diff options
Diffstat (limited to 'sound/soc/intel/boards/bytcr_wm5102.c')
-rw-r--r-- | sound/soc/intel/boards/bytcr_wm5102.c | 244 |
1 files changed, 210 insertions, 34 deletions
diff --git a/sound/soc/intel/boards/bytcr_wm5102.c b/sound/soc/intel/boards/bytcr_wm5102.c index 5c9e06ed1a..6978ebde66 100644 --- a/sound/soc/intel/boards/bytcr_wm5102.c +++ b/sound/soc/intel/boards/bytcr_wm5102.c @@ -10,11 +10,13 @@ */ #include <linux/acpi.h> +#include <linux/bitfield.h> #include <linux/clk.h> #include <linux/device.h> #include <linux/init.h> #include <linux/module.h> #include <linux/moduleparam.h> +#include <linux/platform_data/x86/soc.h> #include <linux/platform_device.h> #include <linux/slab.h> #include <linux/spi/spi.h> @@ -26,8 +28,6 @@ #include "../../codecs/wm5102.h" #include "../atom/sst-atom-controls.h" -#define MCLK_FREQ 25000000 - #define WM5102_MAX_SYSCLK_4K 49152000 /* max sysclk for 4K family */ #define WM5102_MAX_SYSCLK_11025 45158400 /* max sysclk for 11.025K family */ @@ -35,8 +35,67 @@ struct byt_wm5102_private { struct snd_soc_jack jack; struct clk *mclk; struct gpio_desc *spkvdd_en_gpio; + int mclk_freq; }; +#define BYT_WM5102_IN_MAP GENMASK(3, 0) +#define BYT_WM5102_OUT_MAP GENMASK(7, 4) +#define BYT_WM5102_SSP2 BIT(16) +#define BYT_WM5102_MCLK_19_2MHZ BIT(17) + +enum { + BYT_WM5102_INTMIC_IN3L_HSMIC_IN1L, + BYT_WM5102_INTMIC_IN1L_HSMIC_IN2L, +}; + +/* Note these values are pre-shifted for easy use of setting quirks */ +enum { + BYT_WM5102_SPK_SPK_MAP = FIELD_PREP_CONST(BYT_WM5102_OUT_MAP, 0), + BYT_WM5102_SPK_HPOUT2_MAP = FIELD_PREP_CONST(BYT_WM5102_OUT_MAP, 1), +}; + +static unsigned long quirk; + +static int quirk_override = -1; +module_param_named(quirk, quirk_override, int, 0444); +MODULE_PARM_DESC(quirk, "Board-specific quirk override"); + +static void log_quirks(struct device *dev) +{ + switch (quirk & BYT_WM5102_IN_MAP) { + case BYT_WM5102_INTMIC_IN3L_HSMIC_IN1L: + dev_info_once(dev, "quirk INTMIC_IN3L_HSMIC_IN1L enabled\n"); + break; + case BYT_WM5102_INTMIC_IN1L_HSMIC_IN2L: + dev_info_once(dev, "quirk INTMIC_IN1L_HSMIC_IN2L enabled\n"); + break; + default: + dev_warn_once(dev, "quirk sets invalid input map: 0x%lx, defaulting to INTMIC_IN3L_HSMIC_IN1L\n", + quirk & BYT_WM5102_IN_MAP); + quirk &= ~BYT_WM5102_IN_MAP; + quirk |= BYT_WM5102_INTMIC_IN3L_HSMIC_IN1L; + break; + } + switch (quirk & BYT_WM5102_OUT_MAP) { + case BYT_WM5102_SPK_SPK_MAP: + dev_info_once(dev, "quirk SPK_SPK_MAP enabled\n"); + break; + case BYT_WM5102_SPK_HPOUT2_MAP: + dev_info_once(dev, "quirk SPK_HPOUT2_MAP enabled\n"); + break; + default: + dev_warn_once(dev, "quirk sets invalid output map: 0x%lx, defaulting to SPK_SPK_MAP\n", + quirk & BYT_WM5102_OUT_MAP); + quirk &= ~BYT_WM5102_OUT_MAP; + quirk |= BYT_WM5102_SPK_SPK_MAP; + break; + } + if (quirk & BYT_WM5102_SSP2) + dev_info_once(dev, "quirk SSP2 enabled"); + if (quirk & BYT_WM5102_MCLK_19_2MHZ) + dev_info_once(dev, "quirk MCLK 19.2MHz enabled"); +} + static int byt_wm5102_spkvdd_power_event(struct snd_soc_dapm_widget *w, struct snd_kcontrol *kcontrol, int event) { @@ -52,6 +111,7 @@ static int byt_wm5102_spkvdd_power_event(struct snd_soc_dapm_widget *w, static int byt_wm5102_prepare_and_enable_pll1(struct snd_soc_dai *codec_dai, int rate) { struct snd_soc_component *codec_component = codec_dai->component; + struct byt_wm5102_private *priv = snd_soc_card_get_drvdata(codec_component->card); int sr_mult = ((rate % 4000) == 0) ? (WM5102_MAX_SYSCLK_4K / rate) : (WM5102_MAX_SYSCLK_11025 / rate); @@ -63,7 +123,7 @@ static int byt_wm5102_prepare_and_enable_pll1(struct snd_soc_dai *codec_dai, int /* Configure the FLL1 PLL before selecting it */ ret = snd_soc_dai_set_pll(codec_dai, WM5102_FLL1, ARIZONA_CLK_SRC_MCLK1, - MCLK_FREQ, rate * sr_mult); + priv->mclk_freq, rate * sr_mult); if (ret) { dev_err(codec_component->dev, "Error setting PLL: %d\n", ret); return ret; @@ -145,35 +205,58 @@ static const struct snd_soc_dapm_route byt_wm5102_audio_map[] = { {"Headset Mic", NULL, "Platform Clock"}, {"Internal Mic", NULL, "Platform Clock"}, {"Speaker", NULL, "Platform Clock"}, - {"Line Out", NULL, "Platform Clock"}, - - {"Speaker", NULL, "SPKOUTLP"}, - {"Speaker", NULL, "SPKOUTLN"}, - {"Speaker", NULL, "SPKOUTRP"}, - {"Speaker", NULL, "SPKOUTRN"}, {"Speaker", NULL, "Speaker VDD"}, {"Headphone", NULL, "HPOUT1L"}, {"Headphone", NULL, "HPOUT1R"}, - {"Internal Mic", NULL, "MICBIAS3"}, - {"IN3L", NULL, "Internal Mic"}, - /* * The Headset Mix uses MICBIAS1 or 2 depending on if a CTIA/OMTP Headset * is connected, as the MICBIAS is applied after the CTIA/OMTP cross-switch. */ {"Headset Mic", NULL, "MICBIAS1"}, {"Headset Mic", NULL, "MICBIAS2"}, - {"IN1L", NULL, "Headset Mic"}, + {"Internal Mic", NULL, "MICBIAS3"}, +}; +static const struct snd_soc_dapm_route bytcr_wm5102_ssp0_map[] = { {"AIF1 Playback", NULL, "ssp0 Tx"}, {"ssp0 Tx", NULL, "modem_out"}, - {"modem_in", NULL, "ssp0 Rx"}, {"ssp0 Rx", NULL, "AIF1 Capture"}, }; +static const struct snd_soc_dapm_route bytcr_wm5102_ssp2_map[] = { + {"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"}, +}; + +static const struct snd_soc_dapm_route byt_wm5102_spk_spk_map[] = { + {"Speaker", NULL, "SPKOUTLP"}, + {"Speaker", NULL, "SPKOUTLN"}, + {"Speaker", NULL, "SPKOUTRP"}, + {"Speaker", NULL, "SPKOUTRN"}, +}; + +static const struct snd_soc_dapm_route byt_wm5102_spk_hpout2_map[] = { + {"Speaker", NULL, "HPOUT2L"}, + {"Speaker", NULL, "HPOUT2R"}, +}; + +static const struct snd_soc_dapm_route byt_wm5102_intmic_in3l_hsmic_in1l_map[] = { + {"IN3L", NULL, "Internal Mic"}, + {"IN1L", NULL, "Headset Mic"}, +}; + +static const struct snd_soc_dapm_route byt_wm5102_intmic_in1l_hsmic_in2l_map[] = { + {"IN1L", NULL, "Internal Mic"}, + {"IN2L", NULL, "Headset Mic"}, +}; + static const struct snd_kcontrol_new byt_wm5102_controls[] = { SOC_DAPM_PIN_SWITCH("Headphone"), SOC_DAPM_PIN_SWITCH("Headset Mic"), @@ -201,8 +284,9 @@ static int byt_wm5102_init(struct snd_soc_pcm_runtime *runtime) { struct snd_soc_card *card = runtime->card; struct byt_wm5102_private *priv = snd_soc_card_get_drvdata(card); - struct snd_soc_component *component = asoc_rtd_to_codec(runtime, 0)->component; - int ret, jack_type; + struct snd_soc_component *component = snd_soc_rtd_to_codec(runtime, 0)->component; + const struct snd_soc_dapm_route *custom_map = NULL; + int ret, jack_type, num_routes = 0; card->dapm.idle_bias_off = true; @@ -213,6 +297,50 @@ static int byt_wm5102_init(struct snd_soc_pcm_runtime *runtime) return ret; } + switch (quirk & BYT_WM5102_IN_MAP) { + case BYT_WM5102_INTMIC_IN3L_HSMIC_IN1L: + custom_map = byt_wm5102_intmic_in3l_hsmic_in1l_map; + num_routes = ARRAY_SIZE(byt_wm5102_intmic_in3l_hsmic_in1l_map); + break; + case BYT_WM5102_INTMIC_IN1L_HSMIC_IN2L: + custom_map = byt_wm5102_intmic_in1l_hsmic_in2l_map; + num_routes = ARRAY_SIZE(byt_wm5102_intmic_in1l_hsmic_in2l_map); + break; + } + ret = snd_soc_dapm_add_routes(&card->dapm, custom_map, num_routes); + if (ret) + return ret; + + switch (quirk & BYT_WM5102_OUT_MAP) { + case BYT_WM5102_SPK_SPK_MAP: + custom_map = byt_wm5102_spk_spk_map; + num_routes = ARRAY_SIZE(byt_wm5102_spk_spk_map); + break; + case BYT_WM5102_SPK_HPOUT2_MAP: + custom_map = byt_wm5102_spk_hpout2_map; + num_routes = ARRAY_SIZE(byt_wm5102_spk_hpout2_map); + break; + } + ret = snd_soc_dapm_add_routes(&card->dapm, custom_map, num_routes); + if (ret) + return ret; + + if (quirk & BYT_WM5102_SSP2) { + custom_map = bytcr_wm5102_ssp2_map; + num_routes = ARRAY_SIZE(bytcr_wm5102_ssp2_map); + } else { + custom_map = bytcr_wm5102_ssp0_map; + num_routes = ARRAY_SIZE(bytcr_wm5102_ssp0_map); + } + ret = snd_soc_dapm_add_routes(&card->dapm, custom_map, num_routes); + if (ret) + return ret; + + if (quirk & BYT_WM5102_MCLK_19_2MHZ) + priv->mclk_freq = 19200000; + else + priv->mclk_freq = 25000000; + /* * The firmware might enable the clock at boot (this information * may or may not be reflected in the enable clock register). @@ -225,7 +353,7 @@ static int byt_wm5102_init(struct snd_soc_pcm_runtime *runtime) if (!ret) clk_disable_unprepare(priv->mclk); - ret = clk_set_rate(priv->mclk, MCLK_FREQ); + ret = clk_set_rate(priv->mclk, priv->mclk_freq); if (ret) { dev_err(card->dev, "Error setting MCLK rate: %d\n", ret); return ret; @@ -253,7 +381,7 @@ static int byt_wm5102_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 convert the FE rate to 48k, stereo */ rate->min = 48000; @@ -261,15 +389,22 @@ static int byt_wm5102_codec_fixup(struct snd_soc_pcm_runtime *rtd, channels->min = 2; channels->max = 2; - /* set SSP0 to 16-bit */ - params_set_format(params, SNDRV_PCM_FORMAT_S16_LE); + if (quirk & BYT_WM5102_SSP2) { + /* set SSP2 to 24-bit */ + params_set_format(params, SNDRV_PCM_FORMAT_S24_LE); + bits = 24; + } else { + /* set SSP0 to 16-bit */ + params_set_format(params, SNDRV_PCM_FORMAT_S16_LE); + bits = 16; + } /* * Default mode for SSP configuration is TDM 4 slot, override config * with explicit setting to I2S 2ch 16-bit. The word length is set with * dai_set_tdm_slot() since there is no other API exposed */ - ret = snd_soc_dai_set_fmt(asoc_rtd_to_cpu(rtd, 0), + ret = snd_soc_dai_set_fmt(snd_soc_rtd_to_cpu(rtd, 0), SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF | SND_SOC_DAIFMT_BP_FP); @@ -278,7 +413,7 @@ static int byt_wm5102_codec_fixup(struct snd_soc_pcm_runtime *rtd, return ret; } - ret = snd_soc_dai_set_tdm_slot(asoc_rtd_to_cpu(rtd, 0), 0x3, 0x3, 2, 16); + ret = snd_soc_dai_set_tdm_slot(snd_soc_rtd_to_cpu(rtd, 0), 0x3, 0x3, 2, bits); if (ret) { dev_err(rtd->dev, "Error setting I2S config: %d\n", ret); return ret; @@ -345,12 +480,9 @@ static struct snd_soc_dai_link byt_wm5102_dais[] = { /* back ends */ { /* - * This must be named SSP2-Codec even though this machine driver - * always uses SSP0. Most machine drivers support both and dynamically - * update the dailink to point to SSP0 or SSP2, while keeping the name - * as "SSP2-Codec". The SOF tplg files hardcode the "SSP2-Codec" even - * in the byt-foo-ssp0.tplg versions because the other machine-drivers - * use "SSP2-Codec" even when SSP0 is used. + * This dailink is updated dynamically to