linux-kernel - [PATCH 1/1] arm64: dts: rockchip: enable HDMI Receiver on NanoPC T6

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Message-ID: <579370818ef3b70b57bc5b8846f3b330d091d9a4.1757068166.git.marcin@juszkiewicz.com.pl>
Date: Fri,  5 Sep 2025 13:02:30 +0200
From: Marcin Juszkiewicz <marcin@...zkiewicz.com.pl>
To: Rob Herring <robh@...nel.org>,
	Krzysztof Kozlowski <krzk+dt@...nel.org>,
	Conor Dooley <conor+dt@...nel.org>,
	Heiko Stuebner <heiko@...ech.de>
Cc: devicetree@...r.kernel.org,
	linux-arm-kernel@...ts.infradead.org,
	linux-rockchip@...ts.infradead.org,
	linux-kernel@...r.kernel.org,
	Marcin Juszkiewicz <marcin@...zkiewicz.com.pl>
Subject: [PATCH 1/1] arm64: dts: rockchip: enable HDMI Receiver on NanoPC T6

Let enable HDMI input port.

Signed-off-by: Marcin Juszkiewicz <marcin@...zkiewicz.com.pl>
---
 .../boot/dts/rockchip/rk3588-nanopc-t6.dtsi     | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)

diff --git a/arch/arm64/boot/dts/rockchip/rk3588-nanopc-t6.dtsi b/arch/arm64/boot/dts/rockchip/rk3588-nanopc-t6.dtsi
index e359d74f20885..6fe151d2cdb45 100644
--- a/arch/arm64/boot/dts/rockchip/rk3588-nanopc-t6.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk3588-nanopc-t6.dtsi
@@ -391,6 +391,17 @@ &hdmi1_sound {
 	status = "okay";
 };
 
+&hdmi_receiver_cma {
+	status = "okay";
+};
+
+&hdmi_receiver {
+	hpd-gpios = <&gpio1 RK_PD5 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";
 };
@@ -629,6 +640,12 @@ usr_led_pin: usr-led-pin {
 		};
 	};
 
+	hdmirx {
+		hdmirx_hpd: hdmirx-5v-detection {
+			rockchip,pins = <1 RK_PD5 RK_FUNC_GPIO &pcfg_pull_none>;
+		};
+	};
+
 	headphone {
 		hp_det: hp-det {
 			rockchip,pins = <1 RK_PC4 RK_FUNC_GPIO &pcfg_pull_none>;
-- 
2.51.0