[02/19] mach-u300: break out GPIO driver specifics

Message ID	1312978592-18136-1-git-send-email-linus.walleij@stericsson.com
State	Accepted
Commit	eb3cf18cccc33d86179674ac1c49dcbc142fc2d9
Headers	show Return-Path: <patch+caf_=linaro-patchwork=canonical.com@linaro.org> Received-SPF: neutral (google.com: 207.126.144.147 is neither permitted nor denied by best guess record for domain of linus.walleij@stericsson.com) client-ip=207.126.144.147; From: Linus Walleij <linus.walleij@stericsson.com> To: Grant Likely <grant.likely@secretlab.ca>, <linux-kernel@vger.kernel.org>, <linux-arm-kernel@lists.infradead.org> Cc: Lee Jones <lee.jones@linaro.org>, Linus Walleij <linus.walleij@linaro.org> Subject: [PATCH 02/19] mach-u300: break out GPIO driver specifics Date: Wed, 10 Aug 2011 14:16:32 +0200 Message-ID: <1312978592-18136-1-git-send-email-linus.walleij@stericsson.com> MIME-Version: 1.0 Content-Type: text/plain

diff --git a/arch/arm/mach-u300/include/mach/gpio-u300.h b/arch/arm/mach-u300/include/mach/gpio-u300.h new file mode 100644 index 0000000..a611906 --- /dev/null +++ b/arch/arm/mach-u300/include/mach/gpio-u300.h @@ -0,0 +1,253 @@ +/* + * Copyright (C) 2007-2011 ST-Ericsson AB + * License terms: GNU General Public License (GPL) version 2 + * GPIO block resgister definitions and inline macros for + * U300 GPIO COH 901 335 or COH 901 571/3 + * Author: Linus Walleij <linus.walleij@stericsson.com> + */ + +#ifndef __MACH_U300_GPIO_U300_H +#define __MACH_U300_GPIO_U300_H + +#include <linux/kernel.h> +#include <linux/io.h> +#include <mach/hardware.h> +#include <asm/irq.h> + +/* Switch type depending on platform/chip variant */ +#if defined(CONFIG_MACH_U300_BS2X) || defined(CONFIG_MACH_U300_BS330) +#define U300_COH901335 +#endif +#if defined(CONFIG_MACH_U300_BS365) || defined(CONFIG_MACH_U300_BS335) +#define U300_COH901571_3 +#endif + +/* Get base address for regs here */ +#include "u300-regs.h" +/* IRQ numbers */ +#include "irqs.h" + +/* + * This is the GPIO block definitions. GPIO (General Purpose I/O) can be + * used for anything, and often is. The event/enable etc figures are for + * the lowermost pin (pin 0 on each port), shift this left to match your + * pin if you're gonna use these values. + */ +#ifdef U300_COH901335 +#define U300_GPIO_PORTX_SPACING (0x1C) +/* Port X Pin Data Register 32bit, this is both input and output (R/W) */ +#define U300_GPIO_PXPDIR (0x00) +#define U300_GPIO_PXPDOR (0x00) +/* Port X Pin Config Register 32bit (R/W) */ +#define U300_GPIO_PXPCR (0x04) +#define U300_GPIO_PXPCR_ALL_PINS_MODE_MASK (0x0000FFFFUL) +#define U300_GPIO_PXPCR_PIN_MODE_MASK (0x00000003UL) +#define U300_GPIO_PXPCR_PIN_MODE_SHIFT (0x00000002UL) +#define U300_GPIO_PXPCR_PIN_MODE_INPUT (0x00000000UL) +#define U300_GPIO_PXPCR_PIN_MODE_OUTPUT_PUSH_PULL (0x00000001UL) +#define U300_GPIO_PXPCR_PIN_MODE_OUTPUT_OPEN_DRAIN (0x00000002UL) +#define U300_GPIO_PXPCR_PIN_MODE_OUTPUT_OPEN_SOURCE (0x00000003UL) +/* Port X Interrupt Event Register 32bit (R/W) */ +#define U300_GPIO_PXIEV (0x08) +#define