[PATCH 1/9] arm64: dts: marvell: samsung,coreprimevelte: Add backlight

Duje Mihanović duje at dujemihanovic.xyz
Sun Sep 7 06:55:14 PDT 2025


Add a node for the KTD2801 backlight chip found on the board.

Signed-off-by: Duje Mihanović <duje at dujemihanovic.xyz>
---
 arch/arm64/boot/dts/marvell/mmp/pxa1908-samsung-coreprimevelte.dts | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/arch/arm64/boot/dts/marvell/mmp/pxa1908-samsung-coreprimevelte.dts b/arch/arm64/boot/dts/marvell/mmp/pxa1908-samsung-coreprimevelte.dts
index 47a4f01a7077bfafe2cc50d0e59c37685ec9c2e9..b9628b1f59f2f749804799e3d9faa48e3036e81a 100644
--- a/arch/arm64/boot/dts/marvell/mmp/pxa1908-samsung-coreprimevelte.dts
+++ b/arch/arm64/boot/dts/marvell/mmp/pxa1908-samsung-coreprimevelte.dts
@@ -115,6 +115,12 @@ key-voldown {
 			gpios = <&gpio 17 GPIO_ACTIVE_LOW>;
 		};
 	};
+
+	backlight {
+		compatible = "kinetic,ktd2801";
+		ctrl-gpios = <&gpio 97 GPIO_ACTIVE_HIGH>;
+		max-brightness = <210>;
+	};
 };
 
 &smmu {

-- 
2.51.0




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