diff options
Diffstat (limited to 'sound/soc/codecs/rt5651.c')
-rw-r--r-- | sound/soc/codecs/rt5651.c | 753 |
1 files changed, 405 insertions, 348 deletions
diff --git a/sound/soc/codecs/rt5651.c b/sound/soc/codecs/rt5651.c index 831b297978a4..6b5669f3e85d 100644 --- a/sound/soc/codecs/rt5651.c +++ b/sound/soc/codecs/rt5651.c @@ -19,7 +19,6 @@ #include <linux/platform_device.h> #include <linux/spi/spi.h> #include <linux/acpi.h> -#include <linux/dmi.h> #include <sound/core.h> #include <sound/pcm.h> #include <sound/pcm_params.h> @@ -32,10 +31,6 @@ #include "rl6231.h" #include "rt5651.h" -#define RT5651_JD_MAP(quirk) ((quirk) & GENMASK(7, 0)) -#define RT5651_IN2_DIFF BIT(16) -#define RT5651_DMIC_EN BIT(17) - #define RT5651_DEVICE_ID_VALUE 0x6281 #define RT5651_PR_RANGE_BASE (0xff + 1) @@ -43,8 +38,6 @@ #define RT5651_PR_BASE (RT5651_PR_RANGE_BASE + (0 * RT5651_PR_SPACING)) -static unsigned long rt5651_quirk; - static const struct regmap_range_cfg rt5651_ranges[] = { { .name = "PR", .range_min = RT5651_PR_BASE, .range_max = RT5651_PR_BASE + 0xb4, @@ -384,36 +377,22 @@ static const struct snd_kcontrol_new rt5651_snd_controls[] = { static int 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 rt5651_priv *rt5651 = snd_soc_codec_get_drvdata(codec); + struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm); + struct rt5651_priv *rt5651 = snd_soc_component_get_drvdata(component); int idx, rate; rate = rt5651->sysclk / rl6231_get_pre_div(rt5651->regmap, RT5651_ADDA_CLK1, RT5651_I2S_PD1_SFT); idx = rl6231_calc_dmic_clk(rate); if (idx < 0) - dev_err(codec->dev, "Failed to set DMIC clock\n"); + dev_err(component->dev, "Failed to set DMIC clock\n"); else - snd_soc_update_bits(codec, RT5651_DMIC, RT5651_DMIC_CLK_MASK, + snd_soc_component_update_bits(component, RT5651_DMIC, RT5651_DMIC_CLK_MASK, idx << RT5651_DMIC_CLK_SFT); return idx; } -static int is_sysclk_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); - unsigned int val; - - val = snd_soc_read(codec, RT5651_GLB_CLK); - val &= RT5651_SCLK_SRC_MASK; - if (val == RT5651_SCLK_SRC_PLL1) - return 1; - else - return 0; -} - /* Digital Mixer */ static const struct snd_kcontrol_new rt5651_sto1_adc_l_mix[] = { SOC_DAPM_SINGLE("ADC1 Switch", RT5651_STO1_ADC_MIXER, @@ -703,8 +682,8 @@ static const struct snd_kcontrol_new rt5651_pdm_r_mux = static int rt5651_amp_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 rt5651_priv *rt5651 = snd_soc_codec_get_drvdata(codec); + struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm); + struct rt5651_priv *rt5651 = snd_soc_component_get_drvdata(component); switch (event) { case SND_SOC_DAPM_POST_PMU: @@ -741,8 +720,8 @@ static int rt5651_amp_power_event(struct snd_soc_dapm_widget *w, static int rt5651_hp_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 rt5651_priv *rt5651 = snd_soc_codec_get_drvdata(codec); + struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm); + struct rt5651_priv *rt5651 = snd_soc_component_get_drvdata(component); switch (event) { case SND_SOC_DAPM_POST_PMU: @@ -786,8 +765,8 @@ static int rt5651_hp_post_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 rt5651_priv *rt5651 = snd_soc_codec_get_drvdata(codec); + struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm); + struct rt5651_priv *rt5651 = snd_soc_component_get_drvdata(component); switch (event) { case SND_SOC_DAPM_POST_PMU: @@ -806,16 +785,16 @@ static int rt5651_hp_post_event(struct snd_soc_dapm_widget *w, static int rt5651_bst1_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 snd_soc_component *component = snd_soc_dapm_to_component(w->dapm); switch (event) { case SND_SOC_DAPM_POST_PMU: - snd_soc_update_bits(codec, RT5651_PWR_ANLG2, + snd_soc_component_update_bits(component, RT5651_PWR_ANLG2, RT5651_PWR_BST1_OP2, RT5651_PWR_BST1_OP2); break; case SND_SOC_DAPM_PRE_PMD: - snd_soc_update_bits(codec, RT5651_PWR_ANLG2, + snd_soc_component_update_bits(component, RT5651_PWR_ANLG2, RT5651_PWR_BST1_OP2, 0); break; @@ -829,16 +808,16 @@ static int rt5651_bst1_event(struct snd_soc_dapm_widget *w, static int rt5651_bst2_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 snd_soc_component *component = snd_soc_dapm_to_component(w->dapm); switch (event) { case SND_SOC_DAPM_POST_PMU: - snd_soc_update_bits(codec, RT5651_PWR_ANLG2, + snd_soc_component_update_bits(component, RT5651_PWR_ANLG2, RT5651_PWR_BST2_OP2, RT5651_PWR_BST2_OP2); break; case SND_SOC_DAPM_PRE_PMD: - snd_soc_update_bits(codec, RT5651_PWR_ANLG2, + snd_soc_component_update_bits(component, RT5651_PWR_ANLG2, RT5651_PWR_BST2_OP2, 0); break; @@ -852,16 +831,16 @@ static int rt5651_bst2_event(struct snd_soc_dapm_widget *w, static int rt5651_bst3_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 snd_soc_component *component = snd_soc_dapm_to_component(w->dapm); switch (event) { case SND_SOC_DAPM_POST_PMU: - snd_soc_update_bits(codec, RT5651_PWR_ANLG2, + snd_soc_component_update_bits(component, RT5651_PWR_ANLG2, RT5651_PWR_BST3_OP2, RT5651_PWR_BST3_OP2); break; case SND_SOC_DAPM_PRE_PMD: - snd_soc_update_bits(codec, RT5651_PWR_ANLG2, + snd_soc_component_update_bits(component, RT5651_PWR_ANLG2, RT5651_PWR_BST3_OP2, 0); break; @@ -885,12 +864,6 @@ static const struct snd_soc_dapm_widget rt5651_dapm_widgets[] = { SND_SOC_DAPM_SUPPLY_S("ADC ASRC", 1, RT5651_PLL_MODE_2, 11, 0, NULL, 0), - SND_SOC_DAPM_SUPPLY("PLL1", RT5651_PWR_ANLG2, - RT5651_PWR_PLL_BIT, 0, NULL, 0), - /* Input Side */ - SND_SOC_DAPM_SUPPLY("JD Power", RT5651_PWR_ANLG2, - RT5651_PWM_JD_M_BIT, 0, NULL, 0), - /* micbias */ SND_SOC_DAPM_SUPPLY("LDO", RT5651_PWR_ANLG1, RT5651_PWR_LDO_BIT, 0, NULL, 0), @@ -1169,7 +1142,6 @@ static const struct snd_soc_dapm_route rt5651_dapm_routes[] = { {"Stereo1 ADC MIXL", "ADC1 Switch", "Stereo1 ADC L1 Mux"}, {"Stereo1 ADC MIXL", "ADC2 Switch", "Stereo1 ADC L2 Mux"}, {"Stereo1 ADC MIXL", NULL, "Stereo1 Filter"}, - {"Stereo1 Filter", NULL, "PLL1", is_sysclk_from_pll}, {"Stereo1 Filter", NULL, "ADC ASRC"}, {"Stereo1 ADC MIXR", "ADC1 Switch", "Stereo1 ADC R1 Mux"}, @@ -1179,7 +1151,6 @@ static const struct snd_soc_dapm_route rt5651_dapm_routes[] = { {"Stereo2 ADC MIXL", "ADC1 Switch", "Stereo2 ADC L1 Mux"}, {"Stereo2 ADC MIXL", "ADC2 Switch", "Stereo2 ADC L2 Mux"}, {"Stereo2 ADC MIXL", NULL, "Stereo2 Filter"}, - {"Stereo2 Filter", NULL, "PLL1", is_sysclk_from_pll}, {"Stereo2 Filter", NULL, "ADC ASRC"}, {"Stereo2 ADC MIXR", "ADC1 Switch", "Stereo2 ADC R1 Mux"}, @@ -1246,10 +1217,8 @@ static const struct snd_soc_dapm_route rt5651_dapm_routes[] = { {"PDM R Mux", "DD MIX", "DAC MIXR"}, {"DAC L1", NULL, "Stereo DAC MIXL"}, - {"DAC L1", NULL, "PLL1", is_sysclk_from_pll}, {"DAC L1", NULL, "DAC L1 Power"}, {"DAC R1", NULL, "Stereo DAC MIXR"}, - {"DAC R1", NULL, "PLL1", is_sysclk_from_pll}, {"DAC R1", NULL, "DAC R1 Power"}, {"DD MIXL", "DAC L1 Switch", "DAC MIXL"}, @@ -1313,8 +1282,8 @@ static const struct snd_soc_dapm_route rt5651_dapm_routes[] = { static int rt5651_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 rt5651_priv *rt5651 = snd_soc_codec_get_drvdata(codec); + struct snd_soc_component *component = dai->component; + struct rt5651_priv *rt5651 = snd_soc_component_get_drvdata(component); unsigned int val_len = 0, val_clk, mask_clk; int pre_div, bclk_ms, frame_size; @@ -1322,12 +1291,12 @@ static int rt5651_hw_params(struct snd_pcm_substream *substream, pre_div = rl6231_get_clk_info(rt5651->sysclk, rt5651->lrck[dai->id]); if (pre_div < 0) { - dev_err(codec->dev, "Unsupported clock setting\n"); + dev_err(component->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); + dev_err(component->dev, "Unsupported frame size: %d\n", frame_size); return -EINVAL; } bclk_ms = frame_size > 32 ? 1 : 0; @@ -1358,19 +1327,19 @@ static int rt5651_hw_params(struct snd_pcm_substream *substream, case RT5651_AIF1: mask_clk = RT5651_I2S_PD1_MASK; val_clk = pre_div << RT5651_I2S_PD1_SFT; - snd_soc_update_bits(codec, RT5651_I2S1_SDP, + snd_soc_component_update_bits(component, RT5651_I2S1_SDP, RT5651_I2S_DL_MASK, val_len); - snd_soc_update_bits(codec, RT5651_ADDA_CLK1, mask_clk, val_clk); + snd_soc_component_update_bits(component, RT5651_ADDA_CLK1, mask_clk, val_clk); break; case RT5651_AIF2: mask_clk = RT5651_I2S_BCLK_MS2_MASK | RT5651_I2S_PD2_MASK; val_clk = pre_div << RT5651_I2S_PD2_SFT; - snd_soc_update_bits(codec, RT5651_I2S2_SDP, + snd_soc_component_update_bits(component, RT5651_I2S2_SDP, RT5651_I2S_DL_MASK, val_len); - snd_soc_update_bits(codec, RT5651_ADDA_CLK1, mask_clk, val_clk); + snd_soc_component_update_bits(component, RT5651_ADDA_CLK1, mask_clk, val_clk); break; default: - dev_err(codec->dev, "Wrong dai->id: %d\n", dai->id); + dev_err(component->dev, "Wrong dai->id: %d\n", dai->id); return -EINVAL; } @@ -1379,8 +1348,8 @@ static int rt5651_hw_params(struct snd_pcm_substream *substream, static int rt5651_set_dai_fmt(struct snd_soc_dai *dai, unsigned int fmt) { - struct snd_soc_codec *codec = dai->codec; - struct rt5651_priv *rt5651 = snd_soc_codec_get_drvdata(codec); + struct snd_soc_component *component = dai->component; + struct rt5651_priv *rt5651 = snd_soc_component_get_drvdata(component); unsigned int reg_val = 0; switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) { @@ -1423,17 +1392,17 @@ static int rt5651_set_dai_fmt(struct snd_soc_dai *dai, unsigned int fmt) switch (dai->id) { case RT5651_AIF1: - snd_soc_update_bits(codec, RT5651_I2S1_SDP, + snd_soc_component_update_bits(component, RT5651_I2S1_SDP, RT5651_I2S_MS_MASK | RT5651_I2S_BP_MASK | RT5651_I2S_DF_MASK, reg_val); break; case RT5651_AIF2: - snd_soc_update_bits(codec, RT5651_I2S2_SDP, + snd_soc_component_update_bits(component, RT5651_I2S2_SDP, RT5651_I2S_MS_MASK | RT5651_I2S_BP_MASK | RT5651_I2S_DF_MASK, reg_val); break; default: - dev_err(codec->dev, "Wrong dai->id: %d\n", dai->id); + dev_err(component->dev, "Wrong dai->id: %d\n", dai->id); return -EINVAL; } return 0; @@ -1442,9 +1411,10 @@ static int rt5651_set_dai_fmt(struct snd_soc_dai *dai, unsigned int fmt) static int rt5651_set_dai_sysclk(struct snd_soc_dai *dai, int clk_id, unsigned int freq, int dir) { - struct snd_soc_codec *codec = dai->codec; - struct rt5651_priv *rt5651 = snd_soc_codec_get_drvdata(codec); + struct snd_soc_component *component = dai->component; + struct rt5651_priv *rt5651 = snd_soc_component_get_drvdata(component); unsigned int reg_val = 0; + unsigned int pll_bit = 0; if (freq == rt5651->sysclk && clk_id == rt5651->sysclk_src) return 0; @@ -1455,15 +1425,18 @@ static int rt5651_set_dai_sysclk(struct snd_soc_dai *dai, break; case RT5651_SCLK_S_PLL1: reg_val |= RT5651_SCLK_SRC_PLL1; + pll_bit |= RT5651_PWR_PLL; break; case RT5651_SCLK_S_RCCLK: reg_val |= RT5651_SCLK_SRC_RCCLK; break; default: - dev_err(codec->dev, "Invalid clock id (%d)\n", clk_id); + dev_err(component->dev, "Invalid clock id (%d)\n", clk_id); return -EINVAL; } - snd_soc_update_bits(codec, RT5651_GLB_CLK, + snd_soc_component_update_bits(component, RT5651_PWR_ANLG2, + RT5651_PWR_PLL, pll_bit); + snd_soc_component_update_bits(component, RT5651_GLB_CLK, RT5651_SCLK_SRC_MASK, reg_val); rt5651->sysclk = freq; rt5651->sysclk_src = clk_id; @@ -1476,8 +1449,8 @@ static int rt5651_set_dai_sysclk(struct snd_soc_dai *dai, static int rt5651_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 rt5651_priv *rt5651 = snd_soc_codec_get_drvdata(codec); + struct snd_soc_component *component = dai->component; + struct rt5651_priv *rt5651 = snd_soc_component_get_drvdata(component); struct rl6231_pll_code pll_code; int ret; @@ -1486,46 +1459,46 @@ static int rt5651_set_dai_pll(struct snd_soc_dai *dai, int pll_id, int source, return 0; if (!freq_in || !freq_out) { - dev_dbg(codec->dev, "PLL disabled\n"); + dev_dbg(component->dev, "PLL disabled\n"); rt5651->pll_in = 0; rt5651->pll_out = 0; - snd_soc_update_bits(codec, RT5651_GLB_CLK, + snd_soc_component_update_bits(component, RT5651_GLB_CLK, RT5651_SCLK_SRC_MASK, RT5651_SCLK_SRC_MCLK); return 0; } switch (source) { case RT5651_PLL1_S_MCLK: - snd_soc_update_bits(codec, RT5651_GLB_CLK, + snd_soc_component_update_bits(component, RT5651_GLB_CLK, RT5651_PLL1_SRC_MASK, RT5651_PLL1_SRC_MCLK); break; case RT5651_PLL1_S_BCLK1: - snd_soc_update_bits(codec, RT5651_GLB_CLK, + snd_soc_component_update_bits(component, RT5651_GLB_CLK, RT5651_PLL1_SRC_MASK, RT5651_PLL1_SRC_BCLK1); break; case RT5651_PLL1_S_BCLK2: - snd_soc_update_bits(codec, RT5651_GLB_CLK, + snd_soc_component_update_bits(component, RT5651_GLB_CLK, RT5651_PLL1_SRC_MASK, RT5651_PLL1_SRC_BCLK2); break; default: - dev_err(codec->dev, "Unknown PLL source %d\n", source); + dev_err(component->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); + dev_err(component->dev, "Unsupport input clock %d\n", freq_in); return ret; } - dev_dbg(codec->dev, "bypass=%d m=%d n=%d k=%d\n", + dev_dbg(component->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); - snd_soc_write(codec, RT5651_PLL_CTRL1, + snd_soc_component_write(component, RT5651_PLL_CTRL1, pll_code.n_code << RT5651_PLL_N_SFT | pll_code.k_code); - snd_soc_write(codec, RT5651_PLL_CTRL2, + snd_soc_component_write(component, RT5651_PLL_CTRL2, (pll_code.m_bp ? 