U300_GPIO_PXIEV_ALL_IRQ_EVENT_MASK (0x000000FFUL) +#define U300_GPIO_PXIEV_IRQ_EVENT (0x00000001UL) +/* Port X Interrupt Enable Register 32bit (R/W) */ +#define U300_GPIO_PXIEN (0x0C) +#define U300_GPIO_PXIEN_ALL_IRQ_ENABLE_MASK (0x000000FFUL) +#define U300_GPIO_PXIEN_IRQ_ENABLE (0x00000001UL) +/* Port X Interrupt Force Register 32bit (R/W) */ +#define U300_GPIO_PXIFR (0x10) +#define U300_GPIO_PXIFR_ALL_IRQ_FORCE_MASK (0x000000FFUL) +#define U300_GPIO_PXIFR_IRQ_FORCE (0x00000001UL) +/* Port X Interrupt Config Register 32bit (R/W) */ +#define U300_GPIO_PXICR (0x14) +#define U300_GPIO_PXICR_ALL_IRQ_CONFIG_MASK (0x000000FFUL) +#define U300_GPIO_PXICR_IRQ_CONFIG_MASK (0x00000001UL) +#define U300_GPIO_PXICR_IRQ_CONFIG_FALLING_EDGE (0x00000000UL) +#define U300_GPIO_PXICR_IRQ_CONFIG_RISING_EDGE (0x00000001UL) +/* Port X Pull-up Enable Register 32bit (R/W) */ +#define U300_GPIO_PXPER (0x18) +#define U300_GPIO_PXPER_ALL_PULL_UP_DISABLE_MASK (0x000000FFUL) +#define U300_GPIO_PXPER_PULL_UP_DISABLE (0x00000001UL) +/* Control Register 32bit (R/W) */ +#define U300_GPIO_CR (0x54) +#define U300_GPIO_CR_BLOCK_CLOCK_ENABLE (0x00000001UL) +/* three ports of 8 bits each = GPIO pins 0..23 */ +#define U300_GPIO_NUM_PORTS 3 +#define U300_GPIO_PINS_PER_PORT 8 +#define U300_GPIO_MAX (U300_GPIO_PINS_PER_PORT * U300_GPIO_NUM_PORTS - 1) +#endif + +#ifdef U300_COH901571_3 +/* + * Control Register 32bit (R/W) + * bit 15-9 (mask 0x0000FE00) contains the number of cores. 8*cores + * gives the number of GPIO pins. + * bit 8-2 (mask 0x000001FC) contains the core version ID. + */ +#define U300_GPIO_CR (0x00) +#define U300_GPIO_CR_SYNC_SEL_ENABLE (0x00000002UL) +#define U300_GPIO_CR_BLOCK_CLKRQ_ENABLE (0x00000001UL) +#define U300_GPIO_PORTX_SPACING (0x30) +/* Port X Pin Data INPUT Register 32bit (R/W) */ +#define U300_GPIO_PXPDIR (0x04) +/* Port X Pin Data OUTPUT Register 32bit (R/W) */ +#define U300_GPIO_PXPDOR (0x08) +/* Port X Pin Config Register 32bit (R/W) */ +#define U300_GPIO_PXPCR (0x0C) +#define U300_GPIO_PXPCR_ALL_PINS_MODE_MASK (0x0000FFFFUL) +#define U300_GPIO_PXPCR_PIN_MODE_MASK (0x00000003UL) +#define U300_GPIO_PXPCR_PIN_MODE_SHIFT (0x00000002UL) +#define U300_GPIO_PXPCR_PIN_MODE_INPUT (0x00000000UL) +#define U300_GPIO_PXPCR_PIN_MODE_OUTPUT_PUSH_PULL (0x00000001UL) +#define U300_GPIO_PXPCR_PIN_MODE_OUTPUT_OPEN_DRAIN (0x00000002UL) +#define U300_GPIO_PXPCR_PIN_MODE_OUTPUT_OPEN_SOURCE (0x00000003UL) +/* Port X Pull-up Enable Register 32bit (R/W) */ +#define U300_GPIO_PXPER (0x10) +#define U300_GPIO_PXPER_ALL_PULL_UP_DISABLE_MASK (0x000000FFUL) +#define U300_GPIO_PXPER_PULL_UP_DISABLE (0x00000001UL) +/* Port X Interrupt Event Register 32bit (R/W) */ +#define U300_GPIO_PXIEV (0x14) +#define U300_GPIO_PXIEV_ALL_IRQ_EVENT_MASK (0x000000FFUL) +#define U300_GPIO_PXIEV_IRQ_EVENT (0x00000001UL) +/* Port X Interrupt Enable Register 32bit (R/W) */ +#define U300_GPIO_PXIEN (0x18) +#define U300_GPIO_PXIEN_ALL_IRQ_ENABLE_MASK (0x000000FFUL) +#define U300_GPIO_PXIEN_IRQ_ENABLE (0x00000001UL) +/* Port X Interrupt