req;
-
- if (request_dma(sport->dma_rx_chan, "SPORT RX Data") == -EBUSY) {
- dev_err(dev, "failed to request RX dma %d\n", sport->dma_rx_chan);
- goto __init_err1;
- }
- if (set_dma_callback(sport->dma_rx_chan, rx_handler, sport) != 0) {
- dev_err(dev, "failed to request RX irq %d\n", sport->dma_rx_chan);
- goto __init_err2;
- }
-
- if (request_dma(sport->dma_tx_chan, "SPORT TX Data") == -EBUSY) {
- dev_err(dev, "failed to request TX dma %d\n", sport->dma_tx_chan);
- goto __init_err2;
- }
-
- if (set_dma_callback(sport->dma_tx_chan, tx_handler, sport) != 0) {
- dev_err(dev, "failed to request TX irq %d\n", sport->dma_tx_chan);
- goto __init_err3;
- }
-
- if (request_irq(sport->err_irq, err_handler, IRQF_SHARED, "SPORT err",
- sport) < 0) {
- dev_err(dev, "failed to request err irq %d\n", sport->err_irq);
- goto __init_err3;
- }
-
- dev_info(dev, "dma rx:%d tx:%d, err irq:%d, regs:%p\n",
- sport->dma_rx_chan, sport->dma_tx_chan,
- sport->err_irq, sport->regs);
-
- sport->wdsize = param.wdsize;
- sport->dummy_count = param.dummy_count;
-
- sport->private_data = kzalloc(priv_size, GFP_KERNEL);
- if (!sport->private_data) {
- dev_err(dev, "could not alloc priv data %zu bytes\n", priv_size);
- goto __init_err4;
- }
-
- if (L1_DATA_A_LENGTH)
- sport->dummy_buf = l1_data_sram_zalloc(param.dummy_count * 2);
- else
- sport->dummy_buf = kzalloc(param.dummy_count * 2, GFP_KERNEL);
- if (sport->dummy_buf == NULL) {
- dev_err(dev, "failed to allocate dummy buffer\n");
- goto __error1;
- }
-
- ret = sport_config_rx_dummy(sport);
- if (ret) {
- dev_err(dev, "failed to config rx dummy ring\n");
- goto __error2;
- }
- ret = sport_config_tx_dummy(sport);
- if (ret) {
- dev_err(dev, "failed to config tx dummy ring\n");
- goto __error3;
- }
-
- platform_set_drvdata(pdev, sport);
-
- return sport;
-__error3:
- if (L1_DATA_A_LENGTH)
- l1_data_sram_free(sport->dummy_rx_desc);
- else
- dma_free_coherent(NULL, 2*sizeof(struct dmasg),
- sport->dummy_rx_desc, 0);
-__error2:
- if (L1_DATA_A_LENGTH)
- l1_data_sram_free(sport->dummy_buf);
- else
- kfree(sport->dummy_buf);
-__error1:
- kfree(sport->private_data);
-__init_err4:
- free_irq(sport->err_irq, sport);
-__init_err3:
- free_dma(sport->dma_tx_chan);
-__init_err2:
- free_dma(sport->dma_rx_chan);
-__init_err1:
- kfree(sport);
-__init_err0:
- peripheral_free_list(param.pin_req);
- return NULL;
-}
-EXPORT_SYMBOL(sport_init);
-
-void sport_done(struct sport_device *sport)
-{
- if (sport == NULL)
- return;
-
- sport_stop(sport);
- if (sport->dma_rx_desc)
- dma_free_coherent(NULL, sport->rx_desc_bytes,
- sport->dma_rx_desc, 0);
- if (sport->dma_tx_desc)
- dma_free_coherent(NULL, sport->tx_desc_bytes,
- sport->dma_tx_desc, 0);
-
-#if L1_DATA_A_LENGTH != 0
- l1_data_sram_free(sport->dummy_rx_desc);
- l1_data_sram_free(sport->dummy_tx_desc);
- l1_data_sram_free(sport->dummy_buf);
-#else
- dma_free_coherent(NULL, 2*sizeof(struct dmasg),
- sport->dummy_rx_desc, 0);
- dma_free_coherent(NULL, 2*sizeof(struct dmasg),
- sport->dummy_tx_desc, 0);
- kfree(sport->dummy_buf);
-#endif
- free_dma(sport->dma_rx_chan);
- free_dma(sport->dma_tx_chan);
- free_irq(sport->err_irq, sport);
-
- kfree(sport->private_data);
- peripheral_free_list(sport->pin_req);
- kfree(sport);
-}
-EXPORT_SYMBOL(sport_done);
-
-/*
-* It is only used to send several bytes when dma is not enabled
- * sport controller is configured but not enabled.
- * Multichannel cannot works with pio mode */
-/* Used by ac97 to write and read codec register */
-int sport_send_and_recv(struct sport_device *sport, u8 *out_data, \
- u8 *in_data, int len)
-{
- unsigned short dma_config;
- unsigned short status;
- unsigned long flags;
- unsigned long wait = 0;
-
- pr_debug("%s enter, out_data:%p, in_data:%p len:%d\n", \
- __func__, out_data, in_data, len);
- pr_debug("tcr1:0x%04x, tcr2:0x%04x, tclkdiv:0x%04x, tfsdiv:0x%04x\n"
- "mcmc1:0x%04x, mcmc2:0x%04x\n",
- sport->regs->tcr1, sport->regs->tcr2,
- sport->regs->tclkdiv, sport->regs->tfsdiv,
- sport->regs->mcmc1, sport->regs->mcmc2);
- flush_dcache_range((unsigned)out_data, (unsigned)(out_data + len));
-
- /* Enable tx dma */
- dma_config = (RESTART | WDSIZE_16 | DI_EN);
- set_dma_start_addr(sport->dma_tx_chan, (unsigned long)out_data);
- set_dma_x_count(sport->dma_tx_chan, len/2);
- set_dma_x_modify(sport->dma_tx_chan, 2);
- set_dma_config(sport->dma_tx_chan, dma_config);
- enable_dma(sport->dma_tx_chan);
-
- if (in_data != NULL) {
- invalidate_dcache_range((unsigned)in_data, \
- (unsigned)(in_data + len));
- /* Enable rx dma */
- dma_config = (RESTART | WDSIZE_16 | WNR | DI_EN);
- set_dma_start_addr(sport->dma_rx_chan, (unsigned long)in_data);
- set_dma_x_count(sport->dma_rx_chan, len/2);
- set_dma_x_modify(sport->dma_rx_chan, 2);
- set_dma_config(sport->dma_rx_chan, dma_config);
- enable_dma(sport->dma_rx_chan);
- }
-
- local_irq_save(flags);
- sport->regs->tcr1 |= TSPEN;
- sport->regs->rcr1 |= RSPEN;
- SSYNC();
-
- status = get_dma_curr_irqstat(sport->dma_tx_chan);
- while (status & DMA_RUN) {
- udelay(1);
- status = get_dma_curr_irqstat(sport->dma_tx_chan);
- pr_debug("DMA status:0x%04x\n", status);
- if (wait++ > 100)
- goto __over;
- }
- status = sport->regs->stat;
- wait = 0;
-
- while (!(status & TXHRE)) {
- pr_debug("sport status:0x%04x\n", status);
- udelay(1);
- status = *(unsigned short *)&sport->regs->stat;
- if (wait++ > 1000)
- goto __over;
- }
- /* Wait for the last byte sent out */
- udelay(20);
- pr_debug("sport status:0x%04x\n", status);
-
-__over:
- sport->regs->tcr1 &= ~TSPEN;
- sport->regs->rcr1 &= ~RSPEN;
- SSYNC();
- disable_dma(sport->dma_tx_chan);
- /* Clear the status */
- clear_dma_irqstat(sport->dma_tx_chan);
- if (in_data != NULL) {
- disable_dma(sport->dma_rx_chan);
- clear_dma_irqstat(sport->dma_rx_chan);
- }
- SSYNC();
- local_irq_restore(flags);
-
- return 0;
-}
-EXPORT_SYMBOL(sport_send_and_recv);
-
-MODULE_AUTHOR("Roy Huang");
-MODULE_DESCRIPTION("SPORT driver for ADI Blackfin");
-MODULE_LICENSE("GPL");
deleted file mode 100644
@@ -1,174 +0,0 @@
-/*
- * File: bf5xx_sport.h
- * Based on:
- * Author: Roy Huang <roy.huang@analog.com>
- *
- * Created:
- * Description:
- *
- * Copyright 2004-2007 Analog Devices Inc.