0 : pll_code.m_code) << RT5651_PLL_M_SFT | pll_code.m_bp << RT5651_PLL_M_BP_SFT); @@ -1536,46 +1509,44 @@ static int rt5651_set_dai_pll(struct snd_soc_dai *dai, int pll_id, int source, return 0; } -static int rt5651_set_bias_level(struct snd_soc_codec *codec, +static int rt5651_set_bias_level(struct snd_soc_component *component, enum snd_soc_bias_level level) { - struct rt5651_priv *rt5651 = snd_soc_codec_get_drvdata(codec); - switch (level) { case SND_SOC_BIAS_PREPARE: - if (SND_SOC_BIAS_STANDBY == snd_soc_codec_get_bias_level(codec)) { - snd_soc_update_bits(codec, RT5651_PWR_ANLG1, + if (SND_SOC_BIAS_STANDBY == snd_soc_component_get_bias_level(component)) { + if (snd_soc_component_read32(component, RT5651_PLL_MODE_1) & 0x9200) + snd_soc_component_update_bits(component, RT5651_D_MISC, + 0xc00, 0xc00); + } + break; + case SND_SOC_BIAS_STANDBY: + if (SND_SOC_BIAS_OFF == snd_soc_component_get_bias_level(component)) { + snd_soc_component_update_bits(component, RT5651_PWR_ANLG1, RT5651_PWR_VREF1 | RT5651_PWR_MB | RT5651_PWR_BG | RT5651_PWR_VREF2, RT5651_PWR_VREF1 | RT5651_PWR_MB | RT5651_PWR_BG | RT5651_PWR_VREF2); usleep_range(10000, 15000); - snd_soc_update_bits(codec, RT5651_PWR_ANLG1, + snd_soc_component_update_bits(component, RT5651_PWR_ANLG1, RT5651_PWR_FV1 | RT5651_PWR_FV2, RT5651_PWR_FV1 | RT5651_PWR_FV2); - snd_soc_update_bits(codec, RT5651_PWR_ANLG1, - RT5651_PWR_LDO_DVO_MASK, - RT5651_PWR_LDO_DVO_1_2V); - snd_soc_update_bits(codec, RT5651_D_MISC, 0x1, 0x1); - if (snd_soc_read(codec, RT5651_PLL_MODE_1) & 0x9200) - snd_soc_update_bits(codec, RT5651_D_MISC, - 0xc00, 0xc00); + snd_soc_component_update_bits(component, RT5651_D_MISC, 0x1, 0x1); } break; - case SND_SOC_BIAS_STANDBY: - snd_soc_write(codec, RT5651_D_MISC, 0x0010); - snd_soc_write(codec, RT5651_PWR_DIG1, 0x0000); - snd_soc_write(codec, RT5651_PWR_DIG2, 0x0000); - snd_soc_write(codec, RT5651_PWR_VOL, 0x0000); - snd_soc_write(codec, RT5651_PWR_MIXER, 0x0000); - if (rt5651->pdata.jd_src) { - snd_soc_write(codec, RT5651_PWR_ANLG2, 0x0204); - snd_soc_write(codec, RT5651_PWR_ANLG1, 0x0002); - } else { - snd_soc_write(codec, RT5651_PWR_ANLG1, 0x0000); - snd_soc_write(codec, RT5651_PWR_ANLG2, 0x0000); - } + case SND_SOC_BIAS_OFF: + snd_soc_component_write(component, RT5651_D_MISC, 0x0010); + snd_soc_component_write(component, RT5651_PWR_DIG1, 0x0000); + snd_soc_component_write(component, RT5651_PWR_DIG2, 0x0000); + snd_soc_component_write(component, RT5651_PWR_VOL, 0x0000); + snd_soc_component_write(component, RT5651_PWR_MIXER, 0x0000); + /* Do not touch the LDO voltage select bits on bias-off */ + snd_soc_component_update_bits(component, RT5651_PWR_ANLG1, + ~RT5651_PWR_LDO_DVO_MASK, 0); + /* Leave PLL1 and jack-detect power as is, all others off */ + snd_soc_component_update_bits(component, RT5651_PWR_ANLG2, + ~(RT5651_PWR_PLL | RT5651_PWR_JD_M), 0); break; default: @@ -1585,53 +1556,326 @@ static int rt5651_set_bias_level(struct snd_soc_codec *codec, return 0; } -static int rt5651_probe(struct snd_soc_codec *codec) +static void rt5651_enable_micbias1_for_ovcd(struct snd_soc_component *component) +{ + struct snd_soc_dapm_context *dapm = snd_soc_component_get_dapm(component); + + snd_soc_dapm_mutex_lock(dapm); + snd_soc_dapm_force_enable_pin_unlocked(dapm, "LDO"); + snd_soc_dapm_force_enable_pin_unlocked(dapm, "micbias1"); + /* OVCD is unreliable when used with RCCLK as sysclk-source */ + snd_soc_dapm_force_enable_pin_unlocked(dapm, "Platform Clock"); + snd_soc_dapm_sync_unlocked(dapm); + snd_soc_dapm_mutex_unlock(dapm); +} + +static void