Force Register 32bit (R/W) */ +#define U300_GPIO_PXIFR (0x1C) +#define U300_GPIO_PXIFR_ALL_IRQ_FORCE_MASK (0x000000FFUL) +#define U300_GPIO_PXIFR_IRQ_FORCE (0x00000001UL) +/* Port X Interrupt Config Register 32bit (R/W) */ +#define U300_GPIO_PXICR (0x20) +#define U300_GPIO_PXICR_ALL_IRQ_CONFIG_MASK (0x000000FFUL) +#define U300_GPIO_PXICR_IRQ_CONFIG_MASK (0x00000001UL) +#define U300_GPIO_PXICR_IRQ_CONFIG_FALLING_EDGE (0x00000000UL) +#define U300_GPIO_PXICR_IRQ_CONFIG_RISING_EDGE (0x00000001UL) +#ifdef CONFIG_MACH_U300_BS335 +/* seven ports of 8 bits each = GPIO pins 0..55 */ +#define U300_GPIO_NUM_PORTS 7 +#else +/* five ports of 8 bits each = GPIO pins 0..39 */ +#define U300_GPIO_NUM_PORTS 5 +#endif +#define U300_GPIO_PINS_PER_PORT 8 +#define U300_GPIO_MAX (U300_GPIO_PINS_PER_PORT * U300_GPIO_NUM_PORTS - 1) +#endif + +/* + * Individual pin assignments for the B26/S26. Notice that the + * actual usage of these pins depends on the PAD MUX settings, that + * is why the same number can potentially appear several times. + * In the reference design each pin is only used for one purpose. + * These were determined by inspecting the B26/S26 schematic: + * 2/1911-ROA 128 1603 + */ +#ifdef CONFIG_MACH_U300_BS2X +#define U300_GPIO_PIN_UART_RX 0 +#define U300_GPIO_PIN_UART_TX 1 +#define U300_GPIO_PIN_GPIO02 2 /* Unrouted */ +#define U300_GPIO_PIN_GPIO03 3 /* Unrouted */ +#define U300_GPIO_PIN_CAM_SLEEP 4 +#define U300_GPIO_PIN_CAM_REG_EN 5 +#define U300_GPIO_PIN_GPIO06 6 /* Unrouted */ +#define U300_GPIO_PIN_GPIO07 7 /* Unrouted */ + +#define U300_GPIO_PIN_GPIO08 8 /* Service point SP2321 */ +#define U300_GPIO_PIN_GPIO09 9 /* Service point SP2322 */ +#define U300_GPIO_PIN_PHFSENSE 10 /* Headphone jack sensing */ +#define U300_GPIO_PIN_MMC_CLKRET 11 /* Clock return from MMC/SD card */ +#define U300_GPIO_PIN_MMC_CD 12 /* MMC Card insertion detection */ +#define U300_GPIO_PIN_FLIPSENSE 13 /* Mechanical flip sensing */ +#define U300_GPIO_PIN_GPIO14 14 /* DSP JTAG Port RTCK */ +#define U300_GPIO_PIN_GPIO15 15 /* Unrouted */ + +#define U300_GPIO_PIN_GPIO16 16 /* Unrouted */ +#define U300_GPIO_PIN_GPIO17 17 /* Unrouted */ +#define U300_GPIO_PIN_GPIO18 18 /* Unrouted */ +#define U300_GPIO_PIN_GPIO19 19 /* Unrouted */ +#define U300_GPIO_PIN_GPIO20 20 /* Unrouted */ +#define U300_GPIO_PIN_GPIO21 21 /* Unrouted */ +#define U300_GPIO_PIN_GPIO22 22 /* Unrouted */ +#define U300_GPIO_PIN_GPIO23 23 /* Unrouted */ +#endif + +/* + * Individual pin assignments for the B330/S330 and B365/S365. + * Notice that the actual usage of these pins depends on the + * PAD MUX settings, that is why the same number can potentially + * appear several times. In the reference design each pin is only + * used for one purpose. These were determined by inspecting the + * S365 schematic. + */ +#if defined(CONFIG_MACH_U300_BS330) || defined(CONFIG_MACH_U300_BS365) || \ + defined(CONFIG_MACH_U300_BS335) +#define U300_GPIO_PIN_UART_RX 0 +#define U300_GPIO_PIN_UART_TX 1 +#define U300_GPIO_PIN_UART_CTS 2 +#define U300_GPIO_PIN_UART_RTS 