Hi,
On Wed, Jul 29, 2015 at 1:04 PM, Leilk Liu <leilk.liu@xxxxxxxxxxxx> wrote:
> Signed-off-by: Leilk Liu <leilk.liu@xxxxxxxxxxxx>
> ---
> .../devicetree/bindings/spi/spi-mt65xx.txt | 38 ++++++++++++++++++++++
> 1 file changed, 38 insertions(+)
> create mode 100644 Documentation/devicetree/bindings/spi/spi-mt65xx.txt
>
> diff --git a/Documentation/devicetree/bindings/spi/spi-mt65xx.txt b/Documentation/devicetree/bindings/spi/spi-mt65xx.txt
> new file mode 100644
> index 0000000..f8005d6
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/spi/spi-mt65xx.txt
> @@ -0,0 +1,38 @@
> +MTK SPI device
You are calling it "MediaTek SPI controller" in the Kconfig entry, so
you should call it that here as well.
> +
> +Required properties:
> +- compatible: should be one of the following.
> + - mediatek,mt8173-spi: for mt8173 platforms
> + - mediatek,mt8135-spi: for mt8135 platforms
> + - mediatek,mt6589-spi: for mt6589 platforms
> +
> +- #address-cells: should be 1.
> +
> +- #size-cells: should be 0.
> +
> +- reg: Address and length of the register set for the device
> +
> +- interrupts: Should contain spi interrupt
> +
> +- clocks: phandles to input clocks.
> +
> +- clock-names: tuple listing input clock names.
> + Required elements: "main"
> +
> +- pad-select: should specify spi pad used, only required for MT8173.
> + This value should be 0~3.
As already commented on the v3, this is a vendor property, and must
have a vendor prefix, so it must be called "mediatek,pad-select".
> +
> +Example:
> +
> +- SoC Specific Portion:
> +spi: spi@1100a000 {
> + compatible = "mediatek,mt8173-spi";
> + #address-cells = <1>;
> + #size-cells = <0>;
> + reg = <0 0x1100a000 0 0x1000>;
> + interrupts = <GIC_SPI 110 IRQ_TYPE_LEVEL_LOW>;
> + clocks = <&pericfg CLK_PERI_SPI0>;
> + clock-names = "main";
> + pad-select = <0>;
> + status = "disabled";
> +};
Jonas
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