From mboxrd@z Thu Jan 1 00:00:00 1970 From: Shunli Wang Subject: [PATCH 5/6] ASoC: mediatek: mt8183: add mt8183-mt6358 machine driver Date: Tue, 22 Jan 2019 14:39:12 +0800 Message-ID: <1548139153-18783-6-git-send-email-shunli.wang@mediatek.com> References: <1548139153-18783-1-git-send-email-shunli.wang@mediatek.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <1548139153-18783-1-git-send-email-shunli.wang-NuS5LvNUpcJWk0Htik3J/w@public.gmane.org> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "Linux-mediatek" Errors-To: linux-mediatek-bounces+glpam-linux-mediatek=m.gmane.org-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org To: broonie-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org Cc: alsa-devel-K7yf7f+aM1XWsZ/bQMPhNw@public.gmane.org, wsd_upstream-NuS5LvNUpcJWk0Htik3J/w@public.gmane.org, garlic.tseng-NuS5LvNUpcJWk0Htik3J/w@public.gmane.org, linux-mediatek-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org, shunli.wang-NuS5LvNUpcJWk0Htik3J/w@public.gmane.org, kaichieh.chuang-NuS5LvNUpcJWk0Htik3J/w@public.gmane.org List-Id: alsa-devel@alsa-project.org The board uses mt8183 as SoC and codec as mt6358. Between SoC and codec, a mtk-properity audio inferface is used. Signed-off-by: Shunli Wang --- sound/soc/mediatek/Kconfig | 10 ++ sound/soc/mediatek/mt8183/mt8183-mt6358.c | 208 ++++++++++++++++++++++++++++++ 2 files changed, 218 insertions(+) create mode 100644 sound/soc/mediatek/mt8183/mt8183-mt6358.c diff --git a/sound/soc/mediatek/Kconfig b/sound/soc/mediatek/Kconfig index 8bb360e..a4f8651 100644 --- a/sound/soc/mediatek/Kconfig +++ b/sound/soc/mediatek/Kconfig @@ -115,3 +115,13 @@ config SND_SOC_MT8183 that can be used with other codecs. Select Y if you have such device. If unsure select "N". + +config SND_SOC_MT8183_MT6358 + tristate "ASoc Audio driver for MT8183 with MT6358 codec" + depends on SND_SOC_MT8183 && MTK_PMIC_WRAP + select SND_SOC_MT8183 + help + This adds ASoC driver for Mediatek MT8183 boards + with the MT6358 codecs. + Select Y if you have such device. + If unsure select "N". diff --git a/sound/soc/mediatek/mt8183/mt8183-mt6358.c b/sound/soc/mediatek/mt8183/mt8183-mt6358.c new file mode 100644 index 0000000..9eec395 --- /dev/null +++ b/sound/soc/mediatek/mt8183/mt8183-mt6358.c @@ -0,0 +1,208 @@ +// SPDX-License-Identifier: GPL-2.0 +// +// mt8183-da7219-max98357.c +// -- MT8183-DA7219-MAX98357 ALSA SoC machine driver +// +// Copyright (c) 2018 MediaTek Inc. +// Author: KaiChieh Chuang + +#include +#include +#include +#include +#include + +#include "mt8183-afe-common.h" + +static int mt8183_mt6358_i2s_hw_params(struct snd_pcm_substream *substream, + struct snd_pcm_hw_params *params) +{ + struct snd_soc_pcm_runtime *rtd = substream->private_data; + unsigned int rate = params_rate(params); + unsigned int mclk_fs_ratio = 128; + unsigned int mclk_fs = rate * mclk_fs_ratio; + + return snd_soc_dai_set_sysclk(rtd->cpu_dai, + 0, mclk_fs, SND_SOC_CLOCK_OUT); +} + +static const struct snd_soc_ops mt8183_mt6358_i2s_ops = { + .hw_params = mt8183_mt6358_i2s_hw_params, +}; + +static struct snd_soc_dai_link mt8183_mt6358_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 = "mt6358-snd-codec-aif1", + .codec_name = "snd-soc-dummy", + .codec_dai_name = "snd-soc-dummy-dai", + .no_pcm = 1, + .dpcm_playback = 1, + .dpcm_capture = 1, + .ignore_suspend = 1, + }, +}; + +static struct snd_soc_card mt8183_mt6358_card = { + .name = "mt8183-mt6358", + .owner = THIS_MODULE, + .dai_link = mt8183_mt6358_dai_links, + .num_links = ARRAY_SIZE(mt8183_mt6358_dai_links), +}; + +static int mt8183_mt6358_dev_probe(struct platform_device *pdev) +{ + struct snd_soc_card *card = &mt8183_mt6358_card; + struct device_node *platform_node; + struct snd_soc_dai_link *dai_link; + struct pinctrl *default_pins; + 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_each_card_prelinks(card, i, dai_link) { + /* In the alsa soc-core, the "platform" will be + * allocated by devm_kzalloc if null. + * There is a special case that registerring + * sound card is failed at the first time, but + * the "platform" will not null when probe is trying + * again. It's not expected normally. + */ + dai_link->platform = NULL; + + if (dai_link->platform_name) + continue; + dai_link->platform_of_node = platform_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; + } + + default_pins = + devm_pinctrl_get_select(&pdev->dev, PINCTRL_STATE_DEFAULT); + if (IS_ERR(default_pins)) { + dev_err(&pdev->dev, "%s set pins failed\n", + __func__); + return PTR_ERR(default_pins); + } + + return ret; +} + +#ifdef CONFIG_OF +static const struct of_device_id mt8183_mt6358_dt_match[] = { + {.compatible = "mediatek,mt8183-mt6358-sound",}, + {} +}; +#endif + +static struct platform_driver mt8183_mt6358_driver = { + .driver = { + .name = "mt8183-mt6358", + .owner = THIS_MODULE, +#ifdef CONFIG_OF + .of_match_table = mt8183_mt6358_dt_match, +#endif + }, + .probe = mt8183_mt6358_dev_probe, +}; + +module_platform_driver(mt8183_mt6358_driver); + +/* Module information */ +MODULE_DESCRIPTION("MT8183-DA7219-MAX98357 ALSA SoC machine driver"); +MODULE_AUTHOR("Shunli Wang "); +MODULE_LICENSE("GPL v2"); +MODULE_ALIAS("mt8183_da7219_max98357 soc card"); + -- 1.9.1