The patch adds the rt1016 support.

Signed-off-by: Oder Chiou oder_chiou@realtek.com --- sound/soc/codecs/rt1016.c | 695 ++++++++++++++++++++++++++++++++++++++ sound/soc/codecs/rt1016.h | 232 +++++++++++++ 2 files changed, 927 insertions(+) create mode 100644 sound/soc/codecs/rt1016.c create mode 100644 sound/soc/codecs/rt1016.h

diff --git a/sound/soc/codecs/rt1016.c b/sound/soc/codecs/rt1016.c new file mode 100644 index 000000000000..a23d368ab4da --- /dev/null +++ b/sound/soc/codecs/rt1016.c @@ -0,0 +1,695 @@ +// SPDX-License-Identifier: GPL-2.0 +// +// rt1016.c -- RT1016 ALSA SoC audio amplifier driver +// +// Copyright 2020 Realtek Semiconductor Corp. +// Author: Oder Chiou oder_chiou@realtek.com +// + +#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 "rt1016.h" + +static const struct reg_sequence rt1016_patch[] = { + {RT1016_VOL_CTRL_3, 0x8900}, + {RT1016_ANA_CTRL_1, 0xa002}, + {RT1016_ANA_CTRL_2, 0x0002}, + {RT1016_CLOCK_4, 0x6700}, + {RT1016_CLASSD_3, 0xdc55}, + {RT1016_CLASSD_4, 0x376a}, + {RT1016_CLASSD_5, 0x009f}, +}; + +static const struct reg_default rt1016_reg[] = { + {0x00, 0x0000}, + {0x01, 0x5400}, + {0x02, 0x5506}, + {0x03, 0xf800}, + {0x04, 0x0000}, + {0x05, 0xbfbf}, + {0x06, 0x8900}, + {0x07, 0xa002}, + {0x08, 0x0000}, + {0x09, 0x0000}, + {0x0a, 0x0000}, + {0x0c, 0x0000}, + {0x0d, 0x0000}, + {0x0e, 0x10ec}, + {0x0f, 0x6595}, + {0x11, 0x0002}, + {0x1c, 0x0000}, + {0x1d, 0x0000}, + {0x1e, 0x0000}, + {0x1f, 0xf000}, + {0x20, 0x0000}, + {0x21, 0x6000}, + {0x22, 0x0000}, + {0x23, 0x6700}, + {0x24, 0x0000}, + {0x25, 0x0000}, + {0x26, 0x0000}, + {0x40, 0x0018}, + {0x60, 0x00a5}, + {0x80, 0x0010}, + {0x81, 0x0009}, + {0x82, 0x0000}, + {0x83, 0x0000}, + {0xa0, 0x0700}, + {0xc0, 0x0080}, + {0xc1, 0x02a0}, + {0xc2, 0x1400}, + {0xc3, 0x0a4a}, + {0xc4, 0x552a}, + {0xc5, 0x087e}, + {0xc6, 0x0020}, + {0xc7, 0xa833}, + {0xc8, 0x0433}, + {0xc9, 0x8040}, + {0xca, 0xdc55}, + {0xcb, 0x376a}, + {0xcc, 0x009f}, + {0xcf, 0x0020}, +}; + +static bool rt1016_volatile_register(struct device *dev, unsigned int reg) +{ + switch (reg) { + case RT1016_ANA_FLAG: + case RT1016_VERSION2_ID: + case RT1016_VERSION1_ID: + case RT1016_VENDER_ID: + case RT1016_DEVICE_ID: + case RT1016_TEST_SIGNAL: + case RT1016_SC_CTRL_1: + return true; + + default: + return false; + } +} + +static bool rt1016_readable_register(struct device *dev, unsigned int reg) +{ + switch (reg) { + case RT1016_RESET: + case RT1016_PADS_CTRL_1: + case RT1016_PADS_CTRL_2: + case RT1016_I2C_CTRL: + case RT1016_VOL_CTRL_1: + case RT1016_VOL_CTRL_2: + case RT1016_VOL_CTRL_3: + case RT1016_ANA_CTRL_1: + case RT1016_MUX_SEL: + case RT1016_RX_I2S_CTRL: + case RT1016_ANA_FLAG: + case RT1016_VERSION2_ID: + case RT1016_VERSION1_ID: + case RT1016_VENDER_ID: + case RT1016_DEVICE_ID: + case RT1016_ANA_CTRL_2: + case RT1016_TEST_SIGNAL: + case RT1016_TEST_CTRL_1: + case RT1016_TEST_CTRL_2: + case RT1016_TEST_CTRL_3: + case RT1016_CLOCK_1: + case RT1016_CLOCK_2: + case RT1016_CLOCK_3: + case RT1016_CLOCK_4: + case RT1016_CLOCK_5: + case RT1016_CLOCK_6: + case RT1016_CLOCK_7: + case RT1016_I2S_CTRL: + case