diff options
Diffstat (limited to 'sound/soc/intel/boards/bytcr_rt5651.c')
| -rw-r--r-- | sound/soc/intel/boards/bytcr_rt5651.c | 466 |
1 files changed, 384 insertions, 82 deletions
diff --git a/sound/soc/intel/boards/bytcr_rt5651.c b/sound/soc/intel/boards/bytcr_rt5651.c index 456526a93dd5..1b1997f1d60c 100644 --- a/sound/soc/intel/boards/bytcr_rt5651.c +++ b/sound/soc/intel/boards/bytcr_rt5651.c @@ -18,13 +18,16 @@ */ #include <linux/init.h> +#include <linux/i2c.h> #include <linux/module.h> #include <linux/platform_device.h> +#include <linux/property.h> #include <linux/acpi.h> #include <linux/clk.h> #include <linux/device.h> #include <linux/dmi.h> #include <linux/slab.h> +#include <asm/cpu_device_id.h> #include <asm/platform_sst_audio.h> #include <sound/pcm.h> #include <sound/pcm_params.h> @@ -39,22 +42,55 @@ enum { BYT_RT5651_IN1_MAP, BYT_RT5651_IN2_MAP, BYT_RT5651_IN1_IN2_MAP, - BYT_RT5651_IN3_MAP, + BYT_RT5651_IN1_HS_IN3_MAP, + BYT_RT5651_IN2_HS_IN3_MAP, }; -#define BYT_RT5651_MAP(quirk) ((quirk) & GENMASK(7, 0)) -#define BYT_RT5651_DMIC_EN BIT(16) -#define BYT_RT5651_MCLK_EN BIT(17) -#define BYT_RT5651_MCLK_25MHZ BIT(18) +enum { + BYT_RT5651_JD_NULL = (RT5651_JD_NULL << 4), + BYT_RT5651_JD1_1 = (RT5651_JD1_1 << 4), + BYT_RT5651_JD1_2 = (RT5651_JD1_2 << 4), + BYT_RT5651_JD2 = (RT5651_JD2 << 4), +}; + +enum { + BYT_RT5651_OVCD_TH_600UA = (6 << 8), + BYT_RT5651_OVCD_TH_1500UA = (15 << 8), + BYT_RT5651_OVCD_TH_2000UA = (20 << 8), +}; + +enum { + BYT_RT5651_OVCD_SF_0P5 = (RT5651_OVCD_SF_0P5 << 13), + BYT_RT5651_OVCD_SF_0P75 = (RT5651_OVCD_SF_0P75 << 13), + BYT_RT5651_OVCD_SF_1P0 = (RT5651_OVCD_SF_1P0 << 13), + BYT_RT5651_OVCD_SF_1P5 = (RT5651_OVCD_SF_1P5 << 13), +}; + +#define BYT_RT5651_MAP(quirk) ((quirk) & GENMASK(3, 0)) +#define BYT_RT5651_JDSRC(quirk) (((quirk) & GENMASK(7, 4)) >> 4) +#define BYT_RT5651_OVCD_TH(quirk) (((quirk) & GENMASK(12, 8)) >> 8) +#define BYT_RT5651_OVCD_SF(quirk) (((quirk) & GENMASK(14, 13)) >> 13) +#define BYT_RT5651_DMIC_EN BIT(16) +#define BYT_RT5651_MCLK_EN BIT(17) +#define BYT_RT5651_MCLK_25MHZ BIT(18) +#define BYT_RT5651_SSP2_AIF2 BIT(19) /* default is using AIF1 */ +#define BYT_RT5651_SSP0_AIF1 BIT(20) +#define BYT_RT5651_SSP0_AIF2 BIT(21) + +/* jack-detect-source + dmic-en + ovcd-th + -sf + terminating empty entry */ +#define MAX_NO_PROPS 5 struct byt_rt5651_private { struct clk *mclk; struct snd_soc_jack jack; }; -static unsigned long byt_rt5651_quirk = BYT_RT5651_DMIC_MAP | - BYT_RT5651_DMIC_EN | - BYT_RT5651_MCLK_EN; +/* Default: jack-detect on JD1_1, internal mic on in2, headsetmic on in3 */ +static unsigned long byt_rt5651_quirk = BYT_RT5651_MCLK_EN | + BYT_RT5651_JD1_1 | + BYT_RT5651_OVCD_TH_2000UA | + BYT_RT5651_OVCD_SF_0P75 | + BYT_RT5651_IN2_HS_IN3_MAP; static void log_quirks(struct device *dev) { @@ -64,17 +100,66 @@ static void log_quirks(struct device *dev) dev_info(dev, "quirk IN1_MAP enabled"); if (BYT_RT5651_MAP(byt_rt5651_quirk) == BYT_RT5651_IN2_MAP) dev_info(dev, "quirk IN2_MAP enabled"); - if (BYT_RT5651_MAP(byt_rt5651_quirk) == BYT_RT5651_IN3_MAP) - dev_info(dev, "quirk IN3_MAP enabled"); + if (BYT_RT5651_MAP(byt_rt5651_quirk) == BYT_RT5651_IN1_HS_IN3_MAP) + dev_info(dev, "quirk IN1_HS_IN3_MAP enabled"); + if (BYT_RT5651_MAP(byt_rt5651_quirk) == BYT_RT5651_IN2_HS_IN3_MAP) + dev_info(dev, "quirk IN2_HS_IN3_MAP enabled"); + if (BYT_RT5651_JDSRC(byt_rt5651_quirk)) { + dev_info(dev, "quirk realtek,jack-detect-source %ld\n", + BYT_RT5651_JDSRC(byt_rt5651_quirk)); + dev_info(dev, "quirk realtek,over-current-threshold-microamp %ld\n", + BYT_RT5651_OVCD_TH(byt_rt5651_quirk) * 100); + dev_info(dev, "quirk realtek,over-current-scale-factor %ld\n", + BYT_RT5651_OVCD_SF(byt_rt5651_quirk)); + } if (byt_rt5651_quirk & BYT_RT5651_DMIC_EN) dev_info(dev, "quirk DMIC enabled"); if (byt_rt5651_quirk & BYT_RT5651_MCLK_EN) dev_info(dev, "quirk MCLK_EN enabled"); if (byt_rt5651_quirk & BYT_RT5651_MCLK_25MHZ) dev_info(dev, "quirk MCLK_25MHZ enabled"); + if (byt_rt5651_quirk & BYT_RT5651_SSP2_AIF2) + dev_info(dev, "quirk SSP2_AIF2 enabled\n"); + if (byt_rt5651_quirk & BYT_RT5651_SSP0_AIF1) + dev_info(dev, "quirk SSP0_AIF1 enabled\n"); + if (byt_rt5651_quirk & BYT_RT5651_SSP0_AIF2) + dev_info(dev, "quirk SSP0_AIF2 enabled\n"); } #define BYT_CODEC_DAI1 "rt5651-aif1" +#define BYT_CODEC_DAI2 "rt5651-aif2" + +static int byt_rt5651_prepare_and_enable_pll1(struct snd_soc_dai *codec_dai, + int rate, int bclk_ratio) +{ + int clk_id, clk_freq, ret; + + /* Configure the PLL before selecting it */ + if (!(byt_rt5651_quirk & BYT_RT5651_MCLK_EN)) { + clk_id = RT5651_PLL1_S_BCLK1, + clk_freq = rate * bclk_ratio; + } else { + clk_id = RT5651_PLL1_S_MCLK; + if (byt_rt5651_quirk & BYT_RT5651_MCLK_25MHZ) + clk_freq = 25000000; + else + clk_freq = 19200000; + } + ret = snd_soc_dai_set_pll(codec_dai, 0, clk_id, clk_freq, rate * 512); + if (ret < 0) { + dev_err(codec_dai->component->dev, "can't set pll: %d\n", ret); + return ret; + } + + ret = snd_soc_dai_set_sysclk(codec_dai, RT5651_SCLK_S_PLL1, + rate * 512, SND_SOC_CLOCK_IN); + if (ret < 0) { + dev_err(codec_dai->component->dev, "can't set clock %d\n", ret); + return ret; + } + + return 0; +} static int platform_clock_control(struct snd_soc_dapm_widget *w, struct snd_kcontrol *k, int event) @@ -86,6 +171,8 @@ static int platform_clock_control(struct