From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-10.1 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS, UNWANTED_LANGUAGE_BODY,URIBL_BLOCKED,USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 4C22EC433E2 for ; Fri, 11 Sep 2020 10:24:18 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 06DEE22204 for ; Fri, 11 Sep 2020 10:24:17 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=chromium.org header.i=@chromium.org header.b="FiqxkRwe" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1725926AbgIKKYR (ORCPT ); Fri, 11 Sep 2020 06:24:17 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:43184 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725888AbgIKKXg (ORCPT ); Fri, 11 Sep 2020 06:23:36 -0400 Received: from mail-pf1-x444.google.com (mail-pf1-x444.google.com [IPv6:2607:f8b0:4864:20::444]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id C8822C0613ED for ; Fri, 11 Sep 2020 03:23:31 -0700 (PDT) Received: by mail-pf1-x444.google.com with SMTP id d6so6971795pfn.9 for ; Fri, 11 Sep 2020 03:23:31 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=chromium.org; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=g8k/Lw75bL+Mk3rO0iXX1rKBp4KGWuPw2OSlCZsIEtY=; b=FiqxkRweo03wJPc8DUFNnumg4H58ohYb4atHVhc849R1zvzbb3j+peB60zUbnJY9Ra HtlqGlvp+s+Ya0QKgsQSo8PyG8PUTMlinCPyh8cwdbv5DmmUS830fGUZSBxO2e7E5Sjk Hz7xMAiwT77e6JZASbltKk2CeG1fcANMMILuw= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=g8k/Lw75bL+Mk3rO0iXX1rKBp4KGWuPw2OSlCZsIEtY=; b=Cuk6HwufcXLSqhILqenqDrHN8SsKNOA5JpAnoiL+tUuHBZ4hKaOPUq/Vb/wyejCpZ6 elOV3Pf+F3q4a+Dwxy0VKSHqNUYcJww8EPlRdHcmhrrRiW6gG60k9NX04XJ85L6pkAwS xNyEa+oxpFjmP9o4bDuNf/NGyiyRdJ6XIajZ3n/RJ8z5s/mop5547QYfjw7dV3E6x0GE +0QObpCPAh+stPUaGA/KHNhsf0pnfD4DAoZ8yiQPZimqY9FsP5ipbRNrIbyTkdaB79vx mFVthO8BIpPh+Fth4Kzc0kwCKNdWVwvW9+CHS0CDMVcB8sku6e0LMyV/cM6b+oRU4P6K z/wA== X-Gm-Message-State: AOAM533Ga4cYqGxQq0m7eFluB3aTsPVEkehKdHBaRvAg6PiKUbfccScV O7KFr0b0ryqsQl+n4HI1ZzERKQ== X-Google-Smtp-Source: ABdhPJzL29NOyKO0WD29jHGDTvTkTPuCWPpH5TCL1he201jKIb+frLbbEw8y/CyVFLYstOfEIswU9g== X-Received: by 2002:a63:e00a:: with SMTP id e10mr1197733pgh.423.1599819811280; Fri, 11 Sep 2020 03:23:31 -0700 (PDT) Received: from localhost ([2401:fa00:1:10:de4a:3eff:fe7d:d39c]) by smtp.gmail.com with ESMTPSA id y25sm1868502pfn.71.2020.09.11.03.23.26 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Fri, 11 Sep 2020 03:23:30 -0700 (PDT) From: Cheng-Yi Chiang To: linux-kernel@vger.kernel.org Cc: Mark Brown , Taniya Das , Rohit kumar , Banajit Goswami , Patrick Lai , Andy Gross , Bjorn Andersson , Liam Girdwood , Rob Herring , Jaroslav Kysela , Takashi Iwai , Srini Kandagatla , Stephan Gerhold , Matthias Brugger , Heiko Stuebner , dianders@chromium.org, dgreid@chromium.org, tzungbi@chromium.org, linux-arm-kernel@lists.infradead.org, linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org, alsa-devel@alsa-project.org, linux-mediatek@lists.infradead.org, linux-rockchip@lists.infradead.org, Ajit Pandey , Cheng-Yi Chiang Subject: [PATCH v9 3/3] ASoC: qcom: sc7180: Add machine driver for sound card registration Date: Fri, 11 Sep 2020 18:22:59 +0800 Message-Id: <20200911102259.3667381-4-cychiang@chromium.org> X-Mailer: git-send-email 2.28.0.618.gf4bc123cb7-goog In-Reply-To: <20200911102259.3667381-1-cychiang@chromium.org> References: <20200911102259.3667381-1-cychiang@chromium.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: linux-arm-msm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org From: Ajit Pandey Add new driver to register sound card on sc7180 trogdor board and do the required configuration for lpass cpu dai and external codecs connected over MI2S interfaces. Signed-off-by: Ajit Pandey Signed-off-by: Cheng-Yi Chiang --- sound/soc/qcom/Kconfig | 12 ++ sound/soc/qcom/Makefile | 2 + sound/soc/qcom/sc7180.c | 267 ++++++++++++++++++++++++++++++++++++++++ 3 files changed, 281 insertions(+) create mode 100644 sound/soc/qcom/sc7180.c diff --git a/sound/soc/qcom/Kconfig b/sound/soc/qcom/Kconfig index a607ace8b089..0459185ee243 100644 --- a/sound/soc/qcom/Kconfig +++ b/sound/soc/qcom/Kconfig @@ -116,4 +116,16 @@ config SND_SOC_SDM845 SDM845 SoC-based systems. Say Y if you want to use audio device on this SoCs. +config SND_SOC_SC7180 + tristate "SoC Machine driver for SC7180 boards" + depends on I2C + select SND_SOC_QCOM_COMMON + select SND_SOC_LPASS_SC7180 + select SND_SOC_MAX98357A + select SND_SOC_RT5682_I2C + help + To add support for audio on Qualcomm Technologies Inc. + SC7180 SoC-based systems. + Say Y if you want to use audio device on this SoCs. + endif #SND_SOC_QCOM diff --git a/sound/soc/qcom/Makefile b/sound/soc/qcom/Makefile index 7972c9479ab0..0cdcbf367ef1 100644 --- a/sound/soc/qcom/Makefile +++ b/sound/soc/qcom/Makefile @@ -17,12 +17,14 @@ snd-soc-storm-objs := storm.o snd-soc-apq8016-sbc-objs := apq8016_sbc.o snd-soc-apq8096-objs := apq8096.o snd-soc-sdm845-objs := sdm845.o +snd-soc-sc7180-objs := sc7180.o snd-soc-qcom-common-objs := common.o obj-$(CONFIG_SND_SOC_STORM) += snd-soc-storm.o obj-$(CONFIG_SND_SOC_APQ8016_SBC) += snd-soc-apq8016-sbc.o obj-$(CONFIG_SND_SOC_MSM8996) += snd-soc-apq8096.o obj-$(CONFIG_SND_SOC_SDM845) += snd-soc-sdm845.o +obj-$(CONFIG_SND_SOC_SC7180) += snd-soc-sc7180.o obj-$(CONFIG_SND_SOC_QCOM_COMMON) += snd-soc-qcom-common.o #DSP lib diff --git a/sound/soc/qcom/sc7180.c b/sound/soc/qcom/sc7180.c new file mode 100644 index 000000000000..40bc4fc98842 --- /dev/null +++ b/sound/soc/qcom/sc7180.c @@ -0,0 +1,267 @@ +// SPDX-License-Identifier: GPL-2.0-only +// +// Copyright (c) 2020, The Linux Foundation. All rights reserved. +// +// sc7180.c -- ALSA SoC Machine driver for SC7180 + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +#include "../codecs/rt5682.h" +#include "common.h" +#include "lpass.h" + +#define DEFAULT_SAMPLE_RATE_48K 48000 +#define DEFAULT_MCLK_RATE 19200000 +#define RT5682_PLL1_FREQ (48000 * 512) + +struct sc7180_snd_data { + u32 pri_mi2s_clk_count; + struct snd_soc_jack hs_jack; + struct snd_soc_jack hdmi_jack; +}; + +static void sc7180_jack_free(struct snd_jack *jack) +{ + struct snd_soc_component *component = jack->private_data; + + snd_soc_component_set_jack(component, NULL, NULL); +} + +static int sc7180_headset_init(struct snd_soc_pcm_runtime *rtd) +{ + struct snd_soc_card *card = rtd->card; + struct sc7180_snd_data *pdata = snd_soc_card_get_drvdata(card); + struct snd_soc_dai *codec_dai = asoc_rtd_to_codec(rtd, 0); + struct snd_soc_component *component = codec_dai->component; + struct snd_jack *jack; + int rval; + + rval = snd_soc_card_jack_new( + card, "Headset Jack", + SND_JACK_HEADSET | + SND_JACK_HEADPHONE | + SND_JACK_BTN_0 | SND_JACK_BTN_1 | + SND_JACK_BTN_2 | SND_JACK_BTN_3, + &pdata->hs_jack, NULL, 0); + + if (rval < 0) { + dev_err(card->dev, "Unable to add Headset Jack\n"); + return rval; + } + + jack = pdata->hs_jack.jack; + + snd_jack_set_key(jack, SND_JACK_BTN_0, KEY_PLAYPAUSE); + snd_jack_set_key(jack, SND_JACK_BTN_1, KEY_VOICECOMMAND); + snd_jack_set_key(jack, SND_JACK_BTN_2, KEY_VOLUMEUP); + snd_jack_set_key(jack, SND_JACK_BTN_3, KEY_VOLUMEDOWN); + + jack->private_data = component; + jack->private_free = sc7180_jack_free; + + return snd_soc_component_set_jack(component, &pdata->hs_jack, NULL); +} + +static int sc7180_hdmi_init(struct snd_soc_pcm_runtime *rtd) +{ + struct snd_soc_card *card = rtd->card; + struct sc7180_snd_data *pdata = snd_soc_card_get_drvdata(card); + struct snd_soc_dai *codec_dai = asoc_rtd_to_codec(rtd, 0); + struct snd_soc_component *component = codec_dai->component; + struct snd_jack *jack; + int rval; + + rval = snd_soc_card_jack_new( + card, "HDMI Jack", + SND_JACK_LINEOUT, + &pdata->hdmi_jack, NULL, 0); + + if (rval < 0) { + dev_err(card->dev, "Unable to add HDMI Jack\n"); + return rval; + } + + jack = pdata->hdmi_jack.jack; + jack->private_data = component; + jack->private_free = sc7180_jack_free; + + return snd_soc_component_set_jack(component, &pdata->hdmi_jack, NULL); +} + +static int sc7180_init(struct snd_soc_pcm_runtime *rtd) +{ + struct snd_soc_dai *cpu_dai = asoc_rtd_to_cpu(rtd, 0); + + switch (cpu_dai->id) { + case MI2S_PRIMARY: + return sc7180_headset_init(rtd); + case MI2S_SECONDARY: + return 0; + case HDMI: + return sc7180_hdmi_init(rtd); + default: + dev_err(rtd->dev, "%s: invalid dai id 0x%x\n", __func__, + cpu_dai->id); + return -EINVAL; + } + return 0; +} + +static int sc7180_snd_startup(struct snd_pcm_substream *substream) +{ + struct snd_soc_pcm_runtime *rtd = substream->private_data; + struct snd_soc_card *card = rtd->card; + struct sc7180_snd_data *data = snd_soc_card_get_drvdata(card); + struct snd_soc_dai *cpu_dai = asoc_rtd_to_cpu(rtd, 0); + struct snd_soc_dai *codec_dai = asoc_rtd_to_codec(rtd, 0); + int ret; + + switch (cpu_dai->id) { + case MI2S_PRIMARY: + if (++data->pri_mi2s_clk_count == 1) { + snd_soc_dai_set_sysclk(cpu_dai, + LPASS_MCLK0, + DEFAULT_MCLK_RATE, + SNDRV_PCM_STREAM_PLAYBACK); + } + + snd_soc_dai_set_fmt(codec_dai, + SND_SOC_DAIFMT_CBS_CFS | + SND_SOC_DAIFMT_NB_NF | + SND_SOC_DAIFMT_I2S); + + /* Configure PLL1 for codec */ + ret = snd_soc_dai_set_pll(codec_dai, 0, RT5682_PLL1_S_MCLK, + DEFAULT_MCLK_RATE, RT5682_PLL1_FREQ); + if (ret) { + dev_err(rtd->dev, "can't set codec pll: %d\n", ret); + return ret; + } + + /* Configure sysclk for codec */ + ret = snd_soc_dai_set_sysclk(codec_dai, RT5682_SCLK_S_PLL1, + RT5682_PLL1_FREQ, + SND_SOC_CLOCK_IN); + if (ret) + dev_err(rtd->dev, "snd_soc_dai_set_sysclk err = %d\n", + ret); + + break; + case MI2S_SECONDARY: + break; + case HDMI: + break; + default: + dev_err(rtd->dev, "%s: invalid dai id 0x%x\n", __func__, + cpu_dai->id); + return -EINVAL; + } + return 0; +} + +static void sc7180_snd_shutdown(struct snd_pcm_substream *substream) +{ + struct snd_soc_pcm_runtime *rtd = substream->private_data; + struct snd_soc_card *card = rtd->card; + struct sc7180_snd_data *data = snd_soc_card_get_drvdata(card); + struct snd_soc_dai *cpu_dai = asoc_rtd_to_cpu(rtd, 0); + + switch (cpu_dai->id) { + case MI2S_PRIMARY: + if (--data->pri_mi2s_clk_count == 0) { + snd_soc_dai_set_sysclk(cpu_dai, + LPASS_MCLK0, + 0, + SNDRV_PCM_STREAM_PLAYBACK); + } + break; + case MI2S_SECONDARY: + break; + case HDMI: + break; + default: + dev_err(rtd->dev, "%s: invalid dai id 0x%x\n", __func__, + cpu_dai->id); + break; + } +} + +static const struct snd_soc_ops sc7180_ops = { + .startup = sc7180_snd_startup, + .shutdown = sc7180_snd_shutdown, +}; + +static const struct snd_soc_dapm_widget sc7180_snd_widgets[] = { + SND_SOC_DAPM_HP("Headphone Jack", NULL), + SND_SOC_DAPM_MIC("Headset Mic", NULL), +}; + +static struct snd_soc_card sc7180_card = { + .owner = THIS_MODULE, + .dapm_widgets = sc7180_snd_widgets, + .num_dapm_widgets = ARRAY_SIZE(sc7180_snd_widgets), +}; + +static void sc7180_add_ops(struct snd_soc_card *card) +{ + struct snd_soc_dai_link *link; + int i; + + for_each_card_prelinks(card, i, link) { + link->ops = &sc7180_ops; + link->init = sc7180_init; + } +} + +static int sc7180_snd_platform_probe(struct platform_device *pdev) +{ + struct snd_soc_card *card = &sc7180_card; + struct sc7180_snd_data *data; + struct device *dev = &pdev->dev; + int ret; + + /* Allocate the private data */ + data = devm_kzalloc(dev, sizeof(*data), GFP_KERNEL); + if (!data) + return -ENOMEM; + + card->dev = dev; + snd_soc_card_set_drvdata(card, data); + + ret = qcom_snd_parse_of(card); + if (ret) { + dev_err(dev, "Error parsing OF data\n"); + return ret; + } + + sc7180_add_ops(card); + + return devm_snd_soc_register_card(dev, card); +} + +static const struct of_device_id sc7180_snd_device_id[] = { + { .compatible = "qcom,sc7180-sndcard" }, + {}, +}; +MODULE_DEVICE_TABLE(of, sc7180_snd_device_id); + +static struct platform_driver sc7180_snd_driver = { + .probe = sc7180_snd_platform_probe, + .driver = { + .name = "msm-snd-sc7180", + .of_match_table = sc7180_snd_device_id, + }, +}; +module_platform_driver(sc7180_snd_driver); + +MODULE_DESCRIPTION("sc7180 ASoC Machine Driver"); +MODULE_LICENSE("GPL v2"); -- 2.28.0.618.gf4bc123cb7-goog From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-9.9 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,UNWANTED_LANGUAGE_BODY,URIBL_BLOCKED, USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 61D69C43461 for ; Fri, 11 Sep 2020 10:26:40 +0000 (UTC) Received: from alsa0.perex.cz (alsa0.perex.cz [77.48.224.243]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 1882520758 for ; 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Fri, 11 Sep 2020 03:23:31 -0700 (PDT) Received: from localhost ([2401:fa00:1:10:de4a:3eff:fe7d:d39c]) by smtp.gmail.com with ESMTPSA id y25sm1868502pfn.71.2020.09.11.03.23.26 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Fri, 11 Sep 2020 03:23:30 -0700 (PDT) From: Cheng-Yi Chiang To: linux-kernel@vger.kernel.org Subject: [PATCH v9 3/3] ASoC: qcom: sc7180: Add machine driver for sound card registration Date: Fri, 11 Sep 2020 18:22:59 +0800 Message-Id: <20200911102259.3667381-4-cychiang@chromium.org> X-Mailer: git-send-email 2.28.0.618.gf4bc123cb7-goog In-Reply-To: <20200911102259.3667381-1-cychiang@chromium.org> References: <20200911102259.3667381-1-cychiang@chromium.