This is the initial codec driver for rt5514.

Signed-off-by: Oder Chiou oder_chiou@realtek.com --- Documentation/devicetree/bindings/sound/rt5514.txt | 25 + sound/soc/codecs/Kconfig | 6 + sound/soc/codecs/Makefile | 2 + sound/soc/codecs/rt5514.c | 1047 ++++++++++++++++++++ sound/soc/codecs/rt5514.h | 252 +++++ 5 files changed, 1332 insertions(+) create mode 100644 Documentation/devicetree/bindings/sound/rt5514.txt create mode 100644 sound/soc/codecs/rt5514.c create mode 100644 sound/soc/codecs/rt5514.h

diff --git a/Documentation/devicetree/bindings/sound/rt5514.txt b/Documentation/devicetree/bindings/sound/rt5514.txt new file mode 100644 index 0000000..e24436f --- /dev/null +++ b/Documentation/devicetree/bindings/sound/rt5514.txt @@ -0,0 +1,25 @@ +RT5514 audio CODEC + +This device supports I2C only. + +Required properties: + +- compatible : "realtek,rt5514". + +- reg : The I2C address of the device. + +Pins on the device (for linking into audio routes) for RT5514: + + * DMIC1L + * DMIC1R + * DMIC2L + * DMIC2R + * AMICL + * AMICR + +Example: + +codec: rt5514@57 { + compatible = "realtek,rt5514"; + reg = <0x57>; +}; diff --git a/sound/soc/codecs/Kconfig b/sound/soc/codecs/Kconfig index 50693c8..dabd479 100644 --- a/sound/soc/codecs/Kconfig +++ b/sound/soc/codecs/Kconfig @@ -95,6 +95,7 @@ config SND_SOC_ALL_CODECS select SND_SOC_PCM512x_SPI if SPI_MASTER select SND_SOC_RT286 if I2C select SND_SOC_RT298 if I2C + select SND_SOC_RT5514 if I2C select SND_SOC_RT5616 if I2C select SND_SOC_RT5631 if I2C select SND_SOC_RT5640 if I2C @@ -565,6 +566,7 @@ config SND_SOC_PCM512x_SPI

config SND_SOC_RL6231 tristate + default y if SND_SOC_RT5514=y default y if SND_SOC_RT5616=y default y if SND_SOC_RT5640=y default y if SND_SOC_RT5645=y @@ -572,6 +574,7 @@ config SND_SOC_RL6231 default y if SND_SOC_RT5659=y default y if SND_SOC_RT5670=y default y if SND_SOC_RT5677=y + default m if SND_SOC_RT5514=m default m if SND_SOC_RT5616=m default m if SND_SOC_RT5640=m default m if SND_SOC_RT5645=m @@ -595,6 +598,9 @@ config SND_SOC_RT298 tristate depends on I2C

+config SND_SOC_RT5514 + tristate + config SND_SOC_RT5616 tristate

diff --git a/sound/soc/codecs/Makefile b/sound/soc/codecs/Makefile index d44f7d3..79f95dd 100644 --- a/sound/soc/codecs/Makefile +++ b/sound/soc/codecs/Makefile @@ -92,6 +92,7 @@ snd-soc-rl6231-objs := rl6231.o snd-soc-rl6347a-objs := rl6347a.o snd-soc-rt286-objs := rt286.o snd-soc-rt298-objs := rt298.o +snd-soc-rt5514-objs := rt5514.o snd-soc-rt5616-objs := rt5616.o snd-soc-rt5631-objs := rt5631.o snd-soc-rt5640-objs := rt5640.o @@ -296,6 +297,7 @@ obj-$(CONFIG_SND_SOC_RL6231) += snd-soc-rl6231.o obj-$(CONFIG_SND_SOC_RL6347A) += snd-soc-rl6347a.o obj-$(CONFIG_SND_SOC_RT286) += snd-soc-rt286.o obj-$(CONFIG_SND_SOC_RT298) += snd-soc-rt298.o +obj-$(CONFIG_SND_SOC_RT5514) += snd-soc-rt5514.o obj-$(CONFIG_SND_SOC_RT5616) += snd-soc-rt5616.o obj-$(CONFIG_SND_SOC_RT5631) += snd-soc-rt5631.o obj-$(CONFIG_SND_SOC_RT5640) += snd-soc-rt5640.o diff --git a/sound/soc/codecs/rt5514.c b/sound/soc/codecs/rt5514.c new file mode 100644 index 0000000..cb331a0 --- /dev/null +++ b/sound/soc/codecs/rt5514.c @@ -0,0 +1,1047 @@ +/* + * rt5514.c -- RT5514 ALSA SoC audio codec driver + * + * Copyright 2015 Realtek Semiconductor Corp. + * Author: Oder Chiou oder_chiou@realtek.com + * + * 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/fs.h> +#include <linux/module.h> +#include <linux/moduleparam.h> +#include <linux/init.h> +#include <linux/delay.h> +#include <linux/pm.h> +#include <linux/regmap.h> +#include <linux/i2c.h> +#include <linux/platform_device.h> +#include <linux/firmware.h> +#include <linux/gpio.h> +#include <sound/core.h> +#include <sound/pcm.h> +#include <sound/pcm_params.h> +#include <sound/soc.h> +#include <sound/soc-dapm.h> +#include <sound/initval.h> +#include <sound/tlv.h> + +#include "rl6231.h" +#include "rt5514.h" + +static const struct reg_sequence rt5514_init_list[] = { + {RT5514_DIG_IO_CTRL, 0x00000040}, + {RT5514_CLK_CTRL1, 0x38020041}, + {RT5514_SRC_CTRL, 0x44000eee}, + {RT5514_ANA_CTRL_LDO10, 0x00028604}, + {RT5514_ANA_CTRL_ADCFED, 0x00000800}, +}; + +static const struct reg_default rt5514_reg[] = { + {RT5514_RESET, 0x00000000}, + {RT5514_PWR_ANA1, 0x00808880}, + {RT5514_PWR_ANA2, 0x00220000}, + {RT5514_I2S_CTRL1, 0x00000330}, + {RT5514_I2S_CTRL2, 0x20000000}, + {RT5514_VAD_CTRL6, 0xc00007d2}, + {RT5514_EXT_VAD_CTRL, 0x80000080}, + {RT5514_DIG_IO_CTRL, 0x00000040}, + {RT5514_PAD_CTRL1, 0x00804000}, + {RT5514_DMIC_DATA_CTRL, 0x00000005}, + {RT5514_DIG_SOURCE_CTRL, 0x00000002}, + {RT5514_SRC_CTRL, 0x44000eee}, + {RT5514_DOWNFILTER2_CTRL1, 0x0000882f}, + {RT5514_PLL_SOURCE_CTRL, 0x00000004}, + {RT5514_CLK_CTRL1, 0x38020041}, + {RT5514_CLK_CTRL2, 0x00000000}, + {RT5514_PLL3_CALIB_CTRL1, 0x00400200}, + {RT5514_PLL3_CALIB_CTRL5, 0x40220012}, + {RT5514_DELAY_BUF_CTRL1, 0x7fff006a}, + {RT5514_DELAY_BUF_CTRL3, 0x00000000}, + {RT5514_DOWNFILTER0_CTRL1, 0x00020c2f}, + {RT5514_DOWNFILTER0_CTRL2, 0x00020c2f}, + {RT5514_DOWNFILTER0_CTRL3, 0x00000362}, + {RT5514_DOWNFILTER1_CTRL1, 0x00020c2f}, + {RT5514_DOWNFILTER1_CTRL2, 0x00020c2f}, + {RT5514_DOWNFILTER1_CTRL3, 0x00000362}, + {RT5514_ANA_CTRL_LDO10, 0x00028604}, + {RT5514_ANA_CTRL_LDO18_16, 0x02000345}, + {RT5514_ANA_CTRL_ADC12, 0x0000a2a8}, + {RT5514_ANA_CTRL_ADC21, 