3 +#define U300_GPIO_PIN_CAM_MAIN_STANDBY 4 /* Camera MAIN standby */ +#define U300_GPIO_PIN_GPIO05 5 /* Unrouted */ +#define U300_GPIO_PIN_MS_CD 6 /* Memory Stick Card insertion */ +#define U300_GPIO_PIN_GPIO07 7 /* Test point TP2430 */ + +#define U300_GPIO_PIN_GPIO08 8 /* Test point TP2437 */ +#define U300_GPIO_PIN_GPIO09 9 /* Test point TP2431 */ +#define U300_GPIO_PIN_GPIO10 10 /* Test point TP2432 */ +#define U300_GPIO_PIN_MMC_CLKRET 11 /* Clock return from MMC/SD card */ +#define U300_GPIO_PIN_MMC_CD 12 /* MMC Card insertion detection */ +#define U300_GPIO_PIN_CAM_SUB_STANDBY 13 /* Camera SUB standby */ +#define U300_GPIO_PIN_GPIO14 14 /* Test point TP2436 */ +#define U300_GPIO_PIN_GPIO15 15 /* Unrouted */ + +#define U300_GPIO_PIN_GPIO16 16 /* Test point TP2438 */ +#define U300_GPIO_PIN_PHFSENSE 17 /* Headphone jack sensing */ +#define U300_GPIO_PIN_GPIO18 18 /* Test point TP2439 */ +#define U300_GPIO_PIN_GPIO19 19 /* Routed somewhere */ +#define U300_GPIO_PIN_GPIO20 20 /* Unrouted */ +#define U300_GPIO_PIN_GPIO21 21 /* Unrouted */ +#define U300_GPIO_PIN_GPIO22 22 /* Unrouted */ +#define U300_GPIO_PIN_GPIO23 23 /* Unrouted */ + +#define U300_GPIO_PIN_GPIO24 24 /* Unrouted */ +#define U300_GPIO_PIN_GPIO25 25 /* Unrouted */ +#define U300_GPIO_PIN_GPIO26 26 /* Unrouted */ +#define U300_GPIO_PIN_GPIO27 27 /* Unrouted */ +#define U300_GPIO_PIN_GPIO28 28 /* Unrouted */ +#define U300_GPIO_PIN_GPIO29 29 /* Unrouted */ +#define U300_GPIO_PIN_GPIO30 30 /* Unrouted */ +#define U300_GPIO_PIN_GPIO31 31 /* Unrouted */ + +#define U300_GPIO_PIN_GPIO32 32 /* Unrouted */ +#define U300_GPIO_PIN_GPIO33 33 /* Unrouted */ +#define U300_GPIO_PIN_GPIO34 34 /* Unrouted */ +#define U300_GPIO_PIN_GPIO35 35 /* Unrouted */ +#define U300_GPIO_PIN_GPIO36 36 /* Unrouted */ +#define U300_GPIO_PIN_GPIO37 37 /* Unrouted */ +#define U300_GPIO_PIN_GPIO38 38 /* Unrouted */ +#define U300_GPIO_PIN_GPIO39 39 /* Unrouted */ + +#ifdef CONFIG_MACH_U300_BS335 + +#define U300_GPIO_PIN_GPIO40 40 /* Unrouted */ +#define U300_GPIO_PIN_GPIO41 41 /* Unrouted */ +#define U300_GPIO_PIN_GPIO42 42 /* Unrouted */ +#define U300_GPIO_PIN_GPIO43 43 /* Unrouted */ +#define U300_GPIO_PIN_GPIO44 44 /* Unrouted */ +#define U300_GPIO_PIN_GPIO45 45 /* Unrouted */ +#define U300_GPIO_PIN_GPIO46 46 /* Unrouted */ +#define U300_GPIO_PIN_GPIO47 47 /* Unrouted */ + +#define U300_GPIO_PIN_GPIO48 48 /* Unrouted */ +#define U300_GPIO_PIN_GPIO49 49 /* Unrouted */ +#define U300_GPIO_PIN_GPIO50 50 /* Unrouted */ +#define U300_GPIO_PIN_GPIO51 51 /* Unrouted */ +#define U300_GPIO_PIN_GPIO52 52 /* Unrouted */ +#define U300_GPIO_PIN_GPIO53 53 /* Unrouted */ +#define U300_GPIO_PIN_GPIO54 54 /* Unrouted */ +#define U300_GPIO_PIN_GPIO55 55 /* Unrouted */ +#endif + +#endif + +#endif /* __MACH_U300_GPIO_U300_H */ diff --git a/arch/arm/mach-u300/include/mach/gpio.h b/arch/arm/mach-u300/include/mach/gpio.h index 9a890e2..6a3f24d 100644 --- a/arch/arm/mach-u300/include/mach/gpio.h +++ b/arch/arm/mach-u300/include/mach/gpio.h @@ -13,252 +13,8 @@ #ifndef __MACH_U300_GPIO_H #define __MACH_U300_GPIO_H -#include <linux/kernel.h> -#include <linux/io.h> -#include <mach/hardware.h> -#include <asm/irq.h> - #define __ARM_GPIOLIB_COMPLEX -/* Switch type depending on platform/chip variant */ -#if defined(CONFIG_MACH_U300_BS2X) || defined(CONFIG_MACH_U300_BS330) -#define U300_COH901335 -#endif -#if defined(CONFIG_MACH_U300_BS365) || defined(CONFIG_MACH_U300_BS335) -#define U300_COH901571_3 -#endif - -/* Get base address for regs here */ -#include "u300-regs.h" -/* IRQ numbers */ -#include "irqs.h" - -/* - * This is the GPIO block definitions. GPIO (General Purpose I/O) can be - * used for anything, and often is. The event/enable etc figures are for - * the lowermost pin (pin 0 on each port), shift this left to match your - * pin if you're gonna use these values. - */ -#ifdef U300_COH901335 -#define U300_GPIO_PORTX_SPACING (0x1C) -/* Port X Pin Data Register 32bit, this is both input and output (R/W) */ -#define U300_GPIO_PXPDIR (0x00) -#define U300_GPIO_PXPDOR (0x00) -/* Port X Pin Config Register 32bit (R/W) */ -#define U300_GPIO_PXPCR (0x04) -#define U300_GPIO_PXPCR_ALL_PINS_MODE_MASK (0x0000FFFFUL) -#define U300_GPIO_PXPCR_PIN_MODE_MASK (0x00000003UL) -#define U300_GPIO_PXPCR_PIN_MODE_SHIFT (0x00000002UL) -#define U300_GPIO_PXPCR_PIN_MODE_INPUT (0x00000000UL) -#define U300_GPIO_PXPCR_PIN_MODE_OUTPUT_PUSH_PULL (0x00000001UL) -#define U300_GPIO_PXPCR_PIN_MODE_OUTPUT_OPEN_DRAIN (0x00000002UL) -#define U300_GPIO_PXPCR_PIN_MODE_OUTPUT_OPEN_SOURCE (0x00000003UL) -/* Port X Interrupt Event Register 32bit (R/W) */ -#define U300_GPIO_PXIEV (0x08) -#define U300_GPIO_PXIEV_ALL_IRQ_EVENT_MASK (0x000000FFUL) -#define U300_GPIO_PXIEV_IRQ_EVENT (0x00000001UL) -/* Port X Interrupt Enable Register 32bit (R/W) */ -#define U300_GPIO_PXIEN (0x0C) -#define U300_GPIO_PXIEN_ALL_IRQ_ENABLE_MASK (0x000000FFUL) -#define U300_GPIO_PXIEN_IRQ_ENABLE (0x00000001UL) -/* Port X Interrupt Force Register 32bit (R/W) */ -#define U300_GPIO_PXIFR (0x10) -#define U300_GPIO_PXIFR_ALL_IRQ_FORCE_MASK (0x000000FFUL) -#define U300_GPIO_PXIFR_IRQ_FORCE (0x00000001UL) -/* Port X Interrupt Config Register 32bit (R/W) */ -#define U300_GPIO_PXICR (0x14) -#define U300_GPIO_PXICR_ALL_IRQ_CONFIG_MASK (0x000000FFUL) -#define U300_GPIO_PXICR_IRQ_CONFIG_MASK (0x00000001UL) -#define U300_GPIO_PXICR_IRQ_CONFIG_FALLING_EDGE (0x00000000UL) -#define U300_GPIO_PXICR_IRQ_CONFIG_RISING_EDGE (0x00000001UL) -/* Port X Pull-up Enable Register 32bit (R/W) */ -#define U300_GPIO_PXPER (0x18) -#define U300_GPIO_PXPER_ALL_PULL_UP_DISABLE_MASK (0x000000FFUL) -#define U300_GPIO_PXPER_PULL_UP_DISABLE (0x00000001UL) -/* Control Register 32bit (R/W) */ -#define U300_GPIO_CR (0x54) -#define U300_GPIO_CR_BLOCK_CLOCK_ENABLE (0x00000001UL) -/* three ports of 8 bits each = GPIO pins 0..23 */ -#define U300_GPIO_NUM_PORTS 3 -#define U300_GPIO_PINS_PER_PORT 8 -#define U300_GPIO_MAX (U300_GPIO_PINS_PER_PORT * U300_GPIO_NUM_PORTS - 1) -#endif - -#ifdef U300_COH901571_3 -/* - * Control Register 32bit (R/W) - * bit 15-9 (mask 0x0000FE00) contains the number of cores. 