From mboxrd@z Thu Jan 1 00:00:00 1970 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="m755KT2u" Received: from mail-ot1-x335.google.com (mail-ot1-x335.google.com [IPv6:2607:f8b0:4864:20::335]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id E06BB1A3 for ; Wed, 15 Nov 2023 16:17:49 -0800 (PST) Received: by mail-ot1-x335.google.com with SMTP id 46e09a7af769-6cd0a8bc6dcso129767a34.2 for ; Wed, 15 Nov 2023 16:17:49 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1700093869; x=1700698669; darn=vger.kernel.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=5axKZ3rBh2546l575rzKo4AVUrOHl6dJO+NCLZTqdmQ=; b=m755KT2uv68pE5ecw6tzIbSXk6gnVrO3V1pHlwl3+DZ+zzOxNZd5UBfQ9r9lx70FNA cQIDuSFhJZJwVkkTtE35e2nFfOjj8/c/94cpSAZa3MrmDrv92GkqlezYjn2yyTJZ7Q1h wotgzevuUkMeqDfMEdofL/jrAF6KJ7i/Y5gk6EDoMQRW90xb23PpyGsQi3aeD0rbtqAZ E2xQa/Z/IpIOT351XXks7yUm9eYoaB9xliK/NFDvb+GM0Ld/EXZ3hPjfqcCUPO4NACVO Lznb8+CQMk9jPLIjeJhQgsGvajtunPUv6MF+Csup7cXCq0wcBrmis6PhZWI86PECRfwY QDfQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1700093869; x=1700698669; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=5axKZ3rBh2546l575rzKo4AVUrOHl6dJO+NCLZTqdmQ=; b=Yb/rAjmvedjJthvZKwHOQzU9e8e3AefWtSXzSmKULQvCLKhcEHDg3sXk4Jy0YQV2eJ Asvd+h4oe+18Ix/boCyAqMKk9vZkm1tbTEqHVngO3uJo4fZtUjWA47uFAEzFmOmj729E 9Of2y3gEUpXdXr1N5fJf9gLC1lBrU4PebnyI4PpCQbkkEpaGb9JdGaVstBQE9W5l2mEc kYFBnBIUOjHE2ZOe1Q8QPnROmrys2pbn26vSVZhfF8goefbWyuGYD6QpVMzrg6OYQ2gJ W7ACL4pCANZm972rBpecvU9WqXrxKqBvAzH+AEKt1ftGhLk+nY3GXtcE1QR8yO3Axivk U8ag== X-Gm-Message-State: AOJu0YzMMQgpGpmkTH+faR/etYRJprUV7DyeZZS7WDywS6rhEstBfeUJ z+2bk3H9mdCbfUjvZouCnwI= X-Google-Smtp-Source: AGHT+IFDBddG1lVi868AvwqXMsbhb/xjnNXZ9npqgsEGmKHtLPeO2U8aBbM2Pm0KhfnvhakZQEzH6g== X-Received: by 2002:a05:6870:b155:b0:1ef:62fc:d51c with SMTP id a21-20020a056870b15500b001ef62fcd51cmr16441458oal.51.1700093869189; Wed, 15 Nov 2023 16:17:49 -0800 (PST) Received: from localhost.localdomain ([75.28.21.198]) by smtp.gmail.com with ESMTPSA id j18-20020a9d7d92000000b006c619f17669sm727117otn.74.2023.11.15.16.17.48 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 15 Nov 2023 16:17:48 -0800 (PST) From: Chris Morgan To: linux-rockchip@lists.infradead.org Cc: dri-devel@lists.freedesktop.org, devicetree@vger.kernel.org, sebastian.reichel@collabora.com, daniel@ffwll.ch, airlied@gmail.com, sam@ravnborg.org, neil.armstrong@linaro.org, heiko@sntech.de, conor+dt@kernel.org, krzysztof.kozlowski+dt@linaro.org, robh+dt@kernel.org, Chris Morgan Subject: [PATCH V3 2/6] drm/panel: nv3051d: Hold panel in reset for unprepare Date: Wed, 15 Nov 2023 18:17:38 -0600 Message-Id: <20231116001742.2340646-3-macroalpha82@gmail.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20231116001742.2340646-1-macroalpha82@gmail.com> References: <20231116001742.2340646-1-macroalpha82@gmail.com> Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit From: Chris Morgan Improve the panel's ability to restore from suspend by holding the panel in suspend after unprepare. Fixes: b1d39f0f4264 ("drm/panel: Add NewVision NV3051D MIPI-DSI LCD panel") Signed-off-by: Chris Morgan --- drivers/gpu/drm/panel/panel-newvision-nv3051d.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/gpu/drm/panel/panel-newvision-nv3051d.c b/drivers/gpu/drm/panel/panel-newvision-nv3051d.c index 79de6c886292..c44c6945662f 100644 --- a/drivers/gpu/drm/panel/panel-newvision-nv3051d.c +++ b/drivers/gpu/drm/panel/panel-newvision-nv3051d.c @@ -261,6 +261,8 @@ static int panel_nv3051d_unprepare(struct drm_panel *panel) usleep_range(10000, 15000); + gpiod_set_value_cansleep(ctx->reset_gpio, 1); + regulator_disable(ctx->vdd); return 0; -- 2.34.1