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ARM: dts: omap4-droid4: Update backlight dt properties 

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@ti.com>
Acked-by: Tony Lindgren <tony@atomide.com>
[tony@atomide.com: remove the line "backlight = <&lcd_backlight>"]
Signed-off-by: Tony Lindgren <tony@atomide.com>
Signed-off-by: Jacek Anaszewski <jacek.anaszewski@gmail.com>
This commit is contained in:
Dan Murphy 2019-03-21 09:28:36 -05:00 committed by Jacek Anaszewski
parent 6ccc7435fa
commit 863a061822
1 changed files with 18 additions and 9 deletions
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27
arch/arm/boot/dts/omap4-droid4-xt894.dts
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@ -214,7 +214,6 @@
width-mm = <50>;
height-mm = <89>;
backlight = <&lcd_backlight>;
panel-timing {
clock-frequency = <0>; /* Calculated by dsi */
@ -383,20 +382,30 @@
};
&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-us = <1024>;
ramp-down-us = <8193>;
lcd {
led-sources = <0 1 2>;
ramp-up-msec = <1>;
ramp-down-msec = <0>;
};
led@0 {
reg = <0>;
led-sources = <2>;
ti,led-mode = <0>;
label = ":backlight";
linux,default-trigger = "backlight";
};
led@1 {
reg = <1>;
led-sources = <1>;
ti,led-mode = <0>;
label = ":kbd_backlight";
};
};
};