8*cores - * gives the number of GPIO pins. - * bit 8-2 (mask 0x000001FC) contains the core version ID. - */ -#define U300_GPIO_CR (0x00) -#define U300_GPIO_CR_SYNC_SEL_ENABLE (0x00000002UL) -#define U300_GPIO_CR_BLOCK_CLKRQ_ENABLE (0x00000001UL) -#define U300_GPIO_PORTX_SPACING (0x30) -/* Port X Pin Data INPUT Register 32bit (R/W) */ -#define U300_GPIO_PXPDIR (0x04) -/* Port X Pin Data OUTPUT Register 32bit (R/W) */ -#define U300_GPIO_PXPDOR (0x08) -/* Port X Pin Config Register 32bit (R/W) */ -#define U300_GPIO_PXPCR (0x0C) -#define U300_GPIO_PXPCR_ALL_PINS_MODE_MASK (0x0000FFFFUL) -#define U300_GPIO_PXPCR_PIN_MODE_MASK (0x00000003UL) -#define U300_GPIO_PXPCR_PIN_MODE_SHIFT (0x00000002UL) -#define U300_GPIO_PXPCR_PIN_MODE_INPUT (0x00000000UL) -#define U300_GPIO_PXPCR_PIN_MODE_OUTPUT_PUSH_PULL (0x00000001UL) -#define U300_GPIO_PXPCR_PIN_MODE_OUTPUT_OPEN_DRAIN (0x00000002UL) -#define U300_GPIO_PXPCR_PIN_MODE_OUTPUT_OPEN_SOURCE (0x00000003UL) -/* Port X Pull-up Enable Register 32bit (R/W) */ -#define U300_GPIO_PXPER (0x10) -#define U300_GPIO_PXPER_ALL_PULL_UP_DISABLE_MASK (0x000000FFUL) -#define U300_GPIO_PXPER_PULL_UP_DISABLE (0x00000001UL) -/* Port X Interrupt Event Register 32bit (R/W) */ -#define U300_GPIO_PXIEV (0x14) -#define U300_GPIO_PXIEV_ALL_IRQ_EVENT_MASK (0x000000FFUL) -#define U300_GPIO_PXIEV_IRQ_EVENT (0x00000001UL) -/* Port X Interrupt Enable Register 32bit (R/W) */ -#define U300_GPIO_PXIEN (0x18) -#define U300_GPIO_PXIEN_ALL_IRQ_ENABLE_MASK (0x000000FFUL) -#define U300_GPIO_PXIEN_IRQ_ENABLE (0x00000001UL) -/* Port X Interrupt Force Register 32bit (R/W) */ -#define U300_GPIO_PXIFR (0x1C) -#define U300_GPIO_PXIFR_ALL_IRQ_FORCE_MASK (0x000000FFUL) -#define U300_GPIO_PXIFR_IRQ_FORCE (0x00000001UL) -/* Port X Interrupt Config Register 32bit (R/W) */ -#define U300_GPIO_PXICR (0x20) -#define U300_GPIO_PXICR_ALL_IRQ_CONFIG_MASK (0x000000FFUL) -#define U300_GPIO_PXICR_IRQ_CONFIG_MASK (0x00000001UL) -#define U300_GPIO_PXICR_IRQ_CONFIG_FALLING_EDGE (0x00000000UL) -#define U300_GPIO_PXICR_IRQ_CONFIG_RISING_EDGE (0x00000001UL) -#ifdef CONFIG_MACH_U300_BS335 -/* seven ports of 8 bits each = GPIO pins 0..55 */ -#define U300_GPIO_NUM_PORTS 7 -#else -/* five ports of 8 bits each = GPIO pins 0..39 */ -#define U300_GPIO_NUM_PORTS 5 -#endif -#define U300_GPIO_PINS_PER_PORT 8 -#define U300_GPIO_MAX (U300_GPIO_PINS_PER_PORT * U300_GPIO_NUM_PORTS - 1) -#endif - -/* - * Individual pin assignments for the B26/S26. Notice that the - * actual usage of these pins depends on the PAD MUX settings, that - * is why the same number can potentially appear several times. - * In the reference design each pin is only used for one purpose. - * These were determined by inspecting the B26/S26 schematic: - * 2/1911-ROA 128 1603 - */ -#ifdef CONFIG_MACH_U300_BS2X -#define U300_GPIO_PIN_UART_RX 0 -#define U300_GPIO_PIN_UART_TX 1 -#define U300_GPIO_PIN_GPIO02 2 /* Unrouted */ -#define U300_GPIO_PIN_GPIO03 3 /* Unrouted */ -#define U300_GPIO_PIN_CAM_SLEEP 4 -#define U300_GPIO_PIN_CAM_REG_EN 5 -#define U300_GPIO_PIN_GPIO06 6 /* Unrouted */ -#define U300_GPIO_PIN_GPIO07 7 /* Unrouted */ - -#define U300_GPIO_PIN_GPIO08 8 /* Service point SP2321 */ -#define U300_GPIO_PIN_GPIO09 9 /* Service point SP2322 */ -#define U300_GPIO_PIN_PHFSENSE 10 /* Headphone jack sensing */ -#define U300_GPIO_PIN_MMC_CLKRET 11 /* Clock return from MMC/SD card */ -#define U300_GPIO_PIN_MMC_CD 12 /* MMC Card insertion detection */ -#define U300_GPIO_PIN_FLIPSENSE 13 /* Mechanical flip sensing */ -#define U300_GPIO_PIN_GPIO14 14 /* DSP JTAG Port RTCK */ -#define U300_GPIO_PIN_GPIO15 15 /* Unrouted */ - -#define U300_GPIO_PIN_GPIO16 16 /* Unrouted */ -#define U300_GPIO_PIN_GPIO17 17 /* Unrouted */ -#define U300_GPIO_PIN_GPIO18 18 /* Unrouted */ -#define U300_GPIO_PIN_GPIO19 19 /* Unrouted */ -#define U300_GPIO_PIN_GPIO20 20 /* Unrouted */ -#define U300_GPIO_PIN_GPIO21 21 /* Unrouted */ -#define U300_GPIO_PIN_GPIO22 22 /* Unrouted */ -#define U300_GPIO_PIN_GPIO23 23 /* Unrouted */ -#endif - -/* - * Individual pin assignments for the B330/S330 and B365/S365. - * Notice that the actual usage of these pins depends on the - * PAD MUX settings, that is why the same number can potentially - * appear several times. In the reference design each pin is only - * used for one purpose. These were determined by inspecting the - * S365 schematic. - */ -#if defined(CONFIG_MACH_U300_BS330) || defined(CONFIG_MACH_U300_BS365) || \ - defined(CONFIG_MACH_U300_BS335) -#define U300_GPIO_PIN_UART_RX 0 -#define U300_GPIO_PIN_UART_TX 1 -#define U300_GPIO_PIN_UART_CTS 2 -#define U300_GPIO_PIN_UART_RTS 3 -#define U300_GPIO_PIN_CAM_MAIN_STANDBY 4 /* Camera MAIN standby */ -#define U300_GPIO_PIN_GPIO05 5 /* Unrouted */ -#define U300_GPIO_PIN_MS_CD 6 /* Memory Stick Card insertion */ -#define U300_GPIO_PIN_GPIO07 7 /* Test point TP2430 */ - -#define U300_GPIO_PIN_GPIO08 8 /* Test point TP2437 */ -#define U300_GPIO_PIN_GPIO09 9 /* Test point TP2431 */ -#define U300_GPIO_PIN_GPIO10 10 /* Test point TP2432 */ -#define U300_GPIO_PIN_MMC_CLKRET 11 /* Clock return from MMC/SD card */ -#define U300_GPIO_PIN_MMC_CD 12 /* MMC Card insertion detection */ -#define U300_GPIO_PIN_CAM_SUB_STANDBY 13 /* Camera SUB standby */ -#define U300_GPIO_PIN_GPIO14 14 /* Test point TP2436 */ -#define U300_GPIO_PIN_GPIO15 15 /* Unrouted */ - -#define U300_GPIO_PIN_GPIO16 16 /* Test point TP2438 */ -#define U300_GPIO_PIN_PHFSENSE 17 /* Headphone jack sensing */ -#define U300_GPIO_PIN_GPIO18 18 /* Test point TP2439 */ -#define U300_GPIO_PIN_GPIO19 19 /* Routed somewhere */ -#define U300_GPIO_PIN_GPIO20 20 /* Unrouted */ -#define U300_GPIO_PIN_GPIO21 21 /* Unrouted */ -#define U300_GPIO_PIN_GPIO22 22 /* Unrouted */ -#define U300_GPIO_PIN_GPIO23 23 /* Unrouted */ - -#define U300_GPIO_PIN_GPIO24 24 /* Unrouted */ -#define U300_GPIO_PIN_GPIO25 25 /* Unrouted */ -#define U300_GPIO_PIN_GPIO26 26 /* Unrouted */ -#define U300_GPIO_PIN_GPIO27 27 /* Unrouted */ -#define U300_GPIO_PIN_GPIO28 28 /* Unrouted */ -#define U300_GPIO_PIN_GPIO29 