[PATCH 2/3] ARM: dts: imx53: Fix backlight for M53EVK
Marek Vasut
marex at denx.de
Sat Nov 16 20:19:40 EST 2013
Remove the PWM backlight pin from the hog pins list, so it doesn't
collide with the PWM pin group. Moreover, add dummy regulator for
the backlight so that the backlight driver probes correctly.
Signed-off-by: Marek Vasut <marex at denx.de>
Cc: Shawn Guo <shawn.guo at linaro.org>
---
arch/arm/boot/dts/imx53-m53evk.dts | 14 ++++++++++++--
1 file changed, 12 insertions(+), 2 deletions(-)
diff --git a/arch/arm/boot/dts/imx53-m53evk.dts b/arch/arm/boot/dts/imx53-m53evk.dts
index 4bc4a83..658d32a 100644
--- a/arch/arm/boot/dts/imx53-m53evk.dts
+++ b/arch/arm/boot/dts/imx53-m53evk.dts
@@ -51,6 +51,7 @@
pwms = <&pwm1 0 3000>;
brightness-levels = <0 4 8 16 32 64 128 255>;
default-brightness-level = <6>;
+ power-supply = <®_backlight>;
};
leds {
@@ -84,6 +85,17 @@
regulator-max-microvolt = <3200000>;
regulator-always-on;
};
+
+
+ reg_backlight: regulator at 1 {
+ compatible = "regulator-fixed";
+ reg = <1>;
+ regulator-name = "lcd-supply";
+ regulator-min-microvolt = <3200000>;
+ regulator-max-microvolt = <3200000>;
+ regulator-always-on;
+ };
+
};
sound {
@@ -210,8 +222,6 @@
MX53_PAD_GPIO_0__CCM_SSI_EXT1_CLK 0x80000000
MX53_PAD_EIM_EB3__GPIO2_31 0x80000000
MX53_PAD_PATA_DA_0__GPIO7_6 0x80000000
- MX53_PAD_DISP0_DAT8__PWM1_PWMO 0x5
-
>;
};
--
1.8.4.2
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