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Mon, 17 Jul 2023 13:58:56 +0200 (CEST) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa1.perex.cz 2B276F80494 X-Alimail-AntiSpam: AC=CONTINUE; BC=0.06712908|-1; CH=green; DM=|CONTINUE|false|; DS=CONTINUE|ham_social|0.00527513-0.00234748-0.992377; FP=0|0|0|0|0|-1|-1|-1; HT=ay29a033018047187; MF=wangweidong.a@awinic.com; NM=1; PH=DS; RN=25; RT=25; SR=0; TI=SMTPD_---.TvogKvv_1689595129; Received: from ubuntu-VirtualBox..(mailfrom:wangweidong.a@awinic.com fp:SMTPD_---.TvogKvv_1689595129) by smtp.aliyun-inc.com; Mon, 17 Jul 2023 19:58:50 +0800 From: wangweidong.a@awinic.com To: lgirdwood@gmail.com, broonie@kernel.org, robh+dt@kernel.org, krzysztof.kozlowski+dt@linaro.org, conor+dt@kernel.org, perex@perex.cz, tiwai@suse.com, rf@opensource.cirrus.co, wangweidong.a@awinic.com, shumingf@realtek.com, herve.codina@bootlin.com, flatmax@flatmax.com, ckeepax@opensource.cirrus.com, doug@schmorgal.com, fido_max@inbox.ru, pierre-louis.bossart@linux.intel.com, kiseok.jo@irondevice.com, liweilei@awinic.com, colin.i.king@gmail.com, trix@redhat.com, alsa-devel@alsa-project.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org Cc: yijiangtao@awinic.com, zhangjianming@awinic.com Subject: [PATCH V1 2/5] ASoC: codecs: aw88261 function for ALSA Audio Driver Date: Mon, 17 Jul 2023 19:58:42 +0800 Message-ID: <20230717115845.297991-3-wangweidong.a@awinic.com> X-Mailer: git-send-email 2.41.0 In-Reply-To: <20230717115845.297991-1-wangweidong.a@awinic.com> References: <20230717115845.297991-1-wangweidong.a@awinic.com> MIME-Version: 1.0 Message-ID-Hash: S5RASUVHI6GWQ4L2J2NZD3PRY5UG6HCJ X-Message-ID-Hash: S5RASUVHI6GWQ4L2J2NZD3PRY5UG6HCJ X-MailFrom: wangweidong.a@awinic.com X-Mailman-Rule-Misses: dmarc-mitigation; no-senders; approved; emergency; loop; banned-address; member-moderation; header-match-alsa-devel.alsa-project.org-0; header-match-alsa-devel.alsa-project.org-1; nonmember-moderation; administrivia; implicit-dest; max-recipients; max-size; news-moderation; no-subject; digests; suspicious-header X-Mailman-Version: 3.3.8 Precedence: list List-Id: "Alsa-devel mailing list for ALSA developers - http://www.alsa-project.org" Archived-At: List-Archive: List-Help: List-Owner: List-Post: List-Subscribe: List-Unsubscribe: From: Weidong Wang The AW88261 is an I2S/TDM input, high efficiency digital Smart K audio amplifier with an integrated 10.25V smart boost convert Signed-off-by: Weidong Wang --- sound/soc/codecs/aw88261/aw88261_device.c | 959 ++++++++++++++++++++++ sound/soc/codecs/aw88261/aw88261_device.h | 114 +++ 2 files changed, 1073 insertions(+) create mode 100644 sound/soc/codecs/aw88261/aw88261_device.c create mode 100644 sound/soc/codecs/aw88261/aw88261_device.h diff --git a/sound/soc/codecs/aw88261/aw88261_device.c b/sound/soc/codecs/aw88261/aw88261_device.c new file mode 100644 index 000000000000..855aba8a6364 --- /dev/null +++ b/sound/soc/codecs/aw88261/aw88261_device.c @@ -0,0 +1,959 @@ +// SPDX-License-Identifier: GPL-2.0-only +// +// aw88261_device.c -- AW88261 function for ALSA Audio Driver +// +// Copyright (c) 2023 awinic Technology CO., LTD +// +// Author: Jimmy Zhang +// Author: Weidong Wang +// + +#include +#include +#include +#include "aw88261_device.h" +#include "aw88261_reg.h" + +static int aw_dev_read_chipid(struct aw_device *aw_dev, u16 *chip_id) +{ + int reg_val; + int ret; + + ret = regmap_read(aw_dev->regmap, AW88261_CHIP_ID_REG, ®_val); + if (ret) { + dev_err(aw_dev->dev, "%s read chipid error. ret = %d", __func__, ret); + return ret; + } + + dev_info(aw_dev->dev, "chip id = %x\n", reg_val); + *chip_id = reg_val; + + return ret; +} + +static unsigned int reg_val_to_db(unsigned int value) +{ + return (((value >> AW88261_VOL_6DB_START) * + AW88261_VOLUME_STEP_DB) + (value & AW88261_REG_TO_DB)); +} + +static unsigned short db_to_reg_val(unsigned short value) +{ + return (((value / AW88261_VOLUME_STEP_DB) << AW88261_VOL_6DB_START) + + (value % AW88261_VOLUME_STEP_DB)); +} + +static int aw_dev_set_volume(struct aw_device *aw_dev, unsigned int value) +{ + struct aw_volume_desc *vol_desc = &aw_dev->volume_desc; + unsigned int reg_value; + u16 real_value, volume; + int ret; + + volume = min((value + vol_desc->init_volume), (unsigned int)AW88261_MUTE_VOL); + real_value = db_to_reg_val(volume); + + /* cal real value */ + ret = regmap_read(aw_dev->regmap, AW88261_SYSCTRL2_REG, ®_value); + if (ret) + return ret; + + real_value = (real_value << AW88261_VOL_START_BIT) | (reg_value & AW88261_VOL_START_MASK); + + dev_dbg(aw_dev->dev, "value 0x%x , real_value:0x%x", value, real_value); + + /* write value */ + ret = regmap_write(aw_dev->regmap, AW88261_SYSCTRL2_REG, real_value); + + return ret; +} + +void aw88261_dev_set_volume(struct aw_device *aw_dev, unsigned short set_vol) +{ + int ret; + + ret = aw_dev_set_volume(aw_dev, set_vol); + if (ret) + dev_dbg(aw_dev->dev, "set volume failed"); +} +EXPORT_SYMBOL_GPL(aw88261_dev_set_volume); + +static void aw_dev_fade_in(struct aw_device *aw_dev) +{ + struct aw_volume_desc *desc = &aw_dev->volume_desc; + u16 fade_in_vol = desc->ctl_volume; + int fade_step = aw_dev->fade_step; + int i; + + if (fade_step == 0 || aw_dev->fade_in_time == 0) { + aw_dev_set_volume(aw_dev, fade_in_vol); + return; + } + + for (i = AW88261_MUTE_VOL; i >= fade_in_vol; i -= fade_step) { + aw_dev_set_volume(aw_dev, i); + usleep_range(aw_dev->fade_in_time, aw_dev->fade_in_time + 10); + } + + if (i != fade_in_vol) + aw_dev_set_volume(aw_dev, fade_in_vol); +} + +static void aw_dev_fade_out(struct aw_device *aw_dev) +{ + struct aw_volume_desc *desc = &aw_dev->volume_desc; + int fade_step = aw_dev->fade_step; + int i; + + if (fade_step == 0 || aw_dev->fade_out_time == 0) { + aw_dev_set_volume(aw_dev, AW88261_MUTE_VOL); + return; + } + + for (i = desc->ctl_volume; i <= AW88261_MUTE_VOL; i += fade_step) { + aw_dev_set_volume(aw_dev, i); + usleep_range(aw_dev->fade_out_time, aw_dev->fade_out_time + 10); + } + + if (i != AW88261_MUTE_VOL) { + aw_dev_set_volume(aw_dev, AW88261_MUTE_VOL); + usleep_range(aw_dev->fade_out_time, aw_dev->fade_out_time + 10); + } +} + +static void aw_dev_i2s_tx_enable(struct aw_device *aw_dev, bool flag) +{ + int ret; + + if (flag) { + ret = regmap_update_bits(aw_dev->regmap, AW88261_I2SCFG1_REG, + ~AW88261_I2STXEN_MASK, AW88261_I2STXEN_ENABLE_VALUE); + } else { + ret = regmap_update_bits(aw_dev->regmap, AW88261_I2SCFG1_REG, + ~AW88261_I2STXEN_MASK, AW88261_I2STXEN_DISABLE_VALUE); + } + if (ret) + dev_dbg(aw_dev->dev, "%s failed", __func__); +} + +static void aw_dev_pwd(struct aw_device *aw_dev, bool pwd) +{ + int ret; + + if (pwd) { + ret = regmap_update_bits(aw_dev->regmap, AW88261_SYSCTRL_REG, + ~AW88261_PWDN_MASK, AW88261_PWDN_POWER_DOWN_VALUE); + } else { + ret = regmap_update_bits(aw_dev->regmap, AW88261_SYSCTRL_REG, + ~AW88261_PWDN_MASK, AW88261_PWDN_WORKING_VALUE); + } + if (ret) + dev_dbg(aw_dev->dev, "%s failed", __func__); +} + +static void aw_dev_amppd(struct aw_device *aw_dev, bool amppd) +{ + int ret; + + if (amppd) { + ret = regmap_update_bits(aw_dev->regmap, AW88261_SYSCTRL_REG, + ~AW88261_AMPPD_MASK, AW88261_AMPPD_POWER_DOWN_VALUE); + } else { + ret = regmap_update_bits(aw_dev->regmap, AW88261_SYSCTRL_REG, + ~AW88261_AMPPD_MASK, AW88261_AMPPD_WORKING_VALUE); + } + if (ret) + dev_dbg(aw_dev->dev, "%s failed", __func__); +} + +void aw88261_dev_mute(struct aw_device *aw_dev, bool is_mute) +{ + int ret; + + if (is_mute) { + aw_dev_fade_out(aw_dev); + ret = regmap_update_bits(aw_dev->regmap, AW88261_SYSCTRL_REG, + ~AW88261_HMUTE_MASK, AW88261_HMUTE_ENABLE_VALUE); + } else { + ret = regmap_update_bits(aw_dev->regmap, AW88261_SYSCTRL_REG, + ~AW88261_HMUTE_MASK, AW88261_HMUTE_DISABLE_VALUE); + aw_dev_fade_in(aw_dev); + } + if (ret) + dev_dbg(aw_dev->dev, "%s failed", __func__); +} +EXPORT_SYMBOL_GPL(aw88261_dev_mute); + +static void aw88261_dev_uls_hmute(struct aw_device *aw_dev, bool uls_hmute) +{ + int ret; + + if (uls_hmute) { + ret = regmap_update_bits(aw_dev->regmap, AW88261_SYSCTRL_REG, + ~AW88261_ULS_HMUTE_MASK, + AW88261_ULS_HMUTE_ENABLE_VALUE); + } else { + ret = regmap_update_bits(aw_dev->regmap, AW88261_SYSCTRL_REG, + ~AW88261_ULS_HMUTE_MASK, + AW88261_ULS_HMUTE_DISABLE_VALUE); + } + if (ret) + dev_dbg(aw_dev->dev, "%s failed", __func__); +} + +static int aw_dev_get_icalk(struct aw_device *aw_dev, int16_t *icalk) +{ + u16 reg_icalk, reg_icalkl; + unsigned int reg_val; + int ret; + + ret = regmap_read(aw_dev->regmap, AW88261_EFRH4_REG, ®_val); + if (ret) + return ret; + + reg_icalk = reg_val & (~AW88261_EF_ISN_GESLP_H_MASK); + + ret = regmap_read(aw_dev->regmap, AW88261_EFRL4_REG, ®_val); + if (ret) + return ret; + + reg_icalkl = reg_val & (~AW88261_EF_ISN_GESLP_L_MASK); + + reg_icalk = (reg_icalk >> AW88261_ICALK_SHIFT) & (reg_icalkl >> AW88261_ICALKL_SHIFT); + + if (reg_icalk & (~AW88261_EF_ISN_GESLP_SIGN_MASK)) + reg_icalk = reg_icalk | ~AW88261_EF_ISN_GESLP_NEG; + + *icalk = (int16_t)reg_icalk; + + return ret; +} + +static int aw_dev_get_vcalk(struct aw_device *aw_dev, int16_t *vcalk) +{ + u16 reg_vcalk, reg_vcalkl; + unsigned int reg_val; + int ret; + + ret = regmap_read(aw_dev->regmap, AW88261_EFRH3_REG, ®_val); + if (ret) + return ret; + + reg_vcalk = (u16)reg_val & (~AW88261_EF_VSN_GESLP_H_MASK); + + ret = regmap_read(aw_dev->regmap, AW88261_EFRL3_REG, ®_val); + if (ret) + return ret; + + reg_vcalkl = (u16)reg_val & (~AW88261_EF_VSN_GESLP_L_MASK); + + reg_vcalk = (reg_vcalk >> AW88261_VCALK_SHIFT) & (reg_vcalkl >> AW88261_VCALKL_SHIFT); + + if (reg_vcalk & AW88261_EF_VSN_GESLP_SIGN_MASK) + reg_vcalk = reg_vcalk | (~AW88261_EF_VSN_GESLP_NEG); + *vcalk = (int16_t)reg_vcalk; + + return ret; +} + +static int aw_dev_set_vcalb(struct aw_device *aw_dev) +{ + int16_t icalk_val, vcalk_val; + int icalk, vcalk, vcalb; + u32 reg_val; + int ret; + + ret = aw_dev_get_icalk(aw_dev, &icalk_val); + if (ret) { + dev_err(aw_dev->dev, "%s:get icalk failed\n", __func__); + return ret; + } + + ret = aw_dev_get_vcalk(aw_dev, &vcalk_val); + if (ret) { + dev_err(aw_dev->dev, "%s:get vcalk failed\n", __func__); + return ret; + } + + icalk = AW88261_CABL_BASE_VALUE + AW88261_ICABLK_FACTOR * icalk_val; + vcalk = AW88261_CABL_BASE_VALUE + AW88261_VCABLK_FACTOR * vcalk_val; + if (!vcalk) { + dev_err(aw_dev->dev, "vcalk is 0"); + return -EINVAL; + } + + vcalb = AW88261_VCAL_FACTOR * icalk / vcalk; + reg_val = (unsigned int)vcalb; + + dev_dbg(aw_dev->dev, "icalk=%d, vcalk=%d, vcalb=%d, reg_val=0x%04x", + icalk, vcalk, vcalb, reg_val); + ret = regmap_write(aw_dev->regmap, AW88261_VSNTM1_REG, reg_val); + + return ret; +} + +static void aw_dev_get_int_status(struct aw_device *aw_dev, unsigned short *int_status) +{ + unsigned int reg_val; + int ret; + + ret = regmap_read(aw_dev->regmap, AW88261_SYSINT_REG, ®_val); + if (ret) + dev_err(aw_dev->dev, "read interrupt reg fail, ret=%d", ret); + else + *int_status = reg_val; + + dev_dbg(aw_dev->dev, "read interrupt reg = 0x%04x", *int_status); +} + +static void aw_dev_clear_int_status(struct aw_device *aw_dev) +{ + u16 int_status; + + /* read int status and clear */ + aw_dev_get_int_status(aw_dev, &int_status); + /* make sure int status is clear */ + aw_dev_get_int_status(aw_dev, &int_status); +} + +static int