Thread (11 messages) 11 messages, 3 authors, 2026-02-22

Re: [PATCH v2 4/4] arm64: dts: rockchip: Add overlay for FriendlyElec HD702E

From: Heiko Stuebner <heiko@sntech.de>
Date: 2026-02-22 13:59:59
Also in: dri-devel, linux-rockchip

Am Freitag, 23. Januar 2026, 20:22:23 Mitteleuropäische Normalzeit schrieb Robin Murphy:
Add an overlay to support FriendlyElec's HD702E 7" eDP LCD touchscreen
module for the NanoPC-T4 board:

https://www.friendlyelec.com/index.php?route=product/product&path=81&product_id=230

Signed-off-by: Robin Murphy <robin.murphy@arm.com>
[...]
quoted hunk ↗ jump to hunk
diff --git a/arch/arm64/boot/dts/rockchip/rk3399-nanopc-t4-hd702e.dtso b/arch/arm64/boot/dts/rockchip/rk3399-nanopc-t4-hd702e.dtso
new file mode 100644
index 000000000000..66ac530392b7
--- /dev/null
+++ b/arch/arm64/boot/dts/rockchip/rk3399-nanopc-t4-hd702e.dtso
@@ -0,0 +1,96 @@
+&edp {
+	force-hpd;
+	status = "okay";
+
+	aux-bus {
+		edp-panel {
The dtbs-check was unhappy, because the auxbus binding wishes for this
node to be named "panel". I'll just change this when applying.


Heiko
+			compatible = "friendlyarm,hd702e";
+			backlight = <&backlight>;
+			no-hpd;
+			power-supply = <&vdd_3_3v>;
+
+			port {
+				panel_in_edp: endpoint {
+					remote-endpoint = <&edp_out_panel>;
+				};
+			};
+		};
+	};
+};


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