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authorDan Murphy <dmurphy@ti.com>2019-03-21 09:28:36 -0500
committerJacek Anaszewski <jacek.anaszewski@gmail.com>2019-04-07 20:45:48 +0200
commit863a0618226eb0d802e7fd830135a947bae5d2fa (patch)
tree4b13a8a305740f98485477b41dd32b335626d0d7 /arch/arm
parentdt: lm3532: Add lm3532 dt doc and update ti_lmu doc (diff)
downloadlinux-dev-863a0618226eb0d802e7fd830135a947bae5d2fa.tar.xz
linux-dev-863a0618226eb0d802e7fd830135a947bae5d2fa.zip
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>
Diffstat (limited to 'arch/arm')
-rw-r--r--arch/arm/boot/dts/omap4-droid4-xt894.dts27
1 files changed, 18 insertions, 9 deletions
diff --git a/arch/arm/boot/dts/omap4-droid4-xt894.dts b/arch/arm/boot/dts/omap4-droid4-xt894.dts
index e21ec929f096..714863f8f261 100644
--- a/arch/arm/boot/dts/omap4-droid4-xt894.dts
+++ b/arch/arm/boot/dts/omap4-droid4-xt894.dts
@@ -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";
};
};
};