rt5651_disable_micbias1_for_ovcd(struct snd_soc_component *component) +{ + struct snd_soc_dapm_context *dapm = snd_soc_component_get_dapm(component); + + snd_soc_dapm_mutex_lock(dapm); + snd_soc_dapm_disable_pin_unlocked(dapm, "Platform Clock"); + snd_soc_dapm_disable_pin_unlocked(dapm, "micbias1"); + snd_soc_dapm_disable_pin_unlocked(dapm, "LDO"); + snd_soc_dapm_sync_unlocked(dapm); + snd_soc_dapm_mutex_unlock(dapm); +} + +static void rt5651_clear_micbias1_ovcd(struct snd_soc_component *component) +{ + snd_soc_component_update_bits(component, RT5651_IRQ_CTRL2, + RT5651_MB1_OC_CLR, 0); +} + +static bool rt5651_micbias1_ovcd(struct snd_soc_component *component) +{ + int val; + + val = snd_soc_component_read32(component, RT5651_IRQ_CTRL2); + dev_dbg(component->dev, "irq ctrl2 %#04x\n", val); + + return (val & RT5651_MB1_OC_CLR); +} + +static bool rt5651_jack_inserted(struct snd_soc_component *component) +{ + struct rt5651_priv *rt5651 = snd_soc_component_get_drvdata(component); + int val; + + val = snd_soc_component_read32(component, RT5651_INT_IRQ_ST); + dev_dbg(component->dev, "irq status %#04x\n", val); + + switch (rt5651->jd_src) { + case RT5651_JD1_1: + val &= 0x1000; + break; + case RT5651_JD1_2: + val &= 0x2000; + break; + case RT5651_JD2: + val &= 0x4000; + break; + default: + break; + } + + return val == 0; +} + +/* Jack detect timings */ +#define JACK_SETTLE_TIME 100 /* milli seconds */ +#define JACK_DETECT_COUNT 5 +#define JACK_DETECT_MAXCOUNT 20 /* Aprox. 2 seconds worth of tries */ + +static int rt5651_detect_headset(struct snd_soc_component *component) +{ + int i, headset_count = 0, headphone_count = 0; + + /* + * We get the insertion event before the jack is fully inserted at which + * point the second ring on a TRRS connector may short the 2nd ring and + * sleeve contacts, also the overcurrent detection is not entirely + * reliable. So we try several times with a wait in between until we + * detect the same type JACK_DETECT_COUNT times in a row. + */ + for (i = 0; i < JACK_DETECT_MAXCOUNT; i++) { + /* Clear any previous over-current status flag */ + rt5651_clear_micbias1_ovcd(component); + + msleep(JACK_SETTLE_TIME); + + /* Check the jack is still connected before checking ovcd */ + if (!rt5651_jack_inserted(component)) + return 0; + + if (rt5651_micbias1_ovcd(component)) { + /* + * Over current detected, there is a short between the + * 2nd ring contact and the ground, so a TRS connector + * without a mic contact and thus plain headphones. + */ + dev_dbg(component->dev, "mic-gnd shorted\n"); + headset_count = 0; + headphone_count++; + if (headphone_count == JACK_DETECT_COUNT) + return SND_JACK_HEADPHONE; + } else { + dev_dbg(component->dev, "mic-gnd open\n"); + headphone_count = 0; + headset_count++; + if (headset_count == JACK_DETECT_COUNT) + return SND_JACK_HEADSET; + } + } + + dev_err(component->dev, "Error detecting headset vs headphones, bad contact?, assuming headphones\n"); + return SND_JACK_HEADPHONE; +} + +static void rt5651_jack_detect_work(struct work_struct *work) { - struct rt5651_priv *rt5651 = snd_soc_codec_get_drvdata(codec); - struct snd_soc_dapm_context *dapm = snd_soc_codec_get_dapm(codec); - - rt5651->codec = codec; - - snd_soc_update_bits(codec, RT5651_PWR_ANLG1, - RT5651_PWR_VREF1 | RT5651_PWR_MB | - RT5651_PWR_BG | RT5651_PWR_VREF2, - RT5651_PWR_VREF1 | RT5651_PWR_MB | - RT5651_PWR_BG | RT5651_PWR_VREF2); - usleep_range(10000, 15000); - snd_soc_update_bits(codec, RT5651_PWR_ANLG1, - RT5651_PWR_FV1 | RT5651_PWR_FV2, - RT5651_PWR_FV1 | RT5651_PWR_FV2); - - snd_soc_codec_force_bias_level(codec, SND_SOC_BIAS_OFF); - - if (rt5651->pdata.jd_src) { - snd_soc_dapm_force_enable_pin(dapm, "JD Power"); - snd_soc_dapm_force_enable_pin(dapm, "LDO"); - snd_soc_dapm_sync(dapm); - - regmap_update_bits(rt5651->regmap, RT5651_MICBIAS, - 0x38, 0x38); + struct rt5651_priv *rt5651 = + container_of(work, struct rt5651_priv, jack_detect_work); + int report = 0; + + if (rt5651_jack_inserted(rt5651->component)) { + rt5651_enable_micbias1_for_ovcd(rt5651->component); + report = rt5651_detect_headset(rt5651->component); + rt5651_disable_micbias1_for_ovcd(rt5651->component); + } + + snd_soc_jack_report(rt5651->hp_jack, report, SND_JACK_HEADSET); +} + +static