Messages in this thread Patch in this message | | | From | Dan Murphy <> | Subject | [PATCH v2 2/4] ARM: dts: omap4-droid4: Update backlight dt properties | Date | Fri, 8 Mar 2019 14:09:10 -0600 |
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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> ---
v2 - Fixed ramp-up and ramp-down properties, removed hard coded property values, I did not change the label as it is undecided what it could be - https://lore.kernel.org/patchwork/patch/1048806/
arch/arm/boot/dts/omap4-droid4-xt894.dts | 26 ++++++++++++++++-------- 1 file changed, 18 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..71e1a90dfe4d 100644 --- a/arch/arm/boot/dts/omap4-droid4-xt894.dts +++ b/arch/arm/boot/dts/omap4-droid4-xt894.dts @@ -383,20 +383,30 @@ }; &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>; - }; + lcd_backlight: 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 = "keypad"; }; }; }; -- 2.20.1.390.gb5101f9297
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