+++ /dev/null
-// SPDX-License-Identifier: GPL-2.0-only
-/*
- * Intel Baytrail SST RT5640 machine driver
- * Copyright (c) 2014, Intel Corporation.
- */
-
-#include <linux/init.h>
-#include <linux/module.h>
-#include <linux/platform_device.h>
-#include <linux/acpi.h>
-#include <linux/device.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 "../../codecs/rt5640.h"
-
-#include "../common/sst-dsp.h"
-
-static const struct snd_soc_dapm_widget byt_rt5640_widgets[] = {
- SND_SOC_DAPM_HP("Headphone", NULL),
- SND_SOC_DAPM_MIC("Headset Mic", NULL),
- SND_SOC_DAPM_MIC("Internal Mic", NULL),
- SND_SOC_DAPM_SPK("Speaker", NULL),
-};
-
-static const struct snd_soc_dapm_route byt_rt5640_audio_map[] = {
- {"Headset Mic", NULL, "MICBIAS1"},
- {"IN2P", NULL, "Headset Mic"},
- {"Headphone", NULL, "HPOL"},
- {"Headphone", NULL, "HPOR"},
- {"Speaker", NULL, "SPOLP"},
- {"Speaker", NULL, "SPOLN"},
- {"Speaker", NULL, "SPORP"},
- {"Speaker", NULL, "SPORN"},
-};
-
-static const struct snd_soc_dapm_route byt_rt5640_intmic_dmic1_map[] = {
- {"DMIC1", NULL, "Internal Mic"},
-};
-
-static const struct snd_soc_dapm_route byt_rt5640_intmic_dmic2_map[] = {
- {"DMIC2", NULL, "Internal Mic"},
-};
-
-static const struct snd_soc_dapm_route byt_rt5640_intmic_in1_map[] = {
- {"Internal Mic", NULL, "MICBIAS1"},
- {"IN1P", NULL, "Internal Mic"},
-};
-
-enum {
- BYT_RT5640_DMIC1_MAP,
- BYT_RT5640_DMIC2_MAP,
- BYT_RT5640_IN1_MAP,
-};
-
-#define BYT_RT5640_MAP(quirk) ((quirk) & 0xff)
-#define BYT_RT5640_DMIC_EN BIT(16)
-
-static unsigned long byt_rt5640_quirk = BYT_RT5640_DMIC1_MAP |
- BYT_RT5640_DMIC_EN;
-
-static const struct snd_kcontrol_new byt_rt5640_controls[] = {
- SOC_DAPM_PIN_SWITCH("Headphone"),
- SOC_DAPM_PIN_SWITCH("Headset Mic"),
- SOC_DAPM_PIN_SWITCH("Internal Mic"),
- SOC_DAPM_PIN_SWITCH("Speaker"),
-};
-
-static int byt_rt5640_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;
-
- ret = snd_soc_dai_set_sysclk(codec_dai, RT5640_SCLK_S_PLL1,
- params_rate(params) * 256,
- SND_SOC_CLOCK_IN);
- if (ret < 0) {
- dev_err(codec_dai->dev, "can't set codec clock %d\n", ret);
- return ret;
- }
- ret = snd_soc_dai_set_pll(codec_dai, 0, RT5640_PLL1_S_BCLK1,
- params_rate(params) * 64,
- params_rate(params) * 256);
- if (ret < 0) {
- dev_err(codec_dai->dev, "can't set codec pll: %d\n", ret);
- return ret;
- }
- return 0;
-}
-
-static int byt_rt5640_quirk_cb(const struct dmi_system_id *id)
-{
- byt_rt5640_quirk = (unsigned long)id->driver_data;
- return 1;
-}
-
-static const struct dmi_system_id byt_rt5640_quirk_table[] = {
- {
- .callback = byt_rt5640_quirk_cb,
- .matches = {
- DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
- DMI_MATCH(DMI_PRODUCT_NAME, "T100TA"),
- },
- .driver_data = (unsigned long *)BYT_RT5640_IN1_MAP,
- },
- {
- .callback = byt_rt5640_quirk_cb,
- .matches = {
- DMI_MATCH(DMI_SYS_VENDOR, "DellInc."),
- DMI_MATCH(DMI_PRODUCT_NAME, "Venue 8 Pro 5830"),
- },
- .driver_data = (unsigned long *)(BYT_RT5640_DMIC2_MAP |
