From patchwork Thu May 12 19:13:51 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Dylan Laduranty X-Patchwork-Id: 12848051 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org 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 smtp.lore.kernel.org (Postfix) with ESMTPS id E5420C433F5 for ; Thu, 12 May 2022 19:15:34 +0000 (UTC) Received: from alsa1.perex.cz (alsa1.perex.cz [207.180.221.201]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by alsa0.perex.cz (Postfix) with ESMTPS id 41F791A28; Thu, 12 May 2022 21:14:42 +0200 (CEST) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa0.perex.cz 41F791A28 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=alsa-project.org; s=default; t=1652382932; bh=DdhhLOFPZig1VU2iZKKY292fvAuM6yP8UHuXeREmE70=; h=From:To:Subject:Date:Cc:List-Id:List-Unsubscribe:List-Archive: List-Post:List-Help:List-Subscribe:From; b=QvbyIH8EKEz82e4dYR7aGI9c9EUGKF+dtlM8+nV+76wrOh8xG3FuwzrQjh0DRn5AX 7ox35SUUiaaZ153GmB8mvFIgDgL/YS8Lc8jmcJJlwvgslSkcRVm7sK/Y1sxICJfCTN I+c8D2cUWFh6/ikmlRCU+pqzFuaWOn7cVP5gcg6w= Received: from alsa1.perex.cz (localhost.localdomain [127.0.0.1]) by alsa1.perex.cz (Postfix) with ESMTP id BE943F80154; Thu, 12 May 2022 21:14:41 +0200 (CEST) Received: by alsa1.perex.cz (Postfix, from userid 50401) id 56BF9F80245; Thu, 12 May 2022 21:14:38 +0200 (CEST) Received: from 11.mo561.mail-out.ovh.net (11.mo561.mail-out.ovh.net [87.98.184.158]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by alsa1.perex.cz (Postfix) with ESMTPS id 1EEFFF8011C for ; Thu, 12 May 2022 21:14:29 +0200 (CEST) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa1.perex.cz 1EEFFF8011C Received: from player691.ha.ovh.net (unknown [10.109.138.174]) by mo561.mail-out.ovh.net (Postfix) with ESMTP id 34F19244D3 for ; Thu, 12 May 2022 19:14:29 +0000 (UTC) Received: from mesotic.com (82-65-23-224.subs.proxad.net [82.65.23.224]) (Authenticated sender: dylan.laduranty@mesotic.com) by player691.ha.ovh.net (Postfix) with ESMTPSA id A18D62A832EF5; Thu, 12 May 2022 19:14:26 +0000 (UTC) Authentication-Results: garm.ovh; auth=pass (GARM-104R005e3ab9ef5-d3e5-4fca-9458-7b69d4340694, 22B69E6227CD80ADC50F3962316E1959FFA6139C) smtp.auth=dylan.laduranty@mesotic.com X-OVh-ClientIp: 82.65.23.224 From: Dylan Laduranty To: alsa-devel@alsa-project.org Subject: [PATCH 1/2 v2] ASoC: ADAU7118: add bindings for managing pins drive strength Date: Thu, 12 May 2022 21:13:51 +0200 Message-Id: <20220512191352.15602-1-dylan.laduranty@mesotic.com> X-Mailer: git-send-email 2.17.1 X-Ovh-Tracer-Id: 6670956952226483404 X-VR-SPAMSTATE: OK X-VR-SPAMSCORE: 0 X-VR-SPAMCAUSE: gggruggvucftvghtrhhoucdtuddrgedvfedrgeejgddufedvucetufdoteggodetrfdotffvucfrrhhofhhilhgvmecuqfggjfdpvefjgfevmfevgfenuceurghilhhouhhtmecuhedttdenucenucfjughrpefhvfevufffkffosedttdertdertddtnecuhfhrohhmpeffhihlrghnucfnrgguuhhrrghnthihuceougihlhgrnhdrlhgrughurhgrnhhthiesmhgvshhothhitgdrtghomheqnecuggftrfgrthhtvghrnheptedvhfffvddtjedtheevhfdvteevfeelkefgvdekfeetfefftdfggfefjeeltedunecukfhppedtrddtrddtrddtpdekvddrieehrddvfedrvddvgeenucevlhhushhtvghrufhiiigvpedtnecurfgrrhgrmhepmhhouggvpehsmhhtphhouhhtpdhhvghlohepphhlrgihvghrieeluddrhhgrrdhovhhhrdhnvghtpdhinhgvtheptddrtddrtddrtddpmhgrihhlfhhrohhmpeguhihlrghnrdhlrgguuhhrrghnthihsehmvghsohhtihgtrdgtohhmpdhnsggprhgtphhtthhopedupdhrtghpthhtoheprghlshgrqdguvghvvghlsegrlhhsrgdqphhrohhjvggtthdrohhrgh