forked from Qortal/Brooklyn
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
719 lines
20 KiB
719 lines
20 KiB
// SPDX-License-Identifier: GPL-2.0-only |
|
/* |
|
* cht-bsw-rt5645.c - ASoc Machine driver for Intel Cherryview-based platforms |
|
* Cherrytrail and Braswell, with RT5645 codec. |
|
* |
|
* Copyright (C) 2015 Intel Corp |
|
* Author: Fang, Yang A <[email protected]> |
|
* N,Harshapriya <[email protected]> |
|
* This file is modified from cht_bsw_rt5672.c |
|
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ |
|
* |
|
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ |
|
*/ |
|
|
|
#include <linux/module.h> |
|
#include <linux/platform_device.h> |
|
#include <linux/acpi.h> |
|
#include <linux/clk.h> |
|
#include <linux/dmi.h> |
|
#include <linux/slab.h> |
|
#include <sound/pcm.h> |
|
#include <sound/pcm_params.h> |
|
#include <sound/soc.h> |
|
#include <sound/jack.h> |
|
#include <sound/soc-acpi.h> |
|
#include "../../codecs/rt5645.h" |
|
#include "../atom/sst-atom-controls.h" |
|
#include "../common/soc-intel-quirks.h" |
|
|
|
#define CHT_PLAT_CLK_3_HZ 19200000 |
|
#define CHT_CODEC_DAI1 "rt5645-aif1" |
|
#define CHT_CODEC_DAI2 "rt5645-aif2" |
|
|
|
struct cht_acpi_card { |
|
char *codec_id; |
|
int codec_type; |
|
struct snd_soc_card *soc_card; |
|
}; |
|
|
|
struct cht_mc_private { |
|
struct snd_soc_jack jack; |
|
struct cht_acpi_card *acpi_card; |
|
char codec_name[SND_ACPI_I2C_ID_LEN]; |
|
struct clk *mclk; |
|
}; |
|
|
|
#define CHT_RT5645_MAP(quirk) ((quirk) & GENMASK(7, 0)) |
|
#define CHT_RT5645_SSP2_AIF2 BIT(16) /* default is using AIF1 */ |
|
#define CHT_RT5645_SSP0_AIF1 BIT(17) |
|
#define CHT_RT5645_SSP0_AIF2 BIT(18) |
|
#define CHT_RT5645_PMC_PLT_CLK_0 BIT(19) |
|
|
|
static unsigned long cht_rt5645_quirk = 0; |
|
|
|
static void log_quirks(struct device *dev) |
|
{ |
|
if (cht_rt5645_quirk & CHT_RT5645_SSP2_AIF2) |
|
dev_info(dev, "quirk SSP2_AIF2 enabled"); |
|
if (cht_rt5645_quirk & CHT_RT5645_SSP0_AIF1) |
|
dev_info(dev, "quirk SSP0_AIF1 enabled"); |
|
if (cht_rt5645_quirk & CHT_RT5645_SSP0_AIF2) |
|
dev_info(dev, "quirk SSP0_AIF2 enabled"); |
|
if (cht_rt5645_quirk & CHT_RT5645_PMC_PLT_CLK_0) |
|
dev_info(dev, "quirk PMC_PLT_CLK_0 enabled"); |
|
} |
|
|
|
static int platform_clock_control(struct snd_soc_dapm_widget *w, |
|
struct snd_kcontrol *k, int event) |
|
{ |
|
struct snd_soc_dapm_context *dapm = w->dapm; |
|
struct snd_soc_card *card = dapm->card; |
|
struct snd_soc_dai *codec_dai; |
|
struct cht_mc_private *ctx = snd_soc_card_get_drvdata(card); |
|
int ret; |
|
|
|
codec_dai = snd_soc_card_get_codec_dai(card, CHT_CODEC_DAI1); |
