[PATCH 8/8] ARM: mx5: Add support for DENX M53EVK

Sascha Hauer s.hauer at pengutronix.de
Mon Apr 22 02:41:23 EDT 2013


On Sun, Apr 21, 2013 at 11:30:08PM +0200, Marek Vasut wrote:
> This patch adds support for the DENX M53EVK board. The board currently supports
> NAND, Ethernet, UART, CAN, I2C.
> 
> Signed-off-by: Marek Vasut <marex at denx.de>
> Cc: Fabio Estevam <fabio.estevam at freescale.com>
> Cc: Shawn Guo <shawn.guo at linaro.org>
> ---
> +/ {
> +	model = "DENX M53EVK";
> +	compatible = "denx,imx53-m53evk", "fsl,imx53";
> +
> +	memory {
> +		reg = <0x70000000 0x20000000>;
> +	};
> +
> +	soc {
> +		display at di0 {
> +			compatible = "fsl,imx-parallel-display";
> +			crtcs = <&ipu 0>;
> +			interface-pix-fmt = "rgb24";
> +			pinctrl-names = "default";
> +			pinctrl-0 = <&pinctrl_ipu_disp1_1>;
> +
> +			display-timings {
> +				800x480p60 {
> +					native-mode;
> +					clock-frequency = <31500000>;
> +					hactive = <800>;
> +					vactive = <480>;
> +					hfront-porch = <40>;
> +					hback-porch = <88>;
> +					hsync-len = <128>;
> +					vback-porch = <33>;
> +					vfront-porch = <9>;
> +					vsync-len = <3>;
> +					vsync-active = <1>;
> +				};
> +			};
> +		};
> +
> +		display at di1 {
> +			compatible = "fsl,imx-parallel-display";
> +			crtcs = <&ipu 1>;
> +			interface-pix-fmt = "rgb24";
> +			pinctrl-names = "default";
> +			pinctrl-0 = <&pinctrl_ipu_disp2_1>;
> +
> +			display-timings {
> +				800x480p60 {
> +					native-mode;
> +					clock-frequency = <31500000>;
> +					hactive = <800>;
> +					vactive = <480>;
> +					hfront-porch = <40>;
> +					hback-porch = <88>;
> +					hsync-len = <128>;
> +					vback-porch = <33>;
> +					vfront-porch = <9>;
> +					vsync-len = <3>;
> +					vsync-active = <1>;
> +				};
> +			};
> +		};

This board has two identical displays?

> +	};
> +
> +	leds {
> +		compatible = "gpio-leds";
> +		pinctrl-names = "default";
> +		pinctrl-0 = <&led_pin_gpio>;
> +
> +		user1 {
> +			label = "user1";
> +			gpios = <&gpio2 8 0>;
> +			linux,default-trigger = "heartbeat";
> +		};
> +
> +		user2 {
> +			label = "user2";
> +			gpios = <&gpio2 9 0>;
> +			linux,default-trigger = "heartbeat";
> +		};
> +	};

Two heartbeat LEDs? Why not use one for something else?

Sascha

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