[RFC PATCH v2 14/21] ARM: dts: exynos4412-trats2: add panel node

Tomi Valkeinen tomi.valkeinen at ti.com
Fri Feb 28 05:33:10 PST 2014


On 12/02/14 13:31, Andrzej Hajda wrote:
> The patch adds s6e8aa0 panel node for trats2.
> It adds also trats2 specific properties for DSI
> and regulator required by panel.
> 
> Signed-off-by: Andrzej Hajda <a.hajda at samsung.com>
> ---
>  arch/arm/boot/dts/exynos4412-trats2.dts | 47 +++++++++++++++++++++++++++++++++
>  1 file changed, 47 insertions(+)
> 
> diff --git a/arch/arm/boot/dts/exynos4412-trats2.dts b/arch/arm/boot/dts/exynos4412-trats2.dts
> index fb7b9ae..0986d08 100644
> --- a/arch/arm/boot/dts/exynos4412-trats2.dts
> +++ b/arch/arm/boot/dts/exynos4412-trats2.dts
> @@ -442,6 +442,15 @@
>  		};
>  	};
>  
> +	lcd_vdd3_reg: voltage-regulator at 1 {
> +		compatible = "regulator-fixed";
> +		regulator-name = "LCD_VDD_2.2V";
> +		regulator-min-microvolt = <2200000>;
> +		regulator-max-microvolt = <2200000>;
> +		gpio = <&gpc0 1 0>;
> +		enable-active-high;
> +	};
> +
>  	sdhci at 12510000 {
>  		bus-width = <8>;
>  		non-removable;
> @@ -498,6 +507,44 @@
>  		};
>  	};
>  
> +	dsi_0: dsi at 11C80000 {
> +		vddcore-supply = <&ldo8_reg>;
> +		vddio-supply = <&ldo10_reg>;
> +		samsung,pll-clock-frequency = <24000000>;
> +		samsung,burst-clock-frequency = <500000000>;
> +		samsung,esc-clock-frequency = <20000000>;
> +		status = "okay";
> +
> +		panel at 0 {
> +			compatible = "samsung,s6e8aa0";
> +			reg = <0>;
> +			vdd3-supply = <&lcd_vdd3_reg>;
> +			vci-supply = <&ldo25_reg>;
> +			reset-gpio = <&gpy4 5 0>;
> +			power-on-delay= <50>;
> +			reset-delay = <100>;
> +			init-delay = <100>;
> +			flip-horizontal;
> +			flip-vertical;
> +			panel-width-mm = <58>;
> +			panel-height-mm = <103>;

I have the same comment here as for the bridge chip: I would specify the
video ports/endpoints between DSI master and the panel, even if you
don't use them at the moment.

 Tomi


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