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Cc: Taniya Das , alsa-devel@alsa-project.org, Banajit Goswami , Heiko Stuebner , Liam Girdwood , Rohit kumar , Cheng-Yi Chiang , Patrick Lai , Ajit Pandey , linux-rockchip@lists.infradead.org, Andy Gross , dgreid@chromium.org, devicetree@vger.kernel.org, tzungbi@chromium.org, Stephan Gerhold , linux-arm-msm@vger.kernel.org, Rob Herring , linux-mediatek@lists.infradead.org, Matthias Brugger , Bjorn Andersson , linux-arm-kernel@lists.infradead.org, dianders@chromium.org, Takashi Iwai , Mark Brown , Srini Kandagatla X-BeenThere: alsa-devel@alsa-project.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: "Alsa-devel mailing list for ALSA developers - http://www.alsa-project.org" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: alsa-devel-bounces@alsa-project.org Sender: "Alsa-devel" From: Ajit Pandey Add new driver to register sound card on sc7180 trogdor board and do the required configuration for lpass cpu dai and external codecs connected over MI2S interfaces. Signed-off-by: Ajit Pandey Signed-off-by: Cheng-Yi Chiang --- sound/soc/qcom/Kconfig | 12 ++ sound/soc/qcom/Makefile | 2 + sound/soc/qcom/sc7180.c | 267 ++++++++++++++++++++++++++++++++++++++++ 3 files changed, 281 insertions(+) create mode 100644 sound/soc/qcom/sc7180.c diff --git a/sound/soc/qcom/Kconfig b/sound/soc/qcom/Kconfig index a607ace8b089..0459185ee243 100644 --- a/sound/soc/qcom/Kconfig +++ b/sound/soc/qcom/Kconfig @@ -116,4 +116,16 @@ config SND_SOC_SDM845 SDM845 SoC-based systems. Say Y if you want to use audio device on this SoCs. +config SND_SOC_SC7180 + tristate "SoC Machine driver for SC7180 boards" + depends on I2C + select SND_SOC_QCOM_COMMON + select SND_SOC_LPASS_SC7180 + select SND_SOC_MAX98357A + select SND_SOC_RT5682_I2C + help + To add support for audio on Qualcomm Technologies Inc. + SC7180 SoC-based systems. + Say Y if you want to use audio device on this SoCs. + endif #SND_SOC_QCOM diff --git a/sound/soc/qcom/Makefile b/sound/soc/qcom/Makefile index 7972c9479ab0..0cdcbf367ef1 100644 --- a/sound/soc/qcom/Makefile +++ b/sound/soc/qcom/Makefile @@ -17,12 +17,14 @@ snd-soc-storm-objs := storm.o snd-soc-apq8016-sbc-objs := apq8016_sbc.o snd-soc-apq8096-objs := apq8096.o snd-soc-sdm845-objs := sdm845.o +snd-soc-sc7180-objs := sc7180.o snd-soc-qcom-common-objs := common.o obj-$(CONFIG_SND_SOC_STORM) += snd-soc-storm.o obj-$(CONFIG_SND_SOC_APQ8016_SBC) += snd-soc-apq8016-sbc.o obj-$(CONFIG_SND_SOC_MSM8996) += snd-soc-apq8096.o obj-$(CONFIG_SND_SOC_SDM845) += snd-soc-sdm845.o +obj-$(CONFIG_SND_SOC_SC7180) += snd-soc-sc7180.o obj-$(CONFIG_SND_SOC_QCOM_COMMON) += snd-soc-qcom-common.o #DSP lib diff --git a/sound/soc/qcom/sc7180.c b/sound/soc/qcom/sc7180.c new file mode 100644 index 000000000000..40bc4fc98842 --- /dev/null +++ b/sound/soc/qcom/sc7180.c @@ -0,0 +1,267 @@ +// SPDX-License-Identifier: GPL-2.0-only +// +// Copyright (c) 2020, The Linux Foundation. All rights reserved. +// +// sc7180.c -- ALSA SoC Machine driver for SC7180 + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +#include "../codecs/rt5682.h" +#include "common.h" +#include "lpass.h" + +#define DEFAULT_SAMPLE_RATE_48K 48000 +#define DEFAULT_MCLK_RATE 19200000 +#define RT5682_PLL1_FREQ (48000 * 512) + +struct sc7180_snd_data { + u32 pri_mi2s_clk_count; + struct snd_soc_jack hs_jack; + struct snd_soc_jack hdmi_jack; +}; + +static void sc7180_jack_free(struct snd_jack *jack) +{ + struct snd_soc_component *component = jack->private_data; + + snd_soc_component_set_jack(component, NULL, NULL); +} + +static int sc7180_headset_init(struct snd_soc_pcm_runtime *rtd) +{ + struct snd_soc_card *card = rtd->card; + struct sc7180_snd_data *pdata = snd_soc_card_get_drvdata(card); + struct snd_soc_dai *codec_dai = asoc_rtd_to_codec(rtd, 0); + struct snd_soc_component *component = codec_dai->component; + struct snd_jack *jack; + int rval; + + rval = snd_soc_card_jack_new( + card, "Headset Jack", + SND_JACK_HEADSET | + SND_JACK_HEADPHONE | + SND_JACK_BTN_0 | SND_JACK_BTN_1 | + SND_JACK_BTN_2 | SND_JACK_BTN_3, + &pdata->hs_jack, NULL, 0); + + if (rval < 0) { + dev_err(card->dev, "Unable to add Headset Jack\n"); + return rval; + } + + jack = pdata->hs_jack.jack; + + snd_jack_set_key(jack, SND_JACK_BTN_0, KEY_PLAYPAUSE); + snd_jack_set_key(jack, SND_JACK_BTN_1, KEY_VOICECOMMAND); + snd_jack_set_key(jack, SND_JACK_BTN_2, KEY_VOLUMEUP); + snd_jack_set_key(jack, SND_JACK_BTN_3, KEY_VOLUMEDOWN); + + jack->private_data = component; + jack->private_free = sc7180_jack_free; + + return snd_soc_component_set_jack(component, &pdata->hs_jack, NULL); +} + +static int sc7180_hdmi_init(struct snd_soc_pcm_runtime *rtd) +{ + struct snd_soc_card *card = rtd->card; + struct sc7180_snd_data *pdata = snd_soc_card_get_drvdata(card); + struct snd_soc_dai *codec_dai = asoc_rtd_to_codec(rtd, 0); + struct snd_soc_component *component = codec_dai->component; + struct snd_jack *jack; + int rval; + + rval = snd_soc_card_jack_new( + card, "HDMI Jack", + SND_JACK_LINEOUT, + &pdata->hdmi_jack, NULL, 0); + + if (rval < 0) { + dev_err(card->dev, "Unable to add HDMI Jack\n"); + return rval; + } + + jack = pdata->hdmi_jack.jack; + jack->private_data = component; + jack->private_free = sc7180_jack_free; + + return snd_soc_component_set_jack(component, &pdata->hdmi_jack, NULL); +} + +static int sc7180_init(struct snd_soc_pcm_runtime *rtd) +{ + struct snd_soc_dai *cpu_dai = asoc_rtd_to_cpu(rtd, 0); + + switch (cpu_dai->id) { + case MI2S_PRIMARY: + return sc7180_headset_init(rtd); + case MI2S_SECONDARY: + return 0; + case HDMI: + return sc7180_hdmi_init(rtd); + default: + dev_err(rtd->dev, "%s: invalid dai id 0x%x\n", __func__, + cpu_dai->id); + return -EINVAL; + } + return 0; +} + +static int sc7180_snd_startup(struct snd_pcm_substream *substream) +{ + struct snd_soc_pcm_runtime *rtd = substream->private_data; + struct snd_soc_card *card = rtd->card; + struct sc7180_snd_data *data = snd_soc_card_get_drvdata(card); + struct snd_soc_dai *cpu_dai = asoc_rtd_to_cpu(rtd, 0); + struct snd_soc_dai *codec_dai = asoc_rtd_to_codec(rtd, 0); + int ret; + + switch (cpu_dai->id) { + case MI2S_PRIMARY: + if (++data->pri_mi2s_clk_count == 1) { + snd_soc_dai_set_sysclk(cpu_dai, + LPASS_MCLK0, + DEFAULT_MCLK_RATE, + SNDRV_PCM_STREAM_PLAYBACK); + } + + snd_soc_dai_set_fmt(codec_dai, + SND_SOC_DAIFMT_CBS_CFS | + SND_SOC_DAIFMT_NB_NF | + SND_SOC_DAIFMT_I2S); + + /* Configure PLL1 for codec */ + ret = snd_soc_dai_set_pll(codec_dai, 0, RT5682_PLL1_S_MCLK, + DEFAULT_MCLK_RATE, RT5682_PLL1_FREQ); + if (ret) { + dev_err(rtd->dev, "can't set codec pll: %d\n", ret); + return ret; + } + + /* Configure sysclk for codec */ + ret = snd_soc_dai_set_sysclk(codec_dai, RT5682_SCLK_S_PLL1, + RT5682_PLL1_FREQ, + SND_SOC_CLOCK_IN); + if (ret) + dev_err(rtd->dev, "snd_soc_dai_set_sysclk err = %d\n", + ret); + + break; + case MI2S_SECONDARY: + break; + case HDMI: + break; + default: + dev_err(rtd->dev, "%s: invalid dai id 0x%x\n", __func__, + cpu_dai->id); + return -EINVAL; + } + return 0; +} + +static void sc7180_snd_shutdown(struct snd_pcm_substream *substream) +{ + struct snd_soc_pcm_runtime *rtd = substream->private_data; + struct snd_soc_card *card = rtd->card; + struct sc7180_snd_data *data = snd_soc_card_get_drvdata(card); + struct snd_soc_dai *cpu_dai = asoc_rtd_to_cpu(rtd, 0); + + switch (cpu_dai->id) { + case MI2S_PRIMARY: + if (--data->pri_mi2s_clk_count == 0) { + snd_soc_dai_set_sysclk(cpu_dai, + LPASS_MCLK0, + 0, + SNDRV_PCM_STREAM_PLAYBACK); + } + break; + case MI2S_SECONDARY: + break; + case HDMI: + break; + default: + dev_err(rtd->dev, "%s: invalid dai id 0x%x\n", __func__, + cpu_dai->id); + break; + } +} + +static const struct snd_soc_ops sc7180_ops = { + .startup = sc7180_snd_startup, + .shutdown = sc7180_snd_shutdown, +}; + +static const struct snd_soc_dapm_widget sc7180_snd_widgets[] = { + SND_SOC_DAPM_HP("Headphone Jack", NULL), + SND_SOC_DAPM_MIC("Headset Mic", NULL), +}; + +static struct snd_soc_card sc7180_card = { + .owner = THIS_MODULE, + .dapm_widgets = sc7180_snd_widgets, + .num_dapm_widgets = ARRAY_SIZE(sc7180_snd_widgets), +}; + +static void sc7180_add_ops(struct snd_soc_card *card) +{ + struct snd_soc_dai_link *link; + int i; + + for_each_card_prelinks(card, i, link) { + link->ops = &sc7180_ops; + link->init = sc7180_init; + } +} + +static int sc7180_snd_platform_probe(struct platform_device *pdev) +{ + struct snd_soc_card *card = &sc7180_card; + struct sc7180_snd_data *data; + struct device *dev = &pdev->dev; + int ret; + + /* Allocate the private data */ + data = devm_kzalloc(dev, sizeof(*data), GFP_KERNEL); + if (!data) + return -ENOMEM; + + card->dev = dev; + snd_soc_card_set_drvdata(card, data); + + ret = qcom_snd_parse_of(card); + if (ret) { + dev_err(dev, "Error parsing OF data\n"); + return ret; + } + + sc7180_add_ops(card); + + return devm_snd_soc_register_card(dev, card); +} + +static const struct of_device_id sc7180_snd_device_id[] = { + { .compatible = "qcom,sc7180-sndcard" }, + {}, +}; +MODULE_DEVICE_TABLE(of, sc7180_snd_device_id); + +static struct platform_driver sc7180_snd_driver = { + .probe = sc7180_snd_platform_probe, + .driver = { + .name = "msm-snd-sc7180", + .of_match_table = sc7180_snd_device_id, + }, +}; +module_platform_driver(sc7180_snd_driver); + +MODULE_DESCRIPTION("sc7180 ASoC Machine Driver"); +MODULE_LICENSE("GPL v2"); -- 2.28.0.618.gf4bc123cb7-goog From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-9.9 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH, MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS, UNWANTED_LANGUAGE_BODY,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 1F1DDC433E2 for ; Fri, 11 Sep 2020 10:23:49 +0000 (UTC) Received: from merlin.infradead.org (merlin.infradead.org [205.233.59.134]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id B81FC20758 for ; 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charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "Linux-rockchip" Errors-To: linux-rockchip-bounces+linux-rockchip=archiver.kernel.org@lists.infradead.org From: Ajit Pandey Add new driver to register sound card on sc7180 trogdor board and do the required configuration for lpass cpu dai and external codecs connected over MI2S interfaces. Signed-off-by: Ajit Pandey Signed-off-by: Cheng-Yi Chiang --- sound/soc/qcom/Kconfig | 12 ++ sound/soc/qcom/Makefile | 2 + sound/soc/qcom/sc7180.c | 267 ++++++++++++++++++++++++++++++++++++++++ 3 files changed, 281 insertions(+) create mode 100644 sound/soc/qcom/sc7180.c diff --git a/sound/soc/qcom/Kconfig b/sound/soc/qcom/Kconfig index a607ace8b089..0459185ee243 100644 --- a/sound/soc/qcom/Kconfig +++ b/sound/soc/qcom/Kconfig @@ -116,4 +116,16 @@ config SND_SOC_SDM845 SDM845 SoC-based systems. Say Y if you want to use audio device on this SoCs. +config SND_SOC_SC7180 + tristate "SoC Machine driver for SC7180 boards" + depends on I2C + select SND_SOC_QCOM_COMMON + select SND_SOC_LPASS_SC7180 + select SND_SOC_MAX98357A + select SND_SOC_RT5682_I2C + help + To add support for audio on Qualcomm Technologies Inc. + SC7180 SoC-based systems. + Say Y if you want to use audio device on this SoCs. + endif #SND_SOC_QCOM diff --git a/sound/soc/qcom/Makefile b/sound/soc/qcom/Makefile index 7972c9479ab0..0cdcbf367ef1 100644 --- a/sound/soc/qcom/Makefile +++ b/sound/soc/qcom/Makefile @@ -17,12 +17,14 @@ snd-soc-storm-objs := storm.o snd-soc-apq8016-sbc-objs := apq8016_sbc.o snd-soc-apq8096-objs := apq8096.o snd-soc-sdm845-objs := sdm845.o +snd-soc-sc7180-objs := sc7180.o snd-soc-qcom-common-objs := common.o obj-$(CONFIG_SND_SOC_STORM) += snd-soc-storm.o obj-$(CONFIG_SND_SOC_APQ8016_SBC) += snd-soc-apq8016-sbc.o obj-$(CONFIG_SND_SOC_MSM8996) += snd-soc-apq8096.o obj-$(CONFIG_SND_SOC_SDM845) += snd-soc-sdm845.o +obj-$(CONFIG_SND_SOC_SC7180) += snd-soc-sc7180.o obj-$(CONFIG_SND_SOC_QCOM_COMMON) += snd-soc-qcom-common.o #DSP lib diff --git a/sound/soc/qcom/sc7180.c b/sound/soc/qcom/sc7180.c new file mode 100644 index 000000000000..40bc4fc98842 --- /dev/null +++ b/sound/soc/qcom/sc7180.c @@ -0,0 +1,267 @@ +// SPDX-License-Identifier: GPL-2.0-only +// +// Copyright (c) 2020, The Linux Foundation. All rights reserved. +// +// sc7180.c -- ALSA SoC Machine driver for SC7180 + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +#include "../codecs/rt5682.h" +#include "common.h" +#include "lpass.h" + +#define DEFAULT_SAMPLE_RATE_48K 48000 +#define DEFAULT_MCLK_RATE 19200000 +#define RT5682_PLL1_FREQ (48000 * 512) + +struct sc7180_snd_data { + u32 pri_mi2s_clk_count; + struct snd_soc_jack hs_jack; + struct snd_soc_jack hdmi_jack; +}; + +static void sc7180_jack_free(struct snd_jack *jack) +{ + struct snd_soc_component *component = jack->private_data; + + snd_soc_component_set_jack(component, NULL, NULL); +} + +static int sc7180_headset_init(struct snd_soc_pcm_runtime *rtd) +{ + struct snd_soc_card *card = rtd->card; + struct sc7180_snd_data *pdata = snd_soc_card_get_drvdata(card); + struct snd_soc_dai *codec_dai = asoc_rtd_to_codec(rtd, 0); + struct snd_soc_component *component = codec_dai->component; + struct snd_jack *jack; + int rval; + + rval = snd_soc_card_jack_new( + card, "Headset Jack", + SND_JACK_HEADSET | + SND_JACK_HEADPHONE | + SND_JACK_BTN_0 | SND_JACK_BTN_1 | + SND_JACK_BTN_2 | SND_JACK_BTN_3, + &pdata->hs_jack, NULL, 