- *
- * Bugs: Enter bugs at http://blackfin.uclinux.org/
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see the file COPYING, or write
- * to the Free Software Foundation, Inc.,
- * 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
- */
-
-
-#ifndef __BF5XX_SPORT_H__
-#define __BF5XX_SPORT_H__
-
-#include <linux/types.h>
-#include <linux/wait.h>
-#include <linux/workqueue.h>
-#include <linux/platform_device.h>
-#include <asm/dma.h>
-#include <asm/bfin_sport.h>
-
-#define DESC_ELEMENT_COUNT 9
-
-struct sport_device {
- int num;
- int dma_rx_chan;
- int dma_tx_chan;
- int err_irq;
- const unsigned short *pin_req;
- struct sport_register *regs;
-
- unsigned char *rx_buf;
- unsigned char *tx_buf;
- unsigned int rx_fragsize;
- unsigned int tx_fragsize;
- unsigned int rx_frags;
- unsigned int tx_frags;
- unsigned int wdsize;
-
- /* for dummy dma transfer */
- void *dummy_buf;
- unsigned int dummy_count;
-
- /* DMA descriptor ring head of current audio stream*/
- struct dmasg *dma_rx_desc;
- struct dmasg *dma_tx_desc;
- unsigned int rx_desc_bytes;
- unsigned int tx_desc_bytes;
-
- unsigned int rx_run:1; /* rx is running */
- unsigned int tx_run:1; /* tx is running */
-
- struct dmasg *dummy_rx_desc;
- struct dmasg *dummy_tx_desc;
-
- struct dmasg *curr_rx_desc;
- struct dmasg *curr_tx_desc;
-
- int rx_curr_frag;
- int tx_curr_frag;
-
- unsigned int rcr1;
- unsigned int rcr2;
- int rx_tdm_count;
-
- unsigned int tcr1;
- unsigned int tcr2;
- int tx_tdm_count;
-
- void (*rx_callback)(void *data);
- void *rx_data;
- void (*tx_callback)(void *data);
- void *tx_data;
- void (*err_callback)(void *data);
- void *err_data;
- unsigned char *tx_dma_buf;
- unsigned char *rx_dma_buf;
-#ifdef CONFIG_SND_BF5XX_MMAP_SUPPORT
- dma_addr_t tx_dma_phy;
- dma_addr_t rx_dma_phy;
- int tx_pos;/*pcm sample count*/
- int rx_pos;
- unsigned int tx_buffer_size;
- unsigned int rx_buffer_size;
- int tx_delay_pos;
- int once;
-#endif
- void *private_data;
-};
-
-struct sport_param {
- int num;
- int dma_rx_chan;
- int dma_tx_chan;
- int err_irq;
- const unsigned short *pin_req;
- struct sport_register *regs;
- unsigned int wdsize;
- unsigned int dummy_count;
- void *private_data;
-};
-
-struct sport_device *sport_init(struct platform_device *pdev,
- unsigned int wdsize, unsigned int dummy_count, size_t priv_size);
-
-void sport_done(struct sport_device *sport);
-
-/* first use these ...*/
-
-/* note: multichannel is in units of 8 channels, tdm_count is number of channels
- * NOT / 8 ! all channels are enabled by default */
-int sport_set_multichannel(struct sport_device *sport, int tdm_count,
- u32 tx_mask, u32 rx_mask, int packed);
-
-int sport_config_rx(struct sport_device *sport,
- unsigned int rcr1, unsigned int rcr2,
- unsigned int clkdiv, unsigned int fsdiv);
-
-int sport_config_tx(struct sport_device *sport,
- unsigned int tcr1, unsigned int tcr2,
- unsigned int clkdiv, unsigned int fsdiv);
-
-/* ... then these: */
-
-/* buffer size (in bytes) == fragcount * fragsize_bytes */
-
-/* this is not a very general api, it sets the dma to 2d autobuffer mode */
-
-int sport_config_rx_dma(struct sport_device *sport, void *buf,
- int fragcount, size_t fragsize_bytes);
-
-int sport_config_tx_dma(struct sport_device *sport, void *buf,
- int fragcount, size_t fragsize_bytes);
-
-int sport_tx_start(struct sport_device *sport);
-int sport_tx_stop(struct sport_device *sport);
-int sport_rx_start(struct sport_device *sport);
-int sport_rx_stop(struct sport_device *sport);
-
-/* for use in interrupt handler */
-unsigned long sport_curr_offset_rx(struct sport_device *sport);
-unsigned long sport_curr_offset_tx(struct sport_device *sport);
-
-void sport_incfrag(struct sport_device *sport, int *frag, int tx);
-void sport_decfrag(struct sport_device *sport, int *frag, int tx);
-
-int sport_set_rx_callback(struct sport_device *sport,
- void (*rx_callback)(void *), void *rx_data);
-int sport_set_tx_callback(struct sport_device *sport,
- void (*tx_callback)(void *), void *tx_data);
-int sport_set_err_callback(struct sport_device *sport,
- void (*err_callback)(void *), void *err_data);
-
-int sport_send_and_recv(struct sport_device *sport, u8 *out_data, \
- u8 *in_data, int len);
-#endif /* BF53X_SPORT_H */
deleted file mode 100644
@@ -1,126 +0,0 @@
-/*
- * File: sound/soc/blackfin/bf5xx-ssm2602.c
- * Author: Cliff Cai <Cliff.Cai@analog.com>
- *
- * Created: Tue June 06 2008
- * Description: board driver for SSM2602 sound chip
- *
- * Modified:
- * Copyright 2008 Analog Devices Inc.
- *
- * Bugs: Enter bugs at http://blackfin.uclinux.org/
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see the file COPYING, or write
- * to the Free Software Foundation, Inc.,
- * 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
- */
-
-#include <linux/module.h>
-#include <linux/moduleparam.h>
-#include <linux/device.h>
-
-#include <sound/core.h>
-#include <sound/pcm.h>
-#include <sound/soc.h>
-#include <sound/pcm_params.h>
-
-#include <asm/dma.h>
-#include <asm/portmux.h>
-#include <linux/gpio.h>
-#include "../codecs/ssm2602.h"
-#include "bf5xx-sport.h"
-
-static struct snd_soc_card bf5xx_ssm2602;
-
-static int bf5xx_ssm2602_dai_init(struct snd_soc_pcm_runtime *rtd)
-{
- /*
- * If you are using a crystal source which frequency is not 12MHz
- * then modify the below case statement with frequency of the crystal.
- *
- * If you are using the SPORT to generate clocking then this is
- * where to do it.