|
if (!codec_dai) |
|
codec_dai = snd_soc_card_get_codec_dai(card, CHT_CODEC_DAI2); |
|
|
|
if (!codec_dai) { |
|
dev_err(card->dev, "Codec dai not found; Unable to set platform clock\n"); |
|
return -EIO; |
|
} |
|
|
|
if (SND_SOC_DAPM_EVENT_ON(event)) { |
|
ret = clk_prepare_enable(ctx->mclk); |
|
if (ret < 0) { |
|
dev_err(card->dev, |
|
"could not configure MCLK state"); |
|
return ret; |
|
} |
|
} else { |
|
/* Set codec sysclk source to its internal clock because codec PLL will |
|
* be off when idle and MCLK will also be off when codec is |
|
* runtime suspended. Codec needs clock for jack detection and button |
|
* press. MCLK is turned off with clock framework or ACPI. |
|
*/ |
|
ret = snd_soc_dai_set_sysclk(codec_dai, RT5645_SCLK_S_RCCLK, |
|
48000 * 512, SND_SOC_CLOCK_IN); |
|
if (ret < 0) { |
|
dev_err(card->dev, "can't set codec sysclk: %d\n", ret); |
|
return ret; |
|
} |
|
|
|
clk_disable_unprepare(ctx->mclk); |
|
} |
|
|
|
return 0; |
|
} |
|
|
|
static const struct snd_soc_dapm_widget cht_dapm_widgets[] = { |
|
SND_SOC_DAPM_HP("Headphone", NULL), |
|
SND_SOC_DAPM_MIC("Headset Mic", NULL), |
|
SND_SOC_DAPM_MIC("Int Mic", NULL), |
|
SND_SOC_DAPM_MIC("Int Analog Mic", NULL), |
|
SND_SOC_DAPM_SPK("Ext Spk", NULL), |
|
SND_SOC_DAPM_SUPPLY("Platform Clock", SND_SOC_NOPM, 0, 0, |
|
platform_clock_control, SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD), |
|
}; |
|
|
|
static const struct snd_soc_dapm_route cht_rt5645_audio_map[] = { |
|
{"IN1P", NULL, "Headset Mic"}, |
|
{"IN1N", NULL, "Headset Mic"}, |
|
{"DMIC L1", NULL, "Int Mic"}, |
|
{"DMIC R1", NULL, "Int Mic"}, |
|
{"IN2P", NULL, "Int Analog Mic"}, |
|
{"IN2N", NULL, "Int Analog Mic"}, |
|
{"Headphone", NULL, "HPOL"}, |
|
{"Headphone", NULL, "HPOR"}, |
|
{"Ext Spk", NULL, "SPOL"}, |
|
{"Ext Spk", NULL, "SPOR"}, |
|
{"Headphone", NULL, "Platform Clock"}, |
|
{"Headset Mic", NULL, "Platform Clock"}, |
|
{"Int Mic", NULL, "Platform Clock"}, |
|
{"Int Analog Mic", NULL, "Platform Clock"}, |
|
{"Int Analog Mic", NULL, "micbias1"}, |
|
{"Int Analog Mic", NULL, "micbias2"}, |
|
{"Ext Spk", NULL, "Platform Clock"}, |
|
}; |
|
|
|
static const struct snd_soc_dapm_route cht_rt5650_audio_map[] = { |
|
{"IN1P", NULL, "Headset Mic"}, |
|
{"IN1N", NULL, "Headset Mic"}, |
|
{"DMIC L2", NULL, "Int Mic"}, |
|
{"DMIC R2", NULL, "Int Mic"}, |
|
{"Headphone", NULL, "HPOL"}, |
|
{"Headphone", NULL, "HPOR"}, |
|
{"Ext Spk", NULL, "SPOL"}, |
|
{"Ext Spk", NULL, "SPOR"}, |
|
{"Headphone", NULL, "Platform Clock"}, |
|
{"Headset Mic", NULL, "Platform Clock"}, |
|