RT1016_DAC_CTRL_1: + case RT1016_SC_CTRL_1: + case RT1016_SC_CTRL_2: + case RT1016_SC_CTRL_3: + case RT1016_SC_CTRL_4: + case RT1016_SIL_DET: + case RT1016_SYS_CLK: + case RT1016_BIAS_CUR: + case RT1016_DAC_CTRL_2: + case RT1016_LDO_CTRL: + case RT1016_CLASSD_1: + case RT1016_PLL1: + case RT1016_PLL2: + case RT1016_PLL3: + case RT1016_CLASSD_2: + case RT1016_CLASSD_OUT: + case RT1016_CLASSD_3: + case RT1016_CLASSD_4: + case RT1016_CLASSD_5: + case RT1016_PWR_CTRL: + return true; + + default: + return false; + } +} + +static const DECLARE_TLV_DB_SCALE(dac_vol_tlv, -9550, 50, 0); + +static const struct snd_kcontrol_new rt1016_snd_controls[] = { + SOC_DOUBLE_TLV("DAC Playback Volume", RT1016_VOL_CTRL_2, + RT1016_L_VOL_SFT, RT1016_R_VOL_SFT, 191, 0, dac_vol_tlv), + SOC_DOUBLE("DAC Playback Switch", RT1016_VOL_CTRL_1, + RT1016_DA_MUTE_L_SFT, RT1016_DA_MUTE_R_SFT, 1, 1), +}; + +static int rt1016_is_sys_clk_from_pll(struct snd_soc_dapm_widget *source, + struct snd_soc_dapm_widget *sink) +{ + struct snd_soc_component *component = + snd_soc_dapm_to_component(source->dapm); + struct rt1016_priv *rt1016 = snd_soc_component_get_drvdata(component); + + if (rt1016->sysclk_src == RT1016_SCLK_S_PLL) + return 1; + else + return 0; +} + +/* Interface data select */ +static const char * const rt1016_data_select[] = { + "L/R", "R/L", "L/L", "R/R" +}; + +static SOC_ENUM_SINGLE_DECL(rt1016_if_data_swap_enum, + RT1016_I2S_CTRL, RT1016_I2S_DATA_SWAP_SFT, rt1016_data_select); + +static const struct snd_kcontrol_new rt1016_if_data_swap_mux = + SOC_DAPM_ENUM("Data Swap Mux", rt1016_if_data_swap_enum); + +static const struct snd_soc_dapm_widget rt1016_dapm_widgets[] = { + SND_SOC_DAPM_MUX("Data Swap Mux", SND_SOC_NOPM, 0, 0, + &rt1016_if_data_swap_mux), + + SND_SOC_DAPM_SUPPLY("DAC Filter", RT1016_CLOCK_3, + RT1016_PWR_DAC_FILTER_BIT, 0, NULL, 0), + SND_SOC_DAPM_SUPPLY("DAMOD", RT1016_CLOCK_3, RT1016_PWR_DACMOD_BIT, 0, + NULL, 0), + SND_SOC_DAPM_SUPPLY("FIFO", RT1016_CLOCK_3, RT1016_PWR_CLK_FIFO_BIT, 0, + NULL, 0), + SND_SOC_DAPM_SUPPLY("Pure DC", RT1016_CLOCK_3, + RT1016_PWR_CLK_PUREDC_BIT, 0, NULL, 0), + SND_SOC_DAPM_SUPPLY("CLK Silence Det", RT1016_CLOCK_3, + RT1016_PWR_SIL_DET_BIT, 0, NULL, 0), + SND_SOC_DAPM_SUPPLY("RC 25M", RT1016_CLOCK_3, RT1016_PWR_RC_25M_BIT, 0, + NULL, 0), + SND_SOC_DAPM_SUPPLY("PLL1", RT1016_CLOCK_3, RT1016_PWR_PLL1_BIT, 0, + NULL, 0), + SND_SOC_DAPM_SUPPLY("ANA CTRL", RT1016_CLOCK_3, RT1016_PWR_ANA_CTRL_BIT, + 0, NULL, 0), + SND_SOC_DAPM_SUPPLY("CLK SYS", RT1016_CLOCK_3, RT1016_PWR_CLK_SYS_BIT, + 0, NULL, 0), + + SND_SOC_DAPM_SUPPLY("LRCK Det", RT1016_CLOCK_4, RT1016_PWR_LRCK_DET_BIT, + 0, NULL, 0), + SND_SOC_DAPM_SUPPLY("BCLK Det", RT1016_CLOCK_4, RT1016_PWR_BCLK_DET_BIT, + 0, NULL, 0), + + SND_SOC_DAPM_SUPPLY("CKGEN DAC", RT1016_DAC_CTRL_2, + RT1016_CKGEN_DAC_BIT, 0, NULL, 0), + SND_SOC_DAPM_SUPPLY("VCM SLOW", RT1016_CLASSD_1, RT1016_VCM_SLOW_BIT, 0, + NULL, 0), + SND_SOC_DAPM_SUPPLY("Silence Det", RT1016_SIL_DET, + RT1016_SIL_DET_EN_BIT, 0, NULL, 0), + SND_SOC_DAPM_SUPPLY("PLL2", RT1016_PLL2, RT1016_PLL2_EN_BIT, 0, NULL, + 