- */
- return snd_soc_dai_set_sysclk(rtd->codec_dai, SSM2602_SYSCLK, 12000000,
- SND_SOC_CLOCK_IN);
-}
-
-/* CODEC is master for BCLK and LRC in this configuration. */
-#define BF5XX_SSM2602_DAIFMT (SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF | \
- SND_SOC_DAIFMT_CBM_CFM)
-
-static struct snd_soc_dai_link bf5xx_ssm2602_dai[] = {
- {
- .name = "ssm2602",
- .stream_name = "SSM2602",
- .cpu_dai_name = "bfin-i2s.0",
- .codec_dai_name = "ssm2602-hifi",
- .platform_name = "bfin-i2s-pcm-audio",
- .codec_name = "ssm2602.0-001b",
- .init = bf5xx_ssm2602_dai_init,
- .dai_fmt = BF5XX_SSM2602_DAIFMT,
- },
- {
- .name = "ssm2602",
- .stream_name = "SSM2602",
- .cpu_dai_name = "bfin-i2s.1",
- .codec_dai_name = "ssm2602-hifi",
- .platform_name = "bfin-i2s-pcm-audio",
- .codec_name = "ssm2602.0-001b",
- .init = bf5xx_ssm2602_dai_init,
- .dai_fmt = BF5XX_SSM2602_DAIFMT,
- },
-};
-
-static struct snd_soc_card bf5xx_ssm2602 = {
- .name = "bfin-ssm2602",
- .owner = THIS_MODULE,
- .dai_link = &bf5xx_ssm2602_dai[CONFIG_SND_BF5XX_SPORT_NUM],
- .num_links = 1,
-};
-
-static struct platform_device *bf5xx_ssm2602_snd_device;
-
-static int __init bf5xx_ssm2602_init(void)
-{
- int ret;
-
- pr_debug("%s enter\n", __func__);
- bf5xx_ssm2602_snd_device = platform_device_alloc("soc-audio", -1);
- if (!bf5xx_ssm2602_snd_device)
- return -ENOMEM;
-
- platform_set_drvdata(bf5xx_ssm2602_snd_device, &bf5xx_ssm2602);
- ret = platform_device_add(bf5xx_ssm2602_snd_device);
-
- if (ret)
- platform_device_put(bf5xx_ssm2602_snd_device);
-
- return ret;
-}
-
-static void __exit bf5xx_ssm2602_exit(void)
-{
- pr_debug("%s enter\n", __func__);
- platform_device_unregister(bf5xx_ssm2602_snd_device);
-}
-
-module_init(bf5xx_ssm2602_init);
-module_exit(bf5xx_ssm2602_exit);
-
-/* Module information */
-MODULE_AUTHOR("Cliff Cai");
-MODULE_DESCRIPTION("ALSA SoC SSM2602 BF527-EZKIT");
-MODULE_LICENSE("GPL");
-
deleted file mode 100644
@@ -1,239 +0,0 @@
-/*
- * bf6xx-i2s.c - Analog Devices BF6XX i2s interface driver
- *
- * Copyright (c) 2012 Analog Devices Inc.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
- */
-
-#include <linux/device.h>
-#include <linux/init.h>
-#include <linux/module.h>
-#include <linux/platform_device.h>
-#include <sound/pcm.h>
-#include <sound/pcm_params.h>
-#include <sound/soc.h>
-#include <sound/soc-dai.h>
-
-#include "bf6xx-sport.h"
-
-struct sport_params param;
-
-static int bfin_i2s_set_dai_fmt(struct snd_soc_dai *cpu_dai,
- unsigned int fmt)
-{
- struct sport_device *sport = snd_soc_dai_get_drvdata(cpu_dai);
- struct device *dev = &sport->pdev->dev;
- int ret = 0;
-
- param.spctl &= ~(SPORT_CTL_OPMODE | SPORT_CTL_CKRE | SPORT_CTL_FSR
- | SPORT_CTL_LFS | SPORT_CTL_LAFS);
- switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
- case SND_SOC_DAIFMT_I2S:
- param.spctl |= SPORT_CTL_OPMODE | SPORT_CTL_CKRE
- | SPORT_CTL_LFS;
- break;
- case SND_SOC_DAIFMT_DSP_A:
- param.spctl |= SPORT_CTL_FSR;
- break;
- case SND_SOC_DAIFMT_LEFT_J:
- param.spctl |= SPORT_CTL_OPMODE | SPORT_CTL_LFS
- | SPORT_CTL_LAFS;
- break;
- default:
- dev_err(dev, "%s: Unknown DAI format type\n", __func__);
- ret = -EINVAL;
- break;
- }
-
- param.spctl &= ~(SPORT_CTL_ICLK | SPORT_CTL_IFS);
- switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
- case SND_SOC_DAIFMT_CBM_CFM:
- break;
- case SND_SOC_DAIFMT_CBS_CFS:
- case SND_SOC_DAIFMT_CBM_CFS:
- case SND_SOC_DAIFMT_CBS_CFM:
- ret = -EINVAL;
- break;
- default:
- dev_err(dev, "%s: Unknown DAI master type\n", __func__);
- ret = -EINVAL;
- break;
- }
-
- return ret;
-}
-
-static int bfin_i2s_hw_params(struct snd_pcm_substream *substream,
- struct snd_pcm_hw_params *params,
- struct snd_soc_dai *dai)
-{
- struct sport_device *sport = snd_soc_dai_get_drvdata(dai);
- struct device *dev = &sport->pdev->dev;
- int ret = 0;
-
- param.spctl &= ~SPORT_CTL_SLEN;
- switch (params_format(params)) {
- case SNDRV_PCM_FORMAT_S8:
- param.spctl |= 0x70;
- sport->wdsize = 1;
- break;
- case SNDRV_PCM_FORMAT_S16_LE:
- param.spctl |= 0xf0;
- sport->wdsize = 2;
- break;
- case SNDRV_PCM_FORMAT_S24_LE:
- param.spctl |= 0x170;
- sport->wdsize = 3;
- break;
- case SNDRV_PCM_FORMAT_S32_LE:
- param.spctl |= 0x1f0;
- sport->wdsize = 4;
- break;
- }
-
- if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {
- ret = sport_set_tx_params(sport, ¶m);
- if (ret) {
- dev_err(dev, "SPORT tx is busy!\n");
- return ret;
- }
- } else {
- ret = sport_set_rx_params(sport, ¶m);
- if (ret) {
- dev_err(dev, "SPORT rx is busy!\n");
- return ret;
- }
- }
- return 0;
-}
-
-#ifdef CONFIG_PM
-static int bfin_i2s_suspend(struct snd_soc_dai *dai)
-{
- struct sport_device *sport = snd_soc_dai_get_drvdata(dai);
-
- if (dai->capture_active)
- sport_rx_stop(sport);
- if (dai->playback_active)
- sport_tx_stop(sport);
- return 0;
-}
-
-static int bfin_i2s_resume(struct snd_soc_dai *dai)
-{
- struct sport_device *sport = snd_soc_dai_get_drvdata(dai);
- struct device *dev = &sport->pdev->dev;
- int ret;
-
- ret = sport_set_tx_params(sport, ¶m);
- if (ret) {
- dev_err(dev, "SPORT tx is busy!\n");
- return ret;
- }
- ret = sport_set_rx_params(sport, ¶m);
- if (ret) {
- dev_err(dev, "SPORT rx is busy!\n");
- return ret;
- }
-
- return 0;
-}
-
-#else
-#define bfin_i2s_suspend NULL
-#define bfin_i2s_resume NULL
-#endif
-
-#define BFIN_I2S_RATES (SNDRV_PCM_RATE_8000 | SNDRV_PCM_RATE_11025 |\
- SNDRV_PCM_RATE_16000 | SNDRV_PCM_RATE_22050 | \
- SNDRV_PCM_RATE_44100 | SNDRV_PCM_RATE_48000 | \
- SNDRV_PCM_RATE_96000)
-
-#define BFIN_I2S_FORMATS (SNDRV_PCM_FMTBIT_S8 | SNDRV_PCM_FMTBIT_S16_LE | \
- SNDRV_PCM_FMTBIT_S24_LE | SNDRV_PCM_FMTBIT_S32_LE)
-
-static const struct snd_soc_dai_ops bfin_i2s_dai_ops = {
- .hw_params = bfin_i2s_hw_params,
- .set_fmt = bfin_i2s_set_dai_fmt,
-};
-
-static struct snd_soc_dai_driver bfin_i2s_dai = {
- .suspend = bfin_i2s_suspend,
- .resume = bfin_i2s_resume,
- .playback = {
- .channels_min = 1,
- .channels_max = 2,
- .rates = BFIN_I2S_RATES,
- .formats = BFIN_I2S_FORMATS,
- },
- .capture = {
- .channels_min = 1,
- .channels_max = 2,
- .rates = BFIN_I2S_RATES,
- .formats = BFIN_I2S_FORMATS,
- },
- .ops = &bfin_i2s_dai_ops,
-};
-
-static const struct snd_soc_component_driver bfin_i2s_component = {
- .name = "bfin-i2s",
-};
-
-static int bfin_i2s_probe(struct platform_device *pdev)
-{
- struct sport_device *sport;
- struct device *dev = &pdev->dev;
- int ret;
-
- sport = sport_create(pdev);
- if (!sport)
- return -ENODEV;
-
- /* register with the ASoC layers */
- ret = snd_soc_register_component(dev, &bfin_i2s_component,
- &bfin_i2s_dai, 1);
- if (ret) {
- dev_err(dev, "Failed to register DAI: %d\n", ret);
- sport_delete(sport);
- return ret;
- }