{"Int Mic", NULL, "Platform Clock"}, |
|
{"Ext Spk", NULL, "Platform Clock"}, |
|
}; |
|
|
|
static const struct snd_soc_dapm_route cht_rt5645_ssp2_aif1_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 cht_rt5645_ssp2_aif2_map[] = { |
|
{"AIF2 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, "AIF2 Capture"}, |
|
}; |
|
|
|
static const struct snd_soc_dapm_route cht_rt5645_ssp0_aif1_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 cht_rt5645_ssp0_aif2_map[] = { |
|
{"AIF2 Playback", NULL, "ssp0 Tx"}, |
|
{"ssp0 Tx", NULL, "modem_out"}, |
|
{"modem_in", NULL, "ssp0 Rx" }, |
|
{"ssp0 Rx", NULL, "AIF2 Capture"}, |
|
}; |
|
|
|
static const struct snd_kcontrol_new cht_mc_controls[] = { |
|
SOC_DAPM_PIN_SWITCH("Headphone"), |
|
SOC_DAPM_PIN_SWITCH("Headset Mic"), |
|
SOC_DAPM_PIN_SWITCH("Int Mic"), |
|
SOC_DAPM_PIN_SWITCH("Int Analog Mic"), |
|
SOC_DAPM_PIN_SWITCH("Ext Spk"), |
|
}; |
|
|
|
static struct snd_soc_jack_pin cht_bsw_jack_pins[] = { |
|
{ |
|
.pin = "Headphone", |
|
.mask = SND_JACK_HEADPHONE, |
|
}, |
|
{ |
|
.pin = "Headset Mic", |
|
.mask = SND_JACK_MICROPHONE, |
|
}, |
|
}; |
|
|
|
static int cht_aif1_hw_params(struct snd_pcm_substream *substream, |
|
struct snd_pcm_hw_params *params) |
|
{ |
|
struct snd_soc_pcm_runtime *rtd = asoc_substream_to_rtd(substream); |
|
struct snd_soc_dai *codec_dai = asoc_rtd_to_codec(rtd, 0); |
|
int ret; |
|
|
|
/* set codec PLL source to the 19.2MHz platform clock (MCLK) */ |
|
ret = snd_soc_dai_set_pll(codec_dai, 0, RT5645_PLL1_S_MCLK, |
|
CHT_PLAT_CLK_3_HZ, params_rate(params) * 512); |
|
if (ret < 0) { |
|
dev_err(rtd->dev, "can't set codec pll: %d\n", ret); |
|
return ret; |
|
} |
|
|
|
ret = snd_soc_dai_set_sysclk(codec_dai, RT5645_SCLK_S_PLL1, |
|
params_rate(params) * 512, SND_SOC_CLOCK_IN); |
|
if (ret < 0) { |
|
dev_err(rtd->dev, "can't set codec sysclk: %d\n", ret); |
|
return ret; |
|
} |
|
|
|
return 0; |
|
} |
|
|
|
static int cht_rt5645_quirk_cb(const struct dmi_system_id *id) |
|
{ |
|
cht_rt5645_quirk = (unsigned long)id->driver_data; |
|
return 1; |
|
} |
|
|
|
static const struct dmi_system_id cht_rt5645_quirk_table[] = { |
|
{ |
|
/* Strago family Chromebooks */ |
|
.callback = cht_rt5645_quirk_cb, |
|
.matches = { |
|
DMI_MATCH(DMI_PRODUCT_FAMILY, "Intel_Strago"), |
|
}, |
|
.driver_data = (void *)CHT_RT5645_PMC_PLT_CLK_0, |
|
}, |
|
{ |
|
}, |
|
}; |
|
|
|
static int cht_codec_init(struct snd_soc_pcm_runtime *runtime) |
|
{ |
|
struct snd_soc_card *card = runtime->card; |
|
struct cht_mc_private *ctx = snd_soc_card_get_drvdata(runtime->card); |
|
struct snd_soc_component *component = asoc_rtd_to_codec(runtime, 0)->component; |
