linux-kernel - [PATCH 2/3] arm64: dts: rockchip: Enable HDMI receiver on orangepi 5 plus

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Message-Id: <20250823-orangepi5-v1-2-ae77dd0e06d7@hotmail.com>
Date: Sat, 23 Aug 2025 14:43:51 +0200
From: Maud Spierings via B4 Relay <devnull+maud_spierings.hotmail.com@...nel.org>
To: Rob Herring <robh@...nel.org>, Krzysztof Kozlowski <krzk+dt@...nel.org>, 
 Conor Dooley <conor+dt@...nel.org>, Heiko Stuebner <heiko@...ech.de>, 
 Ondrej Jirman <megi@....cz>
Cc: devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org, 
 linux-rockchip@...ts.infradead.org, linux-kernel@...r.kernel.org, 
 Maud Spierings <maud_spierings@...mail.com>
Subject: [PATCH 2/3] arm64: dts: rockchip: Enable HDMI receiver on orangepi
 5 plus

From: Maud Spierings <maud_spierings@...mail.com>

Enable support for the HDMI input port found on the orangepi 5 plus.

Signed-off-by: Maud Spierings <maud_spierings@...mail.com>
---
 arch/arm64/boot/dts/rockchip/rk3588-orangepi-5-plus.dts | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)

diff --git a/arch/arm64/boot/dts/rockchip/rk3588-orangepi-5-plus.dts b/arch/arm64/boot/dts/rockchip/rk3588-orangepi-5-plus.dts
index 8222f1fae8fadc5cbb4ef16b3db5ed975ed43915..9950d1147e129dc866cfde62ddd636b082ae1926 100644
--- a/arch/arm64/boot/dts/rockchip/rk3588-orangepi-5-plus.dts
+++ b/arch/arm64/boot/dts/rockchip/rk3588-orangepi-5-plus.dts
@@ -160,6 +160,17 @@ &hdmi1_sound {
 	status = "okay";
 };
 
+&hdmi_receiver_cma {
+	status = "okay";
+};
+
+&hdmi_receiver {
+	hpd-gpios = <&gpio1 RK_PC6 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";
 };
@@ -279,6 +290,12 @@ blue_led_pin: blue-led {
 		};
 	};
 
+	hdmirx {
+		hdmirx_hpd: hdmirx-5v-detection {
+			rockchip,pins = <1 RK_PC6 RK_FUNC_GPIO &pcfg_pull_none>;
+		};
+	};
+
 	ir-receiver {
 		ir_receiver_pin: ir-receiver-pin {
 			rockchip,pins = <4 RK_PB3 RK_FUNC_GPIO &pcfg_pull_none>;

-- 
2.50.1