0x00001180}, + {RT5514_ANA_CTRL_ADC22, 0x0000aaa8}, + {RT5514_ANA_CTRL_ADC23, 0x00151427}, + {RT5514_ANA_CTRL_MICBST, 0x00002000}, + {RT5514_ANA_CTRL_ADCFED, 0x00000800}, + {RT5514_ANA_CTRL_INBUF, 0x00000143}, + {RT5514_ANA_CTRL_VREF, 0x00008d50}, + {RT5514_ANA_CTRL_PLL3, 0x0000000e}, + {RT5514_ANA_CTRL_PLL1_1, 0x00000000}, + {RT5514_ANA_CTRL_PLL1_2, 0x00030220}, + {RT5514_DMIC_LP_CTRL, 0x00000000}, + {RT5514_MISC_CTRL_DSP, 0x00000000}, + {RT5514_DSP_CTRL1, 0x00055149}, + {RT5514_DSP_CTRL3, 0x00000006}, + {RT5514_DSP_CTRL4, 0x00000001}, + {RT5514_VENDOR_ID1, 0x00000001}, + {RT5514_VENDOR_ID2, 0x10ec5514}, +}; + +static bool rt5514_volatile_register(struct device *dev, unsigned int reg) +{ + switch (reg) { + case RT5514_VENDOR_ID1: + case RT5514_VENDOR_ID2: + return true; + + default: + return false; + } +} + +static bool rt5514_readable_register(struct device *dev, unsigned int reg) +{ + switch (reg) { + case RT5514_RESET: + case RT5514_PWR_ANA1: + case RT5514_PWR_ANA2: + case RT5514_I2S_CTRL1: + case RT5514_I2S_CTRL2: + case RT5514_VAD_CTRL6: + case RT5514_EXT_VAD_CTRL: + case RT5514_DIG_IO_CTRL: + case RT5514_PAD_CTRL1: + case RT5514_DMIC_DATA_CTRL: + case RT5514_DIG_SOURCE_CTRL: + case RT5514_SRC_CTRL: + case RT5514_DOWNFILTER2_CTRL1: + case RT5514_PLL_SOURCE_CTRL: + case RT5514_CLK_CTRL1: + case RT5514_CLK_CTRL2: + case RT5514_PLL3_CALIB_CTRL1: + case RT5514_PLL3_CALIB_CTRL5: + case RT5514_DELAY_BUF_CTRL1: + case RT5514_DELAY_BUF_CTRL3: + case RT5514_DOWNFILTER0_CTRL1: + case RT5514_DOWNFILTER0_CTRL2: + case RT5514_DOWNFILTER0_CTRL3: + case RT5514_DOWNFILTER1_CTRL1: + case RT5514_DOWNFILTER1_CTRL2: + case RT5514_DOWNFILTER1_CTRL3: + case RT5514_ANA_CTRL_LDO10: + case RT5514_ANA_CTRL_LDO18_16: + case RT5514_ANA_CTRL_ADC12: + case RT5514_ANA_CTRL_ADC21: + case RT5514_ANA_CTRL_ADC22: + case RT5514_ANA_CTRL_ADC23: + case RT5514_ANA_CTRL_MICBST: + case RT5514_ANA_CTRL_ADCFED: + case RT5514_ANA_CTRL_INBUF: + case RT5514_ANA_CTRL_VREF: + case RT5514_ANA_CTRL_PLL3: + case RT5514_ANA_CTRL_PLL1_1: + case RT5514_ANA_CTRL_PLL1_2: + case RT5514_DMIC_LP_CTRL: + case RT5514_MISC_CTRL_DSP: + case RT5514_DSP_CTRL1: + case RT5514_DSP_CTRL3: + case RT5514_DSP_CTRL4: + case RT5514_VENDOR_ID1: + case RT5514_VENDOR_ID2: + return true; + + default: + return false; + } +} + +static bool rt5514_readable_register_physical(struct device *dev, + unsigned int reg) +{ + switch (reg) { + case RT5514_DSP_MAPPING | RT5514_RESET: + case RT5514_DSP_MAPPING | RT5514_PWR_ANA1: + case RT5514_DSP_MAPPING | RT5514_PWR_ANA2: + case RT5514_DSP_MAPPING | RT5514_I2S_CTRL1: + case RT5514_DSP_MAPPING | RT5514_I2S_CTRL2: + case RT5514_DSP_MAPPING | RT5514_VAD_CTRL6: + case RT5514_DSP_MAPPING | RT5514_EXT_VAD_CTRL: + case RT5514_DSP_MAPPING | RT5514_DIG_IO_CTRL: + case RT5514_DSP_MAPPING | RT5514_PAD_CTRL1: + case RT5514_DSP_MAPPING | RT5514_DMIC_DATA_CTRL: + case RT5514_DSP_MAPPING | RT5514_DIG_SOURCE_CTRL: + case RT5514_DSP_MAPPING | RT5514_SRC_CTRL: + case RT5514_DSP_MAPPING | RT5514_DOWNFILTER2_CTRL1: + case RT5514_DSP_MAPPING | RT5514_PLL_SOURCE_CTRL: + case RT5514_DSP_MAPPING | RT5514_CLK_CTRL1: + case RT5514_DSP_MAPPING | RT5514_CLK_CTRL2: + case RT5514_DSP_MAPPING | RT5514_PLL3_CALIB_CTRL1: + case RT5514_DSP_MAPPING | RT5514_PLL3_CALIB_CTRL5: + case RT5514_DSP_MAPPING | RT5514_DELAY_BUF_CTRL1: + case RT5514_DSP_MAPPING | RT5514_DELAY_BUF_CTRL3: + case RT5514_DSP_MAPPING | RT5514_DOWNFILTER0_CTRL1: + case RT5514_DSP_MAPPING | RT5514_DOWNFILTER0_CTRL2: + case RT5514_DSP_MAPPING | RT5514_DOWNFILTER0_CTRL3: + case RT5514_DSP_MAPPING | RT5514_DOWNFILTER1_CTRL1: + case RT5514_DSP_MAPPING | RT5514_DOWNFILTER1_CTRL2: + case RT5514_DSP_MAPPING | RT5514_DOWNFILTER1_CTRL3: + case RT5514_DSP_MAPPING | RT5514_ANA_CTRL_LDO10: + case RT5514_DSP_MAPPING | RT5514_ANA_CTRL_LDO18_16: + case RT5514_DSP_MAPPING | RT5514_ANA_CTRL_ADC12: + case RT5514_DSP_MAPPING | RT5514_ANA_CTRL_ADC21: + case RT5514_DSP_MAPPING | RT5514_ANA_CTRL_ADC22: + case RT5514_DSP_MAPPING | RT5514_ANA_CTRL_ADC23: + case RT5514_DSP_MAPPING | RT5514_ANA_CTRL_MICBST: + case RT5514_DSP_MAPPING | RT5514_ANA_CTRL_ADCFED: + case RT5514_DSP_MAPPING | RT5514_ANA_CTRL_INBUF: + case RT5514_DSP_MAPPING | RT5514_ANA_CTRL_VREF: + case RT5514_DSP_MAPPING | RT5514_ANA_CTRL_PLL3: + case RT5514_DSP_MAPPING | RT5514_ANA_CTRL_PLL1_1: + case RT5514_DSP_MAPPING | RT5514_ANA_CTRL_PLL1_2: + case RT5514_DSP_MAPPING | RT5514_DMIC_LP_CTRL: + case RT5514_DSP_MAPPING | RT5514_MISC_CTRL_DSP: + case RT5514_DSP_MAPPING | RT5514_DSP_CTRL1: + case RT5514_DSP_MAPPING | RT5514_DSP_CTRL3: + case RT5514_DSP_MAPPING | RT5514_DSP_CTRL4: + case RT5514_DSP_MAPPING | RT5514_VENDOR_ID1: + case RT5514_DSP_MAPPING | RT5514_VENDOR_ID2: + return true; + + default: + return false; + } +} + +/* {-3, 0, +3, +4.5, +7.5, +9.5, +12, +14, +17} dB */ +static const DECLARE_TLV_DB_RANGE(bst_tlv, + 0, 2, TLV_DB_SCALE_ITEM(-300, 300, 0), + 3, 3, TLV_DB_SCALE_ITEM(450, 0, 0), + 4, 4, TLV_DB_SCALE_ITEM(750, 0, 0), + 5, 5, TLV_DB_SCALE_ITEM(950, 0, 0), + 6, 6, TLV_DB_SCALE_ITEM(1200, 0, 0), + 7, 7, TLV_DB_SCALE_ITEM(1400, 0, 0), + 8, 8, TLV_DB_SCALE_ITEM(1700, 0, 0) +); + +static const DECLARE_TLV_DB_SCALE(adc_vol_tlv, -17625, 375, 0); + +static const struct snd_kcontrol_new rt5514_snd_controls[] = { + SOC_DOUBLE_TLV("MIC Boost