|
int jack_type; |
|
int ret; |
|
|
|
if ((cht_rt5645_quirk & CHT_RT5645_SSP2_AIF2) || |
|
(cht_rt5645_quirk & CHT_RT5645_SSP0_AIF2)) { |
|
/* Select clk_i2s2_asrc as ASRC clock source */ |
|
rt5645_sel_asrc_clk_src(component, |
|
RT5645_DA_STEREO_FILTER | |
|
RT5645_DA_MONO_L_FILTER | |
|
RT5645_DA_MONO_R_FILTER | |
|
RT5645_AD_STEREO_FILTER, |
|
RT5645_CLK_SEL_I2S2_ASRC); |
|
} else { |
|
/* Select clk_i2s1_asrc as ASRC clock source */ |
|
rt5645_sel_asrc_clk_src(component, |
|
RT5645_DA_STEREO_FILTER | |
|
RT5645_DA_MONO_L_FILTER | |
|
RT5645_DA_MONO_R_FILTER | |
|
RT5645_AD_STEREO_FILTER, |
|
RT5645_CLK_SEL_I2S1_ASRC); |
|
} |
|
|
|
if (cht_rt5645_quirk & CHT_RT5645_SSP2_AIF2) { |
|
ret = snd_soc_dapm_add_routes(&card->dapm, |
|
cht_rt5645_ssp2_aif2_map, |
|
ARRAY_SIZE(cht_rt5645_ssp2_aif2_map)); |
|
} else if (cht_rt5645_quirk & CHT_RT5645_SSP0_AIF1) { |
|
ret = snd_soc_dapm_add_routes(&card->dapm, |
|
cht_rt5645_ssp0_aif1_map, |
|
ARRAY_SIZE(cht_rt5645_ssp0_aif1_map)); |
|
} else if (cht_rt5645_quirk & CHT_RT5645_SSP0_AIF2) { |
|
ret = snd_soc_dapm_add_routes(&card->dapm, |
|
cht_rt5645_ssp0_aif2_map, |
|
ARRAY_SIZE(cht_rt5645_ssp0_aif2_map)); |
|
} else { |
|
ret = snd_soc_dapm_add_routes(&card->dapm, |
|
cht_rt5645_ssp2_aif1_map, |
|
ARRAY_SIZE(cht_rt5645_ssp2_aif1_map)); |
|
} |
|
if (ret) |
|
return ret; |
|
|
|
if (ctx->acpi_card->codec_type == CODEC_TYPE_RT5650) |
|
jack_type = SND_JACK_HEADPHONE | SND_JACK_MICROPHONE | |
|
SND_JACK_BTN_0 | SND_JACK_BTN_1 | |
|
SND_JACK_BTN_2 | SND_JACK_BTN_3; |
|
else |
|
jack_type = SND_JACK_HEADPHONE | SND_JACK_MICROPHONE; |
|
|
|
ret = snd_soc_card_jack_new_pins(runtime->card, "Headset", jack_type, |
|
&ctx->jack, cht_bsw_jack_pins, |
|
ARRAY_SIZE(cht_bsw_jack_pins)); |
|
if (ret) { |
|
dev_err(runtime->dev, "Headset jack creation failed %d\n", ret); |
|
return ret; |
|
} |
|
|
|
rt5645_set_jack_detect(component, &ctx->jack, &ctx->jack, &ctx->jack); |
|
|
|
|
|
/* |
|
* The firmware might enable the clock at |
|
* boot (this information may or may not |
|
* be reflected in the enable clock register). |
|
* To change the rate we must disable the clock |
|
* first to cover these cases. Due to common |
|
* clock framework restrictions that do not allow |
|
* to disable a clock that has not been enabled, |
|
* we need to enable the clock first. |
|
*/ |
|
ret = clk_prepare_enable(ctx->mclk); |
|
if (!ret) |
|
clk_disable_unprepare(ctx->mclk); |
|
|
|
ret = clk_set_rate(ctx->mclk, CHT_PLAT_CLK_3_HZ); |
|
|
|
if (ret) |
|
dev_err(runtime->dev, "unable to set MCLK rate\n"); |
