[PATCH 2/2] ARM i.MX53: dts: Add TVE to i.MX53-QSB device tree

Shawn Guo shawn.guo at linaro.org
Thu Sep 26 21:16:44 EDT 2013


On Thu, Sep 26, 2013 at 12:46:14PM +0200, Philipp Zabel wrote:
> This patch enables the TVE which is driving the VGA connector on i.MX53-QSB.
> 
> Signed-off-by: Philipp Zabel <p.zabel at pengutronix.de>
> ---
>  arch/arm/boot/dts/imx53-qsb.dts | 20 ++++++++++++++++++--
>  1 file changed, 18 insertions(+), 2 deletions(-)
> 
> diff --git a/arch/arm/boot/dts/imx53-qsb.dts b/arch/arm/boot/dts/imx53-qsb.dts
> index cf1aef7..3bbedf7 100644
> --- a/arch/arm/boot/dts/imx53-qsb.dts
> +++ b/arch/arm/boot/dts/imx53-qsb.dts
> @@ -173,6 +173,15 @@ memgpu: /memreserve/ 0xb0000000 0x04000000;
>  		};
>  	};
>  
> +	tve {
> +		pinctrl_vga_sync_1: vgasync-grp1 {
> +			fsl,pins = <
> +				/* VGA_HSYNC, VSYNC with max drive strength */
> +				MX53_PAD_EIM_OE__IPU_DI1_PIN7 0xe6
> +				MX53_PAD_EIM_RW__IPU_DI1_PIN8 0xe6
> +			>;
> +		};
> +	};
>  };
>  
>  &uart1 {
> @@ -280,8 +289,8 @@ memgpu: /memreserve/ 0xb0000000 0x04000000;
>  			};
>  
>  			ldo8_reg: ldo8 {
> -				regulator-min-microvolt = <1200000>;
> -				regulator-max-microvolt = <3600000>;
> +				regulator-min-microvolt = <2750000>;
> +				regulator-max-microvolt = <2750000>;

Why this change?

Shawn

>  				regulator-always-on;
>  			};
>  
> @@ -318,6 +327,13 @@ memgpu: /memreserve/ 0xb0000000 0x04000000;
>  	status = "okay";
>  };
>  
> +&tve {
> +	pinctrl-names = "default";
> +	pinctrl-0 = <&pinctrl_vga_sync_1>;
> +	dac-supply = <&ldo7_reg>;
> +	status = "okay";
> +};
> +
>  &usbh1 {
>  	vbus-supply = <&reg_usb_vbus>;
>  	phy_type = "utmi";
> -- 
> 1.8.4.rc3
> 




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