From mboxrd@z Thu Jan 1 00:00:00 1970 From: marex@denx.de (Marek Vasut) Date: Sun, 17 Nov 2013 02:19:40 +0100 Subject: [PATCH 2/3] ARM: dts: imx53: Fix backlight for M53EVK In-Reply-To: <1384651181-5504-1-git-send-email-marex@denx.de> References: <1384651181-5504-1-git-send-email-marex@denx.de> Message-ID: <1384651181-5504-2-git-send-email-marex@denx.de> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org 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 Cc: Shawn Guo --- 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