From patchwork Wed Dec 29 11:44:57 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Fabio Estevam X-Patchwork-Id: 528814 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 A8D96C433EF for ; Wed, 29 Dec 2021 11:47:26 +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 7FDAA1765; Wed, 29 Dec 2021 12:46:34 +0100 (CET) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa0.perex.cz 7FDAA1765 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=alsa-project.org; s=default; t=1640778444; bh=D+VOmzJw+4IVUx2BVHJKl/iLlia+5SOU7L7MbTspZ9Y=; h=From:To:Subject:Date:In-Reply-To:References:Cc:List-Id: List-Unsubscribe:List-Archive:List-Post:List-Help:List-Subscribe: From; b=rSLvHdw62PwArFf2FNTmMMIm9H0hqO4aJ7j6TGqy/uS08frifFEpz3/4U5pxhQuyn xQgz0YRh8zdnVJdV4/TWFhNK02XoNkJ5M0VCLObGK+0q3d/Lh4IAPTUWmxD88nxrp7 Diy2+XIi9cZtSfhgHdmKTaa3RH+uKVQe+X1rwbMw= Received: from alsa1.perex.cz (localhost.localdomain [127.0.0.1]) by alsa1.perex.cz (Postfix) with ESMTP id 9996BF80246; Wed, 29 Dec 2021 12:45:46 +0100 (CET) Received: by alsa1.perex.cz (Postfix, from userid 50401) id 1E22EF80248; Wed, 29 Dec 2021 12:45:44 +0100 (CET) Received: from mail-qv1-xf32.google.com (mail-qv1-xf32.google.com [IPv6:2607:f8b0:4864:20::f32]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by alsa1.perex.cz (Postfix) with ESMTPS id 4263FF801EC for ; Wed, 29 Dec 2021 12:45:34 +0100 (CET) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa1.perex.cz 4263FF801EC Authentication-Results: alsa1.perex.cz; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="gChk0OqJ" Received: by mail-qv1-xf32.google.com with SMTP id kc16so19005499qvb.3 for ; Wed, 29 Dec 2021 03:45:34 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=AJA9uCUXVXnOgOewB0X1cMRPQwNxuz9DMojdOZD+C78=; b=gChk0OqJwq3L9/j24PqGARaC67qJebktVLVMRBr2cRMQybPJKmsJFvyV1XlylrPZCm xaPPZdOYultZkAqpuaIBGQe44K4uesrpxACYkOVxh4k42393XenSV4vlYemLReC4VeUm vWM6kCPOLh7Q59Tgc0iM+Thro+LWAQnQxVyWk+ts5YlEEGuOollm3EH7X0rPIFgYLn8l gtW+HAkDco9P6xoK/kOYckSjJRU4nmO07G5cWxaGlzyzIiyoWSs+f8eEzAkjw+CwchYi XxECi81i7fcnTZ9T6WJTsQE2G4rla1oBmS6a0nWvOAg+4jPDPuNNYkMwHnWBuVtyxykB WHqA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=AJA9uCUXVXnOgOewB0X1cMRPQwNxuz9DMojdOZD+C78=; b=6tGQVXHpRdeFhlLwuRV95tI4vFkNRmMw83cl1oLu0Cj35wm0cP2qEv7RdtgzB8yGvW 1wH91gi9yBh0NLwrhapS9F3KHC3pp0V1U4z6RCde8wzLERn0cb7OvDGbdXWmXqWQC6R5 cQqrW9lInr4anpSTZ0QT7iISTy73e1fHbhIaeeRa7bNx187JW8wOv02CyskvuvEn11QA yHbtr2IXrNk6wpYNKa/Hs/MVW9Llt9Ln+MW16p7p5KnmGRYfAmu5cKGm54gUvBkW3woG OQgAe8/mtd7lE9hTvcpHQgur2d+4Bdf2gfaKAD40qyp1gkZ56S6H6Ec3sJFdAQ5Zs0oF fC8Q== X-Gm-Message-State: AOAM532v4WM5nramfeM8fKiofegHdZGJt4C/7REHdJpJ2ChXK7I8dzQ1 P7qxgRITLLmwPxsdxN5gFkQ= X-Google-Smtp-Source: ABdhPJwraN8OZtkPAMF0oXH3c22r01052ORrXFqcdRZtkvwUfmP+WGCsP9FGUGxMTtyUfPWLGS2I9A== X-Received: by 2002:a05:6214:76a:: with SMTP id f10mr23178921qvz.8.1640778332253; Wed, 29 Dec 2021 03:45:32 -0800 (PST) Received: from localhost.localdomain ([2804:14c:485:504a:4bbe:5997:2c6c:1a08]) by smtp.gmail.com with ESMTPSA id g14sm18085936qko.55.2021.12.29.03.45.30 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 29 Dec 2021 03:45:31 -0800 (PST) From: Fabio Estevam To: broonie@kernel.org Subject: [PATCH v2 3/3] ASoC: cs4265: Add a remove() function Date: Wed, 29 Dec 2021 08:44:57 -0300 Message-Id: <20211229114457.4101989-3-festevam@gmail.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20211229114457.4101989-1-festevam@gmail.com> References: <20211229114457.4101989-1-festevam@gmail.com> MIME-Version: 1.0 Cc: alsa-devel@alsa-project.org, Fabio Estevam , ckeepax@opensource.cirrus.com, Paul.Handrigan@cirrus.com, james.schulman@cirrus.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" From: Fabio Estevam When the reset_gpio GPIO is used, it is better to put the codec back into reset state when the driver unbinds. Add a remove() function to accomplish that. Suggested-by: Charles Keepax Signed-off-by: Fabio Estevam --- Changes since v1: - Newly introduced patch. sound/soc/codecs/cs4265.c | 11 +++++++++++ 1 file changed, 11 insertions(+) diff --git a/sound/soc/codecs/cs4265.c b/sound/soc/codecs/cs4265.c index 294fa7ac16cb..8fa166e4b2a9 100644 --- a/sound/soc/codecs/cs4265.c +++ b/sound/soc/codecs/cs4265.c @@ -626,6 +626,16 @@ static int cs4265_i2c_probe(struct i2c_client *i2c_client, ARRAY_SIZE(cs4265_dai)); } +static int cs4265_i2c_remove(struct i2c_client *i2c) +{ + struct cs4265_private *cs4265 = i2c_get_clientdata(i2c); + + if (cs4265->reset_gpio) + gpiod_set_value_cansleep(cs4265->reset_gpio, 1); + + return 0; +} + static const struct of_device_id cs4265_of_match[] = { { .compatible = "cirrus,cs4265", }, { } @@ -645,6 +655,7 @@ static struct i2c_driver cs4265_i2c_driver = { }, .id_table = cs4265_id, .probe = cs4265_i2c_probe, + .remove = cs4265_i2c_remove, }; module_i2c_driver(cs4265_i2c_driver);