- platform_set_drvdata(pdev, sport);
-
- return 0;
-}
-
-static int bfin_i2s_remove(struct platform_device *pdev)
-{
- struct sport_device *sport = platform_get_drvdata(pdev);
-
- snd_soc_unregister_component(&pdev->dev);
- sport_delete(sport);
-
- return 0;
-}
-
-static struct platform_driver bfin_i2s_driver = {
- .probe = bfin_i2s_probe,
- .remove = bfin_i2s_remove,
- .driver = {
- .name = "bfin-i2s",
- },
-};
-
-module_platform_driver(bfin_i2s_driver);
-
-MODULE_DESCRIPTION("Analog Devices BF6XX i2s interface driver");
-MODULE_AUTHOR("Scott Jiang <Scott.Jiang.Linux@gmail.com>");
-MODULE_LICENSE("GPL v2");
deleted file mode 100644
@@ -1,425 +0,0 @@
-/*
- * bf6xx_sport.c Analog Devices BF6XX SPORT driver
- *
- * Copyright (c) 2012 Analog Devices Inc.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
- */
-
-#include <linux/device.h>
-#include <linux/dma-mapping.h>
-#include <linux/interrupt.h>
-#include <linux/module.h>
-#include <linux/platform_device.h>
-#include <linux/slab.h>
-
-#include <asm/blackfin.h>
-#include <asm/dma.h>
-#include <asm/portmux.h>
-
-#include "bf6xx-sport.h"
-
-int sport_set_tx_params(struct sport_device *sport,
- struct sport_params *params)
-{
- if (sport->tx_regs->spctl & SPORT_CTL_SPENPRI)
- return -EBUSY;
- sport->tx_regs->spctl = params->spctl | SPORT_CTL_SPTRAN;
- sport->tx_regs->div = params->div;
- SSYNC();
- return 0;
-}
-EXPORT_SYMBOL(sport_set_tx_params);
-
-int sport_set_rx_params(struct sport_device *sport,
- struct sport_params *params)
-{
- if (sport->rx_regs->spctl & SPORT_CTL_SPENPRI)
- return -EBUSY;
- sport->rx_regs->spctl = params->spctl & ~SPORT_CTL_SPTRAN;
- sport->rx_regs->div = params->div;
- SSYNC();
- return 0;
-}
-EXPORT_SYMBOL(sport_set_rx_params);
-
-static int compute_wdsize(size_t wdsize)
-{
- switch (wdsize) {
- case 1:
- return WDSIZE_8 | PSIZE_8;
- case 2:
- return WDSIZE_16 | PSIZE_16;
- default:
- return WDSIZE_32 | PSIZE_32;
- }
-}
-
-void sport_tx_start(struct sport_device *sport)
-{
- set_dma_next_desc_addr(sport->tx_dma_chan, sport->tx_desc);
- set_dma_config(sport->tx_dma_chan, DMAFLOW_LIST | DI_EN
- | compute_wdsize(sport->wdsize) | NDSIZE_6);
- enable_dma(sport->tx_dma_chan);
- sport->tx_regs->spctl |= SPORT_CTL_SPENPRI;
- SSYNC();
-}
-EXPORT_SYMBOL(sport_tx_start);
-
-void sport_rx_start(struct sport_device *sport)
-{
- set_dma_next_desc_addr(sport->rx_dma_chan, sport->rx_desc);
- set_dma_config(sport->rx_dma_chan, DMAFLOW_LIST | DI_EN | WNR
- | compute_wdsize(sport->wdsize) | NDSIZE_6);
- enable_dma(sport->rx_dma_chan);
- sport->rx_regs->spctl |= SPORT_CTL_SPENPRI;
- SSYNC();
-}
-EXPORT_SYMBOL(sport_rx_start);
-
-void sport_tx_stop(struct sport_device *sport)
-{
- sport->tx_regs->spctl &= ~SPORT_CTL_SPENPRI;
- SSYNC();
- disable_dma(sport->tx_dma_chan);
-}
-EXPORT_SYMBOL(sport_tx_stop);
-
-void sport_rx_stop(struct sport_device *sport)
-{
- sport->rx_regs->spctl &= ~SPORT_CTL_SPENPRI;
- SSYNC();
- disable_dma(sport->rx_dma_chan);
-}
-EXPORT_SYMBOL(sport_rx_stop);
-
-void sport_set_tx_callback(struct sport_device *sport,
- void (*tx_callback)(void *), void *tx_data)
-{
- sport->tx_callback = tx_callback;
- sport->tx_data = tx_data;
-}
-EXPORT_SYMBOL(sport_set_tx_callback);
-
-void sport_set_rx_callback(struct sport_device *sport,
- void (*rx_callback)(void *), void *rx_data)
-{
- sport->rx_callback = rx_callback;
- sport->rx_data = rx_data;
-}
-EXPORT_SYMBOL(sport_set_rx_callback);
-
-static void setup_desc(struct dmasg *desc, void *buf, int fragcount,
- size_t fragsize, unsigned int cfg,
- unsigned int count, size_t wdsize)
-{
-
- int i;
-
- for (i = 0; i < fragcount; ++i) {
- desc[i].next_desc_addr = &(desc[i + 1]);
- desc[i].start_addr = (unsigned long)buf + i * fragsize;
- desc[i].cfg = cfg;
- desc[i].x_count = count;
- desc[i].x_modify = wdsize;
- desc[i].y_count = 0;
- desc[i].y_modify = 0;
- }
-
- /* make circular */
- desc[fragcount - 1].next_desc_addr = desc;
-}
-
-int sport_config_tx_dma(struct sport_device *sport, void *buf,
- int fragcount, size_t fragsize)
-{
- unsigned int count;
- unsigned int cfg;
- dma_addr_t addr;
-
- count = fragsize / sport->wdsize;
-
- if (sport->tx_desc)
- dma_free_coherent(NULL, sport->tx_desc_size,
- sport->tx_desc, 0);
-
- sport->tx_desc = dma_alloc_coherent(NULL,
- fragcount * sizeof(struct dmasg), &addr, 0);
- sport->tx_desc_size = fragcount * sizeof(struct dmasg);
- if (!sport->tx_desc)
- return -ENOMEM;
-
- sport->tx_buf = buf;
- sport->tx_fragsize = fragsize;
- sport->tx_frags = fragcount;
- cfg = DMAFLOW_LIST | DI_EN | compute_wdsize(sport->wdsize) | NDSIZE_6;
-
- setup_desc(sport->tx_desc, buf, fragcount, fragsize,
- cfg | DMAEN, count, sport->wdsize);
- return 0;
-}
-EXPORT_SYMBOL(sport_config_tx_dma);
-
-int sport_config_rx_dma(struct sport_device *sport, void *buf,
- int fragcount, size_t fragsize)
-{
- unsigned int count;
- unsigned int cfg;
- dma_addr_t addr;
-
- count = fragsize / sport->wdsize;
-
- if (sport->rx_desc)
- dma_free_coherent(NULL, sport->rx_desc_size,
- sport->rx_desc, 0);
-
- sport->rx_desc = dma_alloc_coherent(NULL,
- fragcount * sizeof(struct dmasg), &addr, 0);
- sport->rx_desc_size = fragcount * sizeof(struct dmasg);
- if (!sport->rx_desc)
- return -ENOMEM;
-
- sport->rx_buf = buf;
- sport->rx_fragsize = fragsize;
- sport->rx_frags = fragcount;
- cfg = DMAFLOW_LIST | DI_EN | compute_wdsize(sport->wdsize)
- | WNR | NDSIZE_6;
-
- setup_desc(sport->rx_desc, buf, fragcount, fragsize,
- cfg | DMAEN, count, sport->wdsize);
- return 0;
-}
-EXPORT_SYMBOL(sport_config_rx_dma);
-
-unsigned long sport_curr_offset_tx(struct sport_device *sport)
-{
- unsigned long curr = get_dma_curr_addr(sport->tx_dma_chan);
-
- return (unsigned char *)curr - sport->tx_buf;
-}
-EXPORT_SYMBOL(sport_curr_offset_tx);
-
-unsigned long sport_curr_offset_rx(struct sport_device *sport)
-{
- unsigned long curr = get_dma_curr_addr(sport->rx_dma_chan);
-
- return (unsigned char *)curr - sport->rx_buf;
-}
-EXPORT_SYMBOL(sport_curr_offset_rx);
-
-static irqreturn_t sport_tx_irq(int irq, void *dev_id)
-{
- struct sport_device *sport = dev_id;
- static unsigned long status;
-
- status = get_dma_curr_irqstat(sport->tx_dma_chan);
- if (status & (DMA_DONE | DMA_ERR)) {
- clear_dma_irqstat(sport->tx_dma_chan);
- SSYNC();
- }
- if (sport->tx_callback)
- sport->tx_callback(sport->tx_data);
- return IRQ_HANDLED;
-}
-
-static irqreturn_t sport_rx_irq(int irq, void *dev_id)
-{
- struct sport_device *sport = dev_id;
- unsigned long status;
-
- status = get_dma_curr_irqstat(sport->rx_dma_chan);
- if (status & (DMA_DONE | DMA_ERR)) {
- clear_dma_irqstat(sport->rx_dma_chan);
- SSYNC();
- }
- if (sport->rx_callback)
- sport->rx_callback(sport->rx_data);
