[PATCH linux-next 4/5] Documentation: atmel-quadspi: add binding file for Atmel QSPI driver
Nicolas Ferre
nicolas.ferre at atmel.com
Fri Dec 11 01:26:08 PST 2015
Le 07/12/2015 15:09, Cyrille Pitchen a écrit :
> This patch documents the DT bindings for the driver of the Atmel QSPI
> controller embedded inside sama5d2x SoCs.
>
> Signed-off-by: Cyrille Pitchen <cyrille.pitchen at atmel.com>
The change is very small from previous one and moreover accepted by Rob.
So, for sure:
Acked-by: Nicolas Ferre <nicolas.ferre at atmel.com>
> ---
> .../devicetree/bindings/mtd/atmel-quadspi.txt | 32 ++++++++++++++++++++++
> 1 file changed, 32 insertions(+)
> create mode 100644 Documentation/devicetree/bindings/mtd/atmel-quadspi.txt
>
> diff --git a/Documentation/devicetree/bindings/mtd/atmel-quadspi.txt b/Documentation/devicetree/bindings/mtd/atmel-quadspi.txt
> new file mode 100644
> index 000000000000..e81f20f9faf1
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/mtd/atmel-quadspi.txt
> @@ -0,0 +1,32 @@
> +* Atmel Quad Serial Peripheral Interface (QSPI)
> +
> +Required properties:
> +- compatible: Should be "atmel,sama5d2-qspi".
> +- reg: Should contain the locations and lengths of the base registers
> + and the mapped memory.
> +- reg-names: Should contain the resource reg names:
> + - qspi_base: configuration register address space
> + - qspi_mmap: memory mapped address space
> +- interrupts: Should contain the interrupt for the device.
> +- clocks: The phandle of the clock needed by the QSPI controller.
> +- #address-cells: Should be <1>.
> +- #size-cells: Should be <0>.
> +
> +Example:
> +
> +spi at f0020000 {
> + compatible = "atmel,sama5d2-qspi";
> + reg = <0xf0020000 0x100>, <0xd0000000 0x8000000>;
> + reg-names = "qpsi_base", "qspi_mmap";
> + interrupts = <52 IRQ_TYPE_LEVEL_HIGH 7>;
> + clocks = <&spi0_clk>;
> + #address-cells = <1>;
> + #size-cells = <0>;
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_spi0_default>;
> + status = "okay";
> +
> + m25p80 at 0 {
> + ...
> + };
> +};
>
--
Nicolas Ferre
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