snd_soc_dapm_widget *w, int ret; codec_dai = snd_soc_card_get_codec_dai(card, BYT_CODEC_DAI1); + if (!codec_dai) + codec_dai = snd_soc_card_get_codec_dai(card, BYT_CODEC_DAI2); if (!codec_dai) { dev_err(card->dev, "Codec dai not found; Unable to set platform clock\n"); @@ -101,9 +188,7 @@ static int platform_clock_control(struct snd_soc_dapm_widget *w, return ret; } } - ret = snd_soc_dai_set_sysclk(codec_dai, RT5651_SCLK_S_PLL1, - 48000 * 512, - SND_SOC_CLOCK_IN); + ret = byt_rt5651_prepare_and_enable_pll1(codec_dai, 48000, 50); } else { /* * Set codec clock source to internal clock before @@ -145,13 +230,6 @@ static const struct snd_soc_dapm_route byt_rt5651_audio_map[] = { {"Speaker", NULL, "Platform Clock"}, {"Line In", NULL, "Platform Clock"}, - {"AIF1 Playback", NULL, "ssp2 Tx"}, - {"ssp2 Tx", NULL, "codec_out0"}, - {"ssp2 Tx", NULL, "codec_out1"}, - {"codec_in0", NULL, "ssp2 Rx"}, - {"codec_in1", NULL, "ssp2 Rx"}, - {"ssp2 Rx", NULL, "AIF1 Capture"}, - {"Headset Mic", NULL, "micbias1"}, /* lowercase for rt5651 */ {"Headphone", NULL, "HPOL"}, {"Headphone", NULL, "HPOR"}, @@ -170,8 +248,8 @@ static const struct snd_soc_dapm_route byt_rt5651_intmic_dmic_map[] = { static const struct snd_soc_dapm_route byt_rt5651_intmic_in1_map[] = { {"Internal Mic", NULL, "micbias1"}, - {"IN2P", NULL, "Headset Mic"}, {"IN1P", NULL, "Internal Mic"}, + {"IN2P", NULL, "Headset Mic"}, }; static const struct snd_soc_dapm_route byt_rt5651_intmic_in2_map[] = { @@ -187,10 +265,52 @@ static const struct snd_soc_dapm_route byt_rt5651_intmic_in1_in2_map[] = { {"IN3P", NULL, "Headset Mic"}, }; -static const struct snd_soc_dapm_route byt_rt5651_intmic_in3_map[] = { +static const struct snd_soc_dapm_route byt_rt5651_intmic_in1_hs_in3_map[] = { {"Internal Mic", NULL, "micbias1"}, - {"IN3P", NULL, "Headset Mic"}, {"IN1P", NULL, "Internal Mic"}, + {"IN3P", NULL, "Headset Mic"}, +}; + +static const struct snd_soc_dapm_route byt_rt5651_intmic_in2_hs_in3_map[] = { + {"Internal Mic", NULL, "micbias1"}, + {"IN2P", NULL, "Internal Mic"}, + {"IN3P", NULL, "Headset Mic"}, +}; + +static const struct snd_soc_dapm_route byt_rt5651_ssp0_aif1_map[] = { + {"ssp0 Tx", NULL, "modem_out"}, + {"modem_in", NULL, "ssp0 Rx"}, + + {"AIF1 Playback", NULL, "ssp0 Tx"}, + {"ssp0 Rx", NULL, "AIF1 Capture"}, +}; + +static const struct snd_soc_dapm_route byt_rt5651_ssp0_aif2_map[] = { + {"ssp0 Tx", NULL, "modem_out"}, + {"modem_in", NULL, "ssp0 Rx"}, + + {"AIF2 Playback", NULL, "ssp0 Tx"}, + {"ssp0 Rx", NULL, "AIF2 Capture"}, +}; + +static const struct snd_soc_dapm_route byt_rt5651_ssp2_aif1_map[] = { + {"ssp2 Tx", NULL, "codec_out0"}, + {"ssp2 