0), + + SND_SOC_DAPM_SUPPLY_S("BG1 BG2", 1, RT1016_PWR_CTRL, + RT1016_PWR_BG_1_2_BIT, 0, NULL, 0), + SND_SOC_DAPM_SUPPLY_S("MBIAS BG", 1, RT1016_PWR_CTRL, + RT1016_PWR_MBIAS_BG_BIT, 0, NULL, 0), + SND_SOC_DAPM_SUPPLY_S("PLL", 1, RT1016_PWR_CTRL, RT1016_PWR_PLL_BIT, 0, + NULL, 0), + SND_SOC_DAPM_SUPPLY_S("BASIC", 1, RT1016_PWR_CTRL, RT1016_PWR_BASIC_BIT, + 0, NULL, 0), + SND_SOC_DAPM_SUPPLY_S("CLASS D", 1, RT1016_PWR_CTRL, + RT1016_PWR_CLSD_BIT, 0, NULL, 0), + SND_SOC_DAPM_SUPPLY_S("25M", 1, RT1016_PWR_CTRL, RT1016_PWR_25M_BIT, 0, + NULL, 0), + SND_SOC_DAPM_SUPPLY_S("DACL", 1, RT1016_PWR_CTRL, RT1016_PWR_DACL_BIT, + 0, NULL, 0), + SND_SOC_DAPM_SUPPLY_S("DACR", 1, RT1016_PWR_CTRL, RT1016_PWR_DACR_BIT, + 0, NULL, 0), + SND_SOC_DAPM_SUPPLY_S("LDO2", 1, RT1016_PWR_CTRL, RT1016_PWR_LDO2_BIT, + 0, NULL, 0), + SND_SOC_DAPM_SUPPLY_S("VREF", 1, RT1016_PWR_CTRL, RT1016_PWR_VREF_BIT, + 0, NULL, 0), + SND_SOC_DAPM_SUPPLY_S("MBIAS", 1, RT1016_PWR_CTRL, RT1016_PWR_MBIAS_BIT, + 0, NULL, 0), + + SND_SOC_DAPM_AIF_IN("AIFRX", "AIF Playback", 0, SND_SOC_NOPM, 0, 0), + SND_SOC_DAPM_DAC("DAC", NULL, SND_SOC_NOPM, 0, 0), + + SND_SOC_DAPM_OUTPUT("SPO"), +}; + +static const struct snd_soc_dapm_route rt1016_dapm_routes[] = { + { "Data Swap Mux", "L/R", "AIFRX" }, + { "Data Swap Mux", "R/L", "AIFRX" }, + { "Data Swap Mux", "L/L", "AIFRX" }, + { "Data Swap Mux", "R/R", "AIFRX" }, + + { "DAC", NULL, "DAC Filter" }, + { "DAC", NULL, "DAMOD" }, + { "DAC", NULL, "FIFO" }, + { "DAC", NULL, "Pure DC" }, + { "DAC", NULL, "Silence Det" }, + { "DAC", NULL, "ANA CTRL" }, + { "DAC", NULL, "CLK SYS" }, + { "DAC", NULL, "LRCK Det" }, + { "DAC", NULL, "BCLK Det" }, + { "DAC", NULL, "CKGEN DAC" }, + { "DAC", NULL, "VCM SLOW" }, + + { "PLL", NULL, "PLL1" }, + { "PLL", NULL, "PLL2" }, + { "25M", NULL, "RC 25M" }, + { "Silence Det", NULL, "CLK Silence Det" }, + + { "DAC", NULL, "Data Swap Mux" }, + { "DAC", NULL, "BG1 BG2" }, + { "DAC", NULL, "MBIAS BG" }, + { "DAC", NULL, "PLL", rt1016_is_sys_clk_from_pll}, + { "DAC", NULL, "BASIC" }, + { "DAC", NULL, "CLASS D" }, + { "DAC", NULL, "25M" }, + { "DAC", NULL, "DACL" }, + { "DAC", NULL, "DACR" }, + { "DAC", NULL, "LDO2" }, + { "DAC", NULL, "VREF" }, + { "DAC", NULL, "MBIAS" }, + + { "SPO", NULL, "DAC" }, +}; + +static int rt1016_hw_params(struct snd_pcm_substream *substream, + struct snd_pcm_hw_params *params, struct snd_soc_dai *dai) +{ + struct snd_soc_component *component = dai->component; + struct rt1016_priv *rt1016 = snd_soc_component_get_drvdata(component); + int pre_div, bclk_ms, frame_size; + unsigned int val_len = 0; + + rt1016->lrck = params_rate(params); + pre_div = rl6231_get_clk_info(rt1016->sysclk, rt1016->lrck); + if (pre_div < 0) { + dev_err(component->dev, "Unsupported clock rate\n"); + return -EINVAL; + } + + frame_size = snd_soc_params_to_frame_size(params); + if (frame_size < 0) { + dev_err(component->dev, "Unsupported frame size: %d\n", + frame_size); + return -EINVAL; + } + + bclk_ms = frame_size > 32; + rt1016->bclk = rt1016->lrck * (32 << bclk_ms); + + if (bclk_ms && rt1016->master) + snd_soc_component_update_bits(component, RT1016_I2S_CTRL, + RT1016_I2S_BCLK_MS_MASK, RT1016_I2S_BCLK_MS_64); + + dev_dbg(component->dev, "lrck is %dHz and pre_div is %d for iis %d\n", + rt1016->lrck, pre_div, dai->id); + + switch (params_width(params)) { + case 16: + val_len = RT1016_I2S_DL_16; + break; + case 20: + val_len = RT1016_I2S_DL_20; + break; + case 24: + val_len = RT1016_I2S_DL_24; + break; + case 32: + val_len = RT1016_I2S_DL_32; + break; + default: + return -EINVAL; + } + + snd_soc_component_update_bits(component, RT1016_I2S_CTRL, + RT1016_I2S_DL_MASK, val_len); + snd_soc_component_update_bits(component, RT1016_CLOCK_2, + RT1016_FS_PD_MASK | RT1016_OSR_PD_MASK, + ((pre_div + 3) << RT1016_FS_PD_SFT) | + (pre_div << RT1016_OSR_PD_SFT)); + + return 0; +} + +static int rt1016_set_dai_fmt(struct snd_soc_dai *dai, unsigned int fmt) +{ + struct snd_soc_component *component = dai->component; + struct rt1016_priv *rt1016 = snd_soc_component_get_drvdata(component); + unsigned int reg_val = 0; + + switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) { + case SND_SOC_DAIFMT_CBM_CFM: + reg_val |= RT1016_I2S_MS_M; + rt1016->master = 1; + break; + case SND_SOC_DAIFMT_CBS_CFS: + reg_val |= RT1016_I2S_MS_S; + break; + default: + return -EINVAL; + } + + switch (fmt & SND_SOC_DAIFMT_INV_MASK) { + case SND_SOC_DAIFMT_NB_NF: + break; + case SND_SOC_DAIFMT_IB_NF: + reg_val |= RT1016_I2S_BCLK_POL_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 |= RT1016_I2S_DF_LEFT; + break; + + case SND_SOC_DAIFMT_DSP_A: + reg_val |= RT1016_I2S_DF_PCM_A; + break; + + case SND_SOC_DAIFMT_DSP_B: + reg_val |= RT1016_I2S_DF_PCM_B; + break; + + default: + return -EINVAL; + } + + snd_soc_component_update_bits(component, RT1016_I2S_CTRL, + RT1016_I2S_MS_MASK | RT1016_I2S_BCLK_POL_MASK | + RT1016_I2S_DF_MASK, reg_val); + + return 0; +} + +static int rt1016_set_component_sysclk(struct snd_soc_component *component, + int clk_id, int source, unsigned int freq, int dir) +{ + struct rt1016_priv *rt1016 = snd_soc_component_get_drvdata(component); + unsigned int reg_val = 0; + + if (freq == rt1016->sysclk && clk_id == rt1016->sysclk_src) + return 0; + + switch (clk_id) { + case RT1016_SCLK_S_MCLK: + reg_val |= RT1016_CLK_SYS_SEL_MCLK; + break; + + case RT1016_SCLK_S_PLL: + reg_val |= RT1016_CLK_SYS_SEL_PLL; + break; + + default: + dev_err(component->dev, "Invalid clock id (%d)\n", clk_id); + return -EINVAL; + } + + rt1016->sysclk = freq; + rt1016->sysclk_src = clk_id; + + dev_dbg(component->dev, "Sysclk is %dHz and clock id is %d\n", + freq, clk_id); + + snd_soc_component_update_bits(component, RT1016_CLOCK_1, + RT1016_CLK_SYS_SEL_MASK, reg_val); + + return 0; +} + +static int rt1016_set_component_pll(struct snd_soc_component *component, + int pll_id, int source, unsigned int freq_in, + unsigned int freq_out) +{ + struct rt1016_priv *rt1016 = snd_soc_component_get_drvdata(component); + struct rl6231_pll_code pll_code; + int ret; + + if (!freq_in || !freq_out) { + dev_dbg(component->dev, "PLL disabled\n"); + + rt1016->pll_in = 0; + rt1016->pll_out = 0; + + return 0; + } + + if (source == rt1016->pll_src && freq_in == rt1016->pll_in && + freq_out == rt1016->pll_out) + return 0; + + switch (source) { + case RT1016_PLL_S_MCLK: + snd_soc_component_update_bits(component, RT1016_CLOCK_1, + RT1016_PLL_SEL_MASK, RT1016_PLL_SEL_MCLK); + break; + + case RT1016_PLL_S_BCLK: + snd_soc_component_update_bits(component, RT1016_CLOCK_1, + RT1016_PLL_SEL_MASK, RT1016_PLL_SEL_BCLK); + break; + + default: + dev_err(component->dev, "Unknown PLL Source %d\n", source); + return -EINVAL; + } + + ret = rl6231_pll_calc(freq_in, freq_out * 4, &pll_code); + if (ret < 0) { + dev_err(component->dev, "Unsupport input clock %d\n", freq_in); + return ret; + } + + dev_dbg(component->dev, "mbypass=%d m=%d n=%d kbypass=%d k=%d\n", + pll_code.m_bp, (pll_code.m_bp ? 0 : pll_code.m_code), + pll_code.n_code, pll_code.k_bp, + (pll_code.k_bp ? 0 : pll_code.k_code)); + + snd_soc_component_write(component, RT1016_PLL1, + (pll_code.m_bp ? 0 : pll_code.m_code) << RT1016_PLL_M_SFT | + pll_code.m_bp << RT1016_PLL_M_BP_SFT | pll_code.n_code); + snd_soc_component_write(component, RT1016_PLL2, + pll_code.k_bp << RT1016_PLL_K_BP_SFT | + (pll_code.k_bp ? 0 : pll_code.k_code)); + + rt1016->pll_in = freq_in; + rt1016->pll_out = freq_out; + rt1016->pll_src = source; + + return 0; +} + +static int rt1016_probe(struct snd_soc_component *component) +{ + struct rt1016_priv *rt1016 = + snd_soc_component_get_drvdata(component); + + rt1016->component = component; + + return 0; +} + +static void rt1016_remove(struct snd_soc_component *component) +{ + struct rt1016_priv *rt1016 = snd_soc_component_get_drvdata(component); + + regmap_write(rt1016->regmap, RT1016_RESET, 0); +} + +#define RT1016_STEREO_RATES SNDRV_PCM_RATE_8000_48000 +#define RT1016_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3LE | \ + SNDRV_PCM_FMTBIT_S24_LE | SNDRV_PCM_FMTBIT_S8) + +static struct snd_soc_dai_ops rt1016_aif_dai_ops = { + .hw_params = rt1016_hw_params, + .set_fmt = rt1016_set_dai_fmt, +}; + +static struct snd_soc_dai_driver rt1016_dai[] = { + { + .name = "rt1016-aif", + .id = 0, + .playback = { + .stream_name = "AIF Playback", + .channels_min = 1, + .channels_max = 2, + .rates = RT1016_STEREO_RATES, + .formats = RT1016_FORMATS, + }, + .ops = &rt1016_aif_dai_ops, + } +}; + +#ifdef CONFIG_PM +static int rt1016_suspend(struct snd_soc_component *component) +{ + struct rt1016_priv *rt1016 = snd_soc_component_get_drvdata(component); + + regcache_cache_only(rt1016->regmap, true); + regcache_mark_dirty(rt1016->regmap); + + return 0; +} + +static int rt1016_resume(struct snd_soc_component *component) +{ + struct rt1016_priv *rt1016 = snd_soc_component_get_drvdata(component); + + regcache_cache_only(rt1016->regmap, false); + regcache_sync(rt1016->regmap); + + return 0; +} +#else +#define rt1016_suspend NULL +#define rt1016_resume NULL +#endif + +static const struct snd_soc_component_driver soc_component_dev_rt1016 = { + .probe = rt1016_probe, + .remove = rt1016_remove, + .suspend = rt1016_suspend, + .resume = rt1016_resume, + .controls = rt1016_snd_controls, + .num_controls = ARRAY_SIZE(rt1016_snd_controls), + .dapm_widgets = rt1016_dapm_widgets, + .num_dapm_widgets = ARRAY_SIZE(rt1016_dapm_widgets), + .dapm_routes = rt1016_dapm_routes, + .num_dapm_routes = ARRAY_SIZE(rt1016_dapm_routes), + .set_sysclk = rt1016_set_component_sysclk, + .set_pll = rt1016_set_component_pll, + .use_pmdown_time = 1, + .endianness = 1, + .non_legacy_dai_naming = 1, +}; + +static const struct regmap_config rt1016_regmap = { + .reg_bits = 8, + .val_bits = 16, + .max_register = RT1016_PWR_CTRL, + .volatile_reg = rt1016_volatile_register, + .readable_reg = rt1016_readable_register, + .cache_type = REGCACHE_RBTREE, + .reg_defaults = rt1016_reg, + .num_reg_defaults = ARRAY_SIZE(rt1016_reg), +}; + +static const struct i2c_device_id rt1016_i2c_id[] = { + { "rt1016", 0 }, + { } +}; +MODULE_DEVICE_TABLE(i2c, rt1016_i2c_id); + +#if defined(CONFIG_OF) +static const struct of_device_id rt1016_of_match[] = { + { .compatible = "realtek,rt1016", }, + {}, +}; +MODULE_DEVICE_TABLE(of, rt1016_of_match); +#endif + +#ifdef CONFIG_ACPI +static struct acpi_device_id rt1016_acpi_match[] = { + {"10EC1016", 0,}, + {}, +}; +MODULE_DEVICE_TABLE(acpi, rt1016_acpi_match); +#endif + +static int rt1016_i2c_probe(struct i2c_client *i2c, + const struct i2c_device_id *id) +{ + struct rt1016_priv *rt1016; + int ret; + unsigned int val; + + rt1016 = devm_kzalloc(&i2c->dev, sizeof(struct rt1016_priv), + GFP_KERNEL); + if (rt1016 == NULL) + return -ENOMEM; + + i2c_set_clientdata(i2c, rt1016); + + rt1016->regmap = devm_regmap_init_i2c(i2c, &rt1016_regmap); + if (IS_ERR(rt1016->regmap)) { + ret = PTR_ERR(rt1016->regmap); + dev_err(&i2c->dev, "Failed to allocate register map: %d\n", + ret); + return ret; + } + + regmap_read(rt1016->regmap, RT1016_DEVICE_ID, &val); + if (val != RT1016_DEVICE_ID_VAL) { + dev_err(&i2c->dev, + "Device with ID register %x is not rt1016\n", val); + return -ENODEV; + } + + regmap_write(rt1016->regmap, RT1016_RESET, 0); + + ret = regmap_register_patch(rt1016->regmap, rt1016_patch, + ARRAY_SIZE(rt1016_patch)); + if (ret != 0) + dev_warn(&i2c->dev, "Failed to apply regmap patch: %d\n", ret); + + return devm_snd_soc_register_component(&i2c->dev, + &soc_component_dev_rt1016, + rt1016_dai, ARRAY_SIZE(rt1016_dai)); +} + +static void rt1016_i2c_shutdown(struct i2c_client *client) +{ + struct rt1016_priv *rt1016 = i2c_get_clientdata(client); + + regmap_write(rt1016->regmap, RT1016_RESET, 0); +} + +static struct i2c_driver rt1016_i2c_driver = { + .driver = { + .name = "rt1016", + .of_match_table = of_match_ptr(rt1016_of_match), + .acpi_match_table = ACPI_PTR(rt1016_acpi_match), + }, + .probe = rt1016_i2c_probe, + .shutdown = rt1016_i2c_shutdown, + .id_table = rt1016_i2c_id, +}; +module_i2c_driver(rt1016_i2c_driver); + +MODULE_DESCRIPTION("ASoC RT1016 driver"); +MODULE_AUTHOR("Oder Chiou oder_chiou@realtek.com"); +MODULE_LICENSE("GPL v2"); diff --git a/sound/soc/codecs/rt1016.h b/sound/soc/codecs/rt1016.h new file mode 100644 index 000000000000..041d6a5a6f46 --- /dev/null +++ b/sound/soc/codecs/rt1016.h @@ -0,0 +1,232 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* + * rt1016.h -- RT1016 ALSA SoC audio amplifier driver + * + * Copyright 