From: Valentin Hăloiu <valentin.haloiu@gmail.com>
Date: Sun, 22 Jun 2025 18:58:12 +0000 (+0100)
Subject: arm64: dts: rockchip: Enable HDMI receiver on CM3588
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=f9f45293f0d8bdc5e2d0d255cafa0acdb2c94616;p=thirdparty%2Flinux.git

arm64: dts: rockchip: Enable HDMI receiver on CM3588

Enable support for the HDMI input port found on FriendlyElec CM3588 and
CM3588 Plus.

Signed-off-by: Valentin Hăloiu <valentin.haloiu@gmail.com>
Link: https://lore.kernel.org/r/20250622185814.35031-1-valentin.haloiu@gmail.com
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
---

diff --git a/arch/arm64/boot/dts/rockchip/rk3588-friendlyelec-cm3588-nas.dts b/arch/arm64/boot/dts/rockchip/rk3588-friendlyelec-cm3588-nas.dts
index 8171fbfd819a7..5fbbeb6f5a935 100644
--- a/arch/arm64/boot/dts/rockchip/rk3588-friendlyelec-cm3588-nas.dts
+++ b/arch/arm64/boot/dts/rockchip/rk3588-friendlyelec-cm3588-nas.dts
@@ -335,6 +335,17 @@
 	};
 };
 
+&hdmi_receiver_cma {
+	status = "okay";
+};
+
+&hdmi_receiver {
+	hpd-gpios = <&gpio3 RK_PD4 GPIO_ACTIVE_HIGH>;
+	pinctrl-0 = <&hdmim1_rx_cec &hdmim1_rx_hpdin &hdmim1_rx_scl &hdmim1_rx_sda &hdmirx_hpd>;
+	pinctrl-names = "default";
+	status = "okay";
+};
+
 &hdptxphy0 {
 	status = "okay";
 };
@@ -478,6 +489,12 @@
 		};
 	};
 
+	hdmirx {
+		hdmirx_hpd: hdmirx-5v-detection {
+			rockchip,pins = <3 RK_PD4 RK_FUNC_GPIO &pcfg_pull_up>;
+		};
+	};
+
 	pcie {
 		pcie2_0_rst: pcie2-0-rst {
 			rockchip,pins = <4 RK_PB4 RK_FUNC_GPIO &pcfg_pull_none>;