Re: [PATCH v2,2/3] tty/serial: meson_uart: add documentation for the dt-bindings

[Mark Rutland <mark.rutland-5wv7dgnIgG8@public.gmane.org>]

On Tue, Mar 28, 2017 at 11:25:44AM +0200, Helmut Klein wrote:
> Add the documentation for the device tree binding of meson_uart
> 
> Signed-off-by: Helmut Klein <hgkr.klein-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
> ---
>  .../bindings/serial/amlogic,meson_uart.txt         | 25 ++++++++++++++++++++++
>  1 file changed, 25 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/serial/amlogic,meson_uart.txt
> 
> diff --git a/Documentation/devicetree/bindings/serial/amlogic,meson_uart.txt b/Documentation/devicetree/bindings/serial/amlogic,meson_uart.txt
> new file mode 100644
> index 000000000000..6f94ba25760d
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/serial/amlogic,meson_uart.txt
> @@ -0,0 +1,25 @@
> +* Amlogic Meson UART, used in multiple SoCs (e.g. S905, s905X, ...)
> +
> +Required properties:
> +- compatible	: "amlogic,meson-uart"
> +- reg		: offset and length of the register set for the device.
> +- interrupts	: device interrupt
> +- clocks	: the baud rate clock for the UART and optionally the core clock for the none AO uarts
> +e.g.
> +uart_A: serial@84c0 {
> +	compatible = "amlogic,meson-uart";
> +	reg = <0x0 0x84c0 0x0 0x14>;
> +	pinctrl-0 = <&uart_a_pins &uart_a_cts_rts_pins>;
> +	interrupts = <GIC_SPI 26 IRQ_TYPE_EDGE_RISING>;
> +	clocks = <&xtal>, <&clkc CLKID_UART0>;
> +	clock-names = "xtal", "core";

Please define these explicitly above, e.g.

- clocks: a list of phandle + clock-specifier pairs, one for each entry
          in clock names.
- clock-names: contains:
  * "xtal" for the baud rate clock
  * "core" for the non-AO UARTs (optional)

Thanks,
Mark.
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