Tx", NULL, "codec_out1"}, + {"codec_in0", NULL, "ssp2 Rx"}, + {"codec_in1", NULL, "ssp2 Rx"}, + + {"AIF1 Playback", NULL, "ssp2 Tx"}, + {"ssp2 Rx", NULL, "AIF1 Capture"}, +}; + +static const struct snd_soc_dapm_route byt_rt5651_ssp2_aif2_map[] = { + {"ssp2 Tx", NULL, "codec_out0"}, + {"ssp2 Tx", NULL, "codec_out1"}, + {"codec_in0", NULL, "ssp2 Rx"}, + {"codec_in1", NULL, "ssp2 Rx"}, + + {"AIF2 Playback", NULL, "ssp2 Tx"}, + {"ssp2 Rx", NULL, "AIF2 Capture"}, }; static const struct snd_kcontrol_new byt_rt5651_controls[] = { @@ -217,44 +337,16 @@ static int byt_rt5651_aif1_hw_params(struct snd_pcm_substream *substream, { struct snd_soc_pcm_runtime *rtd = substream->private_data; struct snd_soc_dai *codec_dai = rtd->codec_dai; - int ret; - - snd_soc_dai_set_bclk_ratio(codec_dai, 50); + snd_pcm_format_t format = params_format(params); + int rate = params_rate(params); + int bclk_ratio; - ret = snd_soc_dai_set_sysclk(codec_dai, RT5651_SCLK_S_PLL1, - params_rate(params) * 512, - SND_SOC_CLOCK_IN); - if (ret < 0) { - dev_err(rtd->dev, "can't set codec clock %d\n", ret); - return ret; - } + if (format == SNDRV_PCM_FORMAT_S16_LE) + bclk_ratio = 32; + else + bclk_ratio = 50; - if (!(byt_rt5651_quirk & BYT_RT5651_MCLK_EN)) { - /* 2x25 bit slots on SSP2 */ - ret = snd_soc_dai_set_pll(codec_dai, 0, - RT5651_PLL1_S_BCLK1, - params_rate(params) * 50, - params_rate(params) * 512); - } else { - if (byt_rt5651_quirk & BYT_RT5651_MCLK_25MHZ) { - ret = snd_soc_dai_set_pll(codec_dai, 0, - RT5651_PLL1_S_MCLK, - 25000000, - params_rate(params) * 512); - } else { - ret = snd_soc_dai_set_pll(codec_dai, 0, - RT5651_PLL1_S_MCLK, - 19200000, - params_rate(params) * 512); - } - } - - if (ret < 0) { - dev_err(rtd->dev, "can't set codec pll: %d\n", ret); - return ret; - } - - return 0; + return byt_rt5651_prepare_and_enable_pll1(codec_dai, rate, bclk_ratio); } static int byt_rt5651_quirk_cb(const struct dmi_system_id *id) @@ -270,7 +362,7 @@ static const struct dmi_system_id byt_rt5651_quirk_table[] = { DMI_MATCH(DMI_SYS_VENDOR, "Circuitco"), DMI_MATCH(DMI_PRODUCT_NAME, "Minnowboard Max B3 PLATFORM"), }, - .driver_data = (void *)(BYT_RT5651_IN3_MAP), + .driver_data = (void *)(BYT_RT5651_IN1_HS_IN3_MAP), }, { .callback = byt_rt5651_quirk_cb, @@ -279,7 +371,7 @@ static const struct dmi_system_id byt_rt5651_quirk_table[] = { DMI_MATCH(DMI_PRODUCT_NAME, "Minnowboard Turbot"), }, .driver_data = (void *)(BYT_RT5651_MCLK_EN | - BYT_RT5651_IN3_MAP), + BYT_RT5651_IN1_HS_IN3_MAP), }, { .callback = byt_rt5651_quirk_cb, @@ -288,15 +380,76 @@ static const struct dmi_system_id byt_rt5651_quirk_table[] = { DMI_MATCH(DMI_PRODUCT_NAME, "KIANO SlimNote 14.2"), }, .driver_data = (void *)(BYT_RT5651_MCLK_EN | + BYT_RT5651_JD1_1 | + BYT_RT5651_OVCD_TH_2000UA | + BYT_RT5651_OVCD_SF_0P75 | + BYT_RT5651_IN1_IN2_MAP), + }, + { + /* Chuwi Vi8 Plus (CWI519) */ + .callback = byt_rt5651_quirk_cb, + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Hampoo"), + DMI_MATCH(DMI_PRODUCT_NAME, "D2D3_Vi8A1"), + }, + .driver_data = (void *)(BYT_RT5651_MCLK_EN | + BYT_RT5651_JD1_1 | + BYT_RT5651_OVCD_TH_2000UA | + BYT_RT5651_OVCD_SF_0P75 | + BYT_RT5651_IN2_HS_IN3_MAP), + }, + { + /* VIOS LTH17 */ + .callback = byt_rt5651_quirk_cb, + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "VIOS"), + DMI_MATCH(DMI_PRODUCT_NAME, "LTH17"), + }, + .driver_data = (void *)(BYT_RT5651_MCLK_EN | + BYT_RT5651_JD1_1 | + BYT_RT5651_OVCD_TH_2000UA | + BYT_RT5651_OVCD_SF_1P0 | BYT_RT5651_IN1_IN2_MAP), }, {} }; +/* + * Note this MUST be called before snd_soc_register_card(), so that the props + * are in place before the codec component driver's probe function parses them. + */ +static int byt_rt5651_add_codec_device_props(const char *i2c_dev_name) +{ + struct property_entry props[MAX_NO_PROPS] = {}; + struct device *i2c_dev; + int ret, cnt = 0; + + i2c_dev = bus_find_device_by_name(&i2c_bus_type, NULL, i2c_dev_name); + if (!i2c_dev) + return -EPROBE_DEFER; + + props[cnt++] = PROPERTY_ENTRY_U32("realtek,jack-detect-source", + BYT_RT5651_JDSRC(byt_rt5651_quirk)); + + props[cnt++] = PROPERTY_ENTRY_U32("realtek,over-current-threshold-microamp", + BYT_RT5651_OVCD_TH(byt_rt5651_quirk) * 100); + + props[cnt++] = PROPERTY_ENTRY_U32("realtek,over-current-scale-factor", + BYT_RT5651_OVCD_SF(byt_rt5651_quirk)); + + if (byt_rt5651_quirk & BYT_RT5651_DMIC_EN) + props[cnt++] = PROPERTY_ENTRY_BOOL("realtek,dmic-en"); + + ret = device_add_properties(i2c_dev, props); + put_device(i2c_dev); + + return ret; +} + static int byt_rt5651_init(struct snd_soc_pcm_runtime *runtime) { struct snd_soc_card *card = runtime->card; - struct snd_soc_codec *codec = runtime->codec; + struct snd_soc_component *codec = runtime->codec_dai->component; struct byt_rt5651_private *priv = snd_soc_card_get_drvdata(card); const struct snd_soc_dapm_route *custom_map; int num_routes; @@ -304,6 +457,11 @@ static int byt_rt5651_init(struct snd_soc_pcm_runtime *runtime) card->dapm.idle_bias_off = true; + /* Start with RC clk for jack-detect (we disable MCLK below) */ + if (byt_rt5651_quirk & BYT_RT5651_MCLK_EN) + snd_soc_component_update_bits(codec, RT5651_GLB_CLK, + RT5651_SCLK_SRC_MASK, RT5651_SCLK_SRC_RCCLK); + switch (BYT_RT5651_MAP(byt_rt5651_quirk)) { case BYT_RT5651_IN1_MAP: custom_map = byt_rt5651_intmic_in1_map; @@ -317,9 +475,13 @@ static int