- return IRQ_HANDLED;
-}
-
-static irqreturn_t sport_err_irq(int irq, void *dev_id)
-{
- struct sport_device *sport = dev_id;
- struct device *dev = &sport->pdev->dev;
-
- if (sport->tx_regs->spctl & SPORT_CTL_DERRPRI)
- dev_err(dev, "sport error: TUVF\n");
- if (sport->rx_regs->spctl & SPORT_CTL_DERRPRI)
- dev_err(dev, "sport error: ROVF\n");
-
- return IRQ_HANDLED;
-}
-
-static int sport_get_resource(struct sport_device *sport)
-{
- struct platform_device *pdev = sport->pdev;
- struct device *dev = &pdev->dev;
- struct bfin_snd_platform_data *pdata = dev->platform_data;
- struct resource *res;
-
- if (!pdata) {
- dev_err(dev, "No platform data\n");
- return -ENODEV;
- }
- sport->pin_req = pdata->pin_req;
-
- res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
- if (!res) {
- dev_err(dev, "No tx MEM resource\n");
- return -ENODEV;
- }
- sport->tx_regs = (struct sport_register *)res->start;
-
- res = platform_get_resource(pdev, IORESOURCE_MEM, 1);
- if (!res) {
- dev_err(dev, "No rx MEM resource\n");
- return -ENODEV;
- }
- sport->rx_regs = (struct sport_register *)res->start;
-
- res = platform_get_resource(pdev, IORESOURCE_DMA, 0);
- if (!res) {
- dev_err(dev, "No tx DMA resource\n");
- return -ENODEV;
- }
- sport->tx_dma_chan = res->start;
-
- res = platform_get_resource(pdev, IORESOURCE_DMA, 1);
- if (!res) {
- dev_err(dev, "No rx DMA resource\n");
- return -ENODEV;
- }
- sport->rx_dma_chan = res->start;
-
- res = platform_get_resource(pdev, IORESOURCE_IRQ, 0);
- if (!res) {
- dev_err(dev, "No tx error irq resource\n");
- return -ENODEV;
- }
- sport->tx_err_irq = res->start;
-
- res = platform_get_resource(pdev, IORESOURCE_IRQ, 1);
- if (!res) {
- dev_err(dev, "No rx error irq resource\n");
- return -ENODEV;
- }
- sport->rx_err_irq = res->start;
-
- return 0;
-}
-
-static int sport_request_resource(struct sport_device *sport)
-{
- struct device *dev = &sport->pdev->dev;
- int ret;
-
- ret = peripheral_request_list(sport->pin_req, "soc-audio");
- if (ret) {
- dev_err(dev, "Unable to request sport pin\n");
- return ret;
- }
-
- ret = request_dma(sport->tx_dma_chan, "SPORT TX Data");
- if (ret) {
- dev_err(dev, "Unable to allocate DMA channel for sport tx\n");
- goto err_tx_dma;
- }
- set_dma_callback(sport->tx_dma_chan, sport_tx_irq, sport);
-
- ret = request_dma(sport->rx_dma_chan, "SPORT RX Data");
- if (ret) {
- dev_err(dev, "Unable to allocate DMA channel for sport rx\n");
- goto err_rx_dma;
- }
- set_dma_callback(sport->rx_dma_chan, sport_rx_irq, sport);
-
- ret = request_irq(sport->tx_err_irq, sport_err_irq,
- 0, "SPORT TX ERROR", sport);
- if (ret) {
- dev_err(dev, "Unable to allocate tx error IRQ for sport\n");
- goto err_tx_irq;
- }
-
- ret = request_irq(sport->rx_err_irq, sport_err_irq,
- 0, "SPORT RX ERROR", sport);
- if (ret) {
- dev_err(dev, "Unable to allocate rx error IRQ for sport\n");
- goto err_rx_irq;
- }
-
- return 0;
-err_rx_irq:
- free_irq(sport->tx_err_irq, sport);
-err_tx_irq:
- free_dma(sport->rx_dma_chan);
-err_rx_dma:
- free_dma(sport->tx_dma_chan);
-err_tx_dma:
- peripheral_free_list(sport->pin_req);
- return ret;
-}
-
-static void sport_free_resource(struct sport_device *sport)
-{
- free_irq(sport->rx_err_irq, sport);
- free_irq(sport->tx_err_irq, sport);
- free_dma(sport->rx_dma_chan);
- free_dma(sport->tx_dma_chan);
- peripheral_free_list(sport->pin_req);
-}
-
-struct sport_device *sport_create(struct platform_device *pdev)
-{
- struct device *dev = &pdev->dev;
- struct sport_device *sport;
- int ret;
-
- sport = kzalloc(sizeof(*sport), GFP_KERNEL);
- if (!sport)
- return NULL;
-
- sport->pdev = pdev;
-
- ret = sport_get_resource(sport);
- if (ret)
- goto free_data;
-
- ret = sport_request_resource(sport);
- if (ret)
- goto free_data;
-
- dev_dbg(dev, "SPORT create success\n");
- return sport;
-free_data:
- kfree(sport);
- return NULL;
-}
-EXPORT_SYMBOL(sport_create);
-
-void sport_delete(struct sport_device *sport)
-{
- if (sport->tx_desc)
- dma_free_coherent(NULL, sport->tx_desc_size,
- sport->tx_desc, 0);
- if (sport->rx_desc)
- dma_free_coherent(NULL, sport->rx_desc_size,
- sport->rx_desc, 0);
- sport_free_resource(sport);
- kfree(sport);
-}
-EXPORT_SYMBOL(sport_delete);
-
-MODULE_DESCRIPTION("Analog Devices BF6XX SPORT driver");
-MODULE_AUTHOR("Scott Jiang <Scott.Jiang.Linux@gmail.com>");
-MODULE_LICENSE("GPL v2");
deleted file mode 100644
@@ -1,82 +0,0 @@
-/*
- * bf6xx_sport - Analog Devices BF6XX SPORT driver
- *
- * Copyright (c) 2012 Analog Devices Inc.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
- */
-
-#ifndef _BF6XX_SPORT_H_
-#define _BF6XX_SPORT_H_
-
-#include <linux/platform_device.h>
-#include <asm/bfin_sport3.h>
-
-struct sport_device {
- struct platform_device *pdev;
- const unsigned short *pin_req;
- struct sport_register *tx_regs;
- struct sport_register *rx_regs;
- int tx_dma_chan;
- int rx_dma_chan;
- int tx_err_irq;
- int rx_err_irq;
-
- void (*tx_callback)(void *data);
- void *tx_data;
- void (*rx_callback)(void *data);
- void *rx_data;
-
- struct dmasg *tx_desc;
- struct dmasg *rx_desc;
- unsigned int tx_desc_size;
- unsigned int rx_desc_size;
- unsigned char *tx_buf;
- unsigned char *rx_buf;
- unsigned int tx_fragsize;
- unsigned int rx_fragsize;
- unsigned int tx_frags;
- unsigned int rx_frags;
- unsigned int wdsize;
-};
-
-struct sport_params {
- u32 spctl;
- u32 div;
-};
-
-struct sport_device *sport_create(struct platform_device *pdev);
-void sport_delete(struct sport_device *sport);
-int sport_set_tx_params(struct sport_device *sport,
- struct sport_params *params);
-int sport_set_rx_params(struct sport_device *sport,
- struct sport_params *params);
-void sport_tx_start(struct sport_device *sport);
-void sport_rx_start(struct sport_device *sport);
-void sport_tx_stop(struct sport_device *sport);
-void sport_rx_stop(struct sport_device *sport);
-void sport_set_tx_callback(struct sport_device *sport,
- void (*tx_callback)(void *), void *tx_data);
-void sport_set_rx_callback(struct sport_device *sport,
- void (*rx_callback)(void *), void *rx_data);
-int sport_config_tx_dma(struct sport_device *sport, void *buf,
- int fragcount, size_t fragsize);
-int sport_config_rx_dma(struct sport_device *sport, void *buf,
- int fragcount, size_t fragsize);
-unsigned long sport_curr_offset_tx(struct sport_device *sport);
-unsigned long sport_curr_offset_rx(struct sport_device *sport);
-
-
-
-#endif
deleted file mode 100644
@@ -1,173 +0,0 @@
-/*
- * Machine driver for EVAL-ADAU1373 on Analog Devices bfin
- * evaluation boards.
- *
- * Copyright 2011 Analog Devices Inc.
- * Author: Lars-Peter Clausen <lars@metafoo.de>
- *
- * Licensed under the GPL-2 or later.