- BYT_RT5640_DMIC_EN),
- },
- {}
-};
-
-static int byt_rt5640_init(struct snd_soc_pcm_runtime *runtime)
-{
- int ret;
- struct snd_soc_component *component = asoc_rtd_to_codec(runtime, 0)->component;
- struct snd_soc_card *card = runtime->card;
- const struct snd_soc_dapm_route *custom_map;
- int num_routes;
-
- card->dapm.idle_bias_off = true;
-
- ret = snd_soc_add_card_controls(card, byt_rt5640_controls,
- ARRAY_SIZE(byt_rt5640_controls));
- if (ret) {
- dev_err(card->dev, "unable to add card controls\n");
- return ret;
- }
-
- dmi_check_system(byt_rt5640_quirk_table);
- switch (BYT_RT5640_MAP(byt_rt5640_quirk)) {
- case BYT_RT5640_IN1_MAP:
- custom_map = byt_rt5640_intmic_in1_map;
- num_routes = ARRAY_SIZE(byt_rt5640_intmic_in1_map);
- break;
- case BYT_RT5640_DMIC2_MAP:
- custom_map = byt_rt5640_intmic_dmic2_map;
- num_routes = ARRAY_SIZE(byt_rt5640_intmic_dmic2_map);
- break;
- default:
- custom_map = byt_rt5640_intmic_dmic1_map;
- num_routes = ARRAY_SIZE(byt_rt5640_intmic_dmic1_map);
- }
-
- ret = snd_soc_dapm_add_routes(&card->dapm, custom_map, num_routes);
- if (ret)
- return ret;
-
- if (byt_rt5640_quirk & BYT_RT5640_DMIC_EN) {
- ret = rt5640_dmic_enable(component, 0, 0);
- if (ret)
- return ret;
- }
-
- snd_soc_dapm_ignore_suspend(&card->dapm, "Headphone");
- snd_soc_dapm_ignore_suspend(&card->dapm, "Speaker");
-
- return ret;
-}
-
-static struct snd_soc_ops byt_rt5640_ops = {
- .hw_params = byt_rt5640_hw_params,
-};
-
-SND_SOC_DAILINK_DEFS(audio,
- DAILINK_COMP_ARRAY(COMP_CPU("baytrail-pcm-audio")),
- DAILINK_COMP_ARRAY(COMP_CODEC("i2c-10EC5640:00", "rt5640-aif1")),
- DAILINK_COMP_ARRAY(COMP_PLATFORM("baytrail-pcm-audio")));
-
-static struct snd_soc_dai_link byt_rt5640_dais[] = {
- {
- .name = "Baytrail Audio",
- .stream_name = "Audio",
- .dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF |
- SND_SOC_DAIFMT_CBS_CFS,
- .init = byt_rt5640_init,
- .ops = &byt_rt5640_ops,
- SND_SOC_DAILINK_REG(audio),
- },
-};
-
-static struct snd_soc_card byt_rt5640_card = {
- .name = "byt-rt5640",
- .owner = THIS_MODULE,
- .dai_link = byt_rt5640_dais,
- .num_links = ARRAY_SIZE(byt_rt5640_dais),
- .dapm_widgets = byt_rt5640_widgets,
- .num_dapm_widgets = ARRAY_SIZE(byt_rt5640_widgets),
- .dapm_routes = byt_rt5640_audio_map,
- .num_dapm_routes = ARRAY_SIZE(byt_rt5640_audio_map),
- .fully_routed = true,
-};
-
-static int byt_rt5640_probe(struct platform_device *pdev)
-{
- struct snd_soc_card *card = &byt_rt5640_card;
-
- card->dev = &pdev->dev;
- return devm_snd_soc_register_card(&pdev->dev, card);
-}
-
-static struct platform_driver byt_rt5640_audio = {
- .probe = byt_rt5640_probe,
- .driver = {
- .name = "byt-rt5640",
- .pm = &snd_soc_pm_ops,
- },
-};
-module_platform_driver(byt_rt5640_audio)
-
-MODULE_DESCRIPTION("ASoC Intel(R) Baytrail Machine driver");
-MODULE_AUTHOR("Omair Md Abdullah, Jarkko Nikula");
-MODULE_LICENSE("GPL v2");
-MODULE_ALIAS("platform:byt-rt5640");