0); + + if (rval < 0) { + dev_err(card->dev, "Unable to add Headset Jack\n"); + return rval; + } + + jack = pdata->hs_jack.jack; + + snd_jack_set_key(jack, SND_JACK_BTN_0, KEY_PLAYPAUSE); + snd_jack_set_key(jack, SND_JACK_BTN_1, KEY_VOICECOMMAND); + snd_jack_set_key(jack, SND_JACK_BTN_2, KEY_VOLUMEUP); + snd_jack_set_key(jack, SND_JACK_BTN_3, KEY_VOLUMEDOWN); + + jack->private_data = component; + jack->private_free = sc7180_jack_free; + + return snd_soc_component_set_jack(component, &pdata->hs_jack, NULL); +} + +static int sc7180_hdmi_init(struct snd_soc_pcm_runtime *rtd) +{ + struct snd_soc_card *card = rtd->card; + struct sc7180_snd_data *pdata = snd_soc_card_get_drvdata(card); + struct snd_soc_dai *codec_dai = asoc_rtd_to_codec(rtd, 0); + struct snd_soc_component *component = codec_dai->component; + struct snd_jack *jack; + int rval; + + rval = snd_soc_card_jack_new( + card, "HDMI Jack", + SND_JACK_LINEOUT, + &pdata->hdmi_jack, NULL, 0); + + if (rval < 0) { + dev_err(card->dev, "Unable to add HDMI Jack\n"); + return rval; + } + + jack = pdata->hdmi_jack.jack; + jack->private_data = component; + jack->private_free = sc7180_jack_free; + + return snd_soc_component_set_jack(component, &pdata->hdmi_jack, NULL); +} + +static int sc7180_init(struct snd_soc_pcm_runtime *rtd) +{ + struct snd_soc_dai *cpu_dai = asoc_rtd_to_cpu(rtd, 0); + + switch (cpu_dai->id) { + case MI2S_PRIMARY: + return sc7180_headset_init(rtd); + case MI2S_SECONDARY: + return 0; + case HDMI: + return sc7180_hdmi_init(rtd); + default: + dev_err(rtd->dev, "%s: invalid dai id 0x%x\n", __func__, + cpu_dai->id); + return -EINVAL; + } + return 0; +} + +static int sc7180_snd_startup(struct snd_pcm_substream *substream) +{ + struct snd_soc_pcm_runtime *rtd = substream->private_data; + struct snd_soc_card *card = rtd->card; + struct sc7180_snd_data *data = snd_soc_card_get_drvdata(card); + struct snd_soc_dai *cpu_dai = asoc_rtd_to_cpu(rtd, 0); + struct snd_soc_dai *codec_dai = asoc_rtd_to_codec(rtd, 0); + int ret; + + switch (cpu_dai->id) { + case MI2S_PRIMARY: + if (++data->pri_mi2s_clk_count == 1) { + snd_soc_dai_set_sysclk(cpu_dai, + LPASS_MCLK0, + DEFAULT_MCLK_RATE, + SNDRV_PCM_STREAM_PLAYBACK); + } + + snd_soc_dai_set_fmt(codec_dai, + SND_SOC_DAIFMT_CBS_CFS | + SND_SOC_DAIFMT_NB_NF | + SND_SOC_DAIFMT_I2S); + + /* Configure PLL1 for codec */ + ret = snd_soc_dai_set_pll(codec_dai, 0, RT5682_PLL1_S_MCLK, + DEFAULT_MCLK_RATE, RT5682_PLL1_FREQ); + if (ret) { + dev_err(rtd->dev, "can't set codec pll: %d\n", ret); + return ret; + } + + /* Configure sysclk for codec */ + ret = snd_soc_dai_set_sysclk(codec_dai, RT5682_SCLK_S_PLL1, + RT5682_PLL1_FREQ, + SND_SOC_CLOCK_IN); + if (ret) + dev_err(rtd->dev, "snd_soc_dai_set_sysclk err = %d\n", + ret); + + break; + case MI2S_SECONDARY: + break; + case HDMI: + break; + default: + dev_err(rtd->dev, "%s: invalid dai id 0x%x\n", __func__, + cpu_dai->id); + return -EINVAL; + } + return 0; +} + +static void sc7180_snd_shutdown(struct snd_pcm_substream *substream) +{ + struct snd_soc_pcm_runtime *rtd = substream->private_data; + struct snd_soc_card *card = rtd->card; + struct sc7180_snd_data *data = snd_soc_card_get_drvdata(card); + struct snd_soc_dai *cpu_dai = asoc_rtd_to_cpu(rtd, 0); + + switch (cpu_dai->id) { + case MI2S_PRIMARY: + if (--data->pri_mi2s_clk_count == 0) { + snd_soc_dai_set_sysclk(cpu_dai, + LPASS_MCLK0, + 0, + SNDRV_PCM_STREAM_PLAYBACK); + } + break; + case MI2S_SECONDARY: + break; + case HDMI: + break; + default: + dev_err(rtd->dev, "%s: invalid dai id 0x%x\n", __func__, + cpu_dai->id); + break; + } +} + +static const struct snd_soc_ops sc7180_ops = { + .startup = sc7180_snd_startup, + .shutdown = sc7180_snd_shutdown, +}; + +static const struct snd_soc_dapm_widget sc7180_snd_widgets[] = { + SND_SOC_DAPM_HP("Headphone Jack", NULL), + SND_SOC_DAPM_MIC("Headset Mic", NULL), +}; + +static struct snd_soc_card sc7180_card = { + .owner = THIS_MODULE, + .dapm_widgets = sc7180_snd_widgets, + .num_dapm_widgets = ARRAY_SIZE(sc7180_snd_widgets), +}; + +static void sc7180_add_ops(struct snd_soc_card *card) +{ + struct snd_soc_dai_link *link; + int i; + + for_each_card_prelinks(card, i, link) { + link->ops = &sc7180_ops; + link->init = sc7180_init; + } +} + +static int sc7180_snd_platform_probe(struct platform_device *pdev) +{ + struct snd_soc_card *card = &sc7180_card; + struct sc7180_snd_data *data; + struct device *dev = &pdev->dev; + int ret; + + /* Allocate the private data */ + data = devm_kzalloc(dev, sizeof(*data), GFP_KERNEL); + if (!data) + return -ENOMEM; + + card->dev = dev; + snd_soc_card_set_drvdata(card, data); + + ret = qcom_snd_parse_of(card); + if (ret) { + dev_err(dev, "Error parsing OF data\n"); + return ret; + } + + sc7180_add_ops(card); + + return devm_snd_soc_register_card(dev, card); +} + +static const struct of_device_id sc7180_snd_device_id[] = { + { .compatible = "qcom,sc7180-sndcard" }, + {}, +}; +MODULE_DEVICE_TABLE(of, sc7180_snd_device_id); + +static struct platform_driver sc7180_snd_driver = { + .probe = sc7180_snd_platform_probe, + .driver = { + .name = "msm-snd-sc7180", + .of_match_table = sc7180_snd_device_id, + }, +}; +module_platform_driver(sc7180_snd_driver); + +MODULE_DESCRIPTION("sc7180 ASoC Machine Driver"); +MODULE_LICENSE("GPL v2"); -- 2.28.0.618.gf4bc123cb7-goog _______________________________________________ Linux-rockchip mailing list Linux-rockchip@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-rockchip From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-9.9 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH, MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS, UNWANTED_LANGUAGE_BODY,URIBL_BLOCKED,USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 07C11C43461 for ; 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Fri, 11 Sep 2020 03:23:31 -0700 (PDT) Received: from localhost ([2401:fa00:1:10:de4a:3eff:fe7d:d39c]) by smtp.gmail.com with ESMTPSA id y25sm1868502pfn.71.2020.09.11.03.23.26 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Fri, 11 Sep 2020 03:23:30 -0700 (PDT) From: Cheng-Yi Chiang To: linux-kernel@vger.kernel.org Subject: [PATCH v9 3/3] ASoC: qcom: sc7180: Add machine driver for sound card registration Date: Fri, 11 Sep 2020 18:22:59 +0800 Message-Id: <20200911102259.3667381-4-cychiang@chromium.org> X-Mailer: git-send-email 2.28.0.618.gf4bc123cb7-goog In-Reply-To: <20200911102259.3667381-1-cychiang@chromium.org> References: <20200911102259.3667381-1-cychiang@chromium.org> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200911_062333_907108_50DB5654 X-CRM114-Status: GOOD ( 23.74 ) X-BeenThere: