linux-kernel - Re: [PATCH v4 3/3] arm64: dts: mt8173: Add nor flash node

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Date:	Tue, 13 Oct 2015 17:33:38 +0300
From:	Sergei Shtylyov <sergei.shtylyov@...entembedded.com>
To:	Bayi Cheng <bayi.cheng@...iatek.com>,
	David Woodhouse <dwmw2@...radead.org>,
	Brian Norris <computersforpeace@...il.com>
Cc:	Mark Rutland <mark.rutland@....com>, devicetree@...r.kernel.org,
	srv_heupstream@...iatek.com, Pawel Moll <pawel.moll@....com>,
	Ian Campbell <ijc+devicetree@...lion.org.uk>,
	Sascha Hauer <s.hauer@...gutronix.de>,
	linux-kernel@...r.kernel.org, Daniel Kurtz <djkurtz@...omium.org>,
	Rob Herring <robh+dt@...nel.org>,
	linux-mediatek@...ts.infradead.org,
	Kumar Gala <galak@...eaurora.org>,
	Matthias Brugger <matthias.bgg@...il.com>,
	linux-mtd@...ts.infradead.org, linux-arm-kernel@...ts.infradead.org
Subject: Re: [PATCH v4 3/3] arm64: dts: mt8173: Add nor flash node

Hello.

On 10/13/2015 12:39 PM, Bayi Cheng wrote:

> Add Mediatek nor flash node
>
> Signed-off-by: Bayi Cheng <bayi.cheng@...iatek.com>
> ---
>   arch/arm64/boot/dts/mediatek/mt8173.dtsi | 15 +++++++++++++++
>   1 file changed, 15 insertions(+)
>
> diff --git a/arch/arm64/boot/dts/mediatek/mt8173.dtsi b/arch/arm64/boot/dts/mediatek/mt8173.dtsi
> index d18ee42..385c2e4 100644
> --- a/arch/arm64/boot/dts/mediatek/mt8173.dtsi
> +++ b/arch/arm64/boot/dts/mediatek/mt8173.dtsi
> @@ -365,6 +365,21 @@
>   			status = "disabled";
>   		};
>
> +		nor_flash: spi@...0d000 {

    I don't think this is a good label name for a SPI controller.

> +			compatible = "mediatek,mt8173-nor";
> +			reg = <0 0x1100d000 0 0xe0>;
> +			clocks = <&pericfg CLK_PERI_SPI>,
> +				 <&topckgen CLK_TOP_SPINFI_IFR_SEL>;
> +			clock-names = "spi", "sf";
> +			#address-cells = <1>;
> +			#size-cells = <0>;
> +
> +			flash@0 {
> +				compatible = "jedec,spi-nor";
> +				reg = <0>;
> +			};
> +		};
> +
>   		i2c3: i2c3@...10000 {

    Grr, the name should be "i2c@...10000".

[...]

MBR, Sergei

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