2020 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. + */ + +#ifndef __RT1016_H__ +#define __RT1016_H__ + +#define RT1016_DEVICE_ID_VAL 0x6595 + +#define RT1016_RESET 0x00 +#define RT1016_PADS_CTRL_1 0x01 +#define RT1016_PADS_CTRL_2 0x02 +#define RT1016_I2C_CTRL 0x03 +#define RT1016_VOL_CTRL_1 0x04 +#define RT1016_VOL_CTRL_2 0x05 +#define RT1016_VOL_CTRL_3 0x06 +#define RT1016_ANA_CTRL_1 0x07 +#define RT1016_MUX_SEL 0x08 +#define RT1016_RX_I2S_CTRL 0x09 +#define RT1016_ANA_FLAG 0x0a +#define RT1016_VERSION2_ID 0x0c +#define RT1016_VERSION1_ID 0x0d +#define RT1016_VENDER_ID 0x0e +#define RT1016_DEVICE_ID 0x0f +#define RT1016_ANA_CTRL_2 0x11 +#define RT1016_TEST_SIGNAL 0x1c +#define RT1016_TEST_CTRL_1 0x1d +#define RT1016_TEST_CTRL_2 0x1e +#define RT1016_TEST_CTRL_3 0x1f +#define RT1016_CLOCK_1 0x20 +#define RT1016_CLOCK_2 0x21 +#define RT1016_CLOCK_3 0x22 +#define RT1016_CLOCK_4 0x23 +#define RT1016_CLOCK_5 0x24 +#define RT1016_CLOCK_6 0x25 +#define RT1016_CLOCK_7 0x26 +#define RT1016_I2S_CTRL 0x40 +#define RT1016_DAC_CTRL_1 0x60 +#define RT1016_SC_CTRL_1 0x80 +#define RT1016_SC_CTRL_2 0x81 +#define RT1016_SC_CTRL_3 0x82 +#define RT1016_SC_CTRL_4 0x83 +#define RT1016_SIL_DET 0xa0 +#define RT1016_SYS_CLK 0xc0 +#define RT1016_BIAS_CUR 0xc1 +#define RT1016_DAC_CTRL_2 0xc2 +#define RT1016_LDO_CTRL 0xc3 +#define RT1016_CLASSD_1 0xc4 +#define RT1016_PLL1 0xc5 +#define RT1016_PLL2 0xc6 +#define RT1016_PLL3 0xc7 +#define RT1016_CLASSD_2 0xc8 +#define RT1016_CLASSD_OUT 0xc9 +#define RT1016_CLASSD_3 0xca +#define RT1016_CLASSD_4 0xcb +#define RT1016_CLASSD_5 0xcc +#define RT1016_PWR_CTRL 0xcf + +/* global definition */ +#define RT1016_L_VOL_MASK (0xff << 8) +#define RT1016_L_VOL_SFT 8 +#define RT1016_R_VOL_MASK (0xff) +#define RT1016_R_VOL_SFT 0 + +/* 0x04 */ +#define RT1016_DA_MUTE_L_SFT 7 +#define RT1016_DA_MUTE_R_SFT 6 + +/* 0x20 */ +#define RT1016_CLK_SYS_SEL_MASK (0x1 << 15) +#define RT1016_CLK_SYS_SEL_SFT 15 +#define RT1016_CLK_SYS_SEL_MCLK (0x0 << 15) +#define RT1016_CLK_SYS_SEL_PLL (0x1 << 15) +#define RT1016_PLL_SEL_MASK (0x1 << 13) +#define RT1016_PLL_SEL_SFT 13 +#define RT1016_PLL_SEL_MCLK (0x0 << 13) +#define RT1016_PLL_SEL_BCLK (0x1 << 13) + +/* 0x21 */ +#define RT1016_FS_PD_MASK (0x7 << 13) +#define RT1016_FS_PD_SFT 13 +#define RT1016_OSR_PD_MASK (0x3 << 10) +#define RT1016_OSR_PD_SFT 10 + +/* 0x22 */ +#define RT1016_PWR_DAC_FILTER (0x1 << 11) +#define RT1016_PWR_DAC_FILTER_BIT 11 +#define RT1016_PWR_DACMOD (0x1 << 10) +#define RT1016_PWR_DACMOD_BIT 10 +#define RT1016_PWR_CLK_FIFO (0x1 << 9) +#define RT1016_PWR_CLK_FIFO_BIT 9 +#define RT1016_PWR_CLK_PUREDC (0x1 << 8) +#define RT1016_PWR_CLK_PUREDC_BIT 8 +#define RT1016_PWR_SIL_DET (0x1 << 7) +#define RT1016_PWR_SIL_DET_BIT 7 +#define RT1016_PWR_RC_25M (0x1 << 6) +#define RT1016_PWR_RC_25M_BIT 6 +#define RT1016_PWR_PLL1 (0x1 << 5) +#define RT1016_PWR_PLL1_BIT 5 +#define RT1016_PWR_ANA_CTRL (0x1 << 4) +#define RT1016_PWR_ANA_CTRL_BIT 4 +#define RT1016_PWR_CLK_SYS (0x1 << 3) +#define RT1016_PWR_CLK_SYS_BIT 3 + +/* 0x23 */ +#define RT1016_PWR_LRCK_DET (0x1 << 15) +#define RT1016_PWR_LRCK_DET_BIT 