linux-kernel - [PATCH] arm64: dts: rockchip: Enable HDMI receiver on RK3588 EVB1

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Message-Id: <20250704-rk3588-evb1-hdmi-rx-v1-1-248315c36ccd@kernel.org>
Date: Fri, 04 Jul 2025 19:14:14 +0200
From: Sebastian Reichel <sebastian.reichel@...labora.com>
To: Heiko Stuebner <heiko@...ech.de>
Cc: Rob Herring <robh@...nel.org>, Krzysztof Kozlowski <krzk+dt@...nel.org>, 
 Conor Dooley <conor+dt@...nel.org>, devicetree@...r.kernel.org, 
 linux-arm-kernel@...ts.infradead.org, linux-rockchip@...ts.infradead.org, 
 linux-kernel@...r.kernel.org, 
 Sebastian Reichel <sebastian.reichel@...labora.com>
Subject: [PATCH] arm64: dts: rockchip: Enable HDMI receiver on RK3588 EVB1

Enable HDMI input port of the RK3588 EVB1.

Signed-off-by: Sebastian Reichel <sebastian.reichel@...labora.com>
---
 arch/arm64/boot/dts/rockchip/rk3588-evb1-v10.dts | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)

diff --git a/arch/arm64/boot/dts/rockchip/rk3588-evb1-v10.dts b/arch/arm64/boot/dts/rockchip/rk3588-evb1-v10.dts
index 8e912da299a218b61623e6973d2f955504bd44aa..ff1ba5ed56ef5b985c54fa9e1a433fc81f988f8b 100644
--- a/arch/arm64/boot/dts/rockchip/rk3588-evb1-v10.dts
+++ b/arch/arm64/boot/dts/rockchip/rk3588-evb1-v10.dts
@@ -391,6 +391,17 @@ hdmi1_out_con: endpoint {
 	};
 };
 
+&hdmi_receiver_cma {
+	status = "okay";
+};
+
+&hdmi_receiver {
+	hpd-gpios = <&gpio2 RK_PB5 GPIO_ACTIVE_LOW>;
+	pinctrl-0 = <&hdmim1_rx_cec &hdmim1_rx_hpdin &hdmim1_rx_scl &hdmim1_rx_sda &hdmirx_hpd>;
+	pinctrl-names = "default";
+	status = "okay";
+};
+
 &hdptxphy0 {
 	status = "okay";
 };
@@ -582,6 +593,12 @@ rtl8211f_rst: rtl8211f-rst {
 
 	};
 
+	hdmirx {
+		hdmirx_hpd: hdmirx-5v-detection {
+			rockchip,pins = <2 RK_PB5 RK_FUNC_GPIO &pcfg_pull_none>;
+		};
+	};
+
 	hym8563 {
 		hym8563_int: hym8563-int {
 			rockchip,pins = <0 RK_PD4 RK_FUNC_GPIO &pcfg_pull_up>;

---
base-commit: e05818ef75bee755fc56811cb54febf4174d7cf2
change-id: 20250704-rk3588-evb1-hdmi-rx-51839109000f

Best regards,
-- 
Sebastian Reichel <sre@...nel.org>