- */
-
-#include <linux/module.h>
-#include <linux/device.h>
-#include <sound/core.h>
-#include <sound/pcm.h>
-#include <sound/soc.h>
-#include <sound/pcm_params.h>
-
-#include "../codecs/adau1373.h"
-
-static const struct snd_soc_dapm_widget bfin_eval_adau1373_dapm_widgets[] = {
- SND_SOC_DAPM_LINE("Line In1", NULL),
- SND_SOC_DAPM_LINE("Line In2", NULL),
- SND_SOC_DAPM_LINE("Line In3", NULL),
- SND_SOC_DAPM_LINE("Line In4", NULL),
-
- SND_SOC_DAPM_LINE("Line Out1", NULL),
- SND_SOC_DAPM_LINE("Line Out2", NULL),
- SND_SOC_DAPM_LINE("Stereo Out", NULL),
- SND_SOC_DAPM_HP("Headphone", NULL),
- SND_SOC_DAPM_HP("Earpiece", NULL),
- SND_SOC_DAPM_SPK("Speaker", NULL),
-};
-
-static const struct snd_soc_dapm_route bfin_eval_adau1373_dapm_routes[] = {
- { "AIN1L", NULL, "Line In1" },
- { "AIN1R", NULL, "Line In1" },
- { "AIN2L", NULL, "Line In2" },
- { "AIN2R", NULL, "Line In2" },
- { "AIN3L", NULL, "Line In3" },
- { "AIN3R", NULL, "Line In3" },
- { "AIN4L", NULL, "Line In4" },
- { "AIN4R", NULL, "Line In4" },
-
- /* MICBIAS can be connected via a jumper to the line-in jack, since w
- don't know which one is going to be used, just power both. */
- { "Line In1", NULL, "MICBIAS1" },
- { "Line In2", NULL, "MICBIAS1" },
- { "Line In3", NULL, "MICBIAS1" },
- { "Line In4", NULL, "MICBIAS1" },
- { "Line In1", NULL, "MICBIAS2" },
- { "Line In2", NULL, "MICBIAS2" },
- { "Line In3", NULL, "MICBIAS2" },
- { "Line In4", NULL, "MICBIAS2" },
-
- { "Line Out1", NULL, "LOUT1L" },
- { "Line Out1", NULL, "LOUT1R" },
- { "Line Out2", NULL, "LOUT2L" },
- { "Line Out2", NULL, "LOUT2R" },
- { "Headphone", NULL, "HPL" },
- { "Headphone", NULL, "HPR" },
- { "Earpiece", NULL, "EP" },
- { "Speaker", NULL, "SPKL" },
- { "Stereo Out", NULL, "SPKR" },
-};
-
-static int bfin_eval_adau1373_hw_params(struct snd_pcm_substream *substream,
- struct snd_pcm_hw_params *params)
-{
- struct snd_soc_pcm_runtime *rtd = substream->private_data;
- struct snd_soc_dai *codec_dai = rtd->codec_dai;
- int ret;
- int pll_rate;
-
- switch (params_rate(params)) {
- case 48000:
- case 8000:
- case 12000:
- case 16000:
- case 24000:
- case 32000:
- pll_rate = 48000 * 1024;
- break;
- case 44100:
- case 7350:
- case 11025:
- case 14700:
- case 22050:
- case 29400:
- pll_rate = 44100 * 1024;
- break;
- default:
- return -EINVAL;
- }
-
- ret = snd_soc_dai_set_pll(codec_dai, ADAU1373_PLL1,
- ADAU1373_PLL_SRC_MCLK1, 12288000, pll_rate);
- if (ret)
- return ret;
-
- ret = snd_soc_dai_set_sysclk(codec_dai, ADAU1373_CLK_SRC_PLL1, pll_rate,
- SND_SOC_CLOCK_IN);
-
- return ret;
-}
-
-static int bfin_eval_adau1373_codec_init(struct snd_soc_pcm_runtime *rtd)
-{
- struct snd_soc_dai *codec_dai = rtd->codec_dai;
- unsigned int pll_rate = 48000 * 1024;
- int ret;
-
- ret = snd_soc_dai_set_pll(codec_dai, ADAU1373_PLL1,
- ADAU1373_PLL_SRC_MCLK1, 12288000, pll_rate);
- if (ret)
- return ret;
-
- ret = snd_soc_dai_set_sysclk(codec_dai, ADAU1373_CLK_SRC_PLL1, pll_rate,
- SND_SOC_CLOCK_IN);
-
- return ret;
-}
-static const struct snd_soc_ops bfin_eval_adau1373_ops = {
- .hw_params = bfin_eval_adau1373_hw_params,
-};
-
-static struct snd_soc_dai_link bfin_eval_adau1373_dai = {
- .name = "adau1373",
- .stream_name = "adau1373",
- .cpu_dai_name = "bfin-i2s.0",
- .codec_dai_name = "adau1373-aif1",
- .platform_name = "bfin-i2s-pcm-audio",
- .codec_name = "adau1373.0-001a",
- .ops = &bfin_eval_adau1373_ops,
- .init = bfin_eval_adau1373_codec_init,
- .dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF |
- SND_SOC_DAIFMT_CBM_CFM,
-};
-
-static struct snd_soc_card bfin_eval_adau1373 = {
- .name = "bfin-eval-adau1373",
- .owner = THIS_MODULE,
- .dai_link = &bfin_eval_adau1373_dai,
- .num_links = 1,
-
- .dapm_widgets = bfin_eval_adau1373_dapm_widgets,
- .num_dapm_widgets = ARRAY_SIZE(bfin_eval_adau1373_dapm_widgets),
- .dapm_routes = bfin_eval_adau1373_dapm_routes,
- .num_dapm_routes = ARRAY_SIZE(bfin_eval_adau1373_dapm_routes),
-};
-
-static int bfin_eval_adau1373_probe(struct platform_device *pdev)
-{
- struct snd_soc_card *card = &bfin_eval_adau1373;
-
- card->dev = &pdev->dev;
-
- return devm_snd_soc_register_card(&pdev->dev, &bfin_eval_adau1373);
-}
-
-static struct platform_driver bfin_eval_adau1373_driver = {
- .driver = {
- .name = "bfin-eval-adau1373",
- .pm = &snd_soc_pm_ops,
- },
- .probe = bfin_eval_adau1373_probe,
-};
-
-module_platform_driver(bfin_eval_adau1373_driver);
-
-MODULE_AUTHOR("Lars-Peter Clausen <lars@metafoo.de>");
-MODULE_DESCRIPTION("ALSA SoC bfin adau1373 driver");
-MODULE_LICENSE("GPL");
-MODULE_ALIAS("platform:bfin-eval-adau1373");
deleted file mode 100644
@@ -1,113 +0,0 @@
-/*
- * Machine driver for EVAL-ADAU1701MINIZ on Analog Devices bfin
- * evaluation boards.
- *
- * Copyright 2011 Analog Devices Inc.
- * Author: Lars-Peter Clausen <lars@metafoo.de>
- *
- * Licensed under the GPL-2 or later.
- */
-
-#include <linux/module.h>
-#include <linux/device.h>
-#include <sound/core.h>
-#include <sound/pcm.h>
-#include <sound/soc.h>
-#include <sound/pcm_params.h>
-
-#include "../codecs/adau1701.h"
-
-static const struct snd_soc_dapm_widget bfin_eval_adau1701_dapm_widgets[] = {
- SND_SOC_DAPM_SPK("Speaker", NULL),
- SND_SOC_DAPM_LINE("Line Out", NULL),
- SND_SOC_DAPM_LINE("Line In", NULL),
-};
-
-static const struct snd_soc_dapm_route bfin_eval_adau1701_dapm_routes[] = {
- { "Speaker", NULL, "OUT0" },
- { "Speaker", NULL, "OUT1" },
- { "Line Out", NULL, "OUT2" },
- { "Line Out", NULL, "OUT3" },
-
- { "IN0", NULL, "Line In" },
- { "IN1", NULL, "Line In" },
-};
-
-static int bfin_eval_adau1701_hw_params(struct snd_pcm_substream *substream,
- struct snd_pcm_hw_params *params)
-{
- struct snd_soc_pcm_runtime *rtd = substream->private_data;
- struct snd_soc_dai *codec_dai = rtd->codec_dai;
- int ret;
-
- ret = snd_soc_dai_set_sysclk(codec_dai, ADAU1701_CLK_SRC_OSC, 12288000,
- SND_SOC_CLOCK_IN);
-
- return ret;
-}
-
-static struct snd_soc_ops bfin_eval_adau1701_ops = {
- .hw_params = bfin_eval_adau1701_hw_params,
-};
-
-#define BFIN_EVAL_ADAU1701_DAI_FMT (SND_SOC_DAIFMT_I2S | \
- SND_SOC_DAIFMT_NB_NF | SND_SOC_DAIFMT_CBM_CFM)
-
-static struct snd_soc_dai_link bfin_eval_adau1701_dai[] = {
- {
- .name = "adau1701",
- .stream_name = "adau1701",
- .cpu_dai_name = "bfin-i2s.0",
- .codec_dai_name = "adau1701",
- .platform_name = "bfin-i2s-pcm-audio",
- .codec_name = "adau1701.0-0034",
- .ops = &bfin_eval_adau1701_ops,
- .dai_fmt = BFIN_EVAL_ADAU1701_DAI_FMT,
- },
- {
- .name = "adau1701",
- .stream_name = "adau1701",
- .cpu_dai_name = "bfin-i2s.1",
- .codec_dai_name = "adau1701",
- .platform_name = "bfin-i2s-pcm-audio",
- .codec_name = "adau1701.0-0034",
- .ops = &bfin_eval_adau1701_ops,
- .dai_fmt = BFIN_EVAL_ADAU1701_DAI_FMT,
- },
-};
-
-static struct snd_soc_card bfin_eval_adau1701 = {
- .name = "bfin-eval-adau1701",
- .owner = THIS_MODULE,
- .dai_link = &bfin_eval_adau1701_dai[CONFIG_SND_BF5XX_SPORT_NUM],
- .num_links = 1,
-
- .dapm_widgets = bfin_eval_adau1701_dapm_widgets,
- .num_dapm_widgets = ARRAY_SIZE(bfin_eval_adau1701_dapm_widgets),
- .dapm_routes = bfin_eval_adau1701_dapm_routes,
- .num_dapm_routes = ARRAY_SIZE(bfin_eval_adau1701_dapm_routes),
-};
-
-static int bfin_eval_adau1701_probe(struct platform_device *pdev)
-{
- struct snd_soc_card *card = &bfin_eval_adau1701;
-
- card->dev = &pdev->dev;
-
- return devm_snd_soc_register_card(&pdev->dev, &bfin_eval_adau1701);
-}
-
-static struct platform_driver bfin_eval_adau1701_driver = {
- .driver = {
- .name = "bfin-eval-adau1701",
- .pm = &snd_soc_pm_ops,
- },
- .probe = bfin_eval_adau1701_probe,
-};
-
-module_platform_driver(bfin_eval_adau1701_driver);
-
-MODULE_AUTHOR("Lars-Peter Clausen <lars@metafoo.de>");
-MODULE_DESCRIPTION("ALSA SoC bfin ADAU1701 driver");
-MODULE_LICENSE("GPL");
-MODULE_ALIAS("platform:bfin-eval-adau1701");
deleted file mode 100644
@@ -1,142 +0,0 @@
-/*
- * Machine driver for EVAL-ADAU1x61MINIZ on Analog Devices bfin
- * evaluation boards.