Volume", RT5514_ANA_CTRL_MICBST, + RT5514_SEL_BSTL_SFT, RT5514_SEL_BSTR_SFT, 8, 0, bst_tlv), + SOC_DOUBLE_R_TLV("ADC1 Capture Volume", RT5514_DOWNFILTER0_CTRL1, + RT5514_DOWNFILTER0_CTRL2, RT5514_AD_GAIN_SFT, 127, 0, + adc_vol_tlv), + SOC_DOUBLE_R_TLV("ADC2 Capture Volume", RT5514_DOWNFILTER1_CTRL1, + RT5514_DOWNFILTER1_CTRL2, RT5514_AD_GAIN_SFT, 127, 0, + adc_vol_tlv), +}; + +/* ADC Mixer*/ +static const struct snd_kcontrol_new rt5514_sto1_adc_l_mix[] = { + SOC_DAPM_SINGLE("DMIC Switch", RT5514_DOWNFILTER0_CTRL1, + RT5514_AD_DMIC_MIX_BIT, 1, 1), + SOC_DAPM_SINGLE("ADC Switch", RT5514_DOWNFILTER0_CTRL1, + RT5514_AD_AD_MIX_BIT, 1, 1), +}; + +static const struct snd_kcontrol_new rt5514_sto1_adc_r_mix[] = { + SOC_DAPM_SINGLE("DMIC Switch", RT5514_DOWNFILTER0_CTRL2, + RT5514_AD_DMIC_MIX_BIT, 1, 1), + SOC_DAPM_SINGLE("ADC Switch", RT5514_DOWNFILTER0_CTRL2, + RT5514_AD_AD_MIX_BIT, 1, 1), +}; + +static const struct snd_kcontrol_new rt5514_sto2_adc_l_mix[] = { + SOC_DAPM_SINGLE("DMIC Switch", RT5514_DOWNFILTER1_CTRL1, + RT5514_AD_DMIC_MIX_BIT, 1, 1), + SOC_DAPM_SINGLE("ADC Switch", RT5514_DOWNFILTER1_CTRL1, + RT5514_AD_AD_MIX_BIT, 1, 1), +}; + +static const struct snd_kcontrol_new rt5514_sto2_adc_r_mix[] = { + SOC_DAPM_SINGLE("DMIC Switch", RT5514_DOWNFILTER1_CTRL2, + RT5514_AD_DMIC_MIX_BIT, 1, 1), + SOC_DAPM_SINGLE("ADC Switch", RT5514_DOWNFILTER1_CTRL2, + RT5514_AD_AD_MIX_BIT, 1, 1), +}; + +/* DMIC Source */ +static const char * const rt5514_dmic_src[] = { + "DMIC1", "DMIC2" +}; + +static const SOC_ENUM_SINGLE_DECL( + rt5514_stereo1_dmic_enum, RT5514_DIG_SOURCE_CTRL, + RT5514_AD0_DMIC_INPUT_SEL_SFT, rt5514_dmic_src); + +static const struct snd_kcontrol_new rt5514_sto1_dmic_mux = + SOC_DAPM_ENUM("Stereo1 DMIC Source", rt5514_stereo1_dmic_enum); + +static const SOC_ENUM_SINGLE_DECL( + rt5514_stereo2_dmic_enum, RT5514_DIG_SOURCE_CTRL, + RT5514_AD1_DMIC_INPUT_SEL_SFT, rt5514_dmic_src); + +static const struct snd_kcontrol_new rt5514_sto2_dmic_mux = + SOC_DAPM_ENUM("Stereo2 DMIC Source", rt5514_stereo2_dmic_enum); + +/** + * rt5514_calc_dmic_clk - Calculate the frequency divider parameter of dmic. + * + * @rate: base clock rate. + * + * Choose divider parameter that gives the highest possible DMIC frequency in + * 1MHz - 3MHz range. + */ +static int rt5514_calc_dmic_clk(int rate) +{ + int div[] = {2, 3, 4, 8, 12, 16, 24, 32}; + int i; + + if (rate < 1000000 * div[0]) { + pr_warn("Base clock rate %d is too low\n", rate); + return -EINVAL; + } + + for (i = 0; i < ARRAY_SIZE(div); i++) { + /* find divider that gives DMIC frequency below 3.072MHz */ + if (3072000 * div[i] >= rate) + return i; + } + + pr_warn("Base clock rate %d is too high\n", rate); + return -EINVAL; +} + +static int rt5514_set_dmic_clk(struct snd_soc_dapm_widget *w, + struct snd_kcontrol *kcontrol, int event) +{ + struct snd_soc_codec *codec = snd_soc_dapm_to_codec(w->dapm); + struct rt5514_priv *rt5514 = snd_soc_codec_get_drvdata(codec); + int idx; + + idx = rt5514_calc_dmic_clk(rt5514->sysclk); + if (idx < 0) + dev_err(codec->dev, "Failed to set DMIC clock\n"); + else + regmap_update_bits(rt5514->regmap, RT5514_CLK_CTRL1, + RT5514_CLK_DMIC_OUT_SEL_MASK, + idx << RT5514_CLK_DMIC_OUT_SEL_SFT); + + return idx; +} + +static int rt5514_adc_power_event(struct snd_soc_dapm_widget *w, + struct snd_kcontrol *kcontrol, int event) +{ + struct snd_soc_codec *codec = snd_soc_dapm_to_codec(w->dapm); + struct rt5514_priv *rt5514 = snd_soc_codec_get_drvdata(codec); + + switch (event) { + case SND_SOC_DAPM_PRE_PMU: + regmap_update_bits(rt5514->regmap, RT5514_PWR_ANA1, + RT5514_POW_LDO18_IN | RT5514_POW_LDO18_ADC | + RT5514_POW_LDO21 | RT5514_POW_BG_LDO18_IN | + RT5514_POW_BG_LDO21, + RT5514_POW_LDO18_IN | RT5514_POW_LDO18_ADC | + RT5514_POW_LDO21 | RT5514_POW_BG_LDO18_IN | + RT5514_POW_BG_LDO21); + regmap_update_bits(rt5514->regmap, RT5514_PWR_ANA2, + RT5514_POW_BG_MBIAS | RT5514_POW_MBIAS | + RT5514_POW_VREF2 | RT5514_POW_VREF1, + RT5514_POW_BG_MBIAS | RT5514_POW_MBIAS | + RT5514_POW_VREF2 | RT5514_POW_VREF1); + break; + + case SND_SOC_DAPM_POST_PMD: + regmap_update_bits(rt5514->regmap, RT5514_PWR_ANA1, + RT5514_POW_LDO18_IN | RT5514_POW_LDO18_ADC | + RT5514_POW_LDO21 | RT5514_POW_BG_LDO18_IN | + RT5514_POW_BG_LDO21, 0); + regmap_update_bits(rt5514->regmap, RT5514_PWR_ANA2, + RT5514_POW_BG_MBIAS | RT5514_POW_MBIAS | + RT5514_POW_VREF2 | RT5514_POW_VREF1, 0); + break; + + default: + return 0; + } + + return 0; +} + +static int rt5514_adcl_power_event(struct snd_soc_dapm_widget *w, + struct snd_kcontrol *kcontrol, int event) +{ + struct snd_soc_codec *codec = snd_soc_dapm_to_codec(w->dapm); + struct rt5514_priv *rt5514 = snd_soc_codec_get_drvdata(codec); + + switch (event) { + case SND_SOC_DAPM_PRE_PMU: + regmap_update_bits(rt5514->regmap, RT5514_PWR_ANA2, + RT5514_POWL_LDO16 | RT5514_POW_ADC1_L | + RT5514_POW2_BSTL | RT5514_POW_BSTL | + RT5514_POW_ADCFEDL, + RT5514_POWL_LDO16 | RT5514_POW_ADC1_L | + RT5514_POW2_BSTL | RT5514_POW_BSTL | + RT5514_POW_ADCFEDL); + break; + + case SND_SOC_DAPM_POST_PMD: + regmap_update_bits(rt5514->regmap, RT5514_PWR_ANA2, + RT5514_POWL_LDO16 | RT5514_POW_ADC1_L | + RT5514_POW2_BSTL | RT5514_POW_BSTL | + RT5514_POW_ADCFEDL, 0); + break; + + default: + return 0; + } + + return 0; +} + +static int rt5514_adcr_power_event(struct snd_soc_dapm_widget *w, + struct snd_kcontrol *kcontrol, int