diff options
Diffstat (limited to 'sound/soc/codecs/rt5514.c')
| -rw-r--r-- | sound/soc/codecs/rt5514.c | 982 |
1 files changed, 982 insertions, 0 deletions
diff --git a/sound/soc/codecs/rt5514.c b/sound/soc/codecs/rt5514.c new file mode 100644 index 000000000000..879bf60f4965 --- /dev/null +++ b/sound/soc/codecs/rt5514.c @@ -0,0 +1,982 @@ +/* + * 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_i2c_patch[] = { + {0x1800101c, 0x00000000}, + {0x18001100, 0x0000031f}, + {0x18001104, 0x00000007}, + {0x18001108, 0x00000000}, + {0x1800110c, 0x00000000}, + {0x18001110, 0x00000000}, + {0x18001114, 0x00000001}, + {0x18001118, 0x00000000}, + {0x18002f08, 0x00000006}, + {0x18002f00, 0x00055149}, + {0x18002f00, 0x0005514b}, + {0x18002f00, 0x00055149}, + {0xfafafafa, 0x00000001}, + {0x18002f10, 0x00000001}, + {0x18002f10, 0x00000000}, + {0x18002f10, 0x00000001}, + {0xfafafafa, 0x00000001}, + {0x18002000, 0x000010ec}, + {0xfafafafa, 0x00000000}, +}; + +static const struct reg_sequence rt5514_patch[] = { + {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_i2c_readable_register(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(struct snd_soc_codec *codec, 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; + } + + dev_warn(codec->dev, "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(codec, 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_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("LDO18 IN", RT5514_PWR_ANA1, + RT5514_POW_LDO18_IN_BIT, 0, NULL, 0), + SND_SOC_DAPM_SUPPLY("LDO18 ADC", RT5514_PWR_ANA1, + RT5514_POW_LDO18_ADC_BIT, 0, NULL, 0), + SND_SOC_DAPM_SUPPLY("LDO21", RT5514_PWR_ANA1, RT5514_POW_LDO21_BIT, 0, + NULL, 0), + SND_SOC_DAPM_SUPPLY("BG LDO18 IN", RT5514_PWR_ANA1, + RT5514_POW_BG_LDO18_IN_BIT, 0, NULL, 0), + SND_SOC_DAPM_SUPPLY("BG LDO21", RT5514_PWR_ANA1, + RT5514_POW_BG_LDO21_BIT, 0, NULL, 0), + SND_SOC_DAPM_SUPPLY("BG MBIAS", RT5514_PWR_ANA2, + RT5514_POW_BG_MBIAS_BIT, 0, NULL, 0), + SND_SOC_DAPM_SUPPLY("MBIAS", RT5514_PWR_ANA2, RT5514_POW_MBIAS_BIT, 0, + NULL, 0), + SND_SOC_DAPM_SUPPLY("VREF2", RT5514_PWR_ANA2, RT5514_POW_VREF2_BIT, 0, + NULL, 0), + SND_SOC_DAPM_SUPPLY("VREF1", RT5514_PWR_ANA2, RT5514_POW_VREF1_BIT, 0, + NULL, 0), + SND_SOC_DAPM_SUPPLY("ADC Power", SND_SOC_NOPM, 0, 0, NULL, 0), + + + SND_SOC_DAPM_SUPPLY("LDO16L", RT5514_PWR_ANA2, RT5514_POWL_LDO16_BIT, 0, + NULL, 0), + SND_SOC_DAPM_SUPPLY("ADC1L", RT5514_PWR_ANA2, RT5514_POW_ADC1_L_BIT, 0, + NULL, 0), + SND_SOC_DAPM_SUPPLY("BSTL2", RT5514_PWR_ANA2, RT5514_POW2_BSTL_BIT, 0, + NULL, 0), + SND_SOC_DAPM_SUPPLY("BSTL", RT5514_PWR_ANA2, RT5514_POW_BSTL_BIT, 0, + NULL, 0), + SND_SOC_DAPM_SUPPLY("ADCFEDL", RT5514_PWR_ANA2, RT5514_POW_ADCFEDL_BIT, + 0, NULL, 0), + SND_SOC_DAPM_SUPPLY("ADCL Power", SND_SOC_NOPM, 0, 0, NULL, 0), + + SND_SOC_DAPM_SUPPLY("LDO16R", RT5514_PWR_ANA2, RT5514_POWR_LDO16_BIT, 