|
|
|
return ret; |
|
} |
|
|
|
static int cht_codec_fixup(struct snd_soc_pcm_runtime *rtd, |
|
struct snd_pcm_hw_params *params) |
|
{ |
|
int ret; |
|
struct snd_interval *rate = hw_param_interval(params, |
|
SNDRV_PCM_HW_PARAM_RATE); |
|
struct snd_interval *channels = hw_param_interval(params, |
|
SNDRV_PCM_HW_PARAM_CHANNELS); |
|
|
|
/* The DSP will covert the FE rate to 48k, stereo, 24bits */ |
|
rate->min = rate->max = 48000; |
|
channels->min = channels->max = 2; |
|
|
|
if ((cht_rt5645_quirk & CHT_RT5645_SSP0_AIF1) || |
|
(cht_rt5645_quirk & CHT_RT5645_SSP0_AIF2)) { |
|
|
|
/* set SSP0 to 16-bit */ |
|
params_set_format(params, SNDRV_PCM_FORMAT_S16_LE); |
|
|
|
/* |
|
* 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), |
|
SND_SOC_DAIFMT_I2S | |
|
SND_SOC_DAIFMT_NB_NF | |
|
SND_SOC_DAIFMT_BP_FP |
|
); |
|
if (ret < 0) { |
|
dev_err(rtd->dev, "can't set format to I2S, err %d\n", ret); |
|
return ret; |
|
} |
|
|
|
ret = snd_soc_dai_set_fmt(asoc_rtd_to_codec(rtd, 0), |
|
SND_SOC_DAIFMT_I2S | |
|
SND_SOC_DAIFMT_NB_NF | |
|
SND_SOC_DAIFMT_BC_FC |
|
); |
|
if (ret < 0) { |
|
dev_err(rtd->dev, "can't set format to I2S, err %d\n", ret); |
|
return ret; |
|
} |
|
|
|
ret = snd_soc_dai_set_tdm_slot(asoc_rtd_to_cpu(rtd, 0), 0x3, 0x3, 2, 16); |
|
if (ret < 0) { |
|
dev_err(rtd->dev, "can't set I2S config, err %d\n", ret); |
|
return ret; |
|
} |
|
|
|
} else { |
|
|
|
/* set SSP2 to 24-bit */ |
|
params_set_format(params, SNDRV_PCM_FORMAT_S24_LE); |
|
|
|
/* |
|
* Default mode for SSP configuration is TDM 4 slot |
|
*/ |
|
ret = snd_soc_dai_set_fmt(asoc_rtd_to_codec(rtd, 0), |
|
SND_SOC_DAIFMT_DSP_B | |
|
SND_SOC_DAIFMT_IB_NF | |
|
SND_SOC_DAIFMT_BC_FC); |
|
if (ret < 0) { |
|
dev_err(rtd->dev, "can't set format to TDM %d\n", ret); |
|
return ret; |
|
} |
|
|
|
/* TDM 4 slots 24 bit, set Rx & Tx bitmask to 4 active slots */ |
|
ret = snd_soc_dai_set_tdm_slot(asoc_rtd_to_codec(rtd, 0), 0xF, 0xF, 4, 24); |
|
if (ret < 0) { |
|
dev_err(rtd->dev, "can't set codec TDM slot %d\n", ret); |
|
return ret; |
|
} |
|
} |
|
return 0; |
|
} |
|
|
|
static int cht_aif1_startup(struct snd_pcm_substream *substream) |
|
{ |
|
return snd_pcm_hw_constraint_single(substream->runtime, |
|
SNDRV_PCM_HW_PARAM_RATE, 48000); |
|
} |
|
|
|
static const struct snd_soc_ops cht_aif1_ops = { |
|
.startup = cht_aif1_startup, |
|
}; |
|
|
|
static const struct snd_soc_ops cht_be_ssp2_ops = { |
|
.hw_params = cht_aif1_hw_params, |
|
}; |
|
|
|
SND_SOC_DAILINK_DEF(dummy, |
|
DAILINK_COMP_ARRAY(COMP_DUMMY())); |
|
|
|
SND_SOC_DAILINK_DEF(media, |
|
DAILINK_COMP_ARRAY(COMP_CPU("media-cpu-dai"))); |
