ASoC: add mt6797-mt6351 driver and config option

Signed-off-by: KaiChieh Chuang <kaichieh.chuang@mediatek.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Kai Chieh Chuang 2018-04-25 15:25:21 +08:00 committed by Mark Brown
parent 3c76fbc316
commit f0ab0bf250
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4 changed files with 226 additions and 0 deletions

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@ -32,6 +32,26 @@ config SND_SOC_MT2701_WM8960
Select Y if you have such device.
If unsure select "N".
config SND_SOC_MT6797
tristate "ASoC support for Mediatek MT6797 chip"
depends on ARCH_MEDIATEK
select SND_SOC_MEDIATEK
help
This adds ASoC driver for Mediatek MT6797 boards
that can be used with other codecs.
Select Y if you have such device.
If unsure select "N".
config SND_SOC_MT6797_MT6351
tristate "ASoc Audio driver for MT6797 with MT6351 codec"
depends on SND_SOC_MT6797 && MTK_PMIC_WRAP
select SND_SOC_MT6351
help
This adds ASoC driver for Mediatek MT6797 boards
with the MT6351 codecs.
Select Y if you have such device.
If unsure select "N".
config SND_SOC_MT8173
tristate "ASoC support for Mediatek MT8173 chip"
depends on ARCH_MEDIATEK

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@ -1,4 +1,5 @@
# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_SND_SOC_MEDIATEK) += common/
obj-$(CONFIG_SND_SOC_MT2701) += mt2701/
obj-$(CONFIG_SND_SOC_MT6797) += mt6797/
obj-$(CONFIG_SND_SOC_MT8173) += mt8173/

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@ -0,0 +1,19 @@
#
# Copyright (C) 2018 MediaTek Inc.
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License version 2 as
# published by the Free Software Foundation.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# platform driver
snd-soc-mt6797-afe-objs := mt6797-afe-pcm.o mt6797-afe-clk.o
obj-$(CONFIG_SND_SOC_MT6797) += snd-soc-mt6797-afe.o
# machine driver
obj-$(CONFIG_SND_SOC_MT6797_MT6351) += mt6797-mt6351.o

