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SubjectRe: [PATCH 5/7] MIPS: mscc: ocelot: add GPIO4 pinmuxing DT node
Hi,

On 14/09/2018 11:44:26+0200, Quentin Schulz wrote:
> In order to use GPIO4 as a GPIO, we need to mux it in this mode so let's
> declare a new pinctrl DT node for it.
>
> Signed-off-by: Quentin Schulz <quentin.schulz@bootlin.com>
> ---
> arch/mips/boot/dts/mscc/ocelot.dtsi | 5 +++++
> 1 file changed, 5 insertions(+)
>
> diff --git a/arch/mips/boot/dts/mscc/ocelot.dtsi b/arch/mips/boot/dts/mscc/ocelot.dtsi
> index 8ce317c..b5c4c74 100644
> --- a/arch/mips/boot/dts/mscc/ocelot.dtsi
> +++ b/arch/mips/boot/dts/mscc/ocelot.dtsi
> @@ -182,6 +182,11 @@
> interrupts = <13>;
> #interrupt-cells = <2>;
>
> + gpio4: gpio4 {
> + pins = "GPIO_4";
> + function = "gpio";
> + };
> +

For a GPIO, I would do that in the board dts because it is not used
directly in the dtsi.

> uart_pins: uart-pins {
> pins = "GPIO_6", "GPIO_7";
> function = "uart";
> --
> git-series 0.9.1

--
Alexandre Belloni, Bootlin
Embedded Linux and Kernel engineering
https://bootlin.com

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