- *
- * Copyright 2011-2014 Analog Devices Inc.
- * Author: Lars-Peter Clausen <lars@metafoo.de>
- *
- * Licensed under the GPL-2 or later.
- */
-
-#include <linux/module.h>
-#include <linux/device.h>
-#include <linux/slab.h>
-#include <sound/core.h>
-#include <sound/pcm.h>
-#include <sound/soc.h>
-#include <sound/pcm_params.h>
-
-#include "../codecs/adau17x1.h"
-
-static const struct snd_soc_dapm_widget bfin_eval_adau1x61_dapm_widgets[] = {
- SND_SOC_DAPM_LINE("In 1", NULL),
- SND_SOC_DAPM_LINE("In 2", NULL),
- SND_SOC_DAPM_LINE("In 3-4", NULL),
-
- SND_SOC_DAPM_LINE("Diff Out L", NULL),
- SND_SOC_DAPM_LINE("Diff Out R", NULL),
- SND_SOC_DAPM_LINE("Stereo Out", NULL),
- SND_SOC_DAPM_HP("Capless HP Out", NULL),
-};
-
-static const struct snd_soc_dapm_route bfin_eval_adau1x61_dapm_routes[] = {
- { "LAUX", NULL, "In 3-4" },
- { "RAUX", NULL, "In 3-4" },
- { "LINP", NULL, "In 1" },
- { "LINN", NULL, "In 1"},
- { "RINP", NULL, "In 2" },
- { "RINN", NULL, "In 2" },
-
- { "In 1", NULL, "MICBIAS" },
- { "In 2", NULL, "MICBIAS" },
-
- { "Capless HP Out", NULL, "LHP" },
- { "Capless HP Out", NULL, "RHP" },
- { "Diff Out L", NULL, "LOUT" },
- { "Diff Out R", NULL, "ROUT" },
- { "Stereo Out", NULL, "LOUT" },
- { "Stereo Out", NULL, "ROUT" },
-};
-
-static int bfin_eval_adau1x61_hw_params(struct snd_pcm_substream *substream,
- struct snd_pcm_hw_params *params)
-{
- struct snd_soc_pcm_runtime *rtd = substream->private_data;
- struct snd_soc_dai *codec_dai = rtd->codec_dai;
- int pll_rate;
- int ret;
-
- switch (params_rate(params)) {
- case 48000:
- case 8000:
- case 12000:
- case 16000:
- case 24000:
- case 32000:
- case 96000:
- pll_rate = 48000 * 1024;
- break;
- case 44100:
- case 7350:
- case 11025:
- case 14700:
- case 22050:
- case 29400:
- case 88200:
- pll_rate = 44100 * 1024;
- break;
- default:
- return -EINVAL;
- }
-
- ret = snd_soc_dai_set_pll(codec_dai, ADAU17X1_PLL,
- ADAU17X1_PLL_SRC_MCLK, 12288000, pll_rate);
- if (ret)
- return ret;
-
- ret = snd_soc_dai_set_sysclk(codec_dai, ADAU17X1_CLK_SRC_PLL, pll_rate,
- SND_SOC_CLOCK_IN);
-
- return ret;
-}
-
-static const struct snd_soc_ops bfin_eval_adau1x61_ops = {
- .hw_params = bfin_eval_adau1x61_hw_params,
-};
-
-static struct snd_soc_dai_link bfin_eval_adau1x61_dai = {
- .name = "adau1x61",
- .stream_name = "adau1x61",
- .cpu_dai_name = "bfin-i2s.0",
- .codec_dai_name = "adau-hifi",
- .platform_name = "bfin-i2s-pcm-audio",
- .codec_name = "adau1761.0-0038",
- .ops = &bfin_eval_adau1x61_ops,
- .dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF |
- SND_SOC_DAIFMT_CBM_CFM,
-};
-
-static struct snd_soc_card bfin_eval_adau1x61 = {
- .name = "bfin-eval-adau1x61",
- .owner = THIS_MODULE,
- .driver_name = "eval-adau1x61",
- .dai_link = &bfin_eval_adau1x61_dai,
- .num_links = 1,
-
- .dapm_widgets = bfin_eval_adau1x61_dapm_widgets,
- .num_dapm_widgets = ARRAY_SIZE(bfin_eval_adau1x61_dapm_widgets),
- .dapm_routes = bfin_eval_adau1x61_dapm_routes,
- .num_dapm_routes = ARRAY_SIZE(bfin_eval_adau1x61_dapm_routes),
- .fully_routed = true,
-};
-
-static int bfin_eval_adau1x61_probe(struct platform_device *pdev)
-{
- bfin_eval_adau1x61.dev = &pdev->dev;
-
- return devm_snd_soc_register_card(&pdev->dev, &bfin_eval_adau1x61);
-}
-
-static struct platform_driver bfin_eval_adau1x61_driver = {
- .driver = {
- .name = "bfin-eval-adau1x61",
- .pm = &snd_soc_pm_ops,
- },
- .probe = bfin_eval_adau1x61_probe,
-};
-module_platform_driver(bfin_eval_adau1x61_driver);
-
-MODULE_AUTHOR("Lars-Peter Clausen <lars@metafoo.de>");
-MODULE_DESCRIPTION("ALSA SoC bfin adau1x61 driver");
-MODULE_LICENSE("GPL");
-MODULE_ALIAS("platform:bfin-eval-adau1x61");
deleted file mode 100644
@@ -1,129 +0,0 @@
-/*
- * Machine driver for EVAL-ADAU1x81 on Analog Devices bfin
- * evaluation boards.
- *
- * Copyright 2011-2014 Analog Devices Inc.
- * Author: Lars-Peter Clausen <lars@metafoo.de>
- *
- * Licensed under the GPL-2 or later.