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@ -0,0 +1,186 @@
/*
* mt6797-mt6351.c -- MT6797 MT6351 ALSA SoC machine driver
*
* Copyright (c) 2018 MediaTek Inc.
* Author: Ryder Lee <ryder.lee@mediatek.com>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 and
* only version 2 as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*/
#include <linux/module.h>
#include <sound/soc.h>
#include "mt6797-afe-common.h"
static struct snd_soc_dai_link mt6797_mt6351_dai_links[] = {
/* FE */
{
.name = "Playback_1",
.stream_name = "Playback_1",
.cpu_dai_name = "DL1",
.codec_name = "snd-soc-dummy",
.codec_dai_name = "snd-soc-dummy-dai",
.trigger = {SND_SOC_DPCM_TRIGGER_PRE,
SND_SOC_DPCM_TRIGGER_PRE},
.dynamic = 1,
.dpcm_playback = 1,
},
{
.name = "Playback_2",
.stream_name = "Playback_2",
.cpu_dai_name = "DL2",
.codec_name = "snd-soc-dummy",
.codec_dai_name = "snd-soc-dummy-dai",
.trigger = {SND_SOC_DPCM_TRIGGER_PRE,
SND_SOC_DPCM_TRIGGER_PRE},
.dynamic = 1,
.dpcm_playback = 1,
},
{
.name = "Playback_3",
.stream_name = "Playback_3",
.cpu_dai_name = "DL3",
.codec_name = "snd-soc-dummy",
.codec_dai_name = "snd-soc-dummy-dai",
.trigger = {SND_SOC_DPCM_TRIGGER_PRE,
SND_SOC_DPCM_TRIGGER_PRE},
.dynamic = 1,
.dpcm_playback = 1,
},
{
.name = "Capture_1",
.stream_name = "Capture_1",
.cpu_dai_name = "UL1",
.codec_name = "snd-soc-dummy",
.codec_dai_name = "snd-soc-dummy-dai",
.trigger = {SND_SOC_DPCM_TRIGGER_PRE,
SND_SOC_DPCM_TRIGGER_PRE},
.dynamic = 1,
.dpcm_capture = 1,
},
{
.name = "Capture_2",
.stream_name = "Capture_2",
.cpu_dai_name = "UL2",
.codec_name = "snd-soc-dummy",
.codec_dai_name = "snd-soc-dummy-dai",
.trigger = {SND_SOC_DPCM_TRIGGER_PRE,
SND_SOC_DPCM_TRIGGER_PRE},
.dynamic = 1,
.dpcm_capture = 1,
},
{
.name = "Capture_3",
.stream_name = "Capture_3",
.cpu_dai_name = "UL3",
.codec_name = "snd-soc-dummy",
.codec_dai_name = "snd-soc-dummy-dai",
.trigger = {SND_SOC_DPCM_TRIGGER_PRE,
SND_SOC_DPCM_TRIGGER_PRE},
.dynamic = 1,
.dpcm_capture = 1,
},
{
.name = "Capture_Mono_1",
.stream_name = "Capture_Mono_1",
.cpu_dai_name = "UL_MONO_1",
.codec_name = "snd-soc-dummy",
.codec_dai_name = "snd-soc-dummy-dai",
.trigger = {SND_SOC_DPCM_TRIGGER_PRE,
SND_SOC_DPCM_TRIGGER_PRE},
.dynamic = 1,
.dpcm_capture = 1,
},
/* BE */
{
.name = "Primary Codec",
.cpu_dai_name = "ADDA",
.codec_dai_name = "mt6351-snd-codec-aif1",
.no_pcm = 1,
.dpcm_playback = 1,
.dpcm_capture = 1,
.ignore_suspend = 1,
},
};
static struct snd_soc_card mt6797_mt6351_card = {
.name = "mt6797-mt6351",
.owner = THIS_MODULE,
.dai_link = mt6797_mt6351_dai_links,
.num_links = ARRAY_SIZE(mt6797_mt6351_dai_links),
};
static int mt6797_mt6351_dev_probe(struct platform_device *pdev)
{
struct snd_soc_card *card = &mt6797_mt6351_card;
struct device_node *platform_node, *codec_node;
int ret, i;
card->dev = &pdev->dev;
platform_node = of_parse_phandle(pdev->dev.of_node,
"mediatek,platform", 0);
if (!platform_node) {
dev_err(&pdev->dev, "Property 'platform' missing or invalid\n");
return -EINVAL;
}
for (i = 0; i < card->num_links; i++) {
if (mt6797_mt6351_dai_links[i].platform_name)
continue;
mt6797_mt6351_dai_links[i].platform_of_node = platform_node;
}
codec_node = of_parse_phandle(pdev->dev.of_node,
"mediatek,audio-codec", 0);
if (!codec_node) {
dev_err(&pdev->dev,
"Property 'audio-codec' missing or invalid\n");
return -EINVAL;
}
for (i = 0; i < card->num_links; i++) {
if (mt6797_mt6351_dai_links[i].codec_name)
continue;
mt6797_mt6351_dai_links[i].codec_of_node = codec_node;
}
ret = devm_snd_soc_register_card(&pdev->dev, card);
if (ret)
dev_err(&pdev->dev, "%s snd_soc_register_card fail %d\n",
__func__, ret);
return ret;
}
#ifdef CONFIG_OF
static const struct of_device_id mt6797_mt6351_dt_match[] = {
{.compatible = "mediatek,mt6797-mt6351-sound",},
{}
};
#endif
static struct platform_driver mt6797_mt6351_driver = {
.driver = {
.name = "mt6797-mt6351",
.owner = THIS_MODULE,
#ifdef CONFIG_OF
.of_match_table = mt6797_mt6351_dt_match,
#endif
},
.probe = mt6797_mt6351_dev_probe,
};
module_platform_driver(mt6797_mt6351_driver);
/* Module information */
MODULE_DESCRIPTION("MT6797 MT6351 ALSA SoC machine driver");
MODULE_AUTHOR("KaiChieh Chuang <kaichieh.chuang@mediatek.com>");
MODULE_LICENSE("GPL v2");
MODULE_ALIAS("mt6797 mt6351 soc card");