irqreturn_t rt5651_irq(int irq, void *data) +{ + struct rt5651_priv *rt5651 = data; + + queue_work(system_power_efficient_wq, &rt5651->jack_detect_work); + + return IRQ_HANDLED; +} + +static int rt5651_set_jack(struct snd_soc_component *component, + struct snd_soc_jack *hp_jack, void *data) +{ + struct rt5651_priv *rt5651 = snd_soc_component_get_drvdata(component); + int ret; + + if (!rt5651->irq) + return -EINVAL; + + /* IRQ output on GPIO1 */ + snd_soc_component_update_bits(component, RT5651_GPIO_CTRL1, + RT5651_GP1_PIN_MASK, RT5651_GP1_PIN_IRQ); + + /* Select jack detect source */ + switch (rt5651->jd_src) { + case RT5651_JD1_1: + snd_soc_component_update_bits(component, RT5651_JD_CTRL2, + RT5651_JD_TRG_SEL_MASK, RT5651_JD_TRG_SEL_JD1_1); + snd_soc_component_update_bits(component, RT5651_IRQ_CTRL1, + RT5651_JD1_1_IRQ_EN, RT5651_JD1_1_IRQ_EN); + break; + case RT5651_JD1_2: + snd_soc_component_update_bits(component, RT5651_JD_CTRL2, + RT5651_JD_TRG_SEL_MASK, RT5651_JD_TRG_SEL_JD1_2); + snd_soc_component_update_bits(component, RT5651_IRQ_CTRL1, + RT5651_JD1_2_IRQ_EN, RT5651_JD1_2_IRQ_EN); + break; + case RT5651_JD2: + snd_soc_component_update_bits(component, RT5651_JD_CTRL2, + RT5651_JD_TRG_SEL_MASK, RT5651_JD_TRG_SEL_JD2); + snd_soc_component_update_bits(component, RT5651_IRQ_CTRL1, + RT5651_JD2_IRQ_EN, RT5651_JD2_IRQ_EN); + break; + case RT5651_JD_NULL: + return 0; + default: + dev_err(component->dev, "Currently only JD1_1 / JD1_2 / JD2 are supported\n"); + return -EINVAL; } + /* Enable jack detect power */ + snd_soc_component_update_bits(component, RT5651_PWR_ANLG2, + RT5651_PWR_JD_M, RT5651_PWR_JD_M); + + /* Set OVCD threshold current and scale-factor */ + snd_soc_component_write(component, RT5651_PR_BASE + RT5651_BIAS_CUR4, + 0xa800 | rt5651->ovcd_sf); + + snd_soc_component_update_bits(component, RT5651_MICBIAS, + RT5651_MIC1_OVCD_MASK | + RT5651_MIC1_OVTH_MASK | + RT5651_PWR_CLK12M_MASK | + RT5651_PWR_MB_MASK, + RT5651_MIC1_OVCD_EN | + rt5651->ovcd_th | + RT5651_PWR_MB_PU | + RT5651_PWR_CLK12M_PU); + + /* + * The over-current-detect is only reliable in detecting the absence + * of over-current, when the mic-contact in the jack is short-circuited, + * the hardware periodically retries if it can apply the bias-current + * leading to the ovcd status flip-flopping 1-0-1 with it being 0 about + * 10% of the time, as we poll the ovcd status bit we might hit that + * 10%, so we enable sticky mode and when checking OVCD we clear the + * status, msleep() a bit and then check to get a reliable reading. + */ + snd_soc_component_update_bits(component, RT5651_IRQ_CTRL2, + RT5651_MB1_OC_STKY_MASK, RT5651_MB1_OC_STKY_EN); + + rt5651->hp_jack = hp_jack; + + ret = devm_request_threaded_irq(component->dev, rt5651->irq, NULL, + rt5651_irq, + IRQF_TRIGGER_RISING | + IRQF_TRIGGER_FALLING | + IRQF_ONESHOT, "rt5651", rt5651); + if (ret) { + dev_err(component->dev, "Failed to reguest IRQ: %d\n", ret); + return ret; + } + + /* sync initial jack state */ + queue_work(system_power_efficient_wq, &rt5651->jack_detect_work); + + return 0; +} + +/* + * Note on some platforms the platform code may need to add device-properties, + * rather then relying only on properties set by the firmware. Therefor the + * property parsing MUST be done from the component driver's probe function, + * rather then from the i2c driver's probe function, so that the platform-code + * can attach extra properties before calling snd_soc_register_card(). + */ +static void rt5651_apply_properties(struct snd_soc_component *component) +{ + struct rt5651_priv *rt5651 = snd_soc_component_get_drvdata(component); + u32 val; + + if (device_property_read_bool(component->dev, "realtek,in2-differential")) + snd_soc_component_update_bits(component, RT5651_IN1_IN2, + RT5651_IN_DF2, RT5651_IN_DF2); + + if (device_property_read_bool(component->dev, "realtek,dmic-en")) + snd_soc_component_update_bits(component, RT5651_GPIO_CTRL1, + RT5651_GP2_PIN_MASK, RT5651_GP2_PIN_DMIC1_SCL); + + if (device_property_read_u32(component->dev, + "realtek,jack-detect-source", &val) == 0) + rt5651->jd_src = val; + + /* + * Testing on various boards has shown that good defaults for the OVCD + * threshold and scale-factor are 2000µA and 0.75. For an effective + * limit of 1500µA, this seems to be more reliable then 1500µA and 1.0. + */ + rt5651->ovcd_th = RT5651_MIC1_OVTH_2000UA; + rt5651->ovcd_sf = RT5651_MIC_OVCD_SF_0P75; + + if (device_property_read_u32(component->dev, + "realtek,over-current-threshold-microamp", &val) == 0) { + switch (val) { + case 600: + rt5651->ovcd_th = RT5651_MIC1_OVTH_600UA; + break; + case 1500: + rt5651->ovcd_th = RT5651_MIC1_OVTH_1500UA; + break; + case 2000: + rt5651->ovcd_th = RT5651_MIC1_OVTH_2000UA; + break; + default: + dev_warn(component->dev, "Warning: Invalid over-current-threshold-microamp value: %d, defaulting to 2000uA\n", + val); + } + } + + if (device_property_read_u32(component->dev, + "realtek,over-current-scale-factor", &val) == 0) { + if (val <= RT5651_OVCD_SF_1P5) + rt5651->ovcd_sf = val << RT5651_MIC_OVCD_SF_SFT; + else + dev_warn(component->dev, "Warning: Invalid over-current-scale-factor value: %d, defaulting to 0.75\n", + val); + } +} + +static int rt5651_probe(struct snd_soc_component *component) +{ + struct rt5651_priv *rt5651 = snd_soc_component_get_drvdata(component); + + rt5651->component = component; + + snd_soc_component_update_bits(component, RT5651_PWR_ANLG1, + RT5651_PWR_LDO_DVO_MASK, RT5651_PWR_LDO_DVO_1_2V); + + snd_soc_component_force_bias_level(component, SND_SOC_BIAS_OFF); + + rt5651_apply_properties(component); + return 0; } #ifdef CONFIG_PM -static int rt5651_suspend(struct snd_soc_codec *codec) +static int rt5651_suspend(struct snd_soc_component *component) { - struct rt5651_priv *rt5651 = snd_soc_codec_get_drvdata(codec); + struct rt5651_priv *rt5651 = snd_soc_component_get_drvdata(component); regcache_cache_only(rt5651->regmap, true); regcache_mark_dirty(rt5651->regmap); return 0; } -static int rt5651_resume(struct snd_soc_codec *codec) +static int rt5651_resume(struct snd_soc_component *component) { - struct rt5651_priv *rt5651 = snd_soc_codec_get_drvdata(codec); + struct rt5651_priv *rt5651 = snd_soc_component_get_drvdata(component); regcache_cache_only(rt5651->regmap, false); - snd_soc_cache_sync(codec); + snd_soc_component_cache_sync(component); return 0; } @@ -1692,20 +1936,21 @@ static struct snd_soc_dai_driver rt5651_dai[] = { }, }; -static const struct snd_soc_codec_driver soc_codec_dev_rt5651 = { - .probe = rt5651_probe, - .suspend = rt5651_suspend, - .resume = rt5651_resume, - .set_bias_level = rt5651_set_bias_level, - .idle_bias_off = true, - .component_driver = { - .controls = rt5651_snd_controls, - .num_controls = ARRAY_SIZE(rt5651_snd_controls), - .dapm_widgets = rt5651_dapm_widgets, - .num_dapm_widgets = ARRAY_SIZE(rt5651_dapm_widgets), - .dapm_routes = rt5651_dapm_routes, - .num_dapm_routes = ARRAY_SIZE(rt5651_dapm_routes), - }, +static const struct snd_soc_component_driver soc_component_dev_rt5651 = { + .probe = rt5651_probe, + .suspend = rt5651_suspend, + .resume = rt5651_resume, + .set_bias_level = rt5651_set_bias_level, + .set_jack = rt5651_set_jack, + .controls = rt5651_snd_controls, + .num_controls = ARRAY_SIZE(rt5651_snd_controls), + .dapm_widgets = rt5651_dapm_widgets, + .num_dapm_widgets = ARRAY_SIZE(rt5651_dapm_widgets), + .dapm_routes = rt5651_dapm_routes, + .num_dapm_routes = ARRAY_SIZE(rt5651_dapm_routes), + .use_pmdown_time = 1, + .endianness = 1, + .non_legacy_dai_naming = 1, }; static const struct regmap_config rt5651_regmap = { @@ -1722,6 +1967,7 @@ static const struct regmap_config rt5651_regmap = { .num_reg_defaults = ARRAY_SIZE(rt5651_reg), .ranges = rt5651_ranges, .num_ranges = ARRAY_SIZE(rt5651_ranges), + .use_single_rw = true, }; #if defined(CONFIG_OF) @@ -1746,135 +1992,13 @@ static const struct i2c_device_id rt5651_i2c_id[] = { }; MODULE_DEVICE_TABLE(i2c, rt5651_i2c_id); -static int rt5651_quirk_cb(const struct dmi_system_id *id) -{ - rt5651_quirk = (unsigned long) id->driver_data; - return 1; -} - -static const struct dmi_system_id rt5651_quirk_table[] = { - { - .callback = rt5651_quirk_cb, - .matches = { - DMI_MATCH(DMI_SYS_VENDOR, "KIANO"), - DMI_MATCH(DMI_PRODUCT_NAME, "KIANO