From patchwork Wed May 4 15:38:11 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Markuss Broks X-Patchwork-Id: 569441 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 0A28DC4321E for ; Wed, 4 May 2022 15:38:38 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1352573AbiEDPmM (ORCPT ); Wed, 4 May 2022 11:42:12 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:36542 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1352431AbiEDPmK (ORCPT ); Wed, 4 May 2022 11:42:10 -0400 Received: from mail-wm1-x32a.google.com (mail-wm1-x32a.google.com [IPv6:2a00:1450:4864:20::32a]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 77760165BB; Wed, 4 May 2022 08:38:34 -0700 (PDT) Received: by mail-wm1-x32a.google.com with SMTP id q20so1097116wmq.1; Wed, 04 May 2022 08:38:34 -0700 (PDT) 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=CGfHsjidANyyHV7qeZ5govjIF6ESMs4sMWxP9NbcJlA=; b=HKTlhRQHU8wuB7Yd31wODGwwRr40WNkmFOUi8rsW6a8U0AAakmd/S8xFQCyz9ygkUq KkbnO3jCpSaaRv9Cu18gBVEYgWedbtQIQ7v1QZzQGuem2lXTH4pVkFSZ8ahpG4gb8Yfe Owfjb/312vx0W+x6paggOO9TZSNp+AsCeZAPybwqxItFZ26jUv0nBmX5jgh1lR3B8Dx4 9ZhrgldNc1u5aC2kqKViBqEhO0M1dij+sKZGyYAviJF3LCi6h1y/5MMHTnJIcJWE9QWE Ouvdhmn2ZGLH46qpy5POC5U0eZrN8FnHYvns7eKamBnzL/u+7NlTEPqxhMFs0LQw1Bn9 GFrQ== 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=CGfHsjidANyyHV7qeZ5govjIF6ESMs4sMWxP9NbcJlA=; b=WPgaZNgsdEG5l3PZVQS/3V/XwMy09Vz3/f7tcmY2dquTfghzV0+kivFpDyZW7bo10h O9Yg2MwuzM1v/Jf0twwVOW3QwkQJiHLM/6R0+QU9IKdaLxB9baXSjSe7HVGJXvbX7LXx LZBErjZ/Ag8sH87DHkGiq3oz5INvzZ7Ja6q2D05P5EyhPBvUd0LU3brROlNwwUB9/8F+ u7r6OTRMDi0G2pigyX6fguuXqSCy2lRU7cPDjxcGATA/L97iWe67mfan5urTnu41HWMp 40tD/3Nkxq3XTgOIkOfYHwOKhrZ5IDar6Srddl3JkBzs+N6Z+ZfQnAY6JBsOf9Oz+ocM z24w== X-Gm-Message-State: AOAM533BjOB2IGAkuez0/R3xd/RXDI6tNvAaEKg3LS2YGL/u0Rc31WkA 19AHX+UUC9kQ5atihfFazN4= X-Google-Smtp-Source: ABdhPJzh6RAR1drthFT0i0kt4pF+YyMWOWIHuCbuIALa+gZThkRIq2l8IX27Il5BYGhR0GytSkfC7w== X-Received: by 2002:a1c:2706:0:b0:391:822c:83da with SMTP id n6-20020a1c2706000000b00391822c83damr46858wmn.100.1651678713085; Wed, 04 May 2022 08:38:33 -0700 (PDT) Received: from nergzd-desktop.localdomain ([194.39.226.133]) by smtp.gmail.com with ESMTPSA id e18-20020adf9bd2000000b0020c5253d8besm11792725wrc.10.2022.05.04.08.38.32 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 04 May 2022 08:38:32 -0700 (PDT) From: Markuss Broks To: pavel@ucw.cz Cc: Markuss Broks , Andy Shevchenko , Rob Herring , Krzysztof Kozlowski , Linus Walleij , Christophe JAILLET , Lad Prabhakar , linux-leds@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH RESEND v6 (corrected v2) 2/2] leds: ktd2692: Make aux-gpios optional Date: Wed, 4 May 2022 18:38:11 +0300 Message-Id: <20220504153814.11108-3-markuss.broks@gmail.com> X-Mailer: git-send-email 2.35.1 In-Reply-To: <20220504153814.11108-1-markuss.broks@gmail.com> References: <20220504153814.11108-1-markuss.broks@gmail.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-leds@vger.kernel.org Make the AUX pin optional, since it isn't a core part of functionality, and the device is designed to be operational with only one CTRL pin. Also pick up maintenance for the LED driver and the yaml bindings. Reviewed-by: Andy Shevchenko Signed-off-by: Markuss Broks --- MAINTAINERS | 6 ++++++ drivers/leds/flash/leds-ktd2692.c | 6 +++--- 2 files changed, 9 insertions(+), 3 deletions(-) diff --git a/MAINTAINERS b/MAINTAINERS index 2db49ea7ae55..8ef5667a1d98 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -10479,6 +10479,12 @@ S: Maintained F: Documentation/devicetree/bindings/leds/backlight/kinetic,ktd253.yaml F: drivers/video/backlight/ktd253-backlight.c +KTD2692 FLASH LED DRIVER +M: Markuss Broks +S: Maintained +F: Documentation/devicetree/bindings/leds/backlight/kinetic,ktd2692.yaml +F: drivers/leds/flash/leds-ktd2692.yaml + KTEST M: Steven Rostedt M: John Hawley diff --git a/drivers/leds/flash/leds-ktd2692.c b/drivers/leds/flash/leds-ktd2692.c index f341da1503a4..01ceea83af67 100644 --- a/drivers/leds/flash/leds-ktd2692.c +++ b/drivers/leds/flash/leds-ktd2692.c @@ -284,9 +284,9 @@ static int ktd2692_parse_dt(struct ktd2692_context *led, struct device *dev, return ret; } - led->aux_gpio = devm_gpiod_get(dev, "aux", GPIOD_ASIS); - ret = PTR_ERR_OR_ZERO(led->aux_gpio); - if (ret) { + led->aux_gpio = devm_gpiod_get_optional(dev, "aux", GPIOD_ASIS); + if (IS_ERR(led->aux_gpio)) { + ret = PTR_ERR(led->aux_gpio); dev_err(dev, "cannot get aux-gpios %d\n", ret); return ret; }