29 /* Unrouted */ -#define U300_GPIO_PIN_GPIO30 30 /* Unrouted */ -#define U300_GPIO_PIN_GPIO31 31 /* Unrouted */ - -#define U300_GPIO_PIN_GPIO32 32 /* Unrouted */ -#define U300_GPIO_PIN_GPIO33 33 /* Unrouted */ -#define U300_GPIO_PIN_GPIO34 34 /* Unrouted */ -#define U300_GPIO_PIN_GPIO35 35 /* Unrouted */ -#define U300_GPIO_PIN_GPIO36 36 /* Unrouted */ -#define U300_GPIO_PIN_GPIO37 37 /* Unrouted */ -#define U300_GPIO_PIN_GPIO38 38 /* Unrouted */ -#define U300_GPIO_PIN_GPIO39 39 /* Unrouted */ - -#ifdef CONFIG_MACH_U300_BS335 - -#define U300_GPIO_PIN_GPIO40 40 /* Unrouted */ -#define U300_GPIO_PIN_GPIO41 41 /* Unrouted */ -#define U300_GPIO_PIN_GPIO42 42 /* Unrouted */ -#define U300_GPIO_PIN_GPIO43 43 /* Unrouted */ -#define U300_GPIO_PIN_GPIO44 44 /* Unrouted */ -#define U300_GPIO_PIN_GPIO45 45 /* Unrouted */ -#define U300_GPIO_PIN_GPIO46 46 /* Unrouted */ -#define U300_GPIO_PIN_GPIO47 47 /* Unrouted */ - -#define U300_GPIO_PIN_GPIO48 48 /* Unrouted */ -#define U300_GPIO_PIN_GPIO49 49 /* Unrouted */ -#define U300_GPIO_PIN_GPIO50 50 /* Unrouted */ -#define U300_GPIO_PIN_GPIO51 51 /* Unrouted */ -#define U300_GPIO_PIN_GPIO52 52 /* Unrouted */ -#define U300_GPIO_PIN_GPIO53 53 /* Unrouted */ -#define U300_GPIO_PIN_GPIO54 54 /* Unrouted */ -#define U300_GPIO_PIN_GPIO55 55 /* Unrouted */ -#endif - -#endif - -/* translates a pin number to a port number */ -#define PIN_TO_PORT(val) (val >> 3) - /* These can be found in arch/arm/mach-u300/gpio.c */ extern int gpio_is_valid(int number); extern int gpio_request(unsigned gpio, const char *label); @@ -278,6 +34,9 @@ extern void gpio_set_value(unsigned gpio, int value); #define gpio_get_value_cansleep gpio_get_value #define gpio_set_value_cansleep gpio_set_value +/* translates a pin number to a port number */ +#define PIN_TO_PORT(val) (val >> 3) + /* wrappers to sleep-enable the previous two functions */ static inline unsigned gpio_to_irq(unsigned gpio) { @@ -294,4 +53,4 @@ static inline unsigned irq_to_gpio(unsigned irq) return (irq - IRQ_U300_GPIO_PORT0) << 3; } -#endif +#endif /* __MACH_U300_GPIO_H */ diff --git a/arch/arm/mach-u300/mmc.c b/arch/arm/mach-u300/mmc.c index 677ccef..d9a5c92 100644 --- a/arch/arm/mach-u300/mmc.c +++ b/arch/arm/mach-u300/mmc.c @@ -13,12 +13,12 @@ #include <linux/device.h> #include <linux/amba/bus.h> #include <linux/mmc/host.h> -#include <linux/gpio.h> #include <linux/dmaengine.h> #include <linux/amba/mmci.h> #include <linux/slab.h> #include <mach/coh901318.h> #include <mach/dma_channels.h> +#include <mach/gpio-u300.h> #include "mmc.h" #include "padmux.h" diff --git a/drivers/gpio/gpio-u300.c b/drivers/gpio/gpio-u300.c index 53e8255..92f2b8c 100644 --- a/drivers/gpio/gpio-u300.c +++ b/drivers/gpio/gpio-u300.c @@ -21,6 +21,7 @@ #include <linux/err.h> #include <linux/platform_device.h> #include <linux/gpio.h> +#include <mach/gpio-u300.h> /* Reference to GPIO block clock */ static struct clk *clk;

[02/19] mach-u300: break out GPIO driver specifics

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