Re: [PATCH v3 6/7] ARM: mediatek: dts: Add emmc support to mt8135

[Sascha Hauer <s.hauer@pengutronix.de>]

On Tue, Apr 28, 2015 at 05:48:44PM +0800, Chaotian Jing wrote:
> From: Yingjoe Chen <yingjoe.chen@mediatek.com>
> 
> Add emmc node for mt8135.dtsi & mt8135-evbp1.dts
> 
> Signed-off-by: Yingjoe Chen <yingjoe.chen@mediatek.com>
> Signed-off-by: Chaotian Jing <chaotian.jing@mediatek.com>
> ---
>  arch/arm/boot/dts/mt8135-evbp1.dts | 141 +++++++++++++++++++++++++++++++++++++
>  arch/arm/boot/dts/mt8135.dtsi      |  26 +++++++
>  2 files changed, 167 insertions(+)
> 
> diff --git a/arch/arm/boot/dts/mt8135-evbp1.dts b/arch/arm/boot/dts/mt8135-evbp1.dts
> index 357a91f..6d2fee9 100644
> --- a/arch/arm/boot/dts/mt8135-evbp1.dts
> +++ b/arch/arm/boot/dts/mt8135-evbp1.dts
> @@ -24,6 +24,147 @@
>  	};
>  };
>  
> +&mmc0 {
> +	pinctrl-names = "default", "state_uhs";
> +	pinctrl-0 = <&mmc0_pins_default>;
> +	pinctrl-1 = <&mmc0_pins_uhs>;
> +	status = "okay";
> +	bus-width = <8>;
> +	max-frequency = <50000000>;
> +	cap-mmc-highspeed;
> +	vmmc-supply = <&mt6397_vemc_3v3_reg>;
> +	non-removable;
> +	func = "EMMC";

...

> +	func = "SDCARD";

These have been removed in earlier versions, right?

> diff --git a/arch/arm/boot/dts/mt8135.dtsi b/arch/arm/boot/dts/mt8135.dtsi
> index 4d1ddd9..2c5c4da 100644
> --- a/arch/arm/boot/dts/mt8135.dtsi
> +++ b/arch/arm/boot/dts/mt8135.dtsi
> @@ -212,5 +212,31 @@
>  			status = "disabled";
>  		};
>  
> +		mmc0: mmc@11230000 {
> +			compatible = "mediatek,mt8135-mmc";
> +			reg = <0 0x11230000 0 0x108>;

Please use the whole register space for the controller here, not only
the one actually used by the registers.

Sascha

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