Hi Milo,
On Thu, Aug 25, 2016 at 03:44:54PM +0900, Milo Kim wrote:
> In H3, PA5 can be used as PWM and UART0. If the PWM is used, the console
> UART should be moved to other port.
> This patch enables UART1 pinctrl to support this case.
>
> PA5: PWM
> PG6, PG7: debug console
>
> Cc: Chen-Yu Tsai <wens@xxxxxxxx>
> Cc: Maxime Ripard <maxime.ripard@xxxxxxxxxxxxxxxxxx>
> Cc: Rob Herring <robh+dt@xxxxxxxxxx>
> Signed-off-by: Milo Kim <woogyom.kim@xxxxxxxxx>
> ---
> arch/arm/boot/dts/sun8i-h3.dtsi | 7 +++++++
> 1 file changed, 7 insertions(+)
>
> diff --git a/arch/arm/boot/dts/sun8i-h3.dtsi b/arch/arm/boot/dts/sun8i-h3.dtsi
> index 3a965fb..fdb6801 100644
> --- a/arch/arm/boot/dts/sun8i-h3.dtsi
> +++ b/arch/arm/boot/dts/sun8i-h3.dtsi
> @@ -526,6 +526,13 @@
> allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
> };
>
> + uart1_pins_a: uart1@0 {
> + allwinner,pins = "PG6", "PG7";
> + allwinner,function = "uart1";
> + allwinner,drive = <SUN4I_PINCTRL_10_MA>;
> + allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
> + };
> +
Our policy is that we don't introduce new pinctrl nodes that are not
used by any board to avoid bloating the DT too much with unused nodes.
If you have a board using it, please submit that change as well.
Thanks!
Maxime
--
Maxime Ripard, Free Electrons
Embedded Linux and Kernel engineering
http://free-electrons.com
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