[PATCH 2/2] arm64: dts: imx8mp-beacon-kit: Enable HDMI bridge HPD

Adam Ford aford173 at gmail.com
Wed Feb 28 03:37:36 PST 2024


The DSI to HDMI bridge supports hot-plut-detect, but the
driver didn't previously support a shared IRQ GPIO.  With
the driver updated, the interrupt can be added to the bridge.

Signed-off-by: Adam Ford <aford173 at gmail.com>

diff --git a/arch/arm64/boot/dts/freescale/imx8mp-beacon-kit.dts b/arch/arm64/boot/dts/freescale/imx8mp-beacon-kit.dts
index 8de4dd268908..d854c94ec997 100644
--- a/arch/arm64/boot/dts/freescale/imx8mp-beacon-kit.dts
+++ b/arch/arm64/boot/dts/freescale/imx8mp-beacon-kit.dts
@@ -405,6 +405,8 @@ adv_bridge: hdmi at 3d {
 		compatible = "adi,adv7535";
 		reg = <0x3d>, <0x3c>, <0x3e>, <0x3f>;
 		reg-names = "main", "cec", "edid", "packet";
+		interrupt-parent = <&gpio4>;
+		interrupts = <27 IRQ_TYPE_EDGE_FALLING>;
 		adi,dsi-lanes = <4>;
 		#sound-dai-cells = <0>;
 
-- 
2.43.0




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