[PATCH 2/4] ARM: dts: omap4-droid4: Update backlight dt properties
From: Dan Murphy
Date: Thu Mar 07 2019 - 17:10:22 EST
Update the properties for the lm3532 device node for droid4.
With this change the backlight LED string and the keypad
LED strings will be controlled separately.
Signed-off-by: Dan Murphy <dmurphy@xxxxxx>
---
arch/arm/boot/dts/omap4-droid4-xt894.dts | 27 +++++++++++++++++-------
1 file changed, 19 insertions(+), 8 deletions(-)
diff --git a/arch/arm/boot/dts/omap4-droid4-xt894.dts b/arch/arm/boot/dts/omap4-droid4-xt894.dts
index e21ec929f096..94e3d53dbcf3 100644
--- a/arch/arm/boot/dts/omap4-droid4-xt894.dts
+++ b/arch/arm/boot/dts/omap4-droid4-xt894.dts
@@ -6,6 +6,7 @@
/dts-v1/;
#include <dt-bindings/input/input.h>
+#include <dt-bindings/leds/leds-lm3532.h>
#include "omap443x.dtsi"
#include "motorola-cpcap-mapphone.dtsi"
@@ -383,20 +384,30 @@
};
&i2c1 {
- lm3532@38 {
+ led-controller@38 {
compatible = "ti,lm3532";
+ #address-cells = <1>;
+ #size-cells = <0>;
reg = <0x38>;
enable-gpios = <&gpio6 12 GPIO_ACTIVE_HIGH>;
- lcd_backlight: backlight {
- compatible = "ti,lm3532-backlight";
+ ramp-up-ms = <LM3532_RAMP_1024us>;
+ ramp-down-ms = <LM3532_RAMP_65536us>;
- lcd {
- led-sources = <0 1 2>;
- ramp-up-msec = <1>;
- ramp-down-msec = <0>;
- };
+ lcd_backlight: led@0 {
+ reg = <0>;
+ led-sources = <2>;
+ ti,led-mode = <LM3532_BL_MODE_MANUAL>;
+ label = "backlight";
+ linux,default-trigger = "backlight";
+ };
+
+ led@1 {
+ reg = <1>;
+ led-sources = <1>;
+ ti,led-mode = <LM3532_BL_MODE_MANUAL>;
+ label = "keypad";
};
};
};
--
2.20.1.390.gb5101f9297