SlimNote 14.2"), - }, - .driver_data = (unsigned long *) RT5651_JD1_1, - }, - {} -}; - -static int rt5651_parse_dt(struct rt5651_priv *rt5651, struct device_node *np) -{ - if (of_property_read_bool(np, "realtek,in2-differential")) - rt5651_quirk |= RT5651_IN2_DIFF; - if (of_property_read_bool(np, "realtek,dmic-en")) - rt5651_quirk |= RT5651_DMIC_EN; - - return 0; -} - -static void rt5651_set_pdata(struct rt5651_priv *rt5651) -{ - if (rt5651_quirk & RT5651_IN2_DIFF) - rt5651->pdata.in2_diff = true; - if (rt5651_quirk & RT5651_DMIC_EN) - rt5651->pdata.dmic_en = true; - if (RT5651_JD_MAP(rt5651_quirk)) - rt5651->pdata.jd_src = RT5651_JD_MAP(rt5651_quirk); -} - -static irqreturn_t rt5651_irq(int irq, void *data) -{ - struct rt5651_priv *rt5651 = data; - - queue_delayed_work(system_power_efficient_wq, - &rt5651->jack_detect_work, msecs_to_jiffies(250)); - - return IRQ_HANDLED; -} - -static int rt5651_jack_detect(struct snd_soc_codec *codec, int jack_insert) -{ - struct snd_soc_dapm_context *dapm = snd_soc_codec_get_dapm(codec); - int jack_type; - - if (jack_insert) { - snd_soc_dapm_force_enable_pin(dapm, "LDO"); - snd_soc_dapm_sync(dapm); - - snd_soc_update_bits(codec, RT5651_MICBIAS, - RT5651_MIC1_OVCD_MASK | - RT5651_MIC1_OVTH_MASK | - RT5651_PWR_CLK12M_MASK | - RT5651_PWR_MB_MASK, - RT5651_MIC1_OVCD_EN | - RT5651_MIC1_OVTH_600UA | - RT5651_PWR_MB_PU | - RT5651_PWR_CLK12M_PU); - msleep(100); - if (snd_soc_read(codec, RT5651_IRQ_CTRL2) & RT5651_MB1_OC_CLR) - jack_type = SND_JACK_HEADPHONE; - else - jack_type = SND_JACK_HEADSET; - snd_soc_update_bits(codec, RT5651_IRQ_CTRL2, - RT5651_MB1_OC_CLR, 0); - } else { /* jack out */ - jack_type = 0; - - snd_soc_update_bits(codec, RT5651_MICBIAS, - RT5651_MIC1_OVCD_MASK, - RT5651_MIC1_OVCD_DIS); - } - - return jack_type; -} - -static void rt5651_jack_detect_work(struct work_struct *work) -{ - struct rt5651_priv *rt5651 = - container_of(work, struct rt5651_priv, jack_detect_work.work); - - int report, val = 0; - - if (!rt5651->codec) - return; - - switch (rt5651->pdata.jd_src) { - case RT5651_JD1_1: - val = snd_soc_read(rt5651->codec, RT5651_INT_IRQ_ST) & 0x1000; - break; - case RT5651_JD1_2: - val = snd_soc_read(rt5651->codec, RT5651_INT_IRQ_ST) & 0x2000; - break; - case RT5651_JD2: - val = snd_soc_read(rt5651->codec, RT5651_INT_IRQ_ST) & 0x4000; - break; - default: - break; - } - - report = rt5651_jack_detect(rt5651->codec, !val); - - snd_soc_jack_report(rt5651->hp_jack, report, SND_JACK_HEADSET); -} - -int rt5651_set_jack_detect(struct snd_soc_codec *codec, - struct snd_soc_jack *hp_jack) -{ - struct rt5651_priv *rt5651 = snd_soc_codec_get_drvdata(codec); - - rt5651->hp_jack = hp_jack; - rt5651_irq(0, rt5651); - - return 0; -} -EXPORT_SYMBOL_GPL(rt5651_set_jack_detect); - +/* + * Note this function MUST not look at device-properties, see the comment + * above rt5651_apply_properties(). + */ static int rt5651_i2c_probe(struct i2c_client *i2c, const struct i2c_device_id *id) { - struct rt5651_platform_data *pdata = dev_get_platdata(&i2c->dev); struct rt5651_priv *rt5651; int ret; @@ -1885,15 +2009,6 @@ static int rt5651_i2c_probe(struct i2c_client *i2c, i2c_set_clientdata(i2c, rt5651); - if (pdata) - rt5651->pdata = *pdata; - else if (i2c->dev.of_node) - rt5651_parse_dt(rt5651, i2c->dev.of_node); - else - dmi_check_system(rt5651_quirk_table); - - rt5651_set_pdata(rt5651); - rt5651->regmap = devm_regmap_init_i2c(i2c, &rt5651_regmap); if (IS_ERR(rt5651->regmap)) { ret = PTR_ERR(rt5651->regmap); @@ -1916,70 +2031,13 @@ static int rt5651_i2c_probe(struct i2c_client *i2c, if (ret != 0) dev_warn(&i2c->dev, "Failed to apply regmap patch: %d\n", ret); - if (rt5651->pdata.in2_diff) - regmap_update_bits(rt5651->regmap, RT5651_IN1_IN2, - RT5651_IN_DF2, RT5651_IN_DF2); - - if (rt5651->pdata.dmic_en) - regmap_update_bits(rt5651->regmap, RT5651_GPIO_CTRL1, - RT5651_GP2_PIN_MASK, RT5651_GP2_PIN_DMIC1_SCL); - + rt5651->irq = i2c->irq; rt5651->hp_mute = 1; - if (rt5651->pdata.jd_src) { - - /* IRQ output on GPIO1 */ - regmap_update_bits(rt5651->regmap, RT5651_GPIO_CTRL1, - RT5651_GP1_PIN_MASK, RT5651_GP1_PIN_IRQ); - - switch (rt5651->pdata.jd_src) { - case |