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(unknown []) by gzsmtp4 (Coremail) with SMTP id PygvCgAnc2bLr+JnWNnrAA--.35530S7; Tue, 25 Mar 2025 21:29:55 +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 5/6] ARM: dts: rockchip: Add ref clk for hdmi Date: Tue, 25 Mar 2025 21:29:39 +0800 Message-ID: <20250325132944.171111-6-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--.35530S7 X-Coremail-Antispam: 1Uf129KBjvdXoWrKF1xJw4kAFWfZry3tw4xWFg_yoWDWFX_t3 WIgw15GF4fGrZIq34Dtr4UW39F9w4fC397XrnYqr4UJF9aqr4UXF4kGayIyry5Jay2g3sx CFZ5Xw4aya1agjkaLaAFLSUrUUUUjb8apTn2vfkv8UJUUUU8Yxn0WfASr-VFAUDa7-sFnT 9fnUUvcSsGvfC2KfnxnUUI43ZEXa7IU0Jrc3UUUUU== X-Originating-IP: [58.22.7.114] X-CM-SenderInfo: 5dqg52xkunqiywtou0bp/xtbBkB4bXmfirygTGgABsB X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250325_133021_986814_FD7EACAA X-CRM114-Status: GOOD ( 10.13 ) X-BeenThere: linux-rockchip@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: Upstream kernel work for Rockchip platforms List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "Linux-rockchip" Errors-To: linux-rockchip-bounces+linux-rockchip=archiver.kernel.org@lists.infradead.org From: Andy Yan The RK3036 HDMI DDC bus requires it's PHY's reference clock to be enabled first before normal DDC communication can be carried out. Signed-off-by: Andy Yan --- (no changes since v1) arch/arm/boot/dts/rockchip/rk3036.dtsi | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/arch/arm/boot/dts/rockchip/rk3036.dtsi b/arch/arm/boot/dts/rockchip/rk3036.dtsi index 6039a0908af1c..22685cd23a708 100644 --- a/arch/arm/boot/dts/rockchip/rk3036.dtsi +++ b/arch/arm/boot/dts/rockchip/rk3036.dtsi @@ -403,8 +403,8 @@ hdmi: hdmi@20034000 { compatible = "rockchip,rk3036-inno-hdmi"; reg = <0x20034000 0x4000>; interrupts = ; - clocks = <&cru PCLK_HDMI>; - clock-names = "pclk"; + clocks = <&cru PCLK_HDMI>, <&cru SCLK_LCDC>; + clock-names = "pclk", "ref"; pinctrl-names = "default"; pinctrl-0 = <&hdmi_ctl>; #sound-dai-cells = <0>;