[PATCH] arm64: dts: sun50i-pinephone: add led flash

[Luca Weiss <luca@xxxxxxxxx>]

All revisions of the PinePhone have an SGM3140 LED flash. The gpios were
swapped on v1.0 of the board but this was fixed in later revisions.

Signed-off-by: Luca Weiss <luca@xxxxxxxxx>
---
 .../boot/dts/allwinner/sun50i-a64-pinephone-1.0.dts   |  5 +++++
 .../boot/dts/allwinner/sun50i-a64-pinephone-1.1.dts   |  5 +++++
 .../boot/dts/allwinner/sun50i-a64-pinephone-1.2.dts   |  5 +++++
 .../boot/dts/allwinner/sun50i-a64-pinephone.dtsi      | 11 +++++++++++
 4 files changed, 26 insertions(+)

diff --git a/arch/arm64/boot/dts/allwinner/sun50i-a64-pinephone-1.0.dts b/arch/arm64/boot/dts/allwinner/sun50i-a64-pinephone-1.0.dts
index 0c42272106afa..b579b03d4e026 100644
--- a/arch/arm64/boot/dts/allwinner/sun50i-a64-pinephone-1.0.dts
+++ b/arch/arm64/boot/dts/allwinner/sun50i-a64-pinephone-1.0.dts
@@ -9,3 +9,8 @@ / {
 	model = "Pine64 PinePhone Developer Batch (1.0)";
 	compatible = "pine64,pinephone-1.0", "allwinner,sun50i-a64";
 };
+
+&sgm3140 {
+	flash-gpios = <&pio 3 24 GPIO_ACTIVE_HIGH>; /* PD24 */
+	enable-gpios = <&pio 2 3 GPIO_ACTIVE_HIGH>; /* PC3 */
+};
diff --git a/arch/arm64/boot/dts/allwinner/sun50i-a64-pinephone-1.1.dts b/arch/arm64/boot/dts/allwinner/sun50i-a64-pinephone-1.1.dts
index 3e99a87e9ce52..8552587aac248 100644
--- a/arch/arm64/boot/dts/allwinner/sun50i-a64-pinephone-1.1.dts
+++ b/arch/arm64/boot/dts/allwinner/sun50i-a64-pinephone-1.1.dts
@@ -28,3 +28,8 @@ &backlight {
 	num-interpolated-steps = <50>;
 	default-brightness-level = <400>;
 };
+
+&sgm3140 {
+	flash-gpios = <&pio 2 3 GPIO_ACTIVE_HIGH>; /* PC3 */
+	enable-gpios = <&pio 3 24 GPIO_ACTIVE_HIGH>; /* PD24 */
+};
diff --git a/arch/arm64/boot/dts/allwinner/sun50i-a64-pinephone-1.2.dts b/arch/arm64/boot/dts/allwinner/sun50i-a64-pinephone-1.2.dts
index a9f5b670c9b82..ec77715ba4a2a 100644
--- a/arch/arm64/boot/dts/allwinner/sun50i-a64-pinephone-1.2.dts
+++ b/arch/arm64/boot/dts/allwinner/sun50i-a64-pinephone-1.2.dts
@@ -38,3 +38,8 @@ &lis3mdl {
 	interrupt-parent = <&pio>;
 	interrupts = <1 1 IRQ_TYPE_EDGE_RISING>; /* PB1 */
 };
+
+&sgm3140 {
+	flash-gpios = <&pio 2 3 GPIO_ACTIVE_HIGH>; /* PC3 */
+	enable-gpios = <&pio 3 24 GPIO_ACTIVE_HIGH>; /* PD24 */
+};
diff --git a/arch/arm64/boot/dts/allwinner/sun50i-a64-pinephone.dtsi b/arch/arm64/boot/dts/allwinner/sun50i-a64-pinephone.dtsi
index 25150aba749dc..e0bc1bcc1c1f3 100644
--- a/arch/arm64/boot/dts/allwinner/sun50i-a64-pinephone.dtsi
+++ b/arch/arm64/boot/dts/allwinner/sun50i-a64-pinephone.dtsi
@@ -60,6 +60,17 @@ vibrator {
 		enable-gpios = <&pio 3 2 GPIO_ACTIVE_HIGH>; /* PD2 */
 		vcc-supply = <&reg_dcdc1>;
 	};
+
+	sgm3140: led-controller {
+		compatible = "sgmicro,sgm3140";
+		vin-supply = <&reg_dcdc1>;
+
+		sgm3140_flash: led {
+			function = LED_FUNCTION_FLASH;
+			color = <LED_COLOR_ID_WHITE>;
+			flash-max-timeout-us = <250000>;
+		};
+	};
 };
 
 &codec {
-- 
2.27.0