|
|
|
SND_SOC_DAILINK_DEF(deepbuffer, |
|
DAILINK_COMP_ARRAY(COMP_CPU("deepbuffer-cpu-dai"))); |
|
|
|
SND_SOC_DAILINK_DEF(ssp2_port, |
|
DAILINK_COMP_ARRAY(COMP_CPU("ssp2-port"))); |
|
SND_SOC_DAILINK_DEF(ssp2_codec, |
|
DAILINK_COMP_ARRAY(COMP_CODEC("i2c-10EC5645:00", "rt5645-aif1"))); |
|
|
|
SND_SOC_DAILINK_DEF(platform, |
|
DAILINK_COMP_ARRAY(COMP_PLATFORM("sst-mfld-platform"))); |
|
|
|
static struct snd_soc_dai_link cht_dailink[] = { |
|
[MERR_DPCM_AUDIO] = { |
|
.name = "Audio Port", |
|
.stream_name = "Audio", |
|
.nonatomic = true, |
|
.dynamic = 1, |
|
.dpcm_playback = 1, |
|
.dpcm_capture = 1, |
|
.ops = &cht_aif1_ops, |
|
SND_SOC_DAILINK_REG(media, dummy, platform), |
|
}, |
|
[MERR_DPCM_DEEP_BUFFER] = { |
|
.name = "Deep-Buffer Audio Port", |
|
.stream_name = "Deep-Buffer Audio", |
|
.nonatomic = true, |
|
.dynamic = 1, |
|
.dpcm_playback = 1, |
|
.ops = &cht_aif1_ops, |
|
SND_SOC_DAILINK_REG(deepbuffer, dummy, platform), |
|
}, |
|
/* CODEC<->CODEC link */ |
|
/* back ends */ |
|
{ |
|
.name = "SSP2-Codec", |
|
.id = 0, |
|
.no_pcm = 1, |
|
.init = cht_codec_init, |
|
.be_hw_params_fixup = cht_codec_fixup, |
|
.dpcm_playback = 1, |
|
.dpcm_capture = 1, |
|
.ops = &cht_be_ssp2_ops, |
|
SND_SOC_DAILINK_REG(ssp2_port, ssp2_codec, platform), |
|
}, |
|
}; |
|
|
|
/* use space before codec name to simplify card ID, and simplify driver name */ |
|
#define SOF_CARD_RT5645_NAME "bytcht rt5645" /* card name 'sof-bytcht rt5645' */ |
|
#define SOF_CARD_RT5650_NAME "bytcht rt5650" /* card name 'sof-bytcht rt5650' */ |
|
#define SOF_DRIVER_NAME "SOF" |
|
|
|
#define CARD_RT5645_NAME "chtrt5645" |
|
#define CARD_RT5650_NAME "chtrt5650" |
|
#define DRIVER_NAME NULL /* card name will be used for driver name */ |
|
|
|
/* SoC card */ |
|
static struct snd_soc_card snd_soc_card_chtrt5645 = { |
|
.owner = THIS_MODULE, |
|
.dai_link = cht_dailink, |
|
.num_links = ARRAY_SIZE(cht_dailink), |
|
.dapm_widgets = cht_dapm_widgets, |
|
.num_dapm_widgets = ARRAY_SIZE(cht_dapm_widgets), |
|
.dapm_routes = cht_rt5645_audio_map, |
|
.num_dapm_routes = ARRAY_SIZE(cht_rt5645_audio_map), |
|
.controls = cht_mc_controls, |
|
.num_controls = ARRAY_SIZE(cht_mc_controls), |
|
}; |
|
|
|
static struct snd_soc_card snd_soc_card_chtrt5650 = { |
|
.owner = THIS_MODULE, |
|
.dai_link = cht_dailink, |
|
.num_links = ARRAY_SIZE(cht_dailink), |
|
.dapm_widgets = cht_dapm_widgets, |
|
.num_dapm_widgets = ARRAY_SIZE(cht_dapm_widgets), |
|
.dapm_routes = cht_rt5650_audio_map, |
|
.num_dapm_routes = ARRAY_SIZE(cht_rt5650_audio_map), |
|
.controls = cht_mc_controls, |
|
