This adds a new node for the LEGO MINDSTORMS EV3 LCD display.
Signed-off-by: David Lechner <david@xxxxxxxxxxxxxx>
---
v4 changes:
* changed dc to a0
arch/arm/boot/dts/da850-lego-ev3.dts | 24 ++++++++++++++++++++++++
1 file changed, 24 insertions(+)
diff --git a/arch/arm/boot/dts/da850-lego-ev3.dts b/arch/arm/boot/dts/da850-lego-ev3.dts
index 45983c0..413dbd5 100644
--- a/arch/arm/boot/dts/da850-lego-ev3.dts
+++ b/arch/arm/boot/dts/da850-lego-ev3.dts
@@ -249,6 +249,15 @@
0x4c 0x00000080 0x000000f0
>;
};
+
+ ev3_lcd_pins: pinmux_lcd {
+ pinctrl-single,bits = <
+ /* SIMO, GP2[11], GP2[12], CLK */
+ 0x14 0x00188100 0x00ffff00
+ /* GP5[0] */
+ 0x30 0x80000000 0xf0000000
+ >;
+ };
};
&pinconf {
@@ -357,6 +366,21 @@
};
};
+&spi1 {
+ status = "okay";
+ pinctrl-0 = <&ev3_lcd_pins>;
+ pinctrl-names = "default";
+ cs-gpios = <&gpio 44 GPIO_ACTIVE_LOW>;
+
+ display@0{
+ compatible = "lego,ev3-lcd";
+ reg = <0>;
+ spi-max-frequency = <10000000>;
+ a0-gpios = <&gpio 43 GPIO_ACTIVE_HIGH>;
+ reset-gpios = <&gpio 80 GPIO_ACTIVE_HIGH>;
+ };
+};
+
&ehrpwm0 {
status = "okay";
};
--
2.7.4
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