aw_dev_get_iis_status(struct aw_device *aw_dev) +{ + unsigned int reg_val; + int ret; + + ret = regmap_read(aw_dev->regmap, AW88261_SYSST_REG, ®_val); + if (ret) + return -EIO; + if ((reg_val & AW88261_BIT_PLL_CHECK) != AW88261_BIT_PLL_CHECK) { + dev_err(aw_dev->dev, "check pll lock fail,reg_val:0x%04x", reg_val); + return -EINVAL; + } + + return ret; +} + +static int aw_dev_check_mode1_pll(struct aw_device *aw_dev) +{ + int ret, i; + + for (i = 0; i < AW88261_DEV_SYSST_CHECK_MAX; i++) { + ret = aw_dev_get_iis_status(aw_dev); + if (ret < 0) { + dev_err(aw_dev->dev, "mode1 iis signal check error"); + usleep_range(AW88261_2000_US, AW88261_2000_US + 10); + } else { + return ret; + } + } + + return -EPERM; +} + +static int aw_dev_check_mode2_pll(struct aw_device *aw_dev) +{ + unsigned int reg_val; + int ret, i; + + ret = regmap_read(aw_dev->regmap, AW88261_PLLCTRL1_REG, ®_val); + if (ret) + return ret; + + reg_val &= (~AW88261_CCO_MUX_MASK); + if (reg_val == AW88261_CCO_MUX_DIVIDED_VALUE) { + dev_dbg(aw_dev->dev, "CCO_MUX is already divider"); + return -EPERM; + } + + /* change mode2 */ + ret = regmap_update_bits(aw_dev->regmap, AW88261_PLLCTRL1_REG, + ~AW88261_CCO_MUX_MASK, AW88261_CCO_MUX_DIVIDED_VALUE); + if (ret) + return ret; + + for (i = 0; i < AW88261_DEV_SYSST_CHECK_MAX; i++) { + ret = aw_dev_get_iis_status(aw_dev); + if (ret) { + dev_err(aw_dev->dev, "mode2 iis signal check error"); + usleep_range(AW88261_2000_US, AW88261_2000_US + 10); + } else { + break; + } + } + + /* change mode1 */ + ret = regmap_update_bits(aw_dev->regmap, AW88261_PLLCTRL1_REG, + ~AW88261_CCO_MUX_MASK, AW88261_CCO_MUX_BYPASS_VALUE); + if (ret == 0) { + usleep_range(AW88261_2000_US, AW88261_2000_US + 10); + for (i = 0; i < AW88261_DEV_SYSST_CHECK_MAX; i++) { + ret = aw_dev_check_mode1_pll(aw_dev); + if (ret < 0) { + dev_err(aw_dev->dev, "mode2 switch to mode1, iis signal check error"); + usleep_range(AW88261_2000_US, AW88261_2000_US + 10); + } else { + break; + } + } + } + + return ret; +} + +static int aw_dev_check_syspll(struct aw_device *aw_dev) +{ + int ret; + + ret = aw_dev_check_mode1_pll(aw_dev); + if (ret) { + dev_dbg(aw_dev->dev, "mode1 check iis failed try switch to mode2 check"); + ret = aw_dev_check_mode2_pll(aw_dev); + if (ret) { + dev_err(aw_dev->dev, "mode2 check iis failed"); + return ret; + } + } + + return ret; +} + +static int aw_dev_check_sysst(struct aw_device *aw_dev) +{ + unsigned int check_val; + unsigned int reg_val; + int ret, i; + + for (i = 0; i < AW88261_DEV_SYSST_CHECK_MAX; i++) { + ret = regmap_read(aw_dev->regmap, AW88261_SYSST_REG, ®_val); + if (ret) + return ret; + + check_val = reg_val & (~AW88261_BIT_SYSST_CHECK_MASK) + & AW88261_BIT_SYSST_CHECK; + if (check_val != AW88261_BIT_SYSST_CHECK) { + dev_err(aw_dev->dev, "check sysst fail, cnt=%d, reg_val=0x%04x, check:0x%x", + i, reg_val, AW88261_BIT_SYSST_CHECK); + usleep_range(AW88261_2000_US, AW88261_2000_US + 10); + } else { + return 0; + } + } + + return -EPERM; +} + +static int aw_dev_update_reg_container(struct aw_device *aw_dev, + unsigned char *data, unsigned int len) +{ + struct aw_volume_desc *vol_desc = &aw_dev->volume_desc; + unsigned int read_val, efcheck_val; + int16_t *reg_data; + int data_len; + u16 read_vol; + u16 reg_val; + u8 reg_addr; + int i, ret; + + reg_data = (int16_t *)data; + data_len = len >> 1; + + if (data_len & 0x1) { + dev_err(aw_dev->dev, "data len:%d unsupported", data_len); + return -EINVAL; + } + + for (i = 0; i < data_len; i += 2) { + reg_addr = reg_data[i]; + reg_val = reg_data[i + 1]; + + if (reg_addr == AW88261_SYSCTRL_REG) { + aw_dev->amppd_st = reg_val & (~AW88261_AMPPD_MASK); + ret = regmap_read(aw_dev->regmap, reg_addr, &read_val); + if (ret) + break; + + read_val &= (~AW88261_AMPPD_MASK) | (~AW88261_PWDN_MASK) | + (~AW88261_HMUTE_MASK); + reg_val &= (AW88261_AMPPD_MASK | AW88261_PWDN_MASK | AW88261_HMUTE_MASK); + reg_val |= read_val; + + /* enable uls hmute */ + reg_val &= AW88261_ULS_HMUTE_MASK; + reg_val |= AW88261_ULS_HMUTE_ENABLE_VALUE; + } + + if (reg_addr == AW88261_DBGCTRL_REG) { + efcheck_val = reg_val & (~AW88261_EF_DBMD_MASK); + if (efcheck_val == AW88261_OR_VALUE) + aw_dev->efuse_check = AW_EF_OR_CHECK; + else + aw_dev->efuse_check = AW_EF_AND_CHECK; + + } + + /* i2stxen */ + if (reg_addr == AW88261_I2SCTRL3_REG) { + /* close tx */ + reg_val &= AW88261_I2STXEN_MASK; + reg_val |= AW88261_I2STXEN_DISABLE_VALUE; + } + + if (reg_addr == AW88261_SYSCTRL2_REG) { + read_vol = (reg_val & (~AW88261_VOL_MASK)) >> + AW88261_VOL_START_BIT; + aw_dev->volume_desc.init_volume = + reg_val_to_db(read_vol); + } + + if (reg_addr == AW88261_VSNTM1_REG) + continue; + + dev_dbg(aw_dev->dev, "reg=0x%04x, val = 0x%04x", + (uint16_t)reg_addr, (uint16_t)reg_val); + + ret = regmap_write(aw_dev->regmap, reg_addr, reg_val); + if (ret) + break; + + } + + ret = aw_dev_set_vcalb(aw_dev); + if (ret) + return ret; + + if (aw_dev->prof_cur != aw_dev->prof_index) + vol_desc->ctl_volume = 0; + + /* keep min volume */ + aw_dev_set_volume(aw_dev, vol_desc->mute_volume); + + return ret; +} + +static int aw_dev_reg_update(struct aw_device *aw_dev, + unsigned char *data, unsigned int len) +{ + int ret; + + if (!len || !data) { + dev_err(aw_dev->dev, "reg data is null or len is 0"); + return -EINVAL; + } + + ret = aw_dev_update_reg_container(aw_dev, data, len); + if (ret) + dev_err(aw_dev->dev, "reg update failed"); + + return ret; +} + +static void aw88261_dev_soft_reset(struct aw_device *aw_dev) +{ + int ret; + + ret = regmap_write(aw_dev->regmap, AW88261_ID_REG, AW88261_SOFT_RESET_VALUE); + if (ret) + dev_dbg(aw_dev->dev, "%s failed\n", __func__); +} + +static int aw_frcset_check(struct aw_device *aw_dev) +{ + unsigned int reg_val, ret; + u16 temh, teml, tem; + + ret = regmap_read(aw_dev->regmap, AW88261_EFRH3_REG, ®_val); + if (ret) + return ret; + temh = ((u16)reg_val & (~AW88261_TEMH_MASK)); + + ret = regmap_read(aw_dev->regmap, AW88261_EFRL3_REG, ®_val); + if (ret) + return ret; + teml = ((u16)reg_val & (~AW88261_TEML_MASK)); + + if (aw_dev->efuse_check == AW_EF_OR_CHECK) + tem = (temh | teml); + else + tem = (temh & teml); + + if (tem == AW88261_DEFAULT_CFG) + aw_dev->frcset_en = AW_FRCSET_ENABLE; + else + aw_dev->frcset_en = AW_FRCSET_DISABLE; + + dev_dbg(aw_dev->dev, "tem is 0x%04x, frcset_en is %d", + tem, aw_dev->frcset_en); + + return ret; +} + +static void aw88261_reg_force_set(struct aw_device *aw_dev) +{ + + if (aw_dev->frcset_en == AW_FRCSET_ENABLE) { + /* set FORCE_PWM */ + regmap_update_bits(aw_dev->regmap, AW88261_BSTCTRL3_REG, + AW88261_FORCE_PWM_MASK, AW88261_FORCE_PWM_FORCEMINUS_PWM_VALUE); + /* set BOOST_OS_WIDTH */ + regmap_update_bits(aw_dev->regmap, AW88261_BSTCTRL5_REG, + AW88261_BST_OS_WIDTH_MASK, AW88261_BST_OS_WIDTH_50NS_VALUE); + /* set BURST_LOOPR */ + regmap_update_bits(aw_dev->regmap, AW88261_BSTCTRL6_REG, + AW88261_BST_LOOPR_MASK, AW88261_BST_LOOPR_340K_VALUE); + /* set RSQN_DLY */ + regmap_update_bits(aw_dev->regmap, AW88261_BSTCTRL7_REG, + AW88261_RSQN_DLY_MASK, AW88261_RSQN_DLY_35NS_VALUE); + /* set BURST_SSMODE */ + regmap_update_bits(aw_dev->regmap, AW88261_BSTCTRL8_REG, + AW88261_BURST_SSMODE_MASK, AW88261_BURST_SSMODE_FAST_VALUE); + /* set BST_BURST */ + regmap_update_bits(aw_dev->regmap, AW88261_BSTCTRL9_REG, + AW88261_BST_BURST_MASK, AW88261_BST_BURST_30MA_VALUE); + } else { + dev_dbg(aw_dev->dev, "needn't set reg value"); + } +} + +int aw88261_dev_fw_update(struct aw_device *aw_dev) +{ + struct aw_prof_desc *prof_index_desc; + struct aw_sec_data_desc *sec_desc; + char *prof_name; + int ret; + + prof_name = aw88261_dev_get_prof_name(aw_dev, aw_dev->prof_index); + if (!prof_name) { + dev_err(aw_dev->dev, "get prof name failed"); + return -EINVAL; + } + + dev_dbg(aw_dev->dev, "start update %s", prof_name); + + ret = aw88261_dev_get_prof_data(aw_dev, aw_dev->prof_index, &prof_index_desc); + if (ret) + return ret; + + /* update reg */ + sec_desc = prof_index_desc->sec_desc; + ret = aw_dev_reg_update(aw_dev, sec_desc[AW88261_DATA_TYPE_REG].data, + sec_desc[AW88261_DATA_TYPE_REG].len); + if (ret) { + dev_err(aw_dev->dev, "update reg failed"); + return ret; + } + + aw_dev->prof_cur = aw_dev->prof_index; + + return ret; +} +EXPORT_SYMBOL_GPL(aw88261_dev_fw_update); + +int aw88261_dev_reg_update(struct aw_device *aw_dev, bool force) +{ + int ret; + + if (force) { + aw88261_dev_soft_reset(aw_dev); + ret = aw88261_dev_fw_update(aw_dev); + if (ret < 0) + return ret; + } else { + if (aw_dev->prof_cur != aw_dev->prof_index) { + ret = aw88261_dev_fw_update(aw_dev); + if (ret < 0) + return ret; + } + } + + aw_dev->prof_cur = aw_dev->prof_index; + + return ret; +} +EXPORT_SYMBOL_GPL(aw88261_dev_reg_update); + +int aw88261_dev_start(struct aw_device *aw_dev) +{ + int ret; + + if (aw_dev->status == AW88261_DEV_PW_ON) { + dev_info(aw_dev->dev, "already power on"); + return 0; + } + + /* power on */ + aw_dev_pwd(aw_dev, false); + usleep_range(AW88261_2000_US, AW88261_2000_US + 10); + + ret = aw_dev_check_syspll(aw_dev); + if (ret) { + dev_err(aw_dev->dev, "pll check failed cannot start"); + goto pll_check_fail; + } + + /* amppd on */ + aw_dev_amppd(aw_dev, false); + usleep_range(AW88261_1000_US, AW88261_1000_US + 50); + + /* check i2s status */ + ret = aw_dev_check_sysst(aw_dev); + if (ret) { + dev_err(aw_dev->dev, "sysst check failed"); + goto sysst_check_fail; + } + + /* enable tx feedback */ + aw_dev_i2s_tx_enable(aw_dev, true); + + if (aw_dev->amppd_st) + aw_dev_amppd(aw_dev, true); + + aw88261_reg_force_set(aw_dev); + + /* close uls mute */ + aw88261_dev_uls_hmute(aw_dev, false); + + /* close mute */ + if (!aw_dev->mute_st) + aw88261_dev_mute(aw_dev, false); + + /* clear inturrupt */ + aw_dev_clear_int_status(aw_dev); + aw_dev->status = AW88261_DEV_PW_ON; + + return 0; + +sysst_check_fail: + aw_dev_i2s_tx_enable(aw_dev, false); + aw_dev_clear_int_status(aw_dev); + aw_dev_amppd(aw_dev, true); +pll_check_fail: + aw_dev_pwd(aw_dev, true); + aw_dev->status = AW88261_DEV_PW_OFF; + + return ret; +} +EXPORT_SYMBOL_GPL(aw88261_dev_start); + +int aw88261_dev_stop(struct aw_device *aw_dev) +{ + if (aw_dev->status == AW88261_DEV_PW_OFF) { + dev_info(aw_dev->dev, "already power off"); + return 0; + } + + aw_dev->status = AW88261_DEV_PW_OFF; + + /* clear inturrupt */ + aw_dev_clear_int_status(aw_dev); + + aw88261_dev_uls_hmute(aw_dev, true); + /* set mute */ + aw88261_dev_mute(aw_dev, true); + + /* close tx feedback */ + aw_dev_i2s_tx_enable(aw_dev, false); + usleep_range(AW88261_1000_US, AW88261_1000_US + 100); + + /* enable amppd */ + aw_dev_amppd(aw_dev, true); + + /* set power down */ + aw_dev_pwd(aw_dev, true); + + dev_dbg(aw_dev->dev, "pa stop success\n"); + + return 0; +} +EXPORT_SYMBOL_GPL(aw88261_dev_stop); + +int aw88261_dev_init(struct aw_device *aw_dev, struct aw_container *aw_cfg) +{ + int ret; + + if ((!aw_dev) || (!aw_cfg)) { + pr_err("aw_dev is NULL or aw_cfg is NULL"); + return -ENOMEM; + } + ret = aw88261_dev_cfg_load(aw_dev, aw_cfg); + if (ret) { + dev_err(aw_dev->dev, "aw_dev acf parse failed"); + return -EINVAL; + } + + aw88261_dev_soft_reset(aw_dev); + aw_dev->fade_in_time = AW88261_1000_US / 10; + aw_dev->fade_out_time = AW88261_1000_US >> 1; + aw_dev->prof_cur = AW_INIT_PROFILE; + aw_dev->prof_index = AW_INIT_PROFILE; + + ret = aw88261_dev_fw_update(aw_dev); + if (ret) { + dev_err(aw_dev->dev, "fw update failed ret = %d\n", ret); + return ret; + } + + ret = aw_frcset_check(aw_dev); + if (ret) { + dev_err(aw_dev->dev, "aw_frcset_check ret = %d\n", ret); + return ret; + } + + aw_dev_clear_int_status(aw_dev); + + aw88261_dev_uls_hmute(aw_dev, true); + + aw88261_dev_mute(aw_dev, true); + + aw_dev_i2s_tx_enable(aw_dev, false); + + usleep_range(AW88261_1000_US, AW88261_1000_US + 100); + + aw_dev_amppd(aw_dev, true); + + aw_dev_pwd(aw_dev, true); + + return 0; +} +EXPORT_SYMBOL_GPL(aw88261_dev_init); + +static void aw_parse_channel_dt(struct aw_device *aw_dev) +{ + struct device_node *np = aw_dev->dev->of_node; + u32 channel_value; + u32 sync_enable; + int ret; + + ret = of_property_read_u32(np, "sound-channel", &channel_value); + if (ret) + channel_value = AW88261_DEV_DEFAULT_CH; + + ret = of_property_read_u32(np, "sync-flag", &sync_enable); + if (ret) + sync_enable = false; + + dev_dbg(aw_dev->dev, "sync flag is %d", sync_enable); + dev_dbg(aw_dev->dev, "read sound-channel value is: %d", channel_value); + + aw_dev->channel = channel_value; + aw_dev->phase_sync = sync_enable; +} + +static int aw_dev_init(struct aw_device *aw_dev) +{ + aw_dev->chip_id = AW88261_CHIP_ID; + /* call aw device init func */ + aw_dev->acf = NULL; + aw_dev->prof_info.prof_desc = NULL; + aw_dev->prof_info.count = 0; + aw_dev->prof_info.prof_type = AW88261_DEV_NONE_TYPE_ID; + aw_dev->channel = 0; + aw_dev->fw_status = AW88261_DEV_FW_FAILED; + + aw_dev->fade_step = AW88261_VOLUME_STEP_DB; + aw_dev->volume_desc.ctl_volume = AW88261_VOL_DEFAULT_VALUE; + aw_dev->volume_desc.mute_volume = AW88261_MUTE_VOL; + aw_parse_channel_dt(aw_dev); + + return 0; +} + +int aw88261_dev_get_profile_count(struct aw_device *aw_dev) +{ + return aw_dev->prof_info.count; +} +EXPORT_SYMBOL_GPL(aw88261_dev_get_profile_count); + +int aw88261_dev_get_profile_index(struct aw_device *aw_dev) +{ + return aw_dev->prof_index; +} +EXPORT_SYMBOL_GPL(aw88261_dev_get_profile_index); + +int aw88261_dev_set_profile_index(struct aw_device *aw_dev, int index) +{ + /* check the index whether is valid */ + if ((index >= aw_dev->prof_info.count) || (index < 0)) + return -EINVAL; + /* check the index whether change */ + if (aw_dev->prof_index == index) + return -EINVAL; + + aw_dev->prof_index = index; + dev_dbg(aw_dev->dev, "set prof[%s]", + aw_dev->prof_info.prof_name_list[aw_dev->prof_info.prof_desc[index].id]); + + return 0; +} +EXPORT_SYMBOL_GPL(aw88261_dev_set_profile_index); + +char *aw88261_dev_get_prof_name(struct aw_device *aw_dev, int index) +{ + struct aw_prof_info *prof_info = &aw_dev->prof_info; + struct aw_prof_desc *prof_desc; + + if ((index >= aw_dev->prof_info.count) || (index < 0)) { + dev_err(aw_dev->dev, "index[%d] overflow count[%d]", + index, aw_dev->prof_info.count); + return NULL; + } + + prof_desc = &aw_dev->prof_info.prof_desc[index]; + + return prof_info->prof_name_list[prof_desc->id]; +} +EXPORT_SYMBOL_GPL(aw88261_dev_get_prof_name); + +int aw88261_dev_get_prof_data(struct aw_device *aw_dev, int index, + struct aw_prof_desc **prof_desc) +{ + if ((index >= aw_dev->prof_info.count) || (index < 0)) { + dev_err(aw_dev->dev, "%s: index[%d] overflow count[%d]\n", + __func__, index, aw_dev->prof_info.count); + return -EINVAL; + } + + *prof_desc = &aw_dev->prof_info.prof_desc[index]; + + return 0; +} +EXPORT_SYMBOL_GPL(aw88261_dev_get_prof_data); + +int aw88261_init(struct aw_device **aw_dev, struct i2c_client *i2c, struct regmap *regmap) +{ + u16 chip_id; + int ret; + + if (*aw_dev) { + dev_info(&i2c->dev, "it should be initialized here.\n"); + } else { + *aw_dev = devm_kzalloc(&i2c->dev, sizeof(struct aw_device), GFP_KERNEL); + if (!