0, + NULL, 0), + SND_SOC_DAPM_SUPPLY("ADC1R", RT5514_PWR_ANA2, RT5514_POW_ADC1_R_BIT, 0, + NULL, 0), + SND_SOC_DAPM_SUPPLY("BSTR2", RT5514_PWR_ANA2, RT5514_POW2_BSTR_BIT, 0, + NULL, 0), + SND_SOC_DAPM_SUPPLY("BSTR", RT5514_PWR_ANA2, RT5514_POW_BSTR_BIT, 0, + NULL, 0), + SND_SOC_DAPM_SUPPLY("ADCFEDR", RT5514_PWR_ANA2, RT5514_POW_ADCFEDR_BIT, + 0, NULL, 0), + SND_SOC_DAPM_SUPPLY("ADCR Power", SND_SOC_NOPM, 0, 0, NULL, 0), + + 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" }, + + { "ADC Power", NULL, "LDO18 IN" }, + { "ADC Power", NULL, "LDO18 ADC" }, + { "ADC Power", NULL, "LDO21" }, + { "ADC Power", NULL, "BG LDO18 IN" }, + { "ADC Power", NULL, "BG LDO21" }, + { "ADC Power", NULL, "BG MBIAS" }, + { "ADC Power", NULL, "MBIAS" }, + { "ADC Power", NULL, "VREF2" }, + { "ADC Power", NULL, "VREF1" }, + + { "ADCL Power", NULL, "LDO16L" }, + { "ADCL Power", NULL, "ADC1L" }, + { "ADCL Power", NULL, "BSTL2" }, + { "ADCL Power", NULL, "BSTL" }, + { "ADCL Power", NULL, "ADCFEDL" }, + + { "ADCR Power", NULL, "LDO16R" }, + { "ADCR Power", NULL, "ADC1R" }, + { "ADCR Power", NULL, "BSTR2" }, + { "ADCR Power", NULL, "BSTR" }, + { "ADCR Power", NULL, "ADCFEDR" }, + + { "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; + 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_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->i2c_regmap, 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->i2c_regmap, 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, + .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_i2c_regmap = { + .name = "i2c", + .reg_bits = 32, + .val_bits = 32, + + .max_register = RT5514_DSP_MAPPING | RT5514_VENDOR_ID2, + .readable_reg = rt5514_i2c_readable_register, + + .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 int rt5514_i2c_probe(struct i2c_client *i2c, + const struct i2c_device_id *id) +{ + struct rt5514_priv *rt5514; + int ret; + unsigned int val; + + rt5514 = devm_kzalloc(&i2c->dev, sizeof(struct rt5514_priv), + GFP_KERNEL); + if (rt5514 == NULL) + return -ENOMEM; + + i2c_set_clientdata(i2c, rt5514); + + rt5514->i2c_regmap = devm_regmap_init_i2c(i2c, &rt5514_i2c_regmap); + if (IS_ERR(rt5514->i2c_regmap)) { + ret = PTR_ERR(rt5514->i2c_regmap); + 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; + } + + regmap_read(rt5514->regmap, RT5514_VENDOR_ID2, &val); + if (val != RT5514_DEVICE_ID) { + dev_err(&i2c->dev, + "Device with ID register %x is not rt5514\n", val); + return -ENODEV; + } + + ret = regmap_register_patch(rt5514->i2c_regmap, rt5514_i2c_patch, + ARRAY_SIZE(rt5514_i2c_patch)); + if (ret != 0) + dev_warn(&i2c->dev, "Failed to apply i2c_regmap patch: %d\n", + ret); + + ret = regmap_register_patch(rt5514->regmap, rt5514_patch, + ARRAY_SIZE(rt5514_patch)); + 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"); |