On Wed, 14 Jan 2015, Alexandre Belloni wrote:
> From: Boris Brezillon <boris.brezillon@xxxxxxxxxxxxxxxxxx>
>
> 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@xxxxxxxxxxxxxxxxxx>
> Acked-by: Lee Jones <lee.jones@xxxxxxxxxx>
> ---
> Documentation/devicetree/bindings/mfd/atmel-smc.txt | 19 +++++++++++++++++++
> 1 file changed, 19 insertions(+)
> create mode 100644 Documentation/devicetree/bindings/mfd/atmel-smc.txt
Applied, thanks.
> diff --git a/Documentation/devicetree/bindings/mfd/atmel-smc.txt b/Documentation/devicetree/bindings/mfd/atmel-smc.txt
> new file mode 100644
> index 000000000000..26eeed373934
> --- /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.
> +
> +Example:
> +
> +smc: smc@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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