(*aw_dev)) + return -ENOMEM; + } + + (*aw_dev)->i2c = i2c; + (*aw_dev)->dev = &i2c->dev; + (*aw_dev)->regmap = regmap; + + /* read chip id */ + ret = aw_dev_read_chipid((*aw_dev), &chip_id); + if (ret) { + dev_err(&i2c->dev, "dev_read_chipid failed ret=%d", ret); + return ret; + } + + switch (chip_id) { + case AW88261_CHIP_ID: + ret = aw_dev_init((*aw_dev)); + break; + default: + ret = -EINVAL; + dev_err((*aw_dev)->dev, "unsupported device"); + break; + } + + return ret; +} +EXPORT_SYMBOL_GPL(aw88261_init); + +MODULE_DESCRIPTION("AW88261 device lib"); +MODULE_LICENSE("GPL v2"); diff --git a/sound/soc/codecs/aw88261/aw88261_device.h b/sound/soc/codecs/aw88261/aw88261_device.h new file mode 100644 index 000000000000..56baccd1764f --- /dev/null +++ b/sound/soc/codecs/aw88261/aw88261_device.h @@ -0,0 +1,114 @@ +// SPDX-License-Identifier: GPL-2.0-only +// +// aw88261_device.h -- AW88261 function for ALSA Audio Driver +// +// Copyright (c) 2023 awinic Technology CO., LTD +// +// Author: Jimmy Zhang +// Author: Weidong Wang +// + +#ifndef __AW88261_DEVICE_FILE_H__ +#define __AW88261_DEVICE_FILE_H__ + +#include "aw88261.h" +#include "aw88261_data_type.h" +#include "aw88261_lib.h" + +#define AW88261_DEV_DEFAULT_CH (0) +#define AW88261_ACF_FILE "aw88261_acf.bin" +#define AW88261_DEV_SYSST_CHECK_MAX (10) +#define AW88261_SOFT_RESET_VALUE (0x55aa) +#define AW88261_REG_TO_DB (0x3f) +#define AW88261_VOL_START_MASK (0xfc00) + +enum { + AW88261_1000_US = 1000, + AW88261_2000_US = 2000, + AW88261_3000_US = 3000, + AW88261_4000_US = 4000, + AW88261_5000_US = 5000, + AW88261_10000_US = 10000, + AW88261_100000_US = 100000, +}; + +enum { + AW88261_DEV_TYPE_OK = 0, + AW88261_DEV_TYPE_NONE = 1, +}; + + +enum AW88261_DEV_STATUS { + AW88261_DEV_PW_OFF = 0, + AW88261_DEV_PW_ON, +}; + +enum AW88261_DEV_FW_STATUS { + AW88261_DEV_FW_FAILED = 0, + AW88261_DEV_FW_OK, +}; + +enum { + AW_EF_AND_CHECK = 0, + AW_EF_OR_CHECK, +}; + +enum { + AW_FRCSET_DISABLE = 0, + AW_FRCSET_ENABLE, +}; + +struct aw_volume_desc { + unsigned int init_volume; + unsigned int mute_volume; + unsigned int ctl_volume; + unsigned int max_volume; +}; + +struct aw_container { + int len; + u8 data[]; +}; + +struct aw_device { + u8 fw_status; + unsigned char prof_cur; + unsigned char prof_index; + unsigned char phase_sync; + u16 chip_id; + + char *acf; + int status; + int efuse_check; + int frcset_en; + unsigned int mute_st; + unsigned int amppd_st; + unsigned int channel; + unsigned int fade_step; + unsigned int fade_in_time; + unsigned int fade_out_time; + + struct i2c_client *i2c; + struct device *dev; + struct regmap *regmap; + struct aw_prof_info prof_info; + struct aw_volume_desc volume_desc; +}; + +int aw88261_init(struct aw_device **aw_dev, struct i2c_client *i2c, struct regmap *regmap); +int aw88261_dev_init(struct aw_device *aw_dev, struct aw_container *aw_cfg); +int aw88261_dev_start(struct aw_device *aw_dev); +int aw88261_dev_stop(struct aw_device *aw_dev); +int aw88261_dev_fw_update(struct aw_device *aw_dev); +int aw88261_dev_reg_update(struct aw_device *aw_dev, bool force); +void aw88261_dev_set_volume(struct aw_device *aw_dev, unsigned short set_vol); +int aw88261_dev_get_prof_data(struct aw_device *aw_dev, int index, + struct aw_prof_desc **prof_desc); +char *aw88261_dev_get_prof_name(struct aw_device *aw_dev, int index); +int aw88261_dev_set_profile_index(struct aw_device *aw_dev, int index); +int aw88261_dev_get_profile_index(struct aw_device *aw_dev); +int aw88261_dev_get_profile_count(struct aw_device *aw_dev); +int aw88261_dev_load_acf_check(struct aw_device *aw_dev, struct aw_container *aw_cfg); +int aw88261_dev_cfg_load(struct aw_device *aw_dev, struct aw_container *aw_cfg); +void aw88261_dev_mute(struct aw_device *aw_dev, bool is_mute); +#endif