[PATCH] arm64: dts: rockchip: Enable HDMI receiver on CM3588
From: Valentin Hăloiu
Date: Sun Jun 22 2025 - 14:58:50 EST
Enable support for the HDMI input port found on FriendlyElec CM3588 and
CM3588 Plus.
Signed-off-by: Valentin Hăloiu <valentin.haloiu@xxxxxxxxx>
---
.../rockchip/rk3588-friendlyelec-cm3588-nas.dts | 17 +++++++++++++++++
1 file changed, 17 insertions(+)
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 8171fbfd819a..5fbbeb6f5a93 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 @@ hdmi0_out_con: endpoint {
};
};
+&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 @@ key1_pin: key1-pin {
};
};
+ 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>;
--
2.50.0