.num_controls = ARRAY_SIZE(cht_mc_controls), |
|
}; |
|
|
|
static struct cht_acpi_card snd_soc_cards[] = { |
|
{"10EC5640", CODEC_TYPE_RT5645, &snd_soc_card_chtrt5645}, |
|
{"10EC5645", CODEC_TYPE_RT5645, &snd_soc_card_chtrt5645}, |
|
{"10EC5648", CODEC_TYPE_RT5645, &snd_soc_card_chtrt5645}, |
|
{"10EC3270", CODEC_TYPE_RT5645, &snd_soc_card_chtrt5645}, |
|
{"10EC5650", CODEC_TYPE_RT5650, &snd_soc_card_chtrt5650}, |
|
}; |
|
|
|
static char cht_rt5645_codec_name[SND_ACPI_I2C_ID_LEN]; |
|
|
|
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_cht_mc_probe(struct platform_device *pdev) |
|
{ |
|
struct snd_soc_card *card = snd_soc_cards[0].soc_card; |
|
struct snd_soc_acpi_mach *mach; |
|
const char *platform_name; |
|
struct cht_mc_private *drv; |
|
struct acpi_device *adev; |
|
bool sof_parent; |
|
bool found = false; |
|
bool is_bytcr = false; |
|
int dai_index = 0; |
|
int ret_val = 0; |
|
int i; |
|
const char *mclk_name; |
|
|
|
drv = devm_kzalloc(&pdev->dev, sizeof(*drv), GFP_KERNEL); |
|
if (!drv) |
|
return -ENOMEM; |
|
|
|
mach = pdev->dev.platform_data; |
|
|
|
for (i = 0; i < ARRAY_SIZE(snd_soc_cards); i++) { |
|
if (acpi_dev_found(snd_soc_cards[i].codec_id) && |
|
(!strncmp(snd_soc_cards[i].codec_id, mach->id, 8))) { |
|
dev_dbg(&pdev->dev, |
|
"found codec %s\n", snd_soc_cards[i].codec_id); |
|
card = snd_soc_cards[i].soc_card; |
|
drv->acpi_card = &snd_soc_cards[i]; |
|
found = true; |
|
break; |
|
} |
|
} |
|
|
|
if (!found) { |
|
dev_err(&pdev->dev, "No matching HID found in supported list\n"); |
|
return -ENODEV; |
|
} |
|
|
|
card->dev = &pdev->dev; |
|
sprintf(drv->codec_name, "i2c-%s:00", drv->acpi_card->codec_id); |
|
|
|
/* set correct codec name */ |
|
for (i = 0; i < ARRAY_SIZE(cht_dailink); i++) |
|
if (!strcmp(card->dai_link[i].codecs->name, |
|
"i2c-10EC5645:00")) { |
|
card->dai_link[i].codecs->name = drv->codec_name; |
|
dai_index = i; |
|
} |
|
|
|
/* fixup codec name based on HID */ |
|
adev = acpi_dev_get_first_match_dev(mach->id, NULL, -1); |
|
if (adev) { |
|
snprintf(cht_rt5645_codec_name, sizeof(cht_rt5645_codec_name), |
|
"i2c-%s", acpi_dev_name(adev)); |
|
put_device(&adev->dev); |
|
cht_dailink[dai_index].codecs->name = cht_rt5645_codec_name; |
|
} |
|
|
|
/* |
|
* swap SSP0 if bytcr is detected |
|
* (will be overridden if DMI quirk is detected) |
|
*/ |
|
if (soc_intel_is_byt()) { |
|
if (mach->mach_params.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 = { 0 }; |
|
|
|
/* 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"); |
|
cht_rt5645_quirk |= CHT_RT5645_SSP0_AIF1; |
|
} else if (chan_package.aif_value == 2) { |
