On Mon, 2017-03-27 at 22:12 -0700, Brendan Higgins wrote:
> Added device tree binding documentation for Aspeed I2C busses.
> 
> Signed-off-by: Brendan Higgins <brendanhigg...@google.com>

> +     i2c0: i2c-bus@40 {
> +             #address-cells = <1>;
> +             #size-cells = <0>;
> +             #interrupt-cells = <1>;
> +             reg = <0x40 0x40>;
> +             compatible = "aspeed,ast2400-i2c-bus";
> +             bus = <0>;
> +             clocks = <&clk_apb>;
> +             clock-frequency = <100000>;

For busses it's more traditional to make this "bus-frequency" but
that's a nit and Linux/fdt has not respected that tradition terribly
well. If you respin, it might be work changing.

The clock-frequency tends to be the frequency of the controller itself.

> +             status = "disabled";
> +             interrupts = <0>;
> +             interrupt-parent = <&i2c_ic>;
> +     };
> +};

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