From patchwork Mon Jul 24 07:34:23 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Oder Chiou X-Patchwork-Id: 9858887 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 A398A60385 for ; Mon, 24 Jul 2017 07:43:38 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 953E427F4B for ; Mon, 24 Jul 2017 07:43:38 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 8944327F86; Mon, 24 Jul 2017 07:43:38 +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=-1.9 required=2.0 tests=BAYES_00, RCVD_IN_DNSWL_NONE autolearn=ham version=3.3.1 Received: from alsa0.perex.cz (alsa0.perex.cz [77.48.224.243]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 58F892859E for ; Mon, 24 Jul 2017 07:43:36 +0000 (UTC) Received: from alsa0.perex.cz (localhost [127.0.0.1]) by alsa0.perex.cz (Postfix) with ESMTP id 5D3CF266C4D; Mon, 24 Jul 2017 09:34:39 +0200 (CEST) X-Original-To: alsa-devel@alsa-project.org Delivered-To: alsa-devel@alsa-project.org Received: by alsa0.perex.cz (Postfix, from userid 1000) id E595D266E2D; Mon, 24 Jul 2017 09:34:37 +0200 (CEST) Received: from rtits2.realtek.com.tw (rtits2.realtek.com [211.75.126.72]) by alsa0.perex.cz (Postfix) with ESMTP id 4E575266949 for ; Mon, 24 Jul 2017 09:34:33 +0200 (CEST) Authenticated-By: X-SpamFilter-By: BOX Solutions SpamTrap 5.60 with qID v6O7YSdx022308, This message is accepted by code: ctloc85258 Received: from mail.realtek.com (rtitexh01.realtek.com.tw [172.21.6.62]) by rtits2.realtek.com.tw (8.15.2/2.56/5.77) with ESMTP id v6O7YSdx022308; Mon, 24 Jul 2017 15:34:28 +0800 Received: from RTITCASV01.realtek.com.tw (172.21.6.18) by RTITEXH01.realtek.com.tw (172.21.6.62) with Microsoft SMTP Server (TLS) id 14.3.319.2; Mon, 24 Jul 2017 15:34:28 +0800 Received: from localhost.localdomain (172.21.85.85) by RTITCASV01.realtek.com.tw (172.21.6.18) with Microsoft SMTP Server id 14.3.294.0; Mon, 24 Jul 2017 15:34:27 +0800 From: Oder Chiou To: , Date: Mon, 24 Jul 2017 15:34:23 +0800 Message-ID: <1500881663-28990-1-git-send-email-oder_chiou@realtek.com> X-Mailer: git-send-email 2.7.4 MIME-Version: 1.0 X-Originating-IP: [172.21.85.85] Cc: Oder Chiou , jack.yu@realtek.com, alsa-devel@alsa-project.org, hychao@google.com, harshapriya.n@intel.com, albertchen@realtek.com, shumingf@realtek.com, bardliao@realtek.com, flove@realtek.com Subject: [alsa-devel] [PATCH] ASoC: rt5514: Add the I2S ASRC support X-BeenThere: alsa-devel@alsa-project.org X-Mailman-Version: 2.1.14 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-bounces@alsa-project.org X-Virus-Scanned: ClamAV using ClamSMTP The patch adds the I2S ASRC support. Signed-off-by: Oder Chiou --- sound/soc/codecs/rt5514.c | 19 +++++++++++++++++++ sound/soc/codecs/rt5514.h | 7 +++++++ 2 files changed, 26 insertions(+) diff --git a/sound/soc/codecs/rt5514.c b/sound/soc/codecs/rt5514.c index a105c84..882fdc4 100644 --- a/sound/soc/codecs/rt5514.c +++ b/sound/soc/codecs/rt5514.c @@ -63,6 +63,7 @@ static const struct reg_sequence rt5514_patch[] = { {RT5514_SRC_CTRL, 0x44000eee}, {RT5514_ANA_CTRL_LDO10, 0x00028604}, {RT5514_ANA_CTRL_ADCFED, 0x00000800}, + {RT5514_ASRC_IN_CTRL1, 0x00000003}, }; static const struct reg_default rt5514_reg[] = { @@ -471,6 +472,15 @@ static int