15 +#define RT1016_PWR_BCLK_DET (0x1 << 11) +#define RT1016_PWR_BCLK_DET_BIT 11 + +/* 0x40 */ +#define RT1016_I2S_BCLK_MS_MASK (0x1 << 15) +#define RT1016_I2S_BCLK_MS_SFT 15 +#define RT1016_I2S_BCLK_MS_32 (0x0 << 15) +#define RT1016_I2S_BCLK_MS_64 (0x1 << 15) +#define RT1016_I2S_BCLK_POL_MASK (0x1 << 13) +#define RT1016_I2S_BCLK_POL_SFT 13 +#define RT1016_I2S_BCLK_POL_NOR (0x0 << 13) +#define RT1016_I2S_BCLK_POL_INV (0x1 << 13) +#define RT1016_I2S_DATA_SWAP_MASK (0x1 << 10) +#define RT1016_I2S_DATA_SWAP_SFT 10 +#define RT1016_I2S_DL_MASK (0x7 << 4) +#define RT1016_I2S_DL_SFT 4 +#define RT1016_I2S_DL_16 (0x1 << 4) +#define RT1016_I2S_DL_20 (0x2 << 4) +#define RT1016_I2S_DL_24 (0x3 << 4) +#define RT1016_I2S_DL_32 (0x4 << 4) +#define RT1016_I2S_MS_MASK (0x1 << 3) +#define RT1016_I2S_MS_SFT 3 +#define RT1016_I2S_MS_M (0x0 << 3) +#define RT1016_I2S_MS_S (0x1 << 3) +#define RT1016_I2S_DF_MASK (0x7 << 0) +#define RT1016_I2S_DF_SFT 0 +#define RT1016_I2S_DF_I2S (0x0) +#define RT1016_I2S_DF_LEFT (0x1) +#define RT1016_I2S_DF_PCM_A (0x2) +#define RT1016_I2S_DF_PCM_B (0x3) + +/* 0xa0 */ +#define RT1016_SIL_DET_EN (0x1 << 15) +#define RT1016_SIL_DET_EN_BIT 15 + +/* 0xc2 */ +#define RT1016_CKGEN_DAC (0x1 << 13) +#define RT1016_CKGEN_DAC_BIT 13 + +/* 0xc4 */ +#define RT1016_VCM_SLOW (0x1 << 6) +#define RT1016_VCM_SLOW_BIT 6 + +/* 0xc5 */ +#define RT1016_PLL_M_MAX 0xf +#define RT1016_PLL_M_MASK (RT1016_PLL_M_MAX << 12) +#define RT1016_PLL_M_SFT 12 +#define RT1016_PLL_M_BP (0x1 << 11) +#define RT1016_PLL_M_BP_SFT 11 +#define RT1016_PLL_N_MAX 0x1ff +#define RT1016_PLL_N_MASK (RT1016_PLL_N_MAX << 0) +#define RT1016_PLL_N_SFT 0 + +/* 0xc6 */ +#define RT1016_PLL2_EN (0x1 << 15) +#define RT1016_PLL2_EN_BIT 15 +#define RT1016_PLL_K_BP (0x1 << 5) +#define RT1016_PLL_K_BP_SFT 5 +#define RT1016_PLL_K_MAX 0x1f +#define RT1016_PLL_K_MASK (RT1016_PLL_K_MAX) +#define RT1016_PLL_K_SFT 0 + +/* 0xcf */ +#define RT1016_PWR_BG_1_2 (0x1 << 12) +#define RT1016_PWR_BG_1_2_BIT 12 +#define RT1016_PWR_MBIAS_BG (0x1 << 11) +#define RT1016_PWR_MBIAS_BG_BIT 11 +#define RT1016_PWR_PLL (0x1 << 9) +#define RT1016_PWR_PLL_BIT 9 +#define RT1016_PWR_BASIC (0x1 << 8) +#define RT1016_PWR_BASIC_BIT 8 +#define RT1016_PWR_CLSD (0x1 << 7) +#define RT1016_PWR_CLSD_BIT 7 +#define RT1016_PWR_25M (0x1 << 6) +#define RT1016_PWR_25M_BIT 6 +#define RT1016_PWR_DACL (0x1 << 4) +#define RT1016_PWR_DACL_BIT 4 +#define RT1016_PWR_DACR (0x1 << 3) +#define RT1016_PWR_DACR_BIT 3 +#define RT1016_PWR_LDO2 (0x1 << 2) +#define RT1016_PWR_LDO2_BIT 2 +#define RT1016_PWR_VREF (0x1 << 1) +#define RT1016_PWR_VREF_BIT 1 +#define RT1016_PWR_MBIAS (0x1 << 0) +#define RT1016_PWR_MBIAS_BIT 0 + +/* System Clock Source */ +enum { + RT1016_SCLK_S_MCLK, + RT1016_SCLK_S_PLL, +}; + +/* PLL1 Source */ +enum { + RT1016_PLL_S_MCLK, + RT1016_PLL_S_BCLK, +}; + +enum { + RT1016_AIF1, + RT1016_AIFS, +}; + +struct rt1016_priv { + struct snd_soc_component *component; + struct regmap *regmap; + int sysclk; + int sysclk_src; + int lrck; + int bclk; + int master; + int pll_src; + int pll_in; + int pll_out; +}; + +#endif /* __RT1016_H__ */