Hi Wolfram,
CC devicetree
On Thu, May 1, 2014 at 12:21 AM, Wolfram Sang <wsa@xxxxxxxxxxxxx> wrote:
> From: Wolfram Sang <wsa+renesas@xxxxxxxxxxxxxxxxxxxx>
>
> Reported-by: Geert Uytterhoeven <geert+renesas@xxxxxxxxx>
> Signed-off-by: Wolfram Sang <wsa+renesas@xxxxxxxxxxxxxxxxxxxx>
> ---
> .../devicetree/bindings/i2c/i2c-sh_mobile.txt | 26 ++++++++++++++++++++++
> 1 file changed, 26 insertions(+)
> create mode 100644 Documentation/devicetree/bindings/i2c/i2c-sh_mobile.txt
>
> diff --git a/Documentation/devicetree/bindings/i2c/i2c-sh_mobile.txt b/Documentation/devicetree/bindings/i2c/i2c-sh_mobile.txt
> new file mode 100644
> index 000000000000..d2153ce36fa8
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/i2c/i2c-sh_mobile.txt
> @@ -0,0 +1,26 @@
> +Device tree configuration for Renesas IIC (sh_mobile) driver
> +
> +Required properties:
> +- compatible : "renesas,iic-<soctype>". "renesas,rmobile-iic" as fallback
Please also list all supported values, so checkpatch can validate DTS compatible
properties against this binding document.
> +- reg : address start and address range size of device
> +- interrupts : interrupt of device
> +- clocks : clock for device
> +- #address-cells : should be <1>
> +- #size-cells : should be <0>
> +
> +Optional properties:
> +- clock-frequency : frequency of bus clock in Hz. Default 100kHz if unset.
> +
> +Pinctrl properties might be needed, too. See there.
> +
> +Example:
> +
> + iic0: i2c@e6500000 {
> + compatible = "renesas,iic-r8a7790", "renesas,rmobile-iic";
> + reg = <0 0xe6500000 0 0x425>;
> + interrupts = <0 174 IRQ_TYPE_LEVEL_HIGH>;
> + clocks = <&mstp3_clks R8A7790_CLK_IIC0>;
> + clock-frequency = <400000>;
> + #address-cells = <1>;
> + #size-cells = <0>;
> + };
Gr{oetje,eeting}s,
Geert
--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@xxxxxxxxxxxxxx
In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
-- Linus Torvalds
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