point to SSP0 or SSP2. + * Yet its name is always kept as "SSP2-Codec" because the SOF + * tplg files hardcode "SSP2-Codec" even in byt-foo-ssp0.tplg. */ .name = "SSP2-Codec", .id = 0, @@ -384,8 +516,13 @@ static struct snd_soc_card byt_wm5102_card = { .fully_routed = true, }; +static char byt_wm5102_components[64]; /* = "cfg-spk:* cfg-int-mic:* cfg-hs-mic:* ..." */ + static int snd_byt_wm5102_mc_probe(struct platform_device *pdev) { + static const char * const out_map_name[] = { "spk", "hpout2" }; + static const char * const intmic_map_name[] = { "in3l", "in1l" }; + static const char * const hsmic_map_name[] = { "in1l", "in2l" }; char codec_name[SND_ACPI_I2C_ID_LEN]; struct device *dev = &pdev->dev; struct byt_wm5102_private *priv; @@ -393,8 +530,9 @@ static int snd_byt_wm5102_mc_probe(struct platform_device *pdev) const char *platform_name; struct acpi_device *adev; struct device *codec_dev; + int dai_index = 0; bool sof_parent; - int ret; + int i, ret; priv = devm_kzalloc(dev, sizeof(*priv), GFP_KERNEL); if (!priv) @@ -413,14 +551,15 @@ static int snd_byt_wm5102_mc_probe(struct platform_device *pdev) */ mach = dev->platform_data; adev = acpi_dev_get_first_match_dev(mach->id, NULL, -1); - if (!adev) { - dev_err(dev, "Error cannot find acpi-dev for codec\n"); - return -ENOENT; + if (adev) { + snprintf(codec_name, sizeof(codec_name), "spi-%s", acpi_dev_name(adev)); + acpi_dev_put(adev); + } else { + /* Special case for when the codec is missing from the DSTD */ + strscpy(codec_name, "spi1.0", sizeof(codec_name)); } - snprintf(codec_name, sizeof(codec_name), "spi-%s", acpi_dev_name(adev)); codec_dev = bus_find_device_by_name(&spi_bus_type, NULL, codec_name); - acpi_dev_put(adev); if (!codec_dev) return -EPROBE_DEFER; @@ -440,6 +579,39 @@ static int snd_byt_wm5102_mc_probe(struct platform_device *pdev) return dev_err_probe(dev, ret, "getting spkvdd-GPIO\n"); } + if (soc_intel_is_cht()) { + /* + * CHT always uses SSP2 and 19.2 MHz; and + * the one currently supported CHT design uses HPOUT2 as + * speaker output and has the intmic on IN1L + hsmic on IN2L. + */ + quirk = BYT_WM5102_SSP2 | BYT_WM5102_MCLK_19_2MHZ | + BYT_WM5102_INTMIC_IN1L_HSMIC_IN2L | + BYT_WM5102_SPK_HPOUT2_MAP; + } + if (quirk_override != -1) { + dev_info_once(dev, "Overriding quirk 0x%lx => 0x%x\n", + quirk, quirk_override); + quirk = quirk_override; + } + log_quirks(dev); + + snprintf(byt_wm5102_components, sizeof(byt_wm5102_components), + "cfg-spk:%s cfg-intmic:%s cfg-hsmic:%s", + out_map_name[FIELD_GET(BYT_WM5102_OUT_MAP, quirk)], + intmic_map_name[FIELD_GET(BYT_WM5102_IN_MAP, quirk)], + hsmic_map_name[FIELD_GET(BYT_WM5102_IN_MAP, quirk)]); + byt_wm5102_card.components = byt_wm5102_components; + + /* find index of codec dai */ + for (i = 0; i < ARRAY_SIZE(byt_wm5102_dais); i++) { + if (!strcmp(byt_wm5102_dais[i].codecs->name, + "wm5102-codec")) { + dai_index = i; + break; + } + } + /* override platform name, if required */ byt_wm5102_card.dev = dev; platform_name = mach->mach_params.platform; @@ -447,6 +619,10 @@ static int snd_byt_wm5102_mc_probe(struct platform_device *pdev) if (ret) goto out_put_gpio; + /* override SSP port, if required */ + if (quirk & BYT_WM5102_SSP2) + byt_wm5102_dais[dai_index].cpus->dai_name = "ssp2-port"; + /* set card and driver name and pm-ops */ sof_parent = snd_soc_acpi_sof_parent(dev); if (sof_parent) { |