event) +{ + struct snd_soc_codec *codec = snd_soc_dapm_to_codec(w->dapm); + struct rt5514_priv *rt5514 = snd_soc_codec_get_drvdata(codec); + + switch (event) { + case SND_SOC_DAPM_PRE_PMU: + regmap_update_bits(rt5514->regmap, RT5514_PWR_ANA2, + RT5514_POWR_LDO16 | RT5514_POW_ADC1_R | + RT5514_POW2_BSTR | RT5514_POW_BSTR | + RT5514_POW_ADCFEDR, + RT5514_POWR_LDO16 | RT5514_POW_ADC1_R | + RT5514_POW2_BSTR | RT5514_POW_BSTR | + RT5514_POW_ADCFEDR); + break; + + case SND_SOC_DAPM_POST_PMD: + regmap_update_bits(rt5514->regmap, RT5514_PWR_ANA2, + RT5514_POWR_LDO16 | RT5514_POW_ADC1_R | + RT5514_POW2_BSTR | RT5514_POW_BSTR | + RT5514_POW_ADCFEDR, 0); + break; + + default: + return 0; + } + + return 0; +} + +static int rt5514_is_sys_clk_from_pll(struct snd_soc_dapm_widget *source, + struct snd_soc_dapm_widget *sink) +{ + struct snd_soc_codec *codec = snd_soc_dapm_to_codec(source->dapm); + struct rt5514_priv *rt5514 = snd_soc_codec_get_drvdata(codec); + + if (rt5514->sysclk_src == RT5514_SCLK_S_PLL1) + return 1; + else + return 0; +} + +static const struct snd_soc_dapm_widget rt5514_dapm_widgets[] = { + /* Input Lines */ + SND_SOC_DAPM_INPUT("DMIC1L"), + SND_SOC_DAPM_INPUT("DMIC1R"), + SND_SOC_DAPM_INPUT("DMIC2L"), + SND_SOC_DAPM_INPUT("DMIC2R"), + + SND_SOC_DAPM_INPUT("AMICL"), + SND_SOC_DAPM_INPUT("AMICR"), + + SND_SOC_DAPM_PGA("DMIC1", SND_SOC_NOPM, 0, 0, NULL, 0), + SND_SOC_DAPM_PGA("DMIC2", SND_SOC_NOPM, 0, 0, NULL, 0), + + SND_SOC_DAPM_SUPPLY("DMIC CLK", SND_SOC_NOPM, 0, 0, + rt5514_set_dmic_clk, SND_SOC_DAPM_PRE_PMU), + + SND_SOC_DAPM_SUPPLY("ADC CLK", RT5514_CLK_CTRL1, + RT5514_CLK_AD_ANA1_EN_BIT, 0, NULL, 0), + SND_SOC_DAPM_SUPPLY("ADC Power", SND_SOC_NOPM, 0, 0, + rt5514_adc_power_event, SND_SOC_DAPM_PRE_PMU | + SND_SOC_DAPM_POST_PMD), + SND_SOC_DAPM_SUPPLY("ADCL Power", SND_SOC_NOPM, 0, 0, + rt5514_adcl_power_event, SND_SOC_DAPM_PRE_PMU | + SND_SOC_DAPM_POST_PMD), + SND_SOC_DAPM_SUPPLY("ADCR Power", SND_SOC_NOPM, 0, 0, + rt5514_adcr_power_event, SND_SOC_DAPM_PRE_PMU | + SND_SOC_DAPM_POST_PMD), + + SND_SOC_DAPM_SUPPLY("PLL1 LDO ENABLE", RT5514_ANA_CTRL_PLL1_2, + RT5514_EN_LDO_PLL1_BIT, 0, NULL, 0), + SND_SOC_DAPM_SUPPLY("PLL1 LDO", RT5514_PWR_ANA2, + RT5514_POW_PLL1_LDO_BIT, 0, NULL, 0), + SND_SOC_DAPM_SUPPLY("PLL1", RT5514_PWR_ANA2, RT5514_POW_PLL1_BIT, 0, + NULL, 0), + + /* ADC Mux */ + SND_SOC_DAPM_MUX("Stereo1 DMIC Mux", SND_SOC_NOPM, 0, 0, + &rt5514_sto1_dmic_mux), + SND_SOC_DAPM_MUX("Stereo2 DMIC Mux", SND_SOC_NOPM, 0, 0, + &rt5514_sto2_dmic_mux), + + /* ADC Mixer */ + SND_SOC_DAPM_SUPPLY("adc stereo1 filter", RT5514_CLK_CTRL1, + RT5514_CLK_AD0_EN_BIT, 0, NULL, 0), + SND_SOC_DAPM_SUPPLY("adc stereo2 filter", RT5514_CLK_CTRL1, + RT5514_CLK_AD1_EN_BIT, 0, NULL, 0), + + SND_SOC_DAPM_MIXER("Sto1 ADC MIXL", SND_SOC_NOPM, 0, 0, + rt5514_sto1_adc_l_mix, ARRAY_SIZE(rt5514_sto1_adc_l_mix)), + SND_SOC_DAPM_MIXER("Sto1 ADC MIXR", SND_SOC_NOPM, 0, 0, + rt5514_sto1_adc_r_mix, ARRAY_SIZE(rt5514_sto1_adc_r_mix)), + SND_SOC_DAPM_MIXER("Sto2 ADC MIXL", SND_SOC_NOPM, 0, 0, + rt5514_sto2_adc_l_mix, ARRAY_SIZE(rt5514_sto2_adc_l_mix)), + SND_SOC_DAPM_MIXER("Sto2 ADC MIXR", SND_SOC_NOPM, 0, 0, + rt5514_sto2_adc_r_mix, ARRAY_SIZE(rt5514_sto2_adc_r_mix)), + + SND_SOC_DAPM_ADC("Stereo1 ADC MIXL", NULL, RT5514_DOWNFILTER0_CTRL1, + RT5514_AD_AD_MUTE_BIT, 1), + SND_SOC_DAPM_ADC("Stereo1 ADC MIXR", NULL, RT5514_DOWNFILTER0_CTRL2, + RT5514_AD_AD_MUTE_BIT, 1), + SND_SOC_DAPM_ADC("Stereo2 ADC MIXL", NULL, RT5514_DOWNFILTER1_CTRL1, + RT5514_AD_AD_MUTE_BIT, 1), + SND_SOC_DAPM_ADC("Stereo2 ADC MIXR", NULL, RT5514_DOWNFILTER1_CTRL2, + RT5514_AD_AD_MUTE_BIT, 1), + + /* ADC PGA */ + SND_SOC_DAPM_PGA("Stereo1 ADC MIX", SND_SOC_NOPM, 0, 0, NULL, 0), + SND_SOC_DAPM_PGA("Stereo2 ADC MIX", SND_SOC_NOPM, 0, 0, NULL, 0), + + /* Audio Interface */ + SND_SOC_DAPM_AIF_OUT("AIF1TX", "AIF1 Capture", 0, SND_SOC_NOPM, 0, 0), +}; + +static const struct snd_soc_dapm_route rt5514_dapm_routes[] = { + { "DMIC1", NULL, "DMIC1L" }, + { "DMIC1", NULL, "DMIC1R" }, + { "DMIC2", NULL, "DMIC2L" }, + { "DMIC2", NULL, "DMIC2R" }, + + { "DMIC1L", NULL, "DMIC CLK" }, + { "DMIC1R", NULL, "DMIC CLK" }, + { "DMIC2L", NULL, "DMIC CLK" }, + { "DMIC2R", NULL, "DMIC CLK" }, + + { "Stereo1 DMIC Mux", "DMIC1", "DMIC1" }, + { "Stereo1 DMIC Mux", "DMIC2", "DMIC2" }, + + { "Sto1 ADC MIXL", "DMIC Switch", "Stereo1 DMIC Mux" }, + { "Sto1 ADC MIXL", "ADC Switch", "AMICL" }, + { "Sto1 ADC MIXR", "DMIC Switch", "Stereo1 DMIC Mux" }, + { "Sto1 ADC MIXR", "ADC Switch", "AMICR" }, + + { "AMICL", NULL, "ADC CLK" }, + { "AMICL", NULL, "ADC Power" }, + { "AMICL", NULL, "ADCL Power" }, + { "AMICR", NULL, "ADC CLK" }, + { "AMICR", NULL, "ADC Power" }, + { "AMICR", NULL, "ADCR Power" }, + + { "PLL1 LDO", NULL, "PLL1 LDO ENABLE" }, + { "PLL1", NULL, "PLL1 LDO" }, + + { "Stereo1 ADC MIXL", NULL, "Sto1 ADC MIXL" }, + { "Stereo1 ADC MIXR", NULL, "Sto1 ADC MIXR" }, + + { "Stereo1 ADC MIX", NULL, "Stereo1 ADC MIXL" }, + { "Stereo1 ADC MIX", NULL, "Stereo1 ADC MIXR" }, + { "Stereo1 ADC MIX", NULL, "adc stereo1 filter" }, + { "adc stereo1 filter", NULL, "PLL1", rt5514_is_sys_clk_from_pll }, + + { "Stereo2 DMIC Mux", "DMIC1", "DMIC1" }, + { "Stereo2 DMIC Mux", "DMIC2", "DMIC2" }, + + { "Sto2 ADC MIXL", "DMIC Switch", "Stereo2 DMIC Mux" }, + { "Sto2 ADC MIXL", "ADC Switch", "AMICL" }, + { "Sto2 ADC