mirror of https://gitee.com/openkylin/linux.git
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
Mark Brown
parent
3c76fbc316
commit
f0ab0bf250
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@ -32,6 +32,26 @@ config SND_SOC_MT2701_WM8960
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Select Y if you have such device.
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If unsure select "N".
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config SND_SOC_MT6797
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tristate "ASoC support for Mediatek MT6797 chip"
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depends on ARCH_MEDIATEK
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select SND_SOC_MEDIATEK
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help
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This adds ASoC driver for Mediatek MT6797 boards
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that can be used with other codecs.
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Select Y if you have such device.
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If unsure select "N".
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config SND_SOC_MT6797_MT6351
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tristate "ASoc Audio driver for MT6797 with MT6351 codec"
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depends on SND_SOC_MT6797 && MTK_PMIC_WRAP
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select SND_SOC_MT6351
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help
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This adds ASoC driver for Mediatek MT6797 boards
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with the MT6351 codecs.
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Select Y if you have such device.
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If unsure select "N".
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config SND_SOC_MT8173
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tristate "ASoC support for Mediatek MT8173 chip"
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depends on ARCH_MEDIATEK
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@ -1,4 +1,5 @@
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# SPDX-License-Identifier: GPL-2.0
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obj-$(CONFIG_SND_SOC_MEDIATEK) += common/
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obj-$(CONFIG_SND_SOC_MT2701) += mt2701/
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obj-$(CONFIG_SND_SOC_MT6797) += mt6797/
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obj-$(CONFIG_SND_SOC_MT8173) += mt8173/
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@ -0,0 +1,19 @@
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#
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# Copyright (C) 2018 MediaTek Inc.
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License version 2 as
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# published by the Free Software Foundation.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# platform driver
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snd-soc-mt6797-afe-objs := mt6797-afe-pcm.o mt6797-afe-clk.o
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obj-$(CONFIG_SND_SOC_MT6797) += snd-soc-mt6797-afe.o
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# machine driver
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obj-$(CONFIG_SND_SOC_MT6797_MT6351) += mt6797-mt6351.o
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@ -0,0 +1,186 @@
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/*
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* mt6797-mt6351.c -- MT6797 MT6351 ALSA SoC machine driver
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*
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* Copyright (c) 2018 MediaTek Inc.
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* Author: Ryder Lee <ryder.lee@mediatek.com>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 and
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* only version 2 as published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*/
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#include <linux/module.h>
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#include <sound/soc.h>
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#include "mt6797-afe-common.h"
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static struct snd_soc_dai_link mt6797_mt6351_dai_links[] = {
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/* FE */
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{
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.name = "Playback_1",
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.stream_name = "Playback_1",
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.cpu_dai_name = "DL1",
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.codec_name = "snd-soc-dummy",
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.codec_dai_name = "snd-soc-dummy-dai",
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.trigger = {SND_SOC_DPCM_TRIGGER_PRE,
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SND_SOC_DPCM_TRIGGER_PRE},
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.dynamic = 1,
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.dpcm_playback = 1,
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},
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{
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.name = "Playback_2",
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.stream_name = "Playback_2",
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.cpu_dai_name = "DL2",
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.codec_name = "snd-soc-dummy",
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.codec_dai_name = "snd-soc-dummy-dai",
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.trigger = {SND_SOC_DPCM_TRIGGER_PRE,
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SND_SOC_DPCM_TRIGGER_PRE},
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.dynamic = 1,
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.dpcm_playback = 1,
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},
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{
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.name = "Playback_3",
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.stream_name = "Playback_3",
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.cpu_dai_name = "DL3",
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.codec_name = "snd-soc-dummy",
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.codec_dai_name = "snd-soc-dummy-dai",
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.trigger = {SND_SOC_DPCM_TRIGGER_PRE,
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SND_SOC_DPCM_TRIGGER_PRE},
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.dynamic = 1,
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.dpcm_playback = 1,
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},
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{
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.name = "Capture_1",
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.stream_name = "Capture_1",
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.cpu_dai_name = "UL1",
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.codec_name = "snd-soc-dummy",
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.codec_dai_name = "snd-soc-dummy-dai",
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.trigger = {SND_SOC_DPCM_TRIGGER_PRE,
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SND_SOC_DPCM_TRIGGER_PRE},
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.dynamic = 1,
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.dpcm_capture = 1,
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},
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{
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.name = "Capture_2",
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.stream_name = "Capture_2",
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.cpu_dai_name = "UL2",
