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

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Date:	Mon, 7 Dec 2015 12:09:35 +0800
From:	Daniel Kurtz <djkurtz@...omium.org>
To:	Bayi Cheng <bayi.cheng@...iatek.com>
Cc:	Matthias Brugger <matthias.bgg@...il.com>,
	Brian Norris <computersforpeace@...il.com>,
	"open list:OPEN FIRMWARE AND..." <devicetree@...r.kernel.org>,
	"linux-arm-kernel@...ts.infradead.org" 
	<linux-arm-kernel@...ts.infradead.org>,
	linux-mediatek@...ts.infradead.org,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	linux-mtd@...ts.infradead.org,
	srv_heupstream <srv_heupstream@...iatek.com>
Subject: Re: [PATCH] arm64: dts: mt8173: Add nor flash node

Bayi,

On Mon, Dec 7, 2015 at 11:53 AM, Bayi Cheng <bayi.cheng@...iatek.com> wrote:
> Add Mediatek nor flash node
>
> Signed-off-by: Bayi Cheng <bayi.cheng@...iatek.com>
> Acked-by: Brian Norris <computersforpeace@...il.com>
> ---
> Previous version of this patch is
> http://lists.infradead.org/pipermail/linux-arm-kernel/2015-November/386005.html
> Drop flash node from mt8173.dtsi accroding review comment

Is there a flash on mt8173-evb that can be accessed by the nor_flash ?
If so, can you include flash@0 node in the mt8173-evb.dts.

-Dan

>
> ---
>  arch/arm64/boot/dts/mediatek/mt8173.dtsi | 11 +++++++++++
>  1 file changed, 11 insertions(+)
>
> diff --git a/arch/arm64/boot/dts/mediatek/mt8173.dtsi b/arch/arm64/boot/dts/mediatek/mt8173.dtsi
> index 4dd5f93..af08e97 100644
> --- a/arch/arm64/boot/dts/mediatek/mt8173.dtsi
> +++ b/arch/arm64/boot/dts/mediatek/mt8173.dtsi
> @@ -387,6 +387,17 @@
>                         status = "disabled";
>                 };
>
> +               nor_flash: spi@...0d000 {
> +                       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>;
> +                       status = "disabled";
> +               };
> +
>                 i2c3: i2c@...10000 {
>                         compatible = "mediatek,mt8173-i2c";
>                         reg = <0 0x11010000 0 0x70>,
> --
> 1.8.1.1.dirty
>
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