MIXR", "DMIC Switch", "Stereo2 DMIC Mux" }, + { "Sto2 ADC MIXR", "ADC Switch", "AMICR" }, + + { "Stereo2 ADC MIXL", NULL, "Sto2 ADC MIXL" }, + { "Stereo2 ADC MIXR", NULL, "Sto2 ADC MIXR" }, + + { "Stereo2 ADC MIX", NULL, "Stereo2 ADC MIXL" }, + { "Stereo2 ADC MIX", NULL, "Stereo2 ADC MIXR" }, + { "Stereo2 ADC MIX", NULL, "adc stereo2 filter" }, + { "adc stereo2 filter", NULL, "PLL1", rt5514_is_sys_clk_from_pll }, + + { "AIF1TX", NULL, "Stereo1 ADC MIX"}, + { "AIF1TX", NULL, "Stereo2 ADC MIX"}, +}; + +static int rt5514_hw_params(struct snd_pcm_substream *substream, + struct snd_pcm_hw_params *params, struct snd_soc_dai *dai) +{ + struct snd_soc_codec *codec = dai->codec; + struct rt5514_priv *rt5514 = snd_soc_codec_get_drvdata(codec); + int pre_div, bclk_ms, frame_size; + unsigned int val_len = 0; + + rt5514->lrck = params_rate(params); + pre_div = rl6231_get_clk_info(rt5514->sysclk, rt5514->lrck); + if (pre_div < 0) { + dev_err(codec->dev, "Unsupported clock setting\n"); + return -EINVAL; + } + + frame_size = snd_soc_params_to_frame_size(params); + if (frame_size < 0) { + dev_err(codec->dev, "Unsupported frame size: %d\n", frame_size); + return -EINVAL; + } + + bclk_ms = frame_size > 32 ? 1 : 0; + rt5514->bclk = rt5514->lrck * (32 << bclk_ms); + + dev_dbg(dai->dev, "bclk is %dHz and lrck is %dHz\n", + rt5514->bclk, rt5514->lrck); + dev_dbg(dai->dev, "bclk_ms is %d and pre_div is %d for iis %d\n", + bclk_ms, pre_div, dai->id); + + switch (params_format(params)) { + case SNDRV_PCM_FORMAT_S16_LE: + break; + case SNDRV_PCM_FORMAT_S20_3LE: + val_len = RT5514_I2S_DL_20; + break; + case SNDRV_PCM_FORMAT_S24_LE: + val_len = RT5514_I2S_DL_24; + break; + case SNDRV_PCM_FORMAT_S8: + val_len = RT5514_I2S_DL_8; + break; + default: + return -EINVAL; + } + + regmap_update_bits(rt5514->regmap, RT5514_I2S_CTRL1, RT5514_I2S_DL_MASK, + val_len); + regmap_update_bits(rt5514->regmap, RT5514_CLK_CTRL2, + RT5514_CLK_SYS_DIV_OUT_MASK | RT5514_SEL_ADC_OSR_MASK, + pre_div << RT5514_CLK_SYS_DIV_OUT_SFT | + pre_div << RT5514_SEL_ADC_OSR_SFT); + + return 0; +} + +static int rt5514_set_dai_fmt(struct snd_soc_dai *dai, unsigned int fmt) +{ + struct snd_soc_codec *codec = dai->codec; + struct rt5514_priv *rt5514 = snd_soc_codec_get_drvdata(codec); + unsigned int reg_val = 0; + + switch (fmt & SND_SOC_DAIFMT_INV_MASK) { + case SND_SOC_DAIFMT_NB_NF: + break; + + case SND_SOC_DAIFMT_NB_IF: + reg_val |= RT5514_I2S_LR_INV; + break; + + case SND_SOC_DAIFMT_IB_NF: + reg_val |= RT5514_I2S_BP_INV; + break; + + case SND_SOC_DAIFMT_IB_IF: + reg_val |= RT5514_I2S_BP_INV | RT5514_I2S_LR_INV; + break; + + default: + return -EINVAL; + } + + switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) { + case SND_SOC_DAIFMT_I2S: + break; + + case SND_SOC_DAIFMT_LEFT_J: + reg_val |= RT5514_I2S_DF_LEFT; + break; + + case SND_SOC_DAIFMT_DSP_A: + reg_val |= RT5514_I2S_DF_PCM_A; + break; + + case SND_SOC_DAIFMT_DSP_B: + reg_val |= RT5514_I2S_DF_PCM_B; + break; + + default: + return -EINVAL; + } + + regmap_update_bits(rt5514->regmap, RT5514_I2S_CTRL1, + RT5514_I2S_DF_MASK | RT5514_I2S_BP_MASK | RT5514_I2S_LR_MASK, + reg_val); + + return 0; +} + +static int rt5514_set_dai_sysclk(struct snd_soc_dai *dai, + int clk_id, unsigned int freq, int dir) +{ + struct snd_soc_codec *codec = dai->codec; + struct rt5514_priv *rt5514 = snd_soc_codec_get_drvdata(codec); + unsigned int reg_val = 0; + + if (freq == rt5514->sysclk && clk_id == rt5514->sysclk_src) + return 0; + + switch (clk_id) { + case RT5514_SCLK_S_MCLK: + reg_val |= RT5514_CLK_SYS_PRE_SEL_MCLK; + break; + + case RT5514_SCLK_S_PLL1: + reg_val |= RT5514_CLK_SYS_PRE_SEL_PLL; + break; + + default: + dev_err(codec->dev, "Invalid clock id (%d)\n", clk_id); + return -EINVAL; + } + + regmap_update_bits(rt5514->regmap, RT5514_CLK_CTRL2, + RT5514_CLK_SYS_PRE_SEL_MASK, reg_val); + + rt5514->sysclk = freq; + rt5514->sysclk_src = clk_id; + + dev_dbg(dai->dev, "Sysclk is %dHz and clock id is %d\n", freq, clk_id); + + return 0; +} + +static int rt5514_set_dai_pll(struct snd_soc_dai *dai, int pll_id, int source, + unsigned int freq_in, unsigned int freq_out) +{ + struct snd_soc_codec *codec = dai->codec; + struct rt5514_priv *rt5514 = snd_soc_codec_get_drvdata(codec); + struct rl6231_pll_code pll_code; + int ret; + + if (!freq_in || !freq_out) { + dev_dbg(codec->dev, "PLL disabled\n"); + + rt5514->pll_in = 0; + rt5514->pll_out = 0; + regmap_update_bits(rt5514->regmap, RT5514_CLK_CTRL2, + RT5514_CLK_SYS_PRE_SEL_MASK, + RT5514_CLK_SYS_PRE_SEL_MCLK); + + return 0; + } + + if (source == rt5514->pll_src && freq_in == rt5514->pll_in && + freq_out == rt5514->pll_out) + return 0; + + switch (source) { + case RT5514_PLL1_S_MCLK: + regmap_update_bits(rt5514->regmap, RT5514_PLL_SOURCE_CTRL, + RT5514_PLL_1_SEL_MASK, RT5514_PLL_1_SEL_MCLK); + break; + + case RT5514_PLL1_S_BCLK: + regmap_update_bits(rt5514->regmap, RT5514_PLL_SOURCE_CTRL, + RT5514_PLL_1_SEL_MASK, RT5514_PLL_1_SEL_SCLK); + break; + + default: + dev_err(codec->dev, "Unknown PLL source %d\n", source); + return -EINVAL; + } + + ret = rl6231_pll_calc(freq_in, freq_out, &pll_code); + if (ret < 0) { + dev_err(codec->dev, "Unsupport input clock %d\n", freq_in); + return ret; + } + + dev_dbg(codec->dev, "bypass=%d m=%d n=%d k=%d\n", + pll_code.m_bp, (pll_code.m_bp ? 