Patchwork [V4,5/5] ARM: dts: imx7ulp-evk: Add backlight support

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Submitter Anson Huang
Date March 15, 2019, 12:47 a.m.
Message ID <1552610505-13568-6-git-send-email-Anson.Huang@nxp.com>
Download mbox | patch
Permalink /patch/749193/
State New
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Anson Huang - March 15, 2019, 12:47 a.m.
This patch adds i.MX7ULP EVK board MIPI-DSI backlight
support.

Signed-off-by: Anson Huang <Anson.Huang@nxp.com>
---
No changes.
---
 arch/arm/boot/dts/imx7ulp-evk.dts | 8 ++++++++
 1 file changed, 8 insertions(+)

Patch

diff --git a/arch/arm/boot/dts/imx7ulp-evk.dts b/arch/arm/boot/dts/imx7ulp-evk.dts
index 3f5ea18..f90f2f3 100644
--- a/arch/arm/boot/dts/imx7ulp-evk.dts
+++ b/arch/arm/boot/dts/imx7ulp-evk.dts
@@ -22,6 +22,14 @@ 
 		reg = <0x60000000 0x40000000>;
 	};
 
+	backlight {
+		compatible = "pwm-backlight";
+		pwms = <&pwm0 1 50000>;
+		brightness-levels = <0 20 25 30 35 40 100>;
+		default-brightness-level = <6>;
+		status = "okay";
+	};
+
 	reg_vsd_3v3: regulator-vsd-3v3 {
 		compatible = "regulator-fixed";
 		regulator-name = "VSD_3V3";