[U-Boot] [PATCH v3 2/2] i2c: atmel: DT binding for i2c driver
Heiko Schocher invitel
heiko.schocher at invitel.hu
Wed Jun 29 08:11:20 CEST 2016
Hello Songjun Wu,
Am 20.06.2016 um 07:22 schrieb Songjun Wu:
> DT binding documentation for atmel i2c driver.
>
> Signed-off-by: Songjun Wu <songjun.wu at atmel.com>
> ---
>
> Changes in v3: None
> Changes in v2:
> - Add phandles to input clocks
>
> doc/device-tree-bindings/i2c/i2c-at91.txt | 26 ++++++++++++++++++++++++++
> 1 file changed, 26 insertions(+)
> create mode 100644 doc/device-tree-bindings/i2c/i2c-at91.txt
Thanks!
Reviewed-by: Heiko Schocher <hs at denx.de>
Acked-by: Heiko Schocher <hs at denx.de>
bye,
Heiko
>
> diff --git a/doc/device-tree-bindings/i2c/i2c-at91.txt b/doc/device-tree-bindings/i2c/i2c-at91.txt
> new file mode 100644
> index 0000000..2065b73
> --- /dev/null
> +++ b/doc/device-tree-bindings/i2c/i2c-at91.txt
> @@ -0,0 +1,26 @@
> +I2C for Atmel platforms
> +
> +Required properties :
> +- compatible : Must be "atmel,at91rm9200-i2c", "atmel,at91sam9261-i2c",
> + "atmel,at91sam9260-i2c", "atmel,at91sam9g20-i2c", "atmel,at91sam9g10-i2c",
> + "atmel,at91sam9x5-i2c", "atmel,sama5d4-i2c" or "atmel,sama5d2-i2c".
> +- reg: physical base address of the controller and length of memory mapped
> + region.
> +- #address-cells = <1>;
> +- #size-cells = <0>;
> +- clocks: phandles to input clocks.
> +
> +Optional properties:
> +- clock-frequency: Desired I2C bus frequency in Hz, default value is 100000.
> +- Child nodes conforming to i2c bus binding.
> +
> +Examples :
> +
> +i2c0: i2c at f8028000 {
> + compatible = "atmel,sama5d2-i2c";
> + reg = <0xf8028000 0x100>;
> + #address-cells = <1>;
> + #size-cells = <0>;
> + clocks = <&twi0_clk>;
> + clock-frequency = <100000>;
> +};
>
--
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