0 : pll_code.m_code), + pll_code.n_code, pll_code.k_code); + + regmap_write(rt5514->regmap, RT5514_ANA_CTRL_PLL1_1, + pll_code.k_code << RT5514_PLL_K_SFT | + pll_code.n_code << RT5514_PLL_N_SFT | + (pll_code.m_bp ? 0 : pll_code.m_code) << RT5514_PLL_M_SFT); + regmap_update_bits(rt5514->regmap, RT5514_ANA_CTRL_PLL1_2, + RT5514_PLL_M_BP, pll_code.m_bp << RT5514_PLL_M_BP_SFT); + + rt5514->pll_in = freq_in; + rt5514->pll_out = freq_out; + rt5514->pll_src = source; + + return 0; +} + +static int rt5514_set_tdm_slot(struct snd_soc_dai *dai, unsigned int tx_mask, + unsigned int rx_mask, int slots, int slot_width) +{ + struct snd_soc_codec *codec = dai->codec; + struct rt5514_priv *rt5514 = snd_soc_codec_get_drvdata(codec); + unsigned int val = 0; + + if (rx_mask || tx_mask) + val |= RT5514_TDM_MODE; + + if (slots == 4) + val |= RT5514_TDMSLOT_SEL_RX_4CH | RT5514_TDMSLOT_SEL_TX_4CH; + + + switch (slot_width) { + case 20: + val |= RT5514_CH_LEN_RX_20 | RT5514_CH_LEN_TX_20; + break; + + case 24: + val |= RT5514_CH_LEN_RX_24 | RT5514_CH_LEN_TX_24; + break; + + case 32: + val |= RT5514_CH_LEN_RX_32 | RT5514_CH_LEN_TX_32; + break; + + case 16: + default: + break; + } + + regmap_update_bits(rt5514->regmap, RT5514_I2S_CTRL1, RT5514_TDM_MODE | + RT5514_TDMSLOT_SEL_RX_MASK | RT5514_TDMSLOT_SEL_TX_MASK | + RT5514_CH_LEN_RX_MASK | RT5514_CH_LEN_TX_MASK, val); + + return 0; +} + +static int rt5514_probe(struct snd_soc_codec *codec) +{ + struct rt5514_priv *rt5514 = snd_soc_codec_get_drvdata(codec); + + rt5514->codec = codec; + + return 0; +} + +static int rt5514_remove(struct snd_soc_codec *codec) +{ + return 0; +} + +#ifdef CONFIG_PM +static int rt5514_suspend(struct snd_soc_codec *codec) +{ + return 0; +} + +static int rt5514_resume(struct snd_soc_codec *codec) +{ + return 0; +} +#else +#define rt5514_suspend NULL +#define rt5514_resume NULL +#endif + +static int rt5514_i2c_read(void *context, unsigned int reg, unsigned int *val) +{ + struct i2c_client *client = context; + struct rt5514_priv *rt5514 = i2c_get_clientdata(client); + + regmap_read(rt5514->regmap_physical, reg | RT5514_DSP_MAPPING, val); + + return 0; +} + +static int rt5514_i2c_write(void *context, unsigned int reg, unsigned int val) +{ + struct i2c_client *client = context; + struct rt5514_priv *rt5514 = i2c_get_clientdata(client); + + regmap_write(rt5514->regmap_physical, reg | RT5514_DSP_MAPPING, val); + + return 0; +} + +#define RT5514_STEREO_RATES SNDRV_PCM_RATE_8000_192000 +#define RT5514_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3LE | \ + SNDRV_PCM_FMTBIT_S24_LE | SNDRV_PCM_FMTBIT_S8) + +struct snd_soc_dai_ops rt5514_aif_dai_ops = { + .hw_params = rt5514_hw_params, + .set_fmt = rt5514_set_dai_fmt, + .set_sysclk = rt5514_set_dai_sysclk, + .set_pll = rt5514_set_dai_pll, + .set_tdm_slot = rt5514_set_tdm_slot, +}; + +struct snd_soc_dai_driver rt5514_dai[] = { + { + .name = "rt5514-aif1", + .id = 0, + .capture = { + .stream_name = "AIF1 Capture", + .channels_min = 1, + .channels_max = 4, + .rates = RT5514_STEREO_RATES, + .formats = RT5514_FORMATS, + }, + .ops = &rt5514_aif_dai_ops, + } +}; + +static struct snd_soc_codec_driver soc_codec_dev_rt5514 = { + .probe = rt5514_probe, + .remove = rt5514_remove, + .suspend = rt5514_suspend, + .resume = rt5514_resume, + .idle_bias_off = true, + .controls = rt5514_snd_controls, + .num_controls = ARRAY_SIZE(rt5514_snd_controls), + .dapm_widgets = rt5514_dapm_widgets, + .num_dapm_widgets = ARRAY_SIZE(rt5514_dapm_widgets), + .dapm_routes = rt5514_dapm_routes, + .num_dapm_routes = ARRAY_SIZE(rt5514_dapm_routes), +}; + +static const struct regmap_config rt5514_regmap_physical = { + .name = "physical", + .reg_bits = 32, + .val_bits = 32, + + .max_register = RT5514_DSP_MAPPING | RT5514_VENDOR_ID2, + .readable_reg = rt5514_readable_register_physical, + + .cache_type = REGCACHE_NONE, +}; + +static const struct regmap_config rt5514_regmap = { + .reg_bits = 16, + .val_bits = 32, + + .max_register = RT5514_VENDOR_ID2, + .volatile_reg = rt5514_volatile_register, + .readable_reg = rt5514_readable_register, + .reg_read = rt5514_i2c_read, + .reg_write = rt5514_i2c_write, + + .cache_type = REGCACHE_RBTREE, + .reg_defaults = rt5514_reg, + .num_reg_defaults = ARRAY_SIZE(rt5514_reg), + .use_single_rw = true, +}; + +static const struct i2c_device_id rt5514_i2c_id[] = { + { "rt5514", 0 }, + { } +}; +MODULE_DEVICE_TABLE(i2c, rt5514_i2c_id); + +#if defined(CONFIG_OF) +static const struct of_device_id rt5514_of_match[] = { + { .compatible = "realtek,rt5514", }, + {}, +}; +MODULE_DEVICE_TABLE(of, rt5514_of_match); +#endif + +static void rt5514_reset(struct rt5514_priv *rt5514) +{ + regmap_write(rt5514->regmap_physical, 0x1800101c, 0x00000000); + regmap_write(rt5514->regmap_physical, 0x18001100, 0x0000031f); + regmap_write(rt5514->regmap_physical, 0x18001104, 0x00000007); + regmap_write(rt5514->regmap_physical, 0x18001108, 0x00000000); + regmap_write(rt5514->regmap_physical, 0x1800110c, 0x00000000); + regmap_write(rt5514->regmap_physical, 0x18001110, 0x00000000); + regmap_write(rt5514->regmap_physical, 0x18001114, 0x00000001); + regmap_write(rt5514->regmap_physical, 0x18001118, 0x00000000); + regmap_write(rt5514->regmap_physical, + RT5514_DSP_MAPPING | RT5514_DSP_CTRL3, 0x00000006); + regmap_write(rt5514->regmap_physical, + RT5514_DSP_MAPPING | RT5514_DSP_CTRL1, 