byt_rt5651_init(struct snd_soc_pcm_runtime *runtime) custom_map = byt_rt5651_intmic_in1_in2_map; num_routes = ARRAY_SIZE(byt_rt5651_intmic_in1_in2_map); break; - case BYT_RT5651_IN3_MAP: - custom_map = byt_rt5651_intmic_in3_map; - num_routes = ARRAY_SIZE(byt_rt5651_intmic_in3_map); + case BYT_RT5651_IN1_HS_IN3_MAP: + custom_map = byt_rt5651_intmic_in1_hs_in3_map; + num_routes = ARRAY_SIZE(byt_rt5651_intmic_in1_hs_in3_map); + break; + case BYT_RT5651_IN2_HS_IN3_MAP: + custom_map = byt_rt5651_intmic_in2_hs_in3_map; + num_routes = ARRAY_SIZE(byt_rt5651_intmic_in2_hs_in3_map); break; default: custom_map = byt_rt5651_intmic_dmic_map; @@ -329,6 +491,26 @@ static int byt_rt5651_init(struct snd_soc_pcm_runtime *runtime) if (ret) return ret; + if (byt_rt5651_quirk & BYT_RT5651_SSP2_AIF2) { + ret = snd_soc_dapm_add_routes(&card->dapm, + byt_rt5651_ssp2_aif2_map, + ARRAY_SIZE(byt_rt5651_ssp2_aif2_map)); + } else if (byt_rt5651_quirk & BYT_RT5651_SSP0_AIF1) { + ret = snd_soc_dapm_add_routes(&card->dapm, + byt_rt5651_ssp0_aif1_map, + ARRAY_SIZE(byt_rt5651_ssp0_aif1_map)); + } else if (byt_rt5651_quirk & BYT_RT5651_SSP0_AIF2) { + ret = snd_soc_dapm_add_routes(&card->dapm, + byt_rt5651_ssp0_aif2_map, + ARRAY_SIZE(byt_rt5651_ssp0_aif2_map)); + } else { + ret = snd_soc_dapm_add_routes(&card->dapm, + byt_rt5651_ssp2_aif1_map, + ARRAY_SIZE(byt_rt5651_ssp2_aif1_map)); + } + if (ret) + return ret; + ret = snd_soc_add_card_controls(card, byt_rt5651_controls, ARRAY_SIZE(byt_rt5651_controls)); if (ret) { @@ -362,17 +544,21 @@ static int byt_rt5651_init(struct snd_soc_pcm_runtime *runtime) dev_err(card->dev, "unable to set MCLK rate\n"); } - ret = snd_soc_card_jack_new(runtime->card, "Headset", + if (BYT_RT5651_JDSRC(byt_rt5651_quirk)) { + ret = snd_soc_card_jack_new(runtime->card, "Headset", SND_JACK_HEADSET, &priv->jack, bytcr_jack_pins, ARRAY_SIZE(bytcr_jack_pins)); - if (ret) { - dev_err(runtime->dev, "Headset jack creation failed %d\n", ret); - return ret; - } + if (ret) { + dev_err(runtime->dev, "jack creation failed %d\n", ret); + return ret; + } - rt5651_set_jack_detect(codec, &priv->jack); + ret = snd_soc_component_set_jack(codec, &priv->jack, NULL); + if (ret) + return ret; + } - return ret; + return 0; } static const struct snd_soc_pcm_stream byt_rt5651_dai_params = { @@ -390,18 +576,26 @@ static int byt_rt5651_codec_fixup(struct snd_soc_pcm_runtime *rtd, SNDRV_PCM_HW_PARAM_RATE); struct snd_interval *channels = hw_param_interval(params, SNDRV_PCM_HW_PARAM_CHANNELS); - int ret; + int ret, bits; - /* The DSP will covert the FE rate to 48k, stereo, 24bits */ + /* The DSP will covert the FE rate to 48k, stereo */ rate->min = rate->max = 48000; channels->min = channels->max = 2; - /* set SSP2 to 24-bit */ - params_set_format(params, SNDRV_PCM_FORMAT_S24_LE); + if ((byt_rt5651_quirk & BYT_RT5651_SSP0_AIF1) || + (byt_rt5651_quirk & BYT_RT5651_SSP0_AIF2)) { + /* set SSP0 to 16-bit */ + params_set_format(params, SNDRV_PCM_FORMAT_S16_LE); + bits = 16; + } else { + /* set SSP2 to 24-bit */ + params_set_format(params, SNDRV_PCM_FORMAT_S24_LE); + bits = 24; + } /* * Default mode for SSP configuration is TDM 4 slot, override config - * with explicit setting to I2S 2ch 24-bit. The word length is set with + * with explicit setting to I2S 2ch. The word length is set with * dai_set_tdm_slot() since there is no other API exposed */ ret = snd_soc_dai_set_fmt(rtd->cpu_dai, @@ -415,7 +609,7 @@ static int byt_rt5651_codec_fixup(struct snd_soc_pcm_runtime *rtd, return ret; } - ret = snd_soc_dai_set_tdm_slot(rtd->cpu_dai, 0x3, 0x3, 2, 24); + ret = snd_soc_dai_set_tdm_slot(rtd->cpu_dai, 0x3, 0x3, 2, bits); if (ret < 0) { dev_err(rtd->dev, "can't set I2S config, err %d\n", ret); return ret; @@ -510,12 +704,32 @@ static struct snd_soc_card byt_rt5651_card = { }; static char byt_rt5651_codec_name[SND_ACPI_I2C_ID_LEN]; +static char byt_rt5651_codec_aif_name[12]; /* = "rt5651-aif[1|2]" */ +static char byt_rt5651_cpu_dai_name[10]; /* = "ssp[0|2]-port" */ + +static bool is_valleyview(void) +{ + static const struct x86_cpu_id cpu_ids[] = { + { X86_VENDOR_INTEL, 6, 55 }, /* Valleyview, Bay Trail */ + {} + }; + + if (!x86_match_cpu(cpu_ids)) + return false; + return true; +} + +struct acpi_chan_package { /* ACPICA seems to require 64 bit integers */ + u64 aif_value; /* 1: AIF1, 2: AIF2 */ + u64 mclock_value; /* usually 25MHz (0x17d7940), ignored */ +}; static int snd_byt_rt5651_mc_probe(struct platform_device *pdev) { struct byt_rt5651_private *priv; struct snd_soc_acpi_mach *mach; const char *i2c_name = NULL; + bool is_bytcr = false; int ret_val = 0; int dai_index = 0; int i; @@ -540,17 +754,105 @@ static int snd_byt_rt5651_mc_probe(struct platform_device *pdev) /* fixup codec name based on HID */ i2c_name = acpi_dev_get_first_match_name(mach->id, NULL, -1); - if (i2c_name) { - snprintf(byt_rt5651_codec_name, sizeof(byt_rt5651_codec_name), - "%s%s", "i2c-", i2c_name); + if (!i2c_name) { + dev_err(&pdev->dev, "Error cannot find '%s' dev\n", mach->id); + return -ENODEV; + } + snprintf(byt_rt5651_codec_name, sizeof(byt_rt5651_codec_name), + "%s%s", "i2c-", i2c_name); + byt_rt5651_dais[dai_index].codec_name = byt_rt5651_codec_name; - byt_rt5651_dais[dai_index].codec_name = byt_rt5651_codec_name; + /* + * swap SSP0 if bytcr is detected + * (will be overridden if