- */
-
-#include <linux/module.h>
-#include <linux/device.h>
-#include <linux/slab.h>
-#include <sound/core.h>
-#include <sound/pcm.h>
-#include <sound/soc.h>
-#include <sound/pcm_params.h>
-
-#include "../codecs/adau17x1.h"
-
-static const struct snd_soc_dapm_widget bfin_eval_adau1x81_dapm_widgets[] = {
- SND_SOC_DAPM_LINE("Stereo In", NULL),
- SND_SOC_DAPM_LINE("Beep", NULL),
-
- SND_SOC_DAPM_SPK("Speaker", NULL),
- SND_SOC_DAPM_HP("Headphone", NULL),
-};
-
-static const struct snd_soc_dapm_route bfin_eval_adau1x81_dapm_routes[] = {
- { "BEEP", NULL, "Beep" },
- { "LMIC", NULL, "Stereo In" },
- { "LMIC", NULL, "Stereo In" },
-
- { "Headphone", NULL, "AOUTL" },
- { "Headphone", NULL, "AOUTR" },
- { "Speaker", NULL, "SP" },
-};
-
-static int bfin_eval_adau1x81_hw_params(struct snd_pcm_substream *substream,
- struct snd_pcm_hw_params *params)
-{
- struct snd_soc_pcm_runtime *rtd = substream->private_data;
- struct snd_soc_dai *codec_dai = rtd->codec_dai;
- int pll_rate;
- int ret;
-
- switch (params_rate(params)) {
- case 48000:
- case 8000:
- case 12000:
- case 16000:
- case 24000:
- case 32000:
- case 96000:
- pll_rate = 48000 * 1024;
- break;
- case 44100:
- case 7350:
- case 11025:
- case 14700:
- case 22050:
- case 29400:
- case 88200:
- pll_rate = 44100 * 1024;
- break;
- default:
- return -EINVAL;
- }
-
- ret = snd_soc_dai_set_pll(codec_dai, ADAU17X1_PLL,
- ADAU17X1_PLL_SRC_MCLK, 12288000, pll_rate);
- if (ret)
- return ret;
-
- ret = snd_soc_dai_set_sysclk(codec_dai, ADAU17X1_CLK_SRC_PLL, pll_rate,
- SND_SOC_CLOCK_IN);
-
- return ret;
-}
-
-static const struct snd_soc_ops bfin_eval_adau1x81_ops = {
- .hw_params = bfin_eval_adau1x81_hw_params,
-};
-
-static struct snd_soc_dai_link bfin_eval_adau1x81_dai = {
- .name = "adau1x81",
- .stream_name = "adau1x81",
- .cpu_dai_name = "bfin-i2s.0",
- .codec_dai_name = "adau-hifi",
- .platform_name = "bfin-i2s-pcm-audio",
- .codec_name = "adau1781.0-0038",
- .ops = &bfin_eval_adau1x81_ops,
- .dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF |
- SND_SOC_DAIFMT_CBM_CFM,
-};
-
-static struct snd_soc_card bfin_eval_adau1x81 = {
- .name = "bfin-eval-adau1x81",
- .driver_name = "eval-adau1x81",
- .dai_link = &bfin_eval_adau1x81_dai,
- .num_links = 1,
-
- .dapm_widgets = bfin_eval_adau1x81_dapm_widgets,
- .num_dapm_widgets = ARRAY_SIZE(bfin_eval_adau1x81_dapm_widgets),
- .dapm_routes = bfin_eval_adau1x81_dapm_routes,
- .num_dapm_routes = ARRAY_SIZE(bfin_eval_adau1x81_dapm_routes),
- .fully_routed = true,
-};
-
-static int bfin_eval_adau1x81_probe(struct platform_device *pdev)
-{
- bfin_eval_adau1x81.dev = &pdev->dev;
-
- return devm_snd_soc_register_card(&pdev->dev, &bfin_eval_adau1x81);
-}
-
-static struct platform_driver bfin_eval_adau1x81_driver = {
- .driver = {
- .name = "bfin-eval-adau1x81",
- .pm = &snd_soc_pm_ops,
- },
- .probe = bfin_eval_adau1x81_probe,
-};
-module_platform_driver(bfin_eval_adau1x81_driver);
-
-MODULE_AUTHOR("Lars-Peter Clausen <lars@metafoo.de>");
-MODULE_DESCRIPTION("ALSA SoC bfin adau1x81 driver");
-MODULE_LICENSE("GPL");
-MODULE_ALIAS("platform:bfin-eval-adau1x81");
deleted file mode 100644
@@ -1,145 +0,0 @@
-/*
- * Machine driver for EVAL-ADAV801 and EVAL-ADAV803 on Analog Devices bfin
- * evaluation boards.
- *
- * Copyright 2011 Analog Devices Inc.
- * Author: Lars-Peter Clausen <lars@metafoo.de>
- *
- * Licensed under the GPL-2 or later.
- */
-
-#include <linux/init.h>
-#include <linux/platform_device.h>
-#include <linux/module.h>
-#include <sound/core.h>
-#include <sound/pcm.h>
-#include <sound/soc.h>
-
-#include "../codecs/adav80x.h"
-
-static const struct snd_soc_dapm_widget bfin_eval_adav80x_dapm_widgets[] = {
- SND_SOC_DAPM_LINE("Line Out", NULL),
- SND_SOC_DAPM_LINE("Line In", NULL),
-};
-
-static const struct snd_soc_dapm_route bfin_eval_adav80x_dapm_routes[] = {
- { "Line Out", NULL, "VOUTL" },
- { "Line Out", NULL, "VOUTR" },
-
- { "VINL", NULL, "Line In" },
- { "VINR", NULL, "Line In" },
-};
-
-static int bfin_eval_adav80x_hw_params(struct snd_pcm_substream *substream,
- struct snd_pcm_hw_params *params)
-{
- struct snd_soc_pcm_runtime *rtd = substream->private_data;
- struct snd_soc_dai *codec_dai = rtd->codec_dai;
- int ret;
-
- ret = snd_soc_dai_set_pll(codec_dai, ADAV80X_PLL1, ADAV80X_PLL_SRC_XTAL,
- 27000000, params_rate(params) * 256);
- if (ret)
- return ret;
-
- ret = snd_soc_dai_set_sysclk(codec_dai, ADAV80X_CLK_PLL1,
- params_rate(params) * 256, SND_SOC_CLOCK_IN);
-
- return ret;
-}
-
-static int bfin_eval_adav80x_codec_init(struct snd_soc_pcm_runtime *rtd)
-{
- struct snd_soc_dai *codec_dai = rtd->codec_dai;
-
- snd_soc_dai_set_sysclk(codec_dai, ADAV80X_CLK_SYSCLK1, 0,
- SND_SOC_CLOCK_OUT);
- snd_soc_dai_set_sysclk(codec_dai, ADAV80X_CLK_SYSCLK2, 0,
- SND_SOC_CLOCK_OUT);
- snd_soc_dai_set_sysclk(codec_dai, ADAV80X_CLK_SYSCLK3, 0,
- SND_SOC_CLOCK_OUT);
-
- snd_soc_dai_set_sysclk(codec_dai, ADAV80X_CLK_XTAL, 2700000, 0);
-
- return 0;
-}
-
-static const struct snd_soc_ops bfin_eval_adav80x_ops = {
- .hw_params = bfin_eval_adav80x_hw_params,
-};
-
-static struct snd_soc_dai_link bfin_eval_adav80x_dais[] = {
- {
- .name = "adav80x",
- .stream_name = "ADAV80x HiFi",
- .cpu_dai_name = "bfin-i2s.0",
- .codec_dai_name = "adav80x-hifi",
- .platform_name = "bfin-i2s-pcm-audio",
- .init = bfin_eval_adav80x_codec_init,
- .ops = &bfin_eval_adav80x_ops,
- .dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF |
- SND_SOC_DAIFMT_CBM_CFM,
- },
-};
-
-static struct snd_soc_card bfin_eval_adav80x = {
- .name = "bfin-eval-adav80x",
- .owner = THIS_MODULE,
- .dai_link = bfin_eval_adav80x_dais,
- .num_links = ARRAY_SIZE(bfin_eval_adav80x_dais),
-
- .dapm_widgets = bfin_eval_adav80x_dapm_widgets,
- .num_dapm_widgets = ARRAY_SIZE(bfin_eval_adav80x_dapm_widgets),
- .dapm_routes = bfin_eval_adav80x_dapm_routes,
- .num_dapm_routes = ARRAY_SIZE(bfin_eval_adav80x_dapm_routes),
-};
-
-enum bfin_eval_adav80x_type {
- BFIN_EVAL_ADAV801,
- BFIN_EVAL_ADAV803,
-};
-
-static int bfin_eval_adav80x_probe(struct platform_device *pdev)
-{
- struct snd_soc_card *card = &bfin_eval_adav80x;
- const char *codec_name;
-
- switch (platform_get_device_id(pdev)->driver_data) {
- case BFIN_EVAL_ADAV801:
- codec_name = "spi0.1";
- break;
- case BFIN_EVAL_ADAV803:
- codec_name = "adav803.0-0034";
- break;
- default:
- return -EINVAL;
- }
-
- bfin_eval_adav80x_dais[0].codec_name = codec_name;
-
- card->dev = &pdev->dev;
-
- return devm_snd_soc_register_card(&pdev->dev, &bfin_eval_adav80x);
-}
-
-static const struct platform_device_id bfin_eval_adav80x_ids[] = {
- { "bfin-eval-adav801", BFIN_EVAL_ADAV801 },
- { "bfin-eval-adav803", BFIN_EVAL_ADAV803 },
- { },
-};
-MODULE_DEVICE_TABLE(platform, bfin_eval_adav80x_ids);
-
-static struct platform_driver bfin_eval_adav80x_driver = {
- .driver = {
- .name = "bfin-eval-adav80x",
- .pm = &snd_soc_pm_ops,
- },
- .probe = bfin_eval_adav80x_probe,
- .id_table = bfin_eval_adav80x_ids,
-};
-
-module_platform_driver(bfin_eval_adav80x_driver);
-
-MODULE_AUTHOR("Lars-Peter Clausen <lars@metafoo.de>");
-MODULE_DESCRIPTION("ALSA SoC bfin adav80x driver");
-MODULE_LICENSE("GPL");