0x00055149); + regmap_write(rt5514->regmap_physical, + RT5514_DSP_MAPPING | RT5514_DSP_CTRL1, 0x0005514b); + regmap_write(rt5514->regmap_physical, + RT5514_DSP_MAPPING | RT5514_DSP_CTRL1, 0x00055149); + regmap_write(rt5514->regmap_physical, 0xfafafafa, 0x00000001); + regmap_write(rt5514->regmap_physical, + RT5514_DSP_MAPPING | RT5514_DSP_CTRL4, 0x00000001); + regmap_write(rt5514->regmap_physical, + RT5514_DSP_MAPPING | RT5514_DSP_CTRL4, 0x00000000); + regmap_write(rt5514->regmap_physical, + RT5514_DSP_MAPPING | RT5514_DSP_CTRL4, 0x00000001); + regmap_write(rt5514->regmap_physical, 0xfafafafa, 0x00000001); + regmap_write(rt5514->regmap_physical, RT5514_DSP_MAPPING | RT5514_RESET, + 0x000010ec); + regmap_write(rt5514->regmap_physical, 0xfafafafa, 0x00000000); +} + +static int rt5514_i2c_probe(struct i2c_client *i2c, + const struct i2c_device_id *id) +{ + struct rt5514_priv *rt5514; + int ret; + + rt5514 = devm_kzalloc(&i2c->dev, sizeof(struct rt5514_priv), + GFP_KERNEL); + if (rt5514 == NULL) + return -ENOMEM; + + i2c_set_clientdata(i2c, rt5514); + + rt5514->regmap_physical = devm_regmap_init_i2c(i2c, + &rt5514_regmap_physical); + if (IS_ERR(rt5514->regmap_physical)) { + ret = PTR_ERR(rt5514->regmap_physical); + dev_err(&i2c->dev, "Failed to allocate register map: %d\n", + ret); + return ret; + } + + rt5514->regmap = devm_regmap_init(&i2c->dev, NULL, i2c, &rt5514_regmap); + if (IS_ERR(rt5514->regmap)) { + ret = PTR_ERR(rt5514->regmap); + dev_err(&i2c->dev, "Failed to allocate register map: %d\n", + ret); + return ret; + } + + rt5514_reset(rt5514); + + ret = regmap_register_patch(rt5514->regmap, rt5514_init_list, + ARRAY_SIZE(rt5514_init_list)); + if (ret != 0) + dev_warn(&i2c->dev, "Failed to apply regmap patch: %d\n", ret); + + return snd_soc_register_codec(&i2c->dev, &soc_codec_dev_rt5514, + rt5514_dai, ARRAY_SIZE(rt5514_dai)); +} + +static int rt5514_i2c_remove(struct i2c_client *i2c) +{ + snd_soc_unregister_codec(&i2c->dev); + + return 0; +} + +struct i2c_driver rt5514_i2c_driver = { + .driver = { + .name = "rt5514", + .of_match_table = of_match_ptr(rt5514_of_match), + }, + .probe = rt5514_i2c_probe, + .remove = rt5514_i2c_remove, + .id_table = rt5514_i2c_id, +}; +module_i2c_driver(rt5514_i2c_driver); + + +MODULE_DESCRIPTION("ASoC RT5514 driver"); +MODULE_AUTHOR("Oder Chiou oder_chiou@realtek.com"); +MODULE_LICENSE("GPL v2"); diff --git a/sound/soc/codecs/rt5514.h b/sound/soc/codecs/rt5514.h new file mode 100644 index 0000000..5c7ddf0 --- /dev/null +++ b/sound/soc/codecs/rt5514.h @@ -0,0 +1,252 @@ +/* + * rt5514.h -- RT5514 ALSA SoC audio driver + * + * Copyright 2015 Realtek Microelectronics + * Author: Oder Chiou oder_chiou@realtek.com + * + * 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 __RT5514_H__ +#define __RT5514_H__ + +#define RT5514_DEVICE_ID 0x6311 + +#define RT5514_RESET 0x2000 +#define RT5514_PWR_ANA1 0x2004 +#define RT5514_PWR_ANA2 0x2008 +#define RT5514_I2S_CTRL1 0x2010 +#define RT5514_I2S_CTRL2 0x2014 +#define RT5514_VAD_CTRL6 0x2030 +#define RT5514_EXT_VAD_CTRL 0x206c +#define RT5514_DIG_IO_CTRL 0x2070 +#define RT5514_PAD_CTRL1 0x2080 +#define RT5514_DMIC_DATA_CTRL 0x20a0 +#define RT5514_DIG_SOURCE_CTRL 0x20a4 +#define RT5514_SRC_CTRL 0x20ac +#define RT5514_DOWNFILTER2_CTRL1 0x20d0 +#define RT5514_PLL_SOURCE_CTRL 0x2100 +#define RT5514_CLK_CTRL1 0x2104 +#define RT5514_CLK_CTRL2 0x2108 +#define RT5514_PLL3_CALIB_CTRL1 0x2110 +#define RT5514_PLL3_CALIB_CTRL5 0x2124 +#define RT5514_DELAY_BUF_CTRL1 0x2140 +#define RT5514_DELAY_BUF_CTRL3 0x2148 +#define RT5514_DOWNFILTER0_CTRL1 0x2190 +#define RT5514_DOWNFILTER0_CTRL2 0x2194 +#define RT5514_DOWNFILTER0_CTRL3 0x2198 +#define RT5514_DOWNFILTER1_CTRL1 0x21a0 +#define RT5514_DOWNFILTER1_CTRL2 0x21a4 +#define RT5514_DOWNFILTER1_CTRL3 0x21a8 +#define RT5514_ANA_CTRL_LDO10 0x2200 +#define RT5514_ANA_CTRL_LDO18_16 0x2204 +#define RT5514_ANA_CTRL_ADC12 0x2210 +#define RT5514_ANA_CTRL_ADC21 0x2214 +#define RT5514_ANA_CTRL_ADC22 0x2218 +#define RT5514_ANA_CTRL_ADC23 0x221c +#define RT5514_ANA_CTRL_MICBST 0x2220 +#define RT5514_ANA_CTRL_ADCFED 0x2224 +#define RT5514_ANA_CTRL_INBUF 0x2228 +#define RT5514_ANA_CTRL_VREF 0x222c +#define RT5514_ANA_CTRL_PLL3 0x2240 +#define RT5514_ANA_CTRL_PLL1_1 0x2260 +#define RT5514_ANA_CTRL_PLL1_2 0x2264 +#define RT5514_DMIC_LP_CTRL 0x2e00 +#define RT5514_MISC_CTRL_DSP 0x2e04 +#define RT5514_DSP_CTRL1 0x2f00 +#define RT5514_DSP_CTRL3 0x2f08 +#define RT5514_DSP_CTRL4 0x2f10 +#define RT5514_VENDOR_ID1 0x2ff0 +#define RT5514_VENDOR_ID2 0x2ff4 + +#define RT5514_DSP_MAPPING 0x18000000 + +/* RT5514_PWR_ANA1 (0x2004) */ +#define RT5514_POW_LDO18_IN (0x1 << 5) +#define RT5514_POW_LDO18_IN_BIT 5 +#define RT5514_POW_LDO18_ADC (0x1 << 4) +#define RT5514_POW_LDO18_ADC_BIT 4 +#define RT5514_POW_LDO21 (0x1 << 3) +#define RT5514_POW_LDO21_BIT 3 +#define RT5514_POW_BG_LDO18_IN (0x1 << 2) +#define RT5514_POW_BG_LDO18_BIT 2 +#define RT5514_POW_BG_LDO21 (0x1 << 1) +#define RT5514_POW_BG_LDO21_BIT 1 + +/* RT5514_PWR_ANA2 (0x2008) */ +#define RT5514_POW_PLL1 (0x1 << 18) +#define RT5514_POW_PLL1_BIT 18 +#define RT5514_POW_PLL1_LDO (0x1 << 16) +#define RT5514_POW_PLL1_LDO_BIT 16 +#define RT5514_POW_BG_MBIAS (0x1 << 15) +#define RT5514_POW_BG_MBIAS_BIT 15 +#define RT5514_POW_MBIAS (0x1 << 14) +#define RT5514_POW_MBIAS_BIT 14 +#define RT5514_POW_VREF2 (0x1 << 13) +#define RT5514_POW_VREF2_BIT 13 +#define RT5514_POW_VREF1 (0x1 << 12) +#define RT5514_POW_VREF1_BIT 12 +#define RT5514_POWR_LDO16 (0x1 << 11) +#define RT5514_POWR_LDO16_BIT 11 +#define RT5514_POWL_LDO16 (0x1 << 10) +#define RT5514_POWL_LDO16_BIT 10 +#define RT5514_POW_ADC2 (0x1 << 9) +#define RT5514_POW_ADC2_BIT 9 +#define RT5514_POW_INPUT_BUF (0x1 << 8) +#define RT5514_POW_INPUT_BUF_BIT 8 +#define RT5514_POW_ADC1_R (0x1 << 7) +#define RT5514_POW_ADC1_R_BIT 7 +#define RT5514_POW_ADC1_L (0x1 << 6) +#define RT5514_POW_ADC1_L_BIT 6 +#define RT5514_POW2_BSTR (0x1 << 5) +#define RT5514_POW2_BSTR_BIT 5 +#define RT5514_POW2_BSTL (0x1 << 4) +#define RT5514_POW2_BSTL_BIT 4 +#define RT5514_POW_BSTR (0x1 << 3) +#define RT5514_POW_BSTR_BIT 3 +#define RT5514_POW_BSTL (0x1 << 2) +#define RT5514_POW_BSTL_BIT 2 +#define RT5514_POW_ADCFEDR (0x1 << 1) +#define RT5514_POW_ADCFEDR_BIT 1 +#define RT5514_POW_ADCFEDL (0x1 << 0) +#define RT5514_POW_ADCFEDL_BIT 0 + +/* RT5514_I2S_CTRL1 (0x2010) */ +#define RT5514_TDM_MODE (0x1 << 28) +#define RT5514_TDM_MODE_SFT 28 +#define RT5514_I2S_LR_MASK (0x1 << 26) +#define RT5514_I2S_LR_SFT 26 +#define RT5514_I2S_LR_NOR (0x0 << 26) +#define RT5514_I2S_LR_INV (0x1 << 26) +#define RT5514_I2S_BP_MASK (0x1 << 25) +#define RT5514_I2S_BP_SFT 25 +#define RT5514_I2S_BP_NOR (0x0 << 25) +#define RT5514_I2S_BP_INV (0x1 << 25) +#define RT5514_I2S_DF_MASK (0x7 << 16) +#define RT5514_I2S_DF_SFT 16 +#define RT5514_I2S_DF_I2S (0x0 << 16) +#define RT5514_I2S_DF_LEFT (0x1 << 16) +#define RT5514_I2S_DF_PCM_A (0x2 << 16) +#define RT5514_I2S_DF_PCM_B (0x3 << 16) +#define RT5514_TDMSLOT_SEL_RX_MASK (0x3 << 10) +#define RT5514_TDMSLOT_SEL_RX_SFT 10 +#define RT5514_TDMSLOT_SEL_RX_4CH (0x1 << 10) +#define RT5514_CH_LEN_RX_MASK (0x3 << 8) +#define RT5514_CH_LEN_RX_SFT 8 +#define RT5514_CH_LEN_RX_16 (0x0 << 8) +#define RT5514_CH_LEN_RX_20 (0x1 << 8) +#define RT5514_CH_LEN_RX_24 (0x2 << 8) +#define RT5514_CH_LEN_RX_32 (0x3 << 8) +#define RT5514_TDMSLOT_SEL_TX_MASK (0x3 << 6) +#define RT5514_TDMSLOT_SEL_TX_SFT 6 +#define RT5514_TDMSLOT_SEL_TX_4CH (0x1 << 6) +#define RT5514_CH_LEN_TX_MASK (0x3 << 4) +#define RT5514_CH_LEN_TX_SFT 4 +#define RT5514_CH_LEN_TX_16 (0x0 << 4) +#define RT5514_CH_LEN_TX_20 (0x1 << 4) +#define RT5514_CH_LEN_TX_24 (0x2 << 4) +#define RT5514_CH_LEN_TX_32 (0x3 << 4) +#define RT5514_I2S_DL_MASK (0x3 << 0) +#define RT5514_I2S_DL_SFT 0 +#define RT5514_I2S_DL_16 (0x0 << 0) +#define RT5514_I2S_DL_20 (0x1 << 0) +#define RT5514_I2S_DL_24 (0x2 << 0) +#define RT5514_I2S_DL_8 (0x3 << 0) + +/* RT5514_DIG_SOURCE_CTRL (0x20a4) */ +#define RT5514_AD1_DMIC_INPUT_SEL (0x1 << 1) +#define RT5514_AD1_DMIC_INPUT_SEL_SFT 1 +#define RT5514_AD0_DMIC_INPUT_SEL (0x1 << 0) +#define RT5514_AD0_DMIC_INPUT_SEL_SFT 0 + +/* RT5514_PLL_SOURCE_CTRL (0x2100) */ +#define RT5514_PLL_1_SEL_MASK (0x7 << 12) +#define RT5514_PLL_1_SEL_SFT 12 +#define RT5514_PLL_1_SEL_SCLK (0x3 << 12) +#define RT5514_PLL_1_SEL_MCLK (0x4 << 12) + +/* RT5514_CLK_CTRL1 (0x2104) */ +#define RT5514_CLK_AD_ANA1_EN (0x1 << 31) +#define RT5514_CLK_AD_ANA1_EN_BIT 31 +#define RT5514_CLK_AD1_EN (0x1 << 24) +#define RT5514_CLK_AD1_EN_BIT 24 +#define RT5514_CLK_AD0_EN (0x1 << 23) +#define RT5514_CLK_AD0_EN_BIT 23 +#define RT5514_CLK_DMIC_OUT_SEL_MASK (0x7 << 8) +#define RT5514_CLK_DMIC_OUT_SEL_SFT 8 + +/* RT5514_CLK_CTRL2 (0x2108) */ +#define RT5514_CLK_SYS_DIV_OUT_MASK (0x7 << 8) +#define RT5514_CLK_SYS_DIV_OUT_SFT 8 +#define RT5514_SEL_ADC_OSR_MASK (0x7 << 4) +#define RT5514_SEL_ADC_OSR_SFT 4 +#define RT5514_CLK_SYS_PRE_SEL_MASK (0x3 << 0) +#define RT5514_CLK_SYS_PRE_SEL_SFT 0 +#define RT5514_CLK_SYS_PRE_SEL_MCLK (0x2 << 0) +#define RT5514_CLK_SYS_PRE_SEL_PLL (0x3 << 0) + +/* RT5514_DOWNFILTER_CTRL (0x2190 0x2194 0x21a0 0x21a4) */ +#define RT5514_AD_DMIC_MIX (0x1 << 11) +#define RT5514_AD_DMIC_MIX_BIT 11 +#define RT5514_AD_AD_MIX (0x1 << 10) +#define RT5514_AD_AD_MIX_BIT 10 +#define RT5514_AD_AD_MUTE (0x1 << 7) +#define RT5514_AD_AD_MUTE_BIT 7 +#define RT5514_AD_GAIN_MASK (0x7f << 0) +#define RT5514_AD_GAIN_SFT 0 + +/* RT5514_ANA_CTRL_MICBST (0x2220) */ +#define RT5514_SEL_BSTL_MASK (0xf << 4) +#define RT5514_SEL_BSTL_SFT 4 +#define RT5514_SEL_BSTR_MASK (0xf << 0) +#define RT5514_SEL_BSTR_SFT 0 + +/* RT5514_ANA_CTRL_PLL1_1 (0x2260) */ +#define RT5514_PLL_K_MAX 0x1f +#define RT5514_PLL_K_MASK (RT5514_PLL_K_MAX << 16) +#define RT5514_PLL_K_SFT 16 +#define RT5514_PLL_N_MAX 0x1ff +#define RT5514_PLL_N_MASK (RT5514_PLL_N_MAX << 7) +#define RT5514_PLL_N_SFT 4 +#define RT5514_PLL_M_MAX 0xf +#define RT5514_PLL_M_MASK (RT5514_PLL_M_MAX << 0) +#define RT5514_PLL_M_SFT 0 + +/* RT5514_ANA_CTRL_PLL1_2 (0x2264) */ +#define RT5514_PLL_M_BP (0x1 << 2) +#define RT5514_PLL_M_BP_SFT 2 +#define RT5514_PLL_K_BP (0x1 << 1) +#define RT5514_PLL_K_BP_SFT 1 +#define RT5514_EN_LDO_PLL1 (0x1 << 0) +#define RT5514_EN_LDO_PLL1_BIT 0 + +#define RT5514_PLL_INP_MAX 40000000 +#define RT5514_PLL_INP_MIN 256000 + +/* System Clock Source */ +enum { + RT5514_SCLK_S_MCLK, + RT5514_SCLK_S_PLL1, +}; + +/* PLL1 Source */ +enum { + RT5514_PLL1_S_MCLK, + RT5514_PLL1_S_BCLK, +}; + +struct rt5514_priv { + struct snd_soc_codec *codec; + struct regmap *regmap, *regmap_physical; + int sysclk; + int sysclk_src; + int lrck; + int bclk; + int pll_src; + int pll_in; + int pll_out; +}; + +#endif /* __RT5514_H__ */