[PATCH 1/2] ARM: dts: imx53-qsb: add TVE entry

Shawn Guo shawn.guo at linaro.org
Fri Sep 13 02:58:57 EDT 2013


On Wed, Sep 11, 2013 at 11:51:07AM +0200, Lucas Stach wrote:
> From: Philipp Zabel <p.zabel at pengutronix.de>
> 
> Signed-off-by: Philipp Zabel <p.zabel at pengutronix.de>
> Signed-off-by: Lucas Stach <l.stach at pengutronix.de>
> ---
>  arch/arm/boot/dts/imx53-qsb.dts | 25 +++++++++++++++++++++++--
>  1 file changed, 23 insertions(+), 2 deletions(-)
> 
> diff --git a/arch/arm/boot/dts/imx53-qsb.dts b/arch/arm/boot/dts/imx53-qsb.dts
> index 512a1f6..2031ccc 100644
> --- a/arch/arm/boot/dts/imx53-qsb.dts
> +++ b/arch/arm/boot/dts/imx53-qsb.dts
> @@ -156,6 +156,15 @@
>  		};
>  	};
>  
> +	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 {
> @@ -263,8 +272,8 @@
>  			};
>  
>  			ldo8_reg: ldo8 {
> -				regulator-min-microvolt = <1200000>;
> -				regulator-max-microvolt = <3600000>;
> +				regulator-min-microvolt = <2750000>;
> +				regulator-max-microvolt = <2750000>;

Instead of having nothing in commit log, you can explain a little bit
why the change is needed in there.

>  				regulator-always-on;
>  			};
>  
> @@ -297,6 +306,18 @@
>  	status = "okay";
>  };
>  
> +&tve {
> +	pinctrl-names = "default";
> +	pinctrl-0 = <&pinctrl_vga_sync_1>;
> +	ddc = <&i2c2>;
> +	fsl,tve-mode = "vga";

Are these custom properties documented anywhere?  I cannot find the
device tree bindings document for them.  Anyway, it should be another
patch to provide the document, if you like.

> +	status = "okay";

Nit: please put 'status' at the bottom of the property list.

> +	dac-supply = <&ldo7_reg>;
> +

Nit: drop this blank line.

Shawn

> +	fsl,hsync-pin = <7>; /* IPU DI1 PIN7 via EIM_OE */
> +	fsl,vsync-pin = <8>; /* IPU DI1 PIN8 via EIM_RW */
> +};
> +
>  &usbh1 {
>         status = "okay";
>  };
> -- 
> 1.8.4.rc3
> 




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