[PATCH v2 04/11] mfd: syscon: Add Atmel SMC binding doc

Lee Jones lee.jones at linaro.org
Mon Nov 10 01:55:02 PST 2014


On Wed, 05 Nov 2014, Boris Brezillon wrote:

> The SMC registers are used to configure Atmel EBI (External Bus Interface)
> to interface with standard memory devices (NAND, NOR, SRAM or specialized
> devices like FPGAs).
> 
> Declare this memory region as a syscon, so that different drivers can
> configure the SMC interface (mostly timing configuration) according to
> their need.
> 
> Signed-off-by: Boris Brezillon <boris.brezillon at free-electrons.com>
> ---
>  Documentation/devicetree/bindings/mfd/atmel-smc.txt | 19 +++++++++++++++++++
>  1 file changed, 19 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/mfd/atmel-smc.txt
> 
> diff --git a/Documentation/devicetree/bindings/mfd/atmel-smc.txt b/Documentation/devicetree/bindings/mfd/atmel-smc.txt
> new file mode 100644
> index 0000000..0c0cc3d
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/mfd/atmel-smc.txt
> @@ -0,0 +1,19 @@
> +* Device tree bindings for Atmel SMC (Static Memory Controller)
> +
> +The SMC registers are used to configure Atmel EBI (External Bus Interface)
> +to interface with standard memory devices (NAND, NOR, SRAM or specialized
> +devices like FPGAs).
> +
> +Required properties:
> +- compatible:		should be one of the following
> +			"atmel,at91sam9260-smc", "syscon"
> +			"atmel,sama5d3-smc", "syscon"
> +- reg:			contains offset/length value of the SMC memory
> +			region.

I'd be happier if the sentences started with uppercase letters, but
nothing too offensive or controversial here:

Acked-by: Lee Jones <lee.jones at linaro.org>

> +Example:
> +
> +smc: smc at ffffc000 {
> +	compatible = "atmel,sama5d3-smc", "syscon";
> +	reg = <0xffffc000 0x1000>;
> +};

-- 
Lee Jones
Linaro STMicroelectronics Landing Team Lead
Linaro.org │ Open source software for ARM SoCs
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