Cc: Dylan Laduranty , nuno.sa@analog.com 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" This allows users to change SDATA and both PDM clocks pins drive strength during device probing according to their need. Signed-off-by: Dylan Laduranty Reviewed-by: Nuno Sá --- Changes since v1: split new bindings and documentation into separate patches sound/soc/codecs/adau7118.c | 62 ++++++++++++++++++++++++++++++++++--- 1 file changed, 58 insertions(+), 4 deletions(-) diff --git a/sound/soc/codecs/adau7118.c b/sound/soc/codecs/adau7118.c index 841229dcbca1..18c1f246f911 100644 --- a/sound/soc/codecs/adau7118.c +++ b/sound/soc/codecs/adau7118.c @@ -29,6 +29,12 @@ FIELD_PREP(ADAU7118_LRCLK_BCLK_POL_MASK, x) #define ADAU7118_SPT_SLOT_MASK GENMASK(7, 4) #define ADAU7118_SPT_SLOT(x) FIELD_PREP(ADAU7118_SPT_SLOT_MASK, x) +#define ADAU7118_DS_PDM_CLK0_MASK GENMASK(1, 0) +#define ADAU7118_DS_PDM_CLK0(x) FIELD_PREP(ADAU7118_DS_PDM_CLK0_MASK, x) +#define ADAU7118_DS_PDM_CLK1_MASK GENMASK(3, 2) +#define ADAU7118_DS_PDM_CLK1(x) FIELD_PREP(ADAU7118_DS_PDM_CLK1_MASK, x) +#define ADAU7118_DS_SDATA_MASK GENMASK(5, 4) +#define ADAU7118_DS_SDATA(x) FIELD_PREP(ADAU7118_DS_SDATA_MASK, x) #define ADAU7118_FULL_SOFT_R_MASK BIT(1) #define ADAU7118_FULL_SOFT_R(x) FIELD_PREP(ADAU7118_FULL_SOFT_R_MASK, x) @@ -489,7 +495,7 @@ static int adau7118_regulator_setup(struct adau7118_data *st) static int adau7118_parset_dt(const struct adau7118_data *st) { int ret; - u32 dec_ratio = 0; + u32 val32 = 0; /* 4 inputs */ u32 clk_map[4], regval; @@ -497,9 +503,9 @@ static int adau7118_parset_dt(const struct adau7118_data *st) return 0; ret = device_property_read_u32(st->dev, "adi,decimation-ratio", - &dec_ratio); + &val32); if (!ret) { - switch (dec_ratio) { + switch (val32) { case 64: regval = ADAU7118_DEC_RATIO(0); break; @@ -510,7 +516,7 @@ static int adau7118_parset_dt(const struct adau7118_data *st) regval = ADAU7118_DEC_RATIO(2); break; default: - dev_err(st->dev, "Invalid dec ratio: %u", dec_ratio); + dev_err(st->dev, "Invalid dec ratio: %u", val32); return -EINVAL; } @@ -537,6 +543,54 @@ static int adau7118_parset_dt(const struct adau7118_data *st) return ret; } + ret = device_property_read_u32(st->dev, "adi,pdm-clk0-ds", + &val32); + if (!ret) { + if (val32 > 3) { + dev_err(st->dev, "Invalid pdm-clk0-ds: %u", val32); + return -EINVAL; + } + + ret = regmap_update_bits(st->map, + ADAU7118_REG_DRIVE_STRENGTH, + ADAU7118_DS_PDM_CLK0_MASK, + ADAU7118_DS_PDM_CLK0(val32)); + if (ret) + return ret; + } + + ret = device_property_read_u32(st->dev, "adi,pdm-clk1-ds", + &val32); + if (!ret) { + if (val32 > 3) { + dev_err(st->dev, "Invalid pdm-clk1-ds: %u", val32); + return -EINVAL; + } + + ret = regmap_update_bits(st->map, + ADAU7118_REG_DRIVE_STRENGTH, + ADAU7118_DS_PDM_CLK1_MASK, + ADAU7118_DS_PDM_CLK1(val32)); + if (ret) + return ret; + } + + ret = device_property_read_u32(st->dev, "adi,sdata-ds", + &val32); + if (!ret) { + if (val32 > 3) { + dev_err(st->dev, "Invalid sdata-ds: %u", val32); + return -EINVAL; + } + + ret = regmap_update_bits(st->map, + ADAU7118_REG_DRIVE_STRENGTH, + ADAU7118_DS_SDATA_MASK, + ADAU7118_DS_SDATA(val32)); + if (ret) + return ret; + } + return 0; }