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[2620:137:e000::1:20]) by mx.google.com with ESMTP id x26-20020a63171a000000b005077dda0477si3800439pgl.802.2023.03.17.16.35.57; Fri, 17 Mar 2023 16:36:10 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; dkim=pass header.i=@kernel.org header.s=k20201202 header.b=L1WGH2VK; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230354AbjCQXYT (ORCPT + 99 others); Fri, 17 Mar 2023 19:24:19 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:60680 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229958AbjCQXYG (ORCPT ); Fri, 17 Mar 2023 19:24:06 -0400 Received: from ams.source.kernel.org (ams.source.kernel.org [145.40.68.75]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 3C68039B97; Fri, 17 Mar 2023 16:24:05 -0700 (PDT) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ams.source.kernel.org (Postfix) with ESMTPS id E3479B82721; Fri, 17 Mar 2023 23:24:03 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 8A925C4339B; Fri, 17 Mar 2023 23:24:02 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1679095442; bh=qSwlGWERs1iLO9M6K70WivJnuxc3M3Ft0dJO8xZoQJg=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=L1WGH2VKJyvt+F7JHvOFIyJ5SvuWReY+S9VwReaHbfTNZLQtXkyfHGqbUQto1YfUx x/kIM3OMLLVTzKOQx6Pg46IoCKgmzKzc2RgPRg2BWbwoJJCFiEJiQBcKUirI0GwPHB drtEdYfkMAea3oC2xqmKIq/XpOpT3KlCAv/SLuJVuU6v07AoKx2oTGip2mEX2128Yg Z89i0BOPSs+O32bGu+mjfAttK8qct9DkfVaCAd0DKN/fhYQgl72uKgW8xtVHaTzxsw fthTxzFDE/ov3bjmfy/S0zmyEAjmBBMVhy8FgbKwZiIMpqHvAIlF0cWK7zWx9i6UxK H/im055T+yKpQ== Received: by mercury (Postfix, from userid 1000) id E186E1062105; Sat, 18 Mar 2023 00:23:57 +0100 (CET) From: Sebastian Reichel To: Sebastian Reichel Cc: Gerald Loacker , Michael Riesch , Thierry Reding , Sam Ravnborg , David Airlie , Daniel Vetter , Rob Herring , Krzysztof Kozlowski , linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, devicetree@vger.kernel.org Subject: [PATCHv1 5/7] drm/panel: sitronix-st7789v: make reset GPIO optional Date: Sat, 18 Mar 2023 00:23:53 +0100 Message-Id: <20230317232355.1554980-6-sre@kernel.org> X-Mailer: git-send-email 2.39.2 In-Reply-To: <20230317232355.1554980-1-sre@kernel.org> References: <20230317232355.1554980-1-sre@kernel.org> MIME-Version: 1.0 X-Spam-Status: No, score=-7.1 required=5.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,RCVD_IN_DNSWL_HI, SPF_HELO_NONE,SPF_PASS autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-getmail-retrieved-from-mailbox: =?utf-8?q?INBOX?= X-GMAIL-THRID: =?utf-8?q?1760659946115907856?= X-GMAIL-MSGID: =?utf-8?q?1760659946115907856?= The reset pin might not be software controllable from the SoC, so make it optional. Signed-off-by: Sebastian Reichel --- drivers/gpu/drm/panel/panel-sitronix-st7789v.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/gpu/drm/panel/panel-sitronix-st7789v.c b/drivers/gpu/drm/panel/panel-sitronix-st7789v.c index f7566551b5e2..1d43b8cc1647 100644 --- a/drivers/gpu/drm/panel/panel-sitronix-st7789v.c +++ b/drivers/gpu/drm/panel/panel-sitronix-st7789v.c @@ -369,7 +369,7 @@ static int st7789v_probe(struct spi_device *spi) if (IS_ERR(ctx->power)) return PTR_ERR(ctx->power); - ctx->reset = devm_gpiod_get(&spi->dev, "reset", GPIOD_OUT_LOW); + ctx->reset = devm_gpiod_get_optional(&spi->dev, "reset", GPIOD_OUT_LOW); if (IS_ERR(ctx->reset)) { dev_err(&spi->dev, "Couldn't get our reset line\n"); return PTR_ERR(ctx->reset);