From patchwork Tue Aug 22 15:35:54 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jeffy Chen X-Patchwork-Id: 9915593 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id 91E1C603F9 for ; Tue, 22 Aug 2017 15:40:13 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 81BD92889F for ; Tue, 22 Aug 2017 15:40:13 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 76C8A288A6; Tue, 22 Aug 2017 15:40:13 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-2.6 required=2.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,RCVD_IN_DNSWL_LOW autolearn=unavailable version=3.3.1 Received: from bombadil.infradead.org (bombadil.infradead.org [65.50.211.133]) (using TLSv1.2 with cipher AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id 2763A2889F for ; Tue, 22 Aug 2017 15:40:13 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:MIME-Version:Cc:List-Subscribe: List-Help:List-Post:List-Archive:List-Unsubscribe:List-Id:References: In-Reply-To:Message-Id:Date:Subject:To:From:Reply-To:Content-ID: Content-Description:Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc :Resent-Message-ID:List-Owner; bh=KXYo0mSB4WvaDfKIMWENrUsuNDlREUBnj69zqDVgS6c=; b=KKrXsVFLkw/8Gk5q75IOwvSQB9 CTmQYW6l5Jj1+Q35xq/fO8CcgteGehA+LdPQ3zJY1Sao8x1we6CJC5ul9wxZQ10I5iTJYW8HlTvtR pHdX3e3HAMJTj6OFcZ6849SxQv/5jRGnbtq6YAjhaWZ7TKcSEx6ijqFgC5yO9HYsdwfAs+DrF88ye 6cUQzxuvRfY+Csu+Nw8X2Ht3Nv9QcGqqLVc1lvB6xcjetwxRZeHtE7gO6C9iD82bRRNIqxDMp+upH +Tet0x6d3Q38W3DDp76+VzurEsN8NRBQOtfkSkISwUukEsLV3hmcjIR2PUq3LOZ8bYVI8K7dMNw2a k3Qu5YIw==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.87 #1 (Red Hat Linux)) id 1dkBHo-0005jM-Kz; Tue, 22 Aug 2017 15:40:12 +0000 Received: from regular1.263xmail.com ([211.150.99.139]) by bombadil.infradead.org with esmtps (Exim 4.87 #1 (Red Hat Linux)) id 1dkBFR-0003Tw-DI; Tue, 22 Aug 2017 15:37:55 +0000 Received: from jeffy.chen?rock-chips.com (unknown [192.168.167.164]) by regular1.263xmail.com (Postfix) with ESMTP id 82B48548A; Tue, 22 Aug 2017 23:37:19 +0800 (CST) X-263anti-spam: KSV:0; X-MAIL-GRAY: 0 X-MAIL-DELIVERY: 1 X-KSVirus-check: 0 X-ABS-CHECKED: 4 Received: from localhost (localhost [127.0.0.1]) by smtp.263.net (Postfix) with ESMTPA id D998A38A; Tue, 22 Aug 2017 23:37:10 +0800 (CST) X-RL-SENDER: jeffy.chen@rock-chips.com X-FST-TO: linux-kernel@vger.kernel.org X-SENDER-IP: 103.29.142.67 X-LOGIN-NAME: jeffy.chen@rock-chips.com X-UNIQUE-TAG: X-ATTACHMENT-NUM: 0 X-SENDER: cjf@rock-chips.com X-DNS-TYPE: 0 Received: from localhost (unknown [103.29.142.67]) by smtp.263.net (Postfix) whith ESMTP id 7297IHXHL6; Tue, 22 Aug 2017 23:37:22 +0800 (CST) From: Jeffy Chen To: linux-kernel@vger.kernel.org, dgreid@chromium.org, heiko@sntech.de Subject: [RESENT PATCH v6 7/8] ASoC: rockchip: Add support for DMIC codec Date: Tue, 22 Aug 2017 23:35:54 +0800 Message-Id: <20170822153555.20735-8-jeffy.chen@rock-chips.com> X-Mailer: git-send-email 2.11.0 In-Reply-To: <20170822153555.20735-1-jeffy.chen@rock-chips.com> References: <20170822153555.20735-1-jeffy.chen@rock-chips.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20170822_083746_063231_115BDF84 X-CRM114-Status: UNSURE ( 9.66 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: alsa-devel@alsa-project.org, briannorris@chromium.org, Liam Girdwood , Mark Brown , Jeffy Chen , dianders@chromium.org, Jaroslav Kysela , linux-rockchip@lists.infradead.org, mka@chromium.org, Takashi Iwai , linux-arm-kernel@lists.infradead.org MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Virus-Scanned: ClamAV using ClamSMTP Add support for optional dmic codec. Signed-off-by: Jeffy Chen --- Changes in v6: Add dmic wakeup delay(not used for now). Changes in v5: None Changes in v3: None Changes in v2: None sound/soc/rockchip/Kconfig | 1 + sound/soc/rockchip/rk3399_gru_sound.c | 36 +++++++++++++++++++++++++++++++++++ 2 files changed, 37 insertions(+) diff --git a/sound/soc/rockchip/Kconfig b/sound/soc/rockchip/Kconfig index 8f0d0d8d34e6..b0825370d262 100644 --- a/sound/soc/rockchip/Kconfig +++ b/sound/soc/rockchip/Kconfig @@ -69,6 +69,7 @@ config SND_SOC_RK3399_GRU_SOUND select SND_SOC_DA7219 select SND_SOC_RT5514_SPI select SND_SOC_HDMI_CODEC + select SND_SOC_DMIC help Say Y or M here if you want to add support multiple codecs for SoC audio on Rockchip RK3399 GRU boards. diff --git a/sound/soc/rockchip/rk3399_gru_sound.c b/sound/soc/rockchip/rk3399_gru_sound.c index 91aab5c18f3b..5ab25962cabd 100644 --- a/sound/soc/rockchip/rk3399_gru_sound.c +++ b/sound/soc/rockchip/rk3399_gru_sound.c @@ -267,6 +267,28 @@ static int rockchip_sound_cdndp_hw_params(struct snd_pcm_substream *substream, return 0; } +static int rockchip_sound_dmic_hw_params(struct snd_pcm_substream *substream, + struct snd_pcm_hw_params *params) +{ + struct snd_soc_pcm_runtime *rtd = substream->private_data; + unsigned int mclk; + int ret; + + mclk = params_rate(params) * SOUND_FS; + + ret = snd_soc_dai_set_sysclk(rtd->cpu_dai, 0, mclk, 0); + if (ret) { + dev_err(rtd->card->dev, "%s() error setting sysclk to %u: %d\n", + __func__, mclk, ret); + return ret; + } + + /* Wait for DMIC stable */ + msleep(dmic_wakeup_delay); + + return 0; +} + static const struct snd_soc_ops rockchip_sound_max98357a_ops = { .hw_params = rockchip_sound_max98357a_hw_params, }; @@ -283,6 +305,10 @@ static struct snd_soc_ops rockchip_sound_cdndp_ops = { .hw_params = rockchip_sound_cdndp_hw_params, }; +static struct snd_soc_ops rockchip_sound_dmic_ops = { + .hw_params = rockchip_sound_dmic_hw_params, +}; + static struct snd_soc_card rockchip_sound_card = { .name = "rk3399-gru-sound", .owner = THIS_MODULE, @@ -297,6 +323,7 @@ static struct snd_soc_card rockchip_sound_card = { enum { DAILINK_CDNDP, DAILINK_DA7219, + DAILINK_DMIC, DAILINK_MAX98357A, DAILINK_RT5514, DAILINK_RT5514_DSP, @@ -305,6 +332,7 @@ enum { static const char * const dailink_compat[] = { [DAILINK_CDNDP] = "rockchip,rk3399-cdn-dp", [DAILINK_DA7219] = "dlg,da7219", + [DAILINK_DMIC] = "dmic-codec", [DAILINK_MAX98357A] = "maxim,max98357a", [DAILINK_RT5514] = "realtek,rt5514-i2c", [DAILINK_RT5514_DSP] = "realtek,rt5514-spi", @@ -329,6 +357,14 @@ static const struct snd_soc_dai_link rockchip_dais[] = { .dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF | SND_SOC_DAIFMT_CBS_CFS, }, + [DAILINK_DMIC] = { + .name = "DMIC", + .stream_name = "DMIC PCM", + .codec_dai_name = "dmic-hifi", + .ops = &rockchip_sound_dmic_ops, + .dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF | + SND_SOC_DAIFMT_CBS_CFS, + }, [DAILINK_MAX98357A] = { .name = "MAX98357A", .stream_name = "MAX98357A PCM",