DMI quirk is detected) + */ + if (is_valleyview()) { + struct sst_platform_info *p_info = mach->pdata; + const struct sst_res_info *res_info = p_info->res_info; + + if (res_info->acpi_ipc_irq_index == 0) + is_bytcr = true; + } + + if (is_bytcr) { + /* + * Baytrail CR platforms may have CHAN package in BIOS, try + * to find relevant routing quirk based as done on Windows + * platforms. We have to read the information directly from the + * BIOS, at this stage the card is not created and the links + * with the codec driver/pdata are non-existent + */ + + struct acpi_chan_package chan_package; + + /* format specified: 2 64-bit integers */ + struct acpi_buffer format = {sizeof("NN"), "NN"}; + struct acpi_buffer state = {0, NULL}; + struct snd_soc_acpi_package_context pkg_ctx; + bool pkg_found = false; + + state.length = sizeof(chan_package); + state.pointer = &chan_package; + + pkg_ctx.name = "CHAN"; + pkg_ctx.length = 2; + pkg_ctx.format = &format; + pkg_ctx.state = &state; + pkg_ctx.data_valid = false; + + pkg_found = snd_soc_acpi_find_package_from_hid(mach->id, + &pkg_ctx); + if (pkg_found) { + if (chan_package.aif_value == 1) { + dev_info(&pdev->dev, "BIOS Routing: AIF1 connected\n"); + byt_rt5651_quirk |= BYT_RT5651_SSP0_AIF1; + } else if (chan_package.aif_value == 2) { + dev_info(&pdev->dev, "BIOS Routing: AIF2 connected\n"); + byt_rt5651_quirk |= BYT_RT5651_SSP0_AIF2; + } else { + dev_info(&pdev->dev, "BIOS Routing isn't valid, ignored\n"); + pkg_found = false; + } + } + + if (!pkg_found) { + /* no BIOS indications, assume SSP0-AIF2 connection */ + byt_rt5651_quirk |= BYT_RT5651_SSP0_AIF2; + } } /* check quirks before creating card */ dmi_check_system(byt_rt5651_quirk_table); + + /* Must be called before register_card, also see declaration comment. */ + ret_val = byt_rt5651_add_codec_device_props(byt_rt5651_codec_name); + if (ret_val) + return ret_val; + log_quirks(&pdev->dev); + if ((byt_rt5651_quirk & BYT_RT5651_SSP2_AIF2) || + (byt_rt5651_quirk & BYT_RT5651_SSP0_AIF2)) { + /* fixup codec aif name */ + snprintf(byt_rt5651_codec_aif_name, + sizeof(byt_rt5651_codec_aif_name), + "%s", "rt5651-aif2"); + + byt_rt5651_dais[dai_index].codec_dai_name = + byt_rt5651_codec_aif_name; + } + + if ((byt_rt5651_quirk & BYT_RT5651_SSP0_AIF1) || + (byt_rt5651_quirk & BYT_RT5651_SSP0_AIF2)) { + /* fixup cpu dai name name */ + snprintf(byt_rt5651_cpu_dai_name, + sizeof(byt_rt5651_cpu_dai_name), + "%s", "ssp0-port"); + + byt_rt5651_dais[dai_index].cpu_dai_name = + byt_rt5651_cpu_dai_name; + } + if (byt_rt5651_quirk & BYT_RT5651_MCLK_EN) { priv->mclk = devm_clk_get(&pdev->dev, "pmc_plt_clk_3"); if (IS_ERR(priv->mclk)) { |