From: Nick Chan <towinchenmi@gmail.com>
Date: Fri, 28 Feb 2025 04:32:12 +0000 (+0800)
Subject: arm64: dts: apple: s5l8960x: Add backlight nodes
X-Git-Tag: v6.15-rc1~159^2~22^2~4
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=0f8f64b2329ff96a297bcfaf49c8e632ab642a45;p=thirdparty%2Fkernel%2Flinux.git

arm64: dts: apple: s5l8960x: Add backlight nodes

Add DWI backlight controller nodes for Apple A7 SoC, and enable it for
iPhone 5s.

Signed-off-by: Nick Chan <towinchenmi@gmail.com>
Link: https://lore.kernel.org/r/20250228-dwi-dt-v2-1-69e450bc4bfb@gmail.com
Signed-off-by: Sven Peter <sven@svenpeter.dev>
---

diff --git a/arch/arm64/boot/dts/apple/s5l8960x-5s.dtsi b/arch/arm64/boot/dts/apple/s5l8960x-5s.dtsi
index bfbd2629e2067..8868df1538d68 100644
--- a/arch/arm64/boot/dts/apple/s5l8960x-5s.dtsi
+++ b/arch/arm64/boot/dts/apple/s5l8960x-5s.dtsi
@@ -51,6 +51,10 @@
 	};
 };
 
+&dwi_bl {
+	status = "okay";
+};
+
 &framebuffer0 {
 	power-domains = <&ps_disp0 &ps_mipi_dsi>;
 };
diff --git a/arch/arm64/boot/dts/apple/s5l8960x.dtsi b/arch/arm64/boot/dts/apple/s5l8960x.dtsi
index 64dbae5c73515..d820b0e430507 100644
--- a/arch/arm64/boot/dts/apple/s5l8960x.dtsi
+++ b/arch/arm64/boot/dts/apple/s5l8960x.dtsi
@@ -100,6 +100,13 @@
 			power-domains = <&ps_aic>;
 		};
 
+		dwi_bl: backlight@20e200010 {
+			compatible = "apple,s5l8960x-dwi-bl", "apple,dwi-bl";
+			reg = <0x2 0x0e200010 0x0 0x8>;
+			power-domains = <&ps_dwi>;
+			status = "disabled";
+		};
+
 		pinctrl: pinctrl@20e300000 {
 			compatible = "apple,s5l8960x-pinctrl", "apple,pinctrl";
 			reg = <0x2 0x0e300000 0x0 0x100000>;