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Message-ID: <1486267249.10417.9.camel@mhfsdcap03>
Subject: Re: [PATCH v2 2/2] arm: dts: mt2701: add nor flash node
From: Guochun Mao <guochun.mao@mediatek.com>
To: Boris Brezillon <boris.brezillon@free-electrons.com>,
        Marek Vasut <marek.vasut@gmail.com>
CC: Brian Norris <computersforpeace@gmail.com>,
        John Crispin <john@phrozen.org>, David Woodhouse <dwmw2@infradead.org>,
        "Richard Weinberger" <richard@nod.at>,
        Cyrille Pitchen <cyrille.pitchen@atmel.com>,
        Rob Herring <robh+dt@kernel.org>, Mark Rutland <mark.rutland@arm.com>,
        Matthias Brugger <matthias.bgg@gmail.com>,
        Russell King <linux@armlinux.org.uk>, <linux-mtd@lists.infradead.org>,
        <devicetree@vger.kernel.org>, <linux-arm-kernel@lists.infradead.org>,
        <linux-mediatek@lists.infradead.org>, <linux-kernel@vger.kernel.org>
Date: Sun, 5 Feb 2017 12:00:49 +0800
In-Reply-To: <1485315515-29942-3-git-send-email-guochun.mao@mediatek.com>
References: <1485315515-29942-1-git-send-email-guochun.mao@mediatek.com>
         <1485315515-29942-3-git-send-email-guochun.mao@mediatek.com>
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On Wed, 2017-01-25 at 11:38 +0800, Guochun Mao wrote:
> Add Mediatek nor flash node.
> 
> Signed-off-by: Guochun Mao <guochun.mao@mediatek.com>
> ---
>  arch/arm/boot/dts/mt2701-evb.dts |   25 +++++++++++++++++++++++++
>  arch/arm/boot/dts/mt2701.dtsi    |   12 ++++++++++++
>  2 files changed, 37 insertions(+)
> 
> diff --git a/arch/arm/boot/dts/mt2701-evb.dts b/arch/arm/boot/dts/mt2701-evb.dts
> index 082ca88..85e5ae8 100644
> --- a/arch/arm/boot/dts/mt2701-evb.dts
> +++ b/arch/arm/boot/dts/mt2701-evb.dts
> @@ -24,6 +24,31 @@
>  	};
>  };
>  
> +&nor_flash {
> +	pinctrl-names = "default";
> +	pinctrl-0 = <&nor_pins_default>;
> +	status = "okay";
> +	flash@0 {
> +		compatible = "jedec,spi-nor";
> +		reg = <0>;
> +	};
> +};
> +
> +&pio {
> +	nor_pins_default: nor {
> +		pins1 {
> +			pinmux = <MT2701_PIN_240_EXT_XCS__FUNC_EXT_XCS>,
> +				 <MT2701_PIN_241_EXT_SCK__FUNC_EXT_SCK>,
> +				 <MT2701_PIN_239_EXT_SDIO0__FUNC_EXT_SDIO0>,
> +				 <MT2701_PIN_238_EXT_SDIO1__FUNC_EXT_SDIO1>,
> +				 <MT2701_PIN_237_EXT_SDIO2__FUNC_EXT_SDIO2>,
> +				 <MT2701_PIN_236_EXT_SDIO3__FUNC_EXT_SDIO3>;
> +			drive-strength = <MTK_DRIVE_4mA>;
> +			bias-pull-up;
> +		};
> +	};
> +};
> +
>  &uart0 {
>  	status = "okay";
>  };
> diff --git a/arch/arm/boot/dts/mt2701.dtsi b/arch/arm/boot/dts/mt2701.dtsi
> index bdf8954..1eefce4 100644
> --- a/arch/arm/boot/dts/mt2701.dtsi
> +++ b/arch/arm/boot/dts/mt2701.dtsi
> @@ -227,6 +227,18 @@
>  		status = "disabled";
>  	};
>  
> +	nor_flash: spi@11014000 {
> +		compatible = "mediatek,mt2701-nor",
> +			     "mediatek,mt8173-nor";
> +		reg = <0 0x11014000 0 0xe0>;
> +		clocks = <&pericfg CLK_PERI_FLASH>,
> +			 <&topckgen CLK_TOP_FLASH_SEL>;
> +		clock-names = "spi", "sf";
> +		#address-cells = <1>;
> +		#size-cells = <0>;
> +		status = "disabled";
> +	};
> +
>  	mmsys: syscon@14000000 {
>  		compatible = "mediatek,mt2701-mmsys", "syscon";
>  		reg = <0 0x14000000 0 0x1000>;

Hi,
mtk-quadspi.txt had been updated as suggested.
Is there suggestion about this patch?
Thanks.

BR,
Guochun