|
dev_info(&pdev->dev, "BIOS Routing: AIF2 connected\n"); |
|
cht_rt5645_quirk |= CHT_RT5645_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 */ |
|
cht_rt5645_quirk |= CHT_RT5645_SSP0_AIF2; |
|
} |
|
} |
|
|
|
/* check quirks before creating card */ |
|
dmi_check_system(cht_rt5645_quirk_table); |
|
log_quirks(&pdev->dev); |
|
|
|
if ((cht_rt5645_quirk & CHT_RT5645_SSP2_AIF2) || |
|
(cht_rt5645_quirk & CHT_RT5645_SSP0_AIF2)) |
|
cht_dailink[dai_index].codecs->dai_name = "rt5645-aif2"; |
|
|
|
if ((cht_rt5645_quirk & CHT_RT5645_SSP0_AIF1) || |
|
(cht_rt5645_quirk & CHT_RT5645_SSP0_AIF2)) |
|
cht_dailink[dai_index].cpus->dai_name = "ssp0-port"; |
|
|
|
/* override platform name, if required */ |
|
platform_name = mach->mach_params.platform; |
|
|
|
ret_val = snd_soc_fixup_dai_links_platform_name(card, |
|
platform_name); |
|
if (ret_val) |
|
return ret_val; |
|
|
|
if (cht_rt5645_quirk & CHT_RT5645_PMC_PLT_CLK_0) |
|
mclk_name = "pmc_plt_clk_0"; |
|
else |
|
mclk_name = "pmc_plt_clk_3"; |
|
|
|
drv->mclk = devm_clk_get(&pdev->dev, mclk_name); |
|
if (IS_ERR(drv->mclk)) { |
|
dev_err(&pdev->dev, "Failed to get MCLK from %s: %ld\n", |
|
mclk_name, PTR_ERR(drv->mclk)); |
|
return PTR_ERR(drv->mclk); |
|
} |
|
|
|
snd_soc_card_set_drvdata(card, drv); |
|
|
|
sof_parent = snd_soc_acpi_sof_parent(&pdev->dev); |
|
|
|
/* set card and driver name */ |
|
if (sof_parent) { |
|
snd_soc_card_chtrt5645.name = SOF_CARD_RT5645_NAME; |
|
snd_soc_card_chtrt5645.driver_name = SOF_DRIVER_NAME; |
|
snd_soc_card_chtrt5650.name = SOF_CARD_RT5650_NAME; |
|
snd_soc_card_chtrt5650.driver_name = SOF_DRIVER_NAME; |
|
} else { |
|
snd_soc_card_chtrt5645.name = CARD_RT5645_NAME; |
|
snd_soc_card_chtrt5645.driver_name = DRIVER_NAME; |
|
snd_soc_card_chtrt5650.name = CARD_RT5650_NAME; |
|
snd_soc_card_chtrt5650.driver_name = DRIVER_NAME; |
|
} |
|
|
|
/* set pm ops */ |
|
if (sof_parent) |
|
pdev->dev.driver->pm = &snd_soc_pm_ops; |
|
|
|
ret_val = devm_snd_soc_register_card(&pdev->dev, card); |
|
if (ret_val) { |
|
dev_err(&pdev->dev, |
|
"snd_soc_register_card failed %d\n", ret_val); |
|
return ret_val; |
|
} |
|
platform_set_drvdata(pdev, card); |
|
return ret_val; |
|
} |
|
|
|
static struct platform_driver snd_cht_mc_driver = { |
|
.driver = { |
|
.name = "cht-bsw-rt5645", |
|
}, |
|
.probe = snd_cht_mc_probe, |
|
}; |
|
|
|
module_platform_driver(snd_cht_mc_driver) |
|
|
|
MODULE_DESCRIPTION("ASoC Intel(R) Braswell Machine driver"); |
|
MODULE_AUTHOR("Fang, Yang A,N,Harshapriya"); |
|
MODULE_LICENSE("GPL v2"); |
|
MODULE_ALIAS("platform:cht-bsw-rt5645");
|
|
|