linux-mediatek@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Taniya Das , alsa-devel@alsa-project.org, Banajit Goswami , Heiko Stuebner , Liam Girdwood , Rohit kumar , Cheng-Yi Chiang , Patrick Lai , Ajit Pandey , linux-rockchip@lists.infradead.org, Andy Gross , dgreid@chromium.org, Jaroslav Kysela , devicetree@vger.kernel.org, tzungbi@chromium.org, Stephan Gerhold , linux-arm-msm@vger.kernel.org, Rob Herring , linux-mediatek@lists.infradead.org, Matthias Brugger , Bjorn Andersson , linux-arm-kernel@lists.infradead.org, dianders@chromium.org, Takashi Iwai , Mark Brown , Srini Kandagatla Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "Linux-mediatek" Errors-To: linux-mediatek-bounces+linux-mediatek=archiver.kernel.org@lists.infradead.org From: Ajit Pandey Add new driver to register sound card on sc7180 trogdor board and do the required configuration for lpass cpu dai and external codecs connected over MI2S interfaces. Signed-off-by: Ajit Pandey Signed-off-by: Cheng-Yi Chiang --- sound/soc/qcom/Kconfig | 12 ++ sound/soc/qcom/Makefile | 2 + sound/soc/qcom/sc7180.c | 267 ++++++++++++++++++++++++++++++++++++++++ 3 files changed, 281 insertions(+) create mode 100644 sound/soc/qcom/sc7180.c diff --git a/sound/soc/qcom/Kconfig b/sound/soc/qcom/Kconfig index a607ace8b089..0459185ee243 100644 --- a/sound/soc/qcom/Kconfig +++ b/sound/soc/qcom/Kconfig @@ -116,4 +116,16 @@ config SND_SOC_SDM845 SDM845 SoC-based systems. Say Y if you want to use audio device on this SoCs. +config SND_SOC_SC7180 + tristate "SoC Machine driver for SC7180 boards" + depends on I2C + select SND_SOC_QCOM_COMMON + select SND_SOC_LPASS_SC7180 + select SND_SOC_MAX98357A + select SND_SOC_RT5682_I2C + help + To add support for audio on Qualcomm Technologies Inc. + SC7180 SoC-based systems. + Say Y if you want to use audio device on this SoCs. + endif #SND_SOC_QCOM diff --git a/sound/soc/qcom/Makefile b/sound/soc/qcom/Makefile index 7972c9479ab0..0cdcbf367ef1 100644 --- a/sound/soc/qcom/Makefile +++ b/sound/soc/qcom/Makefile @@ -17,12 +17,14 @@ snd-soc-storm-objs := storm.o snd-soc-apq8016-sbc-objs := apq8016_sbc.o snd-soc-apq8096-objs := apq8096.o snd-soc-sdm845-objs := sdm845.o +snd-soc-sc7180-objs := sc7180.o snd-soc-qcom-common-objs := common.o obj-$(CONFIG_SND_SOC_STORM) += snd-soc-storm.o obj-$(CONFIG_SND_SOC_APQ8016_SBC) += snd-soc-apq8016-sbc.o obj-$(CONFIG_SND_SOC_MSM8996) += snd-soc-apq8096.o obj-$(CONFIG_SND_SOC_SDM845) += snd-soc-sdm845.o +obj-$(CONFIG_SND_SOC_SC7180) += snd-soc-sc7180.o obj-$(CONFIG_SND_SOC_QCOM_COMMON) += snd-soc-qcom-common.o #DSP lib diff --git a/sound/soc/qcom/sc7180.c b/sound/soc/qcom/sc7180.c new file mode 100644 index 000000000000..40bc4fc98842 --- /dev/null +++ b/sound/soc/qcom/sc7180.c @@ -0,0 +1,267 @@ +// SPDX-License-Identifier: GPL-2.0-only +// +// Copyright (c) 2020, The Linux Foundation. All rights reserved. +// +// sc7180.c -- ALSA SoC Machine driver for SC7180 + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +#include "../codecs/rt5682.h" +#include "common.h" +#include "lpass.h" + +#define DEFAULT_SAMPLE_RATE_48K 48000 +#define DEFAULT_MCLK_RATE 19200000 +#define RT5682_PLL1_FREQ (48000 * 512) + +struct sc7180_snd_data { + u32 pri_mi2s_clk_count; + struct snd_soc_jack hs_jack; + struct snd_soc_jack hdmi_jack; +}; + +static void sc7180_jack_free(struct snd_jack *jack) +{ + struct snd_soc_component *component = jack->private_data; + + snd_soc_component_set_jack(component, NULL, NULL); +} + +static int sc7180_headset_init(struct snd_soc_pcm_runtime *rtd) +{ + struct snd_soc_card *card = rtd->card; + struct sc7180_snd_data *pdata = snd_soc_card_get_drvdata(card); + struct snd_soc_dai *codec_dai = asoc_rtd_to_codec(rtd, 0); + struct snd_soc_component *component = codec_dai->component; + struct snd_jack *jack; + int rval; + + rval = snd_soc_card_jack_new( + card, "Headset Jack", + SND_JACK_HEADSET | + SND_JACK_HEADPHONE | + SND_JACK_BTN_0 | SND_JACK_BTN_1 | + SND_JACK_BTN_2 | SND_JACK_BTN_3, + &pdata->hs_jack, NULL, 0); + + if (rval < 0) { + dev_err(card->dev, "Unable to add Headset Jack\n"); + return rval; + } + + jack = pdata->hs_jack.jack; + + snd_jack_set_key(jack, SND_JACK_BTN_0, KEY_PLAYPAUSE); + snd_jack_set_key(jack, SND_JACK_BTN_1, KEY_VOICECOMMAND); + snd_jack_set_key(jack, SND_JACK_BTN_2, KEY_VOLUMEUP); + snd_jack_set_key(jack, SND_JACK_BTN_3, KEY_VOLUMEDOWN); + + jack->private_data = component; + jack->private_free = sc7180_jack_free; + + return snd_soc_component_set_jack(component, &pdata->hs_jack, NULL); +} + +static int sc7180_hdmi_init(struct snd_soc_pcm_runtime *rtd) +{ + struct snd_soc_card *card = rtd->card; + struct sc7180_snd_data *pdata = snd_soc_card_get_drvdata(card); + struct snd_soc_dai *codec_dai = asoc_rtd_to_codec(rtd, 0); + struct snd_soc_component *component = codec_dai->component; + struct snd_jack *jack; + int rval; + + rval = snd_soc_card_jack_new( + card, "HDMI Jack", + SND_JACK_LINEOUT, + &pdata->hdmi_jack, NULL, 0); + + if (rval < 0) { + dev_err(card->dev, "Unable to add HDMI Jack\n"); + return rval; + } + + jack = pdata->hdmi_jack.jack; + jack->private_data = component; + jack->private_free = sc7180_jack_free; + + return snd_soc_component_set_jack(component, &pdata->hdmi_jack, NULL); +} + +static int sc7180_init(struct snd_soc_pcm_runtime *rtd) +{ + struct snd_soc_dai *cpu_dai = asoc_rtd_to_cpu(rtd, 0); + + switch (cpu_dai->id) { + case MI2S_PRIMARY: + return sc7180_headset_init(rtd); + case MI2S_SECONDARY: + return 0; + case HDMI: + return sc7180_hdmi_init(rtd); + default: + dev_err(rtd->dev, "%s: invalid dai id 0x%x\n", __func__, + cpu_dai->id); + return -EINVAL; + } + return 0; +} + +static int sc7180_snd_startup(struct snd_pcm_substream *substream) +{ + struct snd_soc_pcm_runtime *rtd = substream->private_data; + struct snd_soc_card *card = rtd->card; + struct sc7180_snd_data *data = snd_soc_card_get_drvdata(card); + struct snd_soc_dai *cpu_dai = asoc_rtd_to_cpu(rtd, 0); + struct snd_soc_dai *codec_dai = asoc_rtd_to_codec(rtd, 0); + int ret; + + switch (cpu_dai->id) { + case MI2S_PRIMARY: + if (++data->pri_mi2s_clk_count == 1) { + snd_soc_dai_set_sysclk(cpu_dai, + LPASS_MCLK0, + DEFAULT_MCLK_RATE, + SNDRV_PCM_STREAM_PLAYBACK); + } + + snd_soc_dai_set_fmt(codec_dai, + SND_SOC_DAIFMT_CBS_CFS | + SND_SOC_DAIFMT_NB_NF | + SND_SOC_DAIFMT_I2S); + + /* Configure PLL1 for codec */ + ret = snd_soc_dai_set_pll(codec_dai, 0, RT5682_PLL1_S_MCLK, + DEFAULT_MCLK_RATE, RT5682_PLL1_FREQ); + if (ret) { + dev_err(rtd->dev, "can't set codec pll: %d\n", ret); + return ret; + } + + /* Configure sysclk for codec */ + ret = snd_soc_dai_set_sysclk(codec_dai, RT5682_SCLK_S_PLL1, + RT5682_PLL1_FREQ, + SND_SOC_CLOCK_IN); + if (ret) + dev_err(rtd->dev, "snd_soc_dai_set_sysclk err = %d\n", + ret); + + break; + case MI2S_SECONDARY: + break; + case HDMI: + break; + default: + dev_err(rtd->dev, "%s: invalid dai id 0x%x\n", __func__, + cpu_dai->id); + return -EINVAL; + } + return 0; +} + +static void sc7180_snd_shutdown(struct snd_pcm_substream *substream) +{ + struct snd_soc_pcm_runtime *rtd = substream->private_data; + struct snd_soc_card *card = rtd->card; + struct sc7180_snd_data *data = snd_soc_card_get_drvdata(card); + struct snd_soc_dai *cpu_dai = asoc_rtd_to_cpu(rtd, 0); + + switch (cpu_dai->id) { + case MI2S_PRIMARY: + if (--data->pri_mi2s_clk_count == 0) { + snd_soc_dai_set_sysclk(cpu_dai, + LPASS_MCLK0, + 0, + SNDRV_PCM_STREAM_PLAYBACK); + } + break; + case MI2S_SECONDARY: + break; + case HDMI: + break; + default: + dev_err(rtd->dev, "%s: invalid dai id 0x%x\n", __func__, + cpu_dai->id); + break; + } +} + +static const struct snd_soc_ops sc7180_ops = { + .startup = sc7180_snd_startup, + .shutdown = sc7180_snd_shutdown, +}; + +static const struct snd_soc_dapm_widget sc7180_snd_widgets[] = { + SND_SOC_DAPM_HP("Headphone Jack", NULL), + SND_SOC_DAPM_MIC("Headset Mic", NULL), +}; + +static struct snd_soc_card sc7180_card = { + .owner = THIS_MODULE, + .dapm_widgets = sc7180_snd_widgets, + .num_dapm_widgets = ARRAY_SIZE(sc7180_snd_widgets), +}; + +static void sc7180_add_ops(struct snd_soc_card *card) +{ + struct snd_soc_dai_link *link; + int i; + + for_each_card_prelinks(card, i, link) { + link->ops = &sc7180_ops; + link->init = sc7180_init; + } +} + +static int sc7180_snd_platform_probe(struct platform_device *pdev) +{ + struct snd_soc_card *card = &sc7180_card; + struct sc7180_snd_data *data; + struct device *dev = &pdev->dev; + int ret; + + /* Allocate the private data */ + data = devm_kzalloc(dev, sizeof(*data), GFP_KERNEL); + if (!data) + return -ENOMEM; + + card->dev = dev; + snd_soc_card_set_drvdata(card, data); + + ret = qcom_snd_parse_of(card); + if (ret) { + dev_err(dev, "Error parsing OF data\n"); + return ret; + } + + sc7180_add_ops(card); + + return devm_snd_soc_register_card(dev, card); +} + +static const struct of_device_id sc7180_snd_device_id[] = { + { .compatible = "qcom,sc7180-sndcard" }, + {}, +}; +MODULE_DEVICE_TABLE(of, sc7180_snd_device_id); + +static struct platform_driver sc7180_snd_driver = { + .probe = sc7180_snd_platform_probe, + .driver = { + .name = "msm-snd-sc7180", + .of_match_table = sc7180_snd_device_id, + }, +}; +module_platform_driver(sc7180_snd_driver); + +MODULE_DESCRIPTION("sc7180 ASoC Machine Driver"); +MODULE_LICENSE("GPL v2"); -- 2.28.0.618.gf4bc123cb7-goog _______________________________________________ Linux-mediatek mailing list Linux-mediatek@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-mediatek From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-9.9 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH, MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS, UNWANTED_LANGUAGE_BODY,URIBL_BLOCKED,USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 17997C2BC11 for ; 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Fri, 11 Sep 2020 03:23:31 -0700 (PDT) Received: from localhost ([2401:fa00:1:10:de4a:3eff:fe7d:d39c]) by smtp.gmail.com with ESMTPSA id y25sm1868502pfn.71.2020.09.11.03.23.26 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Fri, 11 Sep 2020 03:23:30 -0700 (PDT) From: Cheng-Yi Chiang To: linux-kernel@vger.kernel.org Subject: [PATCH v9 3/3] ASoC: qcom: sc7180: Add machine driver for sound card registration Date: Fri, 11 Sep 2020 18:22:59 +0800 Message-Id: <20200911102259.3667381-4-cychiang@chromium.org> X-Mailer: git-send-email 2.28.0.618.gf4bc123cb7-goog In-Reply-To: <20200911102259.3667381-1-cychiang@chromium.org> References: <20200911102259.3667381-1-cychiang@chromium.org> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200911_062333_900315_51C3E976 X-CRM114-Status: GOOD ( 25.23 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Taniya Das , alsa-devel@alsa-project.org, Banajit Goswami , Heiko Stuebner , Liam Girdwood , Rohit kumar , Cheng-Yi Chiang , Patrick Lai , Ajit Pandey , linux-rockchip@lists.infradead.org, Andy Gross , dgreid@chromium.org, Jaroslav Kysela , devicetree@vger.kernel.org, tzungbi@chromium.org, Stephan Gerhold , linux-arm-msm@vger.kernel.org, Rob Herring , linux-mediatek@lists.infradead.org, Matthias Brugger , Bjorn Andersson , linux-arm-kernel@lists.infradead.org, dianders@chromium.org, Takashi Iwai , Mark Brown , Srini Kandagatla Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org From: Ajit Pandey Add new driver to register sound card on sc7180 trogdor board and do the required configuration for lpass cpu dai and external codecs connected over MI2S interfaces. Signed-off-by: Ajit Pandey Signed-off-by: Cheng-Yi Chiang --- sound/soc/qcom/Kconfig | 12 ++ sound/soc/qcom/Makefile | 2 + sound/soc/qcom/sc7180.c | 267 ++++++++++++++++++++++++++++++++++++++++ 3 files changed, 281 insertions(+) create mode 100644 sound/soc/qcom/sc7180.c diff --git a/sound/soc/qcom/Kconfig b/sound/soc/qcom/Kconfig index a607ace8b089..0459185ee243 100644 --- a/sound/soc/qcom/Kconfig +++ b/sound/soc/qcom/Kconfig @@ -116,4 +116,16 @@ config SND_SOC_SDM845 SDM845 SoC-based systems. Say Y if you want to use audio device on this SoCs. +config SND_SOC_SC7180 + tristate "SoC Machine driver for SC7180 boards" + depends on I2C + select SND_SOC_QCOM_COMMON + select SND_SOC_LPASS_SC7180 + select SND_SOC_MAX98357A + select SND_SOC_RT5682_I2C + help + To add support for audio on Qualcomm Technologies Inc. + SC7180 SoC-based systems. + Say Y if you want to use audio device on this SoCs. + endif #SND_SOC_QCOM diff --git a/sound/soc/qcom/Makefile b/sound/soc/qcom/Makefile index 7972c9479ab0..0cdcbf367ef1 100644 --- a/sound/soc/qcom/Makefile +++ b/sound/soc/qcom/Makefile @@ -17,12 +17,14 @@ snd-soc-storm-objs := storm.o snd-soc-apq8016-sbc-objs := apq8016_sbc.o snd-soc-apq8096-objs := apq8096.o snd-soc-sdm845-objs := sdm845.o +snd-soc-sc7180-objs := sc7180.o snd-soc-qcom-common-objs := common.o obj-$(CONFIG_SND_SOC_STORM) += snd-soc-storm.o obj-$(CONFIG_SND_SOC_APQ8016_SBC) += snd-soc-apq8016-sbc.o obj-$(CONFIG_SND_SOC_MSM8996) += snd-soc-apq8096.o obj-$(CONFIG_SND_SOC_SDM845) += snd-soc-sdm845.o +obj-$(CONFIG_SND_SOC_SC7180) += snd-soc-sc7180.o obj-$(CONFIG_SND_SOC_QCOM_COMMON) += snd-soc-qcom-common.o #DSP lib diff --git a/sound/soc/qcom/sc7180.c b/sound/soc/qcom/sc7180.c new file mode 100644 index 000000000000..40bc4fc98842 --- /dev/null +++ b/sound/soc/qcom/sc7180.c @@ -0,0 +1,267 @@ +// SPDX-License-Identifier: GPL-2.0-only +// +// Copyright (c) 2020, The Linux Foundation. All rights reserved. +// +// sc7180.c -- ALSA SoC Machine driver for SC7180 + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +#include "../codecs/rt5682.h" +#include "common.h" +#include "lpass.h" + +#define DEFAULT_SAMPLE_RATE_48K 48000 +#define DEFAULT_MCLK_RATE 19200000 +#define RT5682_PLL1_FREQ (48000 * 512) + +struct sc7180_snd_data { + u32 pri_mi2s_clk_count; + struct snd_soc_jack hs_jack; + struct snd_soc_jack hdmi_jack; +}; + +static void sc7180_jack_free(struct snd_jack *jack) +{ + struct snd_soc_component *component = jack->private_data; + + snd_soc_component_set_jack(component, NULL, NULL); +} + +static int sc7180_headset_init(struct snd_soc_pcm_runtime *rtd) +{ + struct snd_soc_card *card = rtd->card; + struct sc7180_snd_data *pdata = snd_soc_card_get_drvdata(card); + struct snd_soc_dai *codec_dai = asoc_rtd_to_codec(rtd, 0); + struct snd_soc_component *component = codec_dai->component; + struct snd_jack *jack; + int rval; + + rval = snd_soc_card_jack_new( + card, "Headset Jack", + SND_JACK_HEADSET | + SND_JACK_HEADPHONE | + SND_JACK_BTN_0 | SND_JACK_BTN_1 | + SND_JACK_BTN_2 | SND_JACK_BTN_3, + &pdata->hs_jack, NULL, 0); + + if (rval < 0) { + dev_err(card->dev, "Unable to add Headset Jack\n"); + return rval; + } + + jack = pdata->hs_jack.jack; + + snd_jack_set_key(jack, SND_JACK_BTN_0, KEY_PLAYPAUSE); + snd_jack_set_key(jack, SND_JACK_BTN_1, KEY_VOICECOMMAND); + snd_jack_set_key(jack, SND_JACK_BTN_2, KEY_VOLUMEUP); + snd_jack_set_key(jack, SND_JACK_BTN_3, KEY_VOLUMEDOWN); + + jack->private_data = component; + jack->private_free = sc7180_jack_free; + + return snd_soc_component_set_jack(component, &pdata->hs_jack, NULL); +} + +static int sc7180_hdmi_init(struct snd_soc_pcm_runtime *rtd) +{ + struct snd_soc_card *card = rtd->card; + struct sc7180_snd_data *pdata = snd_soc_card_get_drvdata(card); + struct snd_soc_dai *codec_dai = asoc_rtd_to_codec(rtd, 0); + struct snd_soc_component *component = codec_dai->component; + struct snd_jack *jack; + int rval; + + rval = snd_soc_card_jack_new( + card, "HDMI Jack", + SND_JACK_LINEOUT, + &pdata->hdmi_jack, NULL, 0); + + if (rval < 0) { + dev_err(card->dev, "Unable to add HDMI Jack\n"); + return rval; + } + + jack = pdata->hdmi_jack.jack; + jack->private_data = component; + jack->private_free = sc7180_jack_free; + + return snd_soc_component_set_jack(component, &pdata->hdmi_jack, NULL); +} + +static int sc7180_init(struct snd_soc_pcm_runtime *rtd) +{ + struct snd_soc_dai *cpu_dai = asoc_rtd_to_cpu(rtd, 0); + + switch (cpu_dai->id) { + case MI2S_PRIMARY: + return sc7180_headset_init(rtd); + case MI2S_SECONDARY: + return 0; + case HDMI: + return sc7180_hdmi_init(rtd); + default: + dev_err(rtd->dev, "%s: invalid dai id 0x%x\n", __func__, + cpu_dai->id); + return -EINVAL; + } + return 0; +} + +static int sc7180_snd_startup(struct snd_pcm_substream *substream) +{ + struct snd_soc_pcm_runtime *rtd = substream->private_data; + struct snd_soc_card *card = rtd->card; + struct sc7180_snd_data *data = snd_soc_card_get_drvdata(card); + struct snd_soc_dai *cpu_dai = asoc_rtd_to_cpu(rtd, 0); + struct snd_soc_dai *codec_dai = asoc_rtd_to_codec(rtd, 0); + int ret; + + switch (cpu_dai->id) { + case MI2S_PRIMARY: + if (++data->pri_mi2s_clk_count == 1) { + snd_soc_dai_set_sysclk(cpu_dai, + LPASS_MCLK0, + DEFAULT_MCLK_RATE, + SNDRV_PCM_STREAM_PLAYBACK); + } + + snd_soc_dai_set_fmt(codec_dai, + SND_SOC_DAIFMT_CBS_CFS | + SND_SOC_DAIFMT_NB_NF | + SND_SOC_DAIFMT_I2S); + + /* Configure PLL1 for codec */ + ret = snd_soc_dai_set_pll(codec_dai, 0, RT5682_PLL1_S_MCLK, + DEFAULT_MCLK_RATE, RT5682_PLL1_FREQ); + if (ret) { + dev_err(rtd->dev, "can't set codec pll: %d\n", ret); + return ret; + } + + /* Configure sysclk for codec */ + ret = snd_soc_dai_set_sysclk(codec_dai, RT5682_SCLK_S_PLL1, + RT5682_PLL1_FREQ, + SND_SOC_CLOCK_IN); + if (ret) + dev_err(rtd->dev, "snd_soc_dai_set_sysclk err = %d\n", + ret); + + break; + case MI2S_SECONDARY: + break; + case HDMI: + break; + default: + dev_err(rtd->dev, "%s: invalid dai id 0x%x\n", __func__, + cpu_dai->id); + return -EINVAL; + } + return 0; +} + +static void sc7180_snd_shutdown(struct snd_pcm_substream *substream) +{ + struct snd_soc_pcm_runtime *rtd = substream->private_data; + struct snd_soc_card *card = rtd->card; + struct sc7180_snd_data *data = snd_soc_card_get_drvdata(card); + struct snd_soc_dai *cpu_dai = asoc_rtd_to_cpu(rtd, 0); + + switch (cpu_dai->id) { + case MI2S_PRIMARY: + if (--data->pri_mi2s_clk_count == 0) { + snd_soc_dai_set_sysclk(cpu_dai, + LPASS_MCLK0, + 0, + SNDRV_PCM_STREAM_PLAYBACK); + } + break; + case MI2S_SECONDARY: + break; + case HDMI: + break; + default: + dev_err(rtd->dev, "%s: invalid dai id 0x%x\n", __func__, + cpu_dai->id); + break; + } +} + +static const struct snd_soc_ops sc7180_ops = { + .startup = sc7180_snd_startup, + .shutdown = sc7180_snd_shutdown, +}; + +static const struct snd_soc_dapm_widget sc7180_snd_widgets[] = { + SND_SOC_DAPM_HP("Headphone Jack", NULL), + SND_SOC_DAPM_MIC("Headset Mic", NULL), +}; + +static struct snd_soc_card sc7180_card = { + .owner = THIS_MODULE, + .dapm_widgets = sc7180_snd_widgets, + .num_dapm_widgets = ARRAY_SIZE(sc7180_snd_widgets), +}; + +static void sc7180_add_ops(struct snd_soc_card *card) +{ + struct snd_soc_dai_link *link; + int i; + + for_each_card_prelinks(card, i, link) { + link->ops = &sc7180_ops; + link->init = sc7180_init; + } +} + +static int sc7180_snd_platform_probe(struct platform_device *pdev) +{ + struct snd_soc_card *card = &sc7180_card; + struct sc7180_snd_data *data; + struct device *dev = &pdev->dev; + int ret; + + /* Allocate the private data */ + data = devm_kzalloc(dev, sizeof(*data), GFP_KERNEL); + if (!data) + return -ENOMEM; + + card->dev = dev; + snd_soc_card_set_drvdata(card, data); + + ret = qcom_snd_parse_of(card); + if (ret) { + dev_err(dev, "Error parsing OF data\n"); + return ret; + } + + sc7180_add_ops(card); + + return devm_snd_soc_register_card(dev, card); +} + +static const struct of_device_id sc7180_snd_device_id[] = { + { .compatible = "qcom,sc7180-sndcard" }, + {}, +}; +MODULE_DEVICE_TABLE(of, sc7180_snd_device_id); + +static struct platform_driver sc7180_snd_driver = { + .probe = sc7180_snd_platform_probe, + .driver = { + .name = "msm-snd-sc7180", + .of_match_table = sc7180_snd_device_id, + }, +}; +module_platform_driver(sc7180_snd_driver); + +MODULE_DESCRIPTION("sc7180 ASoC Machine Driver"); +MODULE_LICENSE("GPL v2"); -- 2.28.0.618.gf4bc123cb7-goog _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel