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| author | Tony Lindgren <tony@atomide.com> | 2017-03-06 05:11:58 +0100 |
|---|---|---|
| committer | Tony Lindgren <tony@atomide.com> | 2017-03-22 17:03:43 +0100 |
| commit | 771e4feb273a98aeccd3e0c3edd05ecde513d280 (patch) | |
| tree | b904f811d068b420bbf58abb4aac969c90696e40 /arch/arm/boot/dts/omap4-droid4-xt894.dts | |
| parent | ARM: dts: omap4-droid4: Add touchscreen (diff) | |
| download | linux-771e4feb273a98aeccd3e0c3edd05ecde513d280.tar.xz linux-771e4feb273a98aeccd3e0c3edd05ecde513d280.zip | |
ARM: dts: omap4-droid4: Add LCD backlight
The TI LMU driver has not yet been merged, but the device
tree binding for TI LMU drivers has been acked already
earlier by Rob Herring <robh+dt@kernel.org>. So it should
be safe to apply to cut down the number of pending patches.
Cc: devicetree@vger.kernel.org
Cc: Marcel Partap <mpartap@gmx.net>
Cc: Michael Scott <michael.scott@linaro.org>
Cc: Rob Herring <robh+dt@kernel.org>
Acked-by: Milo Kim <milo.kim@ti.com>
Tested-By: Sebastian Reichel <sre@kernel.org>
Signed-off-by: Tony Lindgren <tony@atomide.com>
Diffstat (limited to 'arch/arm/boot/dts/omap4-droid4-xt894.dts')
| -rw-r--r-- | arch/arm/boot/dts/omap4-droid4-xt894.dts | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/omap4-droid4-xt894.dts b/arch/arm/boot/dts/omap4-droid4-xt894.dts index 02fd2d8fa0d1..ed07f39d61a2 100644 --- a/arch/arm/boot/dts/omap4-droid4-xt894.dts +++ b/arch/arm/boot/dts/omap4-droid4-xt894.dts @@ -180,6 +180,25 @@ }; }; +&i2c1 { + lm3532@38 { + compatible = "ti,lm3532"; + reg = <0x38>; + + enable-gpios = <&gpio6 12 GPIO_ACTIVE_HIGH>; + + backlight { + compatible = "ti,lm3532-backlight"; + + lcd { + led-sources = <0 1 2>; + ramp-up-msec = <1>; + ramp-down-msec = <0>; + }; + }; + }; +}; + /* * REVISIT: Add gpio173 reset pin handling to the driver, see gpio-hog above. * If the GPIO reset is used, we probably need to have /lib/firmware/maxtouch.fw |