linux-kernel - Re: [PATCH v4 5/7] dt-bindings: sram: Merge Rockchip SRAM bindings into generic

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Date:   Mon, 21 Oct 2019 18:18:14 +0200
From:   Heiko Stübner <heiko@...ech.de>
To:     Krzysztof Kozlowski <krzk@...nel.org>
Cc:     Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        Maxime Ripard <mripard@...nel.org>,
        Chen-Yu Tsai <wens@...e.org>, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-rockchip@...ts.infradead.org
Subject: Re: [PATCH v4 5/7] dt-bindings: sram: Merge Rockchip SRAM bindings into generic

Am Montag, 21. Oktober 2019, 18:13:49 CEST schrieb Krzysztof Kozlowski:
> The Rockchip SRAM bindings list only compatible so integrate them into
> generic SRAM bindings schema.
> 
> Signed-off-by: Krzysztof Kozlowski <krzk@...nel.org>

Acked-by: Heiko Stuebner <heiko@...ech.de>

> 
> ---
> 
> Changes since v3:
> 1. New patch
> ---
>  .../bindings/sram/rockchip-smp-sram.txt       | 30 -------------------
>  .../devicetree/bindings/sram/sram.yaml        | 15 ++++++++++
>  2 files changed, 15 insertions(+), 30 deletions(-)
>  delete mode 100644 Documentation/devicetree/bindings/sram/rockchip-smp-sram.txt
> 
> diff --git a/Documentation/devicetree/bindings/sram/rockchip-smp-sram.txt b/Documentation/devicetree/bindings/sram/rockchip-smp-sram.txt
> deleted file mode 100644
> index 800701ecffca..000000000000
> --- a/Documentation/devicetree/bindings/sram/rockchip-smp-sram.txt
> +++ /dev/null
> @@ -1,30 +0,0 @@
> -Rockchip SRAM for smp bringup:
> -------------------------------
> -
> -Rockchip's smp-capable SoCs use the first part of the sram for the bringup
> -of the cores. Once the core gets powered up it executes the code that is
> -residing at the very beginning of the sram.
> -
> -Therefore a reserved section sub-node has to be added to the mmio-sram
> -declaration.
> -
> -Required sub-node properties:
> -- compatible : should be "rockchip,rk3066-smp-sram"
> -
> -The rest of the properties should follow the generic mmio-sram discription
> -found in Documentation/devicetree/bindings/sram/sram.txt
> -
> -Example:
> -
> -	sram: sram@...80000 {
> -		compatible = "mmio-sram";
> -		reg = <0x10080000 0x10000>;
> -		#address-cells = <1>;
> -		#size-cells = <1>;
> -		ranges;
> -
> -		smp-sram@...80000 {
> -			compatible = "rockchip,rk3066-smp-sram";
> -			reg = <0x10080000 0x50>;
> -		};
> -	};
> diff --git a/Documentation/devicetree/bindings/sram/sram.yaml b/Documentation/devicetree/bindings/sram/sram.yaml
> index b92e3e10fbfc..1c2d8b0408c0 100644
> --- a/Documentation/devicetree/bindings/sram/sram.yaml
> +++ b/Documentation/devicetree/bindings/sram/sram.yaml
> @@ -68,6 +68,7 @@ patternProperties:
>            - amlogic,meson8-smp-sram
>            - amlogic,meson8b-smp-sram
>            - renesas,smp-sram
> +          - rockchip,rk3066-smp-sram
>            - samsung,exynos4210-sysram
>            - samsung,exynos4210-sysram-ns
>  
> @@ -201,3 +202,17 @@ examples:
>              reg = <0 0x10>;
>          };
>      };
> +
> +  - |
> +    sram@...80000 {
> +        compatible = "mmio-sram";
> +        reg = <0x10080000 0x10000>;
> +        #address-cells = <1>;
> +        #size-cells = <1>;
> +        ranges;
> +
> +        smp-sram@...80000 {
> +            compatible = "rockchip,rk3066-smp-sram";
> +            reg = <0x10080000 0x50>;
> +        };
> +    };
>