rt5514_is_sys_clk_from_pll(struct snd_soc_dapm_widget *source, return 0; } +static int rt5514_i2s_use_asrc(struct snd_soc_dapm_widget *source, + struct snd_soc_dapm_widget *sink) +{ + struct snd_soc_codec *codec = snd_soc_dapm_to_codec(source->dapm); + struct rt5514_priv *rt5514 = snd_soc_codec_get_drvdata(codec); + + return (rt5514->sysclk > rt5514->lrck * 384); +} + static const struct snd_soc_dapm_widget rt5514_dapm_widgets[] = { /* Input Lines */ SND_SOC_DAPM_INPUT("DMIC1L"), @@ -541,6 +551,10 @@ static const struct snd_soc_dapm_widget rt5514_dapm_widgets[] = { RT5514_POW_PLL1_LDO_BIT, 0, NULL, 0), SND_SOC_DAPM_SUPPLY("PLL1", RT5514_PWR_ANA2, RT5514_POW_PLL1_BIT, 0, NULL, 0), + SND_SOC_DAPM_SUPPLY_S("ASRC AD1", 1, RT5514_CLK_CTRL2, + RT5514_CLK_AD0_ASRC_EN_BIT, 0, NULL, 0), + SND_SOC_DAPM_SUPPLY_S("ASRC AD2", 1, RT5514_CLK_CTRL2, + RT5514_CLK_AD1_ASRC_EN_BIT, 0, NULL, 0), /* ADC Mux */ SND_SOC_DAPM_MUX("Stereo1 DMIC Mux", SND_SOC_NOPM, 0, 0, @@ -638,6 +652,7 @@ static const struct snd_soc_dapm_route rt5514_dapm_routes[] = { { "Stereo1 ADC MIX", NULL, "Stereo1 ADC MIXR" }, { "Stereo1 ADC MIX", NULL, "adc stereo1 filter" }, { "adc stereo1 filter", NULL, "PLL1", rt5514_is_sys_clk_from_pll }, + { "adc stereo1 filter", NULL, "ASRC AD1", rt5514_i2s_use_asrc }, { "Stereo2 DMIC Mux", "DMIC1", "DMIC1" }, { "Stereo2 DMIC Mux", "DMIC2", "DMIC2" }, @@ -654,6 +669,7 @@ static const struct snd_soc_dapm_route rt5514_dapm_routes[] = { { "Stereo2 ADC MIX", NULL, "Stereo2 ADC MIXR" }, { "Stereo2 ADC MIX", NULL, "adc stereo2 filter" }, { "adc stereo2 filter", NULL, "PLL1", rt5514_is_sys_clk_from_pll }, + { "adc stereo2 filter", NULL, "ASRC AD2", rt5514_i2s_use_asrc }, { "AIF1TX", NULL, "Stereo1 ADC MIX"}, { "AIF1TX", NULL, "Stereo2 ADC MIX"}, @@ -706,6 +722,9 @@ static int rt5514_hw_params(struct snd_pcm_substream *substream, regmap_update_bits(rt5514->regmap, RT5514_I2S_CTRL1, RT5514_I2S_DL_MASK, val_len); + regmap_update_bits(rt5514->regmap, RT5514_CLK_CTRL1, + RT5514_CLK_AD_ANA1_SEL_MASK, + (pre_div + 1) << RT5514_CLK_AD_ANA1_SEL_SFT); regmap_update_bits(rt5514->regmap, RT5514_CLK_CTRL2, RT5514_CLK_SYS_DIV_OUT_MASK | RT5514_SEL_ADC_OSR_MASK, pre_div << RT5514_CLK_SYS_DIV_OUT_SFT | diff --git a/sound/soc/codecs/rt5514.h b/sound/soc/codecs/rt5514.h index 75024a4..2dc40e6 100644 --- a/sound/soc/codecs/rt5514.h +++ b/sound/soc/codecs/rt5514.h @@ -37,6 +37,7 @@ #define RT5514_PLL3_CALIB_CTRL5 0x2124 #define RT5514_DELAY_BUF_CTRL1 0x2140 #define RT5514_DELAY_BUF_CTRL3 0x2148 +#define RT5514_ASRC_IN_CTRL1 0x2180 #define RT5514_DOWNFILTER0_CTRL1 0x2190 #define RT5514_DOWNFILTER0_CTRL2 0x2194 #define RT5514_DOWNFILTER0_CTRL3 0x2198 @@ -197,8 +198,14 @@ #define RT5514_CLK_AD0_EN_BIT 23 #define RT5514_CLK_DMIC_OUT_SEL_MASK (0x7 << 8) #define RT5514_CLK_DMIC_OUT_SEL_SFT 8 +#define RT5514_CLK_AD_ANA1_SEL_MASK (0xf << 0) +#define RT5514_CLK_AD_ANA1_SEL_SFT 0 /* RT5514_CLK_CTRL2 (0x2108) */ +#define RT5514_CLK_AD1_ASRC_EN (0x1 << 17) +#define RT5514_CLK_AD1_ASRC_EN_BIT 17 +#define RT5514_CLK_AD0_ASRC_EN (0x1 << 16) +#define RT5514_CLK_AD0_ASRC_EN_BIT 16 #define RT5514_CLK_SYS_DIV_OUT_MASK (0x7 << 8) #define RT5514_CLK_SYS_DIV_OUT_SFT 8 #define RT5514_SEL_ADC_OSR_MASK (0x7 << 4)