From patchwork Tue Apr 13 06:06:31 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Shengjiu Wang X-Patchwork-Id: 12199401 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-16.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 52E43C433ED for ; Tue, 13 Apr 2021 06:22:23 +0000 (UTC) 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 mail.kernel.org (Postfix) with ESMTPS id 9D91E61370 for ; Tue, 13 Apr 2021 06:22:21 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 9D91E61370 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=nxp.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=alsa-devel-bounces@alsa-project.org 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 39814165D; Tue, 13 Apr 2021 08:21:29 +0200 (CEST) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa0.perex.cz 39814165D DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=alsa-project.org; s=default; t=1618294939; bh=AGOb9qX6HvZhNeZluB83Ql7Us6ODRy0lWtIst4F9I40=; h=From:To:Subject:Date:List-Id:List-Unsubscribe:List-Archive: List-Post:List-Help:List-Subscribe:From; b=RwLpgiW07EdtB+oJwklp4DcV0o7OrBjpJwmIEWAQBjAbGZwhqgRPbOiJQx8JBwWfM mK0JUpSbbSyGxx+0zeeQ0SFMOUpfwk/FNsjTDqBCwJKqTl1rysmv9O1cA9nhXa0JqF GLTpkFFerNClf6o/TADlibfHP0ZuS38s/S11RZfo= Received: from alsa1.perex.cz (localhost.localdomain [127.0.0.1]) by alsa1.perex.cz (Postfix) with ESMTP id A22C1F8021D; Tue, 13 Apr 2021 08:21:28 +0200 (CEST) Received: by alsa1.perex.cz (Postfix, from userid 50401) id E39BAF8022B; Tue, 13 Apr 2021 08:21:25 +0200 (CEST) Received: from inva020.nxp.com (inva020.nxp.com [92.121.34.13]) (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 84DD1F800FF for ; Tue, 13 Apr 2021 08:21:18 +0200 (CEST) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa1.perex.cz 84DD1F800FF Received: from inva020.nxp.com (localhost [127.0.0.1]) by inva020.eu-rdc02.nxp.com (Postfix) with ESMTP id 8416E1A0E60; Tue, 13 Apr 2021 08:21:16 +0200 (CEST) Received: from invc005.ap-rdc01.nxp.com (invc005.ap-rdc01.nxp.com [165.114.16.14]) by inva020.eu-rdc02.nxp.com (Postfix) with ESMTP id DB6241A0E76; Tue, 13 Apr 2021 08:21:13 +0200 (CEST) Received: from localhost.localdomain (shlinux2.ap.freescale.net [10.192.224.44]) by invc005.ap-rdc01.nxp.com (Postfix) with ESMTP id 4DAD84032D; Tue, 13 Apr 2021 08:21:10 +0200 (CEST) From: Shengjiu Wang To: lgirdwood@gmail.com, broonie@kernel.org, perex@perex.cz, tiwai@suse.com, alsa-devel@alsa-project.org, linux-kernel@vger.kernel.org Subject: [PATCH] ASoC: ak5558: correct reset polarity Date: Tue, 13 Apr 2021 14:06:31 +0800 Message-Id: <1618293991-6611-1-git-send-email-shengjiu.wang@nxp.com> X-Mailer: git-send-email 2.7.4 X-Virus-Scanned: ClamAV using ClamSMTP 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" Reset (aka power off) happens when the reset gpio is made active. Change function name to ak5558_reset to match devicetree property "reset-gpios". Signed-off-by: Shengjiu Wang --- sound/soc/codecs/ak5558.c | 30 ++++++++++-------------------- 1 file changed, 10 insertions(+), 20 deletions(-) diff --git a/sound/soc/codecs/ak5558.c b/sound/soc/codecs/ak5558.c index 8e4dca753f0b..5c3f15827423 100644 --- a/sound/soc/codecs/ak5558.c +++ b/sound/soc/codecs/ak5558.c @@ -318,29 +318,19 @@ static struct snd_soc_dai_driver ak5552_dai = { .ops = &ak5558_dai_ops, }; -static void ak5558_power_off(struct ak5558_priv *ak5558) +static void ak5558_reset(struct ak5558_priv *ak5558, bool active) { - if (!ak5558->reset_gpiod) - return; - - gpiod_set_value_cansleep(ak5558->reset_gpiod, 0); - usleep_range(1000, 2000); -} - -static void ak5558_power_on(struct ak5558_priv *ak5558) -{ - if (!ak5558->reset_gpiod) - return; - - gpiod_set_value_cansleep(ak5558->reset_gpiod, 1); - usleep_range(1000, 2000); + if (ak5558->reset_gpiod) { + gpiod_set_value_cansleep(ak5558->reset_gpiod, active); + usleep_range(1000, 2000); + } } static int ak5558_probe(struct snd_soc_component *component) { struct ak5558_priv *ak5558 = snd_soc_component_get_drvdata(component); - ak5558_power_on(ak5558); + ak5558_reset(ak5558, false); return ak5558_set_mcki(component); } @@ -348,7 +338,7 @@ static void ak5558_remove(struct snd_soc_component *component) { struct ak5558_priv *ak5558 = snd_soc_component_get_drvdata(component); - ak5558_power_off(ak5558); + ak5558_reset(ak5558, true); } static int __maybe_unused ak5558_runtime_suspend(struct device *dev) @@ -356,7 +346,7 @@ static int __maybe_unused ak5558_runtime_suspend(struct device *dev) struct ak5558_priv *ak5558 = dev_get_drvdata(dev); regcache_cache_only(ak5558->regmap, true); - ak5558_power_off(ak5558); + ak5558_reset(ak5558, true); regulator_bulk_disable(ARRAY_SIZE(ak5558->supplies), ak5558->supplies); @@ -375,8 +365,8 @@ static int __maybe_unused ak5558_runtime_resume(struct device *dev) return ret; } - ak5558_power_off(ak5558); - ak5558_power_on(ak5558); + ak5558_reset(ak5558, true); + ak5558_reset(ak5558, false); regcache_cache_only(ak5558->regmap, false); regcache_mark_dirty(ak5558->regmap);