From patchwork Tue Mar 25 13:29:40 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Andy Yan X-Patchwork-Id: 14029032 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 5E3CDC3600D for ; Tue, 25 Mar 2025 13:30:16 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 0222C10E28A; Tue, 25 Mar 2025 13:30:10 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=pass (1024-bit key; unprotected) header.d=163.com header.i=@163.com header.b="K79ks/LL"; dkim-atps=neutral Received: from m16.mail.163.com (m16.mail.163.com [117.135.210.4]) by gabe.freedesktop.org (Postfix) with ESMTP id 89E0110E28A for ; Tue, 25 Mar 2025 13:30:06 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=163.com; s=s110527; h=From:Subject:Date:Message-ID:MIME-Version; bh=b4xUr 2g8P2Yxfewyx9tncEy5+j9/6LhB8iszS/EBG4A=; b=K79ks/LLuSMZu35FzSAPn FUTPmIjAhC6jRxmEHuSHfrsf1OS/CBsVJKZUTidAB3cZKq8PazjI+RmXXcG4zLbO V5+8Zs/jiX54UmyHs0pXbxxTRL7VnbfYHbpJQ0TpOVwGV5oyPplK5HwolREy8ODX vASdnUq9VjMuUXvyqzQnp4= Received: from ProDesk.. (unknown []) by gzsmtp4 (Coremail) with SMTP id PygvCgAnc2bLr+JnWNnrAA--.35530S8; Tue, 25 Mar 2025 21:29:56 +0800 (CST) From: Andy Yan To: heiko@sntech.de Cc: conor+dt@kernel.org, krzk+dt@kernel.org, robh@kernel.org, hjc@rock-chips.com, devicetree@vger.kernel.org, dri-devel@lists.freedesktop.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-rockchip@lists.infradead.org, Andy Yan Subject: [PATCH v2 6/6] Revert "ARM: dts: rockchip: drop grf reference from rk3036 hdmi" Date: Tue, 25 Mar 2025 21:29:40 +0800 Message-ID: <20250325132944.171111-7-andyshrk@163.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20250325132944.171111-1-andyshrk@163.com> References: <20250325132944.171111-1-andyshrk@163.com> MIME-Version: 1.0 X-CM-TRANSID: PygvCgAnc2bLr+JnWNnrAA--.35530S8 X-Coremail-Antispam: 1Uf129KBjvdXoW7Gry5Kr43uFW8Ary3Kw15Arb_yoWkGwcEya 4Ig3W5Ka1FkrWYqry8tw4UCwsFvws5GFZ3Jw1rJr4UGwnYqF4DuFs5GayIyr15Gay2grZ3 WFZ5Xa1Yyw1agjkaLaAFLSUrUUUUjb8apTn2vfkv8UJUUUU8Yxn0WfASr-VFAUDa7-sFnT 9fnUUvcSsGvfC2KfnxnUUI43ZEXa7IU0JDG5UUUUU== X-Originating-IP: [58.22.7.114] X-CM-SenderInfo: 5dqg52xkunqiywtou0bp/1tbiqBQbXmfipyL9GAAAsc 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: Andy Yan This reverts commit 1580ccb6ed9dc76b8ff3e2d8912e8215c8b0fa6d. The HSYNC/VSYNC polarity of rk3036 HDMI are controlled by GRF. Without the polarity configuration in GRF, it can be observed from the HDMI protocol analyzer that the H/V front/back timing output by RK3036 HDMI are currently not in line with the specifications. Signed-off-by: Andy Yan --- Changes in v2: - First included in this series arch/arm/boot/dts/rockchip/rk3036.dtsi | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/arm/boot/dts/rockchip/rk3036.dtsi b/arch/arm/boot/dts/rockchip/rk3036.dtsi index 22685cd23a708..95ae815ba56d3 100644 --- a/arch/arm/boot/dts/rockchip/rk3036.dtsi +++ b/arch/arm/boot/dts/rockchip/rk3036.dtsi @@ -405,6 +405,7 @@ hdmi: hdmi@20034000 { interrupts = ; clocks = <&cru PCLK_HDMI>, <&cru SCLK_LCDC>; clock-names = "pclk", "ref"; + rockchip,grf = <&grf>; pinctrl-names = "default"; pinctrl-0 = <&hdmi_ctl>; #sound-dai-cells = <0>;