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authorGwenhael Goavec-Merou <gwenhael.goavec-merou@armadeus.com>2012-11-02 19:01:48 +0100
committerShawn Guo <shawn.guo@linaro.org>2012-11-05 10:36:32 +0800
commita4dabca8b474aa5cf7ec1bec5bc1904a5e18f642 (patch)
tree35651d6e5cc01cff9bb315dab0b01b98d43ff87a /arch/arm/boot/dts/imx28-apf28dev.dts
parent24acd6bf1d18636344e7f58a69294c2ce7c10a9e (diff)
downloadtalos-op-linux-a4dabca8b474aa5cf7ec1bec5bc1904a5e18f642.tar.gz
talos-op-linux-a4dabca8b474aa5cf7ec1bec5bc1904a5e18f642.zip
ARM: mxs: apf28dev: Add LCD and backlight support
Signed-off-by: Gwenhael Goavec-Merou <gwenhael.goavec-merou@armadeus.com> Signed-off-by: Julien Boibessot <julien.boibessot@armadeus.com> Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
Diffstat (limited to 'arch/arm/boot/dts/imx28-apf28dev.dts')
-rw-r--r--arch/arm/boot/dts/imx28-apf28dev.dts28
1 files changed, 28 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/imx28-apf28dev.dts b/arch/arm/boot/dts/imx28-apf28dev.dts
index 8e765aef0a03..1643d2593bc3 100644
--- a/arch/arm/boot/dts/imx28-apf28dev.dts
+++ b/arch/arm/boot/dts/imx28-apf28dev.dts
@@ -46,6 +46,26 @@
fsl,voltage = <1>;
fsl,pull-up = <0>;
};
+
+ lcdif_pins_apf28dev: lcdif-apf28dev@0 {
+ reg = <0>;
+ fsl,pinmux-ids = <
+ 0x1181 /* MX28_PAD_LCD_RD_E__LCD_VSYNC */
+ 0x1191 /* MX28_PAD_LCD_WR_RWN__LCD_HSYNC */
+ 0x11a1 /* MX28_PAD_LCD_RS__LCD_DOTCLK */
+ 0x11b1 /* MX28_PAD_LCD_CS__LCD_ENABLE */
+ >;
+ fsl,drive-strength = <0>;
+ fsl,voltage = <1>;
+ fsl,pull-up = <0>;
+ };
+ };
+
+ lcdif@80030000 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&lcdif_16bit_pins_a
+ &lcdif_pins_apf28dev>;
+ status = "okay";
};
};
@@ -110,4 +130,12 @@
linux,default-trigger = "heartbeat";
};
};
+
+ backlight {
+ compatible = "pwm-backlight";
+
+ pwms = <&pwm 3 191000>;
+ brightness-levels = <0 4 8 16 32 64 128 255>;
+ default-brightness-level = <6>;
+ };
};
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