linux-kernel - Re: [PATCH v2 13/19] ARM: dts: Add OpenBMC flash layout

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Date:   Mon, 18 Dec 2017 10:04:44 +0100
From:   Cédric Le Goater <clg@...d.org>
To:     Joel Stanley <joel@....id.au>, Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        Arnd Bergmann <arnd@...db.de>,
        Andrew Jeffery <andrew@...id.au>,
        Patrick Venture <venture@...gle.com>, Xo Wang <xow@...gle.com>,
        Lei YU <mine260309@...il.com>
Cc:     Benjamin Herrenschmidt <benh@...nel.crashing.org>,
        Jeremy Kerr <jk@...abs.org>, devicetree@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
        linux-aspeed@...ts.ozlabs.org
Subject: Re: [PATCH v2 13/19] ARM: dts: Add OpenBMC flash layout

On 12/15/2017 07:24 AM, Joel Stanley wrote:
> This is a layout used by OpenBMC systems. It describes the fixed flash
> layout of a 32MB mtd device.
> 
> Signed-off-by: Joel Stanley <joel@....id.au>


Reviewed-by: Cédric Le Goater <clg@...d.org>


> ---
>  arch/arm/boot/dts/openbmc-flash-layout.dtsi | 32 +++++++++++++++++++++++++++++
>  1 file changed, 32 insertions(+)
>  create mode 100644 arch/arm/boot/dts/openbmc-flash-layout.dtsi
> 
> diff --git a/arch/arm/boot/dts/openbmc-flash-layout.dtsi b/arch/arm/boot/dts/openbmc-flash-layout.dtsi
> new file mode 100644
> index 000000000000..63ad8db7a431
> --- /dev/null
> +++ b/arch/arm/boot/dts/openbmc-flash-layout.dtsi
> @@ -0,0 +1,32 @@
> +// SPDX-License-Identifier: GPL-2.0+
> +
> +partitions {
> +	compatible = "fixed-partitions";
> +	#address-cells = <1>;
> +	#size-cells = <1>;
> +
> +	u-boot@0 {
> +		reg = <0x0 0x60000>;
> +		label = "u-boot";
> +	};
> +
> +	u-boot-env@...00 {
> +		reg = <0x60000 0x20000>;
> +		label = "u-boot-env";
> +	};
> +
> +	kernel@...00 {
> +		reg = <0x80000 0x440000>;
> +		label = "kernel";
> +	};
> +
> +	rofs@...000 {
> +		reg = <0x4c0000 0x1740000>;
> +		label = "rofs";
> +	};
> +
> +	rwfs@...0000 {
> +		reg = <0x1c00000 0x400000>;
> +		label = "rwfs";
> +	};
> +};
>