From patchwork Thu Feb 15 12:31:44 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Tony Lindgren X-Patchwork-Id: 13558323 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 gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (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 3F639C4829E for ; Thu, 15 Feb 2024 12:34:13 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 41E3A10E0CA; Thu, 15 Feb 2024 12:34:12 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=fail reason="signature verification failed" (2048-bit key; unprotected) header.d=atomide.com header.i=@atomide.com header.b="Xv91tIN7"; dkim-atps=neutral Received: from mail5.25mail.st (mail5.25mail.st [74.50.62.9]) by gabe.freedesktop.org (Postfix) with ESMTPS id 7A6B710E5D9 for ; Thu, 15 Feb 2024 12:34:10 +0000 (UTC) Received: from localhost (91-158-86-216.elisa-laajakaista.fi [91.158.86.216]) by mail5.25mail.st (Postfix) with ESMTPSA id B73C3603EE; Thu, 15 Feb 2024 12:33:26 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=atomide.com; s=25mailst; t=1708000450; bh=G85rRguQVGw4VsvfyNlOTWdpswFgEb4PNW04mzqncbc=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=Xv91tIN74pULUUJzMp6vNv2kuL3ZpOV9gsxFDekONoOZR5IVEuIjJjmWzVcdVjXRb G1lge3fdZZiyaGOM9C4eVTDhyTqBkP0q3U5P90CPhq+dkG75MktcD1RYc/SjIakFxa qHxbnEdQab63EU7EWoob4g0tLZVx8WFbIuWFmWOjT83ycha5q68hRISfOJH2KZ4vGJ qe1qePfKqHTnreY3x690/IysetHaQ8/NeYL/xqu23Sx9ETHpN2R2jydvm5HGoOCw9z aEE5G0p1zy55O706WfskPFY0om/EtWjZjMzFejxHc1XhDHGXmlWwQg8oiK1l/JfCuP qeGLre+U/l5rw== From: Tony Lindgren To: Andrzej Hajda , Neil Armstrong , Robert Foss , Laurent Pinchart , Jonas Karlman , Jernej Skrabec , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , David Airlie , Daniel Vetter , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Simha BN , Sam Ravnborg Cc: Michael Walle , Dmitry Baryshkov , Krzysztof Kozlowski , dri-devel@lists.freedesktop.org, devicetree@vger.kernel.org Subject: [PATCH v4 01/10] dt-bindings: display: bridge: tc358775: make stby gpio optional Date: Thu, 15 Feb 2024 14:31:44 +0200 Message-ID: <20240215123222.42609-2-tony@atomide.com> X-Mailer: git-send-email 2.43.1 In-Reply-To: <20240215123222.42609-1-tony@atomide.com> References: <20240215123222.42609-1-tony@atomide.com> MIME-Version: 1.0 X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" From: Michael Walle For a normal operation, the stby GPIO is not needed. The reset pin is required because once the PPI (PHY protocol interface) is started, it can only be stopped by asserting the reset pin. Signed-off-by: Michael Walle Acked-by: Krzysztof Kozlowski [tony@atomide.com: dropped regulator related changes] Signed-off-by: Tony Lindgren --- .../devicetree/bindings/display/bridge/toshiba,tc358775.yaml | 1 - 1 file changed, 1 deletion(-) diff --git a/Documentation/devicetree/bindings/display/bridge/toshiba,tc358775.yaml b/Documentation/devicetree/bindings/display/bridge/toshiba,tc358775.yaml --- a/Documentation/devicetree/bindings/display/bridge/toshiba,tc358775.yaml +++ b/Documentation/devicetree/bindings/display/bridge/toshiba,tc358775.yaml @@ -70,7 +70,6 @@ required: - reg - vdd-supply - vddio-supply - - stby-gpios - reset-gpios - ports