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.codec_name = "snd-soc-dummy",
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.codec_dai_name = "snd-soc-dummy-dai",
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.trigger = {SND_SOC_DPCM_TRIGGER_PRE,
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SND_SOC_DPCM_TRIGGER_PRE},
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.dynamic = 1,
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.dpcm_capture = 1,
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},
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{
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.name = "Capture_3",
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.stream_name = "Capture_3",
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.cpu_dai_name = "UL3",
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.codec_name = "snd-soc-dummy",
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.codec_dai_name = "snd-soc-dummy-dai",
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.trigger = {SND_SOC_DPCM_TRIGGER_PRE,
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SND_SOC_DPCM_TRIGGER_PRE},
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.dynamic = 1,
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.dpcm_capture = 1,
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},
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{
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.name = "Capture_Mono_1",
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.stream_name = "Capture_Mono_1",
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.cpu_dai_name = "UL_MONO_1",
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.codec_name = "snd-soc-dummy",
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.codec_dai_name = "snd-soc-dummy-dai",
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.trigger = {SND_SOC_DPCM_TRIGGER_PRE,
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SND_SOC_DPCM_TRIGGER_PRE},
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.dynamic = 1,
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.dpcm_capture = 1,
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},
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/* BE */
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{
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.name = "Primary Codec",
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.cpu_dai_name = "ADDA",
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.codec_dai_name = "mt6351-snd-codec-aif1",
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.no_pcm = 1,
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.dpcm_playback = 1,
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.dpcm_capture = 1,
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.ignore_suspend = 1,
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},
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};
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static struct snd_soc_card mt6797_mt6351_card = {
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.name = "mt6797-mt6351",
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.owner = THIS_MODULE,
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.dai_link = mt6797_mt6351_dai_links,
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.num_links = ARRAY_SIZE(mt6797_mt6351_dai_links),
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};
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static int mt6797_mt6351_dev_probe(struct platform_device *pdev)
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{
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struct snd_soc_card *card = &mt6797_mt6351_card;
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struct device_node *platform_node, *codec_node;
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int ret, i;
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card->dev = &pdev->dev;
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platform_node = of_parse_phandle(pdev->dev.of_node,
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"mediatek,platform", 0);
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if (!platform_node) {
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dev_err(&pdev->dev, "Property 'platform' missing or invalid\n");
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return -EINVAL;
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}
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for (i = 0; i < card->num_links; i++) {
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if (mt6797_mt6351_dai_links[i].platform_name)
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continue;
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mt6797_mt6351_dai_links[i].platform_of_node = platform_node;
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}
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codec_node = of_parse_phandle(pdev->dev.of_node,
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"mediatek,audio-codec", 0);
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if (!codec_node) {
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dev_err(&pdev->dev,
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"Property 'audio-codec' missing or invalid\n");
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return -EINVAL;
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}
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for (i = 0; i < card->num_links; i++) {
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if (mt6797_mt6351_dai_links[i].codec_name)
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continue;
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mt6797_mt6351_dai_links[i].codec_of_node = codec_node;
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}
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ret = devm_snd_soc_register_card(&pdev->dev, card);
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if (ret)
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dev_err(&pdev->dev, "%s snd_soc_register_card fail %d\n",
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__func__, ret);
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return ret;
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}
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#ifdef CONFIG_OF
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static const struct of_device_id mt6797_mt6351_dt_match[] = {
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{.compatible = "mediatek,mt6797-mt6351-sound",},
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{}
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};
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#endif
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static struct platform_driver mt6797_mt6351_driver = {
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.driver = {
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.name = "mt6797-mt6351",
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.owner = THIS_MODULE,
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#ifdef CONFIG_OF
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.of_match_table = mt6797_mt6351_dt_match,
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#endif
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},
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.probe = mt6797_mt6351_dev_probe,
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};
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module_platform_driver(mt6797_mt6351_driver);
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/* Module information */
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MODULE_DESCRIPTION("MT6797 MT6351 ALSA SoC machine driver");
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MODULE_AUTHOR("KaiChieh Chuang <kaichieh.chuang@mediatek.com>");
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MODULE_LICENSE("GPL v2");
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MODULE_ALIAS("mt6797 mt6351 soc card");
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