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 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 3550AC433EF for ; Sun, 24 Oct 2021 09:19:39 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 17EA660F9C for ; Sun, 24 Oct 2021 09:19:39 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231151AbhJXJV6 (ORCPT ); Sun, 24 Oct 2021 05:21:58 -0400 Received: from ip-16.mailobj.net ([213.182.54.16]:34006 "EHLO msg-6.mailo.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229463AbhJXJV5 (ORCPT ); Sun, 24 Oct 2021 05:21:57 -0400 X-Greylist: delayed 1212 seconds by postgrey-1.27 at vger.kernel.org; Sun, 24 Oct 2021 05:21:56 EDT DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=mailoo.org; s=mailo; t=1635065952; bh=RCjUkYSOBTufvcH0St7d5HLKiAc0Qjgx0NrurafTU/M=; h=X-EA-Auth:From:To:Cc:Subject:Date:Message-Id:X-Mailer:In-Reply-To: References:MIME-Version:Content-Transfer-Encoding; b=HpurRtmpx8k5qXH3uOUmgGqWu7m3E3Cq6eytcb0A+UZWFcxyopidxy82R5pQFJPjt +8iTTJzKZCxza8J6931bsoOgZ2gVjAKv8d1fpQdmlwyL0Mv8U2dz1tDLRN8CVjUgQv dMrEJ7devCSd08qJXRbYY98eLHfdEtjg9+zuLhBY= Received: by b-2.in.mailobj.net [192.168.90.12] with ESMTP via proxy.mailoo.org [213.182.55.207] Sun, 24 Oct 2021 10:59:12 +0200 (CEST) X-EA-Auth: mlm6BBRsf4vU4Lnwuapyvw1aw8ZLxZ3ofzUyhG4kMGIdtbiYSfsZl1/aVQTPta1zWQnOD25CZWOsUTQuvCqk9WBhmHksIv8AVkUfEmri+oc= From: Vincent Knecht To: stephan@gerhold.net, lgirdwood@gmail.com, broonie@kernel.org, robh+dt@kernel.org, perex@perex.cz, tiwai@suse.com Cc: alsa-devel@alsa-project.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, ~postmarketos/upstreaming@lists.sr.ht, Vincent Knecht Subject: [PATCH v1 4/4] ASoC: codecs: tfa989x: Add support for tfa9897 optional rcv-gpios Date: Sun, 24 Oct 2021 10:58:40 +0200 Message-Id: <20211024085840.1536438-5-vincent.knecht@mailoo.org> X-Mailer: git-send-email 2.31.1 In-Reply-To: <20211024085840.1536438-1-vincent.knecht@mailoo.org> References: <20211024085840.1536438-1-vincent.knecht@mailoo.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Some OEM use a GPIO in addition to the tfa9897 RCV bit to switch between loudspeaker and earpiece/receiver mode. Add support for the GPIO switching by specifying rcv-gpios in DT. Signed-off-by: Vincent Knecht --- sound/soc/codecs/tfa989x.c | 20 +++++++++++++++++++- 1 file changed, 19 insertions(+), 1 deletion(-) diff --git a/sound/soc/codecs/tfa989x.c b/sound/soc/codecs/tfa989x.c index ada516acefc0..c96e941da1a9 100644 --- a/sound/soc/codecs/tfa989x.c +++ b/sound/soc/codecs/tfa989x.c @@ -7,6 +7,7 @@ * Copyright (C) 2013 Sony Mobile Communications Inc. */ +#include #include #include #include @@ -56,6 +57,7 @@ struct tfa989x_rev { struct tfa989x { const struct tfa989x_rev *rev; struct regulator *vddd_supply; + struct gpio_desc *rcv_gpiod; }; static bool tfa989x_writeable_reg(struct device *dev, unsigned int reg) @@ -103,10 +105,20 @@ static const struct snd_soc_dapm_route tfa989x_dapm_routes[] = { {"Amp Input", "Right", "AIFINR"}, }; +static int tfa989x_put_mode(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) +{ + struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol); + struct tfa989x *tfa989x = snd_soc_component_get_drvdata(component); + + gpiod_set_value_cansleep(tfa989x->rcv_gpiod, ucontrol->value.enumerated.item[0]); + + return snd_soc_put_enum_double(kcontrol, ucontrol); +} + static const char * const mode_text[] = { "Speaker", "Receiver" }; static SOC_ENUM_SINGLE_DECL(mode_enum, TFA989X_I2SREG, TFA989X_I2SREG_RCV, mode_text); static const struct snd_kcontrol_new tfa989x_mode_controls[] = { - SOC_ENUM("Mode", mode_enum), + SOC_ENUM_EXT("Mode", mode_enum, snd_soc_get_enum_double, tfa989x_put_mode), }; static int tfa989x_probe(struct snd_soc_component *component) @@ -305,6 +317,12 @@ static int tfa989x_i2c_probe(struct i2c_client *i2c) return dev_err_probe(dev, PTR_ERR(tfa989x->vddd_supply), "Failed to get vddd regulator\n"); + if (tfa989x->rev->rev == TFA9897_REVISION) { + tfa989x->rcv_gpiod = devm_gpiod_get_optional(dev, "rcv", GPIOD_OUT_LOW); + if (IS_ERR(tfa989x->rcv_gpiod)) + return PTR_ERR(tfa989x->rcv_gpiod); + } + regmap = devm_regmap_init_i2c(i2c, &tfa989x_regmap); if (IS_ERR(regmap)) return PTR_ERR(regmap); -- 2.31.1