Re: [PATCH 4/9] arm64: dts: meson: g12a: add uart_ao_a pinctrl

From: Neil Armstrong
Date: Mon Mar 11 2019 - 05:13:45 EST


On 07/03/2019 16:13, Neil Armstrong wrote:
> From: Jerome Brunet <jbrunet@xxxxxxxxxxxx>
>
> Add the always on UART pinctrl setting to the g12a soc DT and
> use it for the u200 reference design
>
> Signed-off-by: Jerome Brunet <jbrunet@xxxxxxxxxxxx>
> Signed-off-by: Neil Armstrong <narmstrong@xxxxxxxxxxxx>
> ---
> .../arm64/boot/dts/amlogic/meson-g12a-u200.dts | 2 ++
> arch/arm64/boot/dts/amlogic/meson-g12a.dtsi | 18 ++++++++++++++++++
> 2 files changed, 20 insertions(+)
>
> diff --git a/arch/arm64/boot/dts/amlogic/meson-g12a-u200.dts b/arch/arm64/boot/dts/amlogic/meson-g12a-u200.dts
> index c44dbdddf2cf..f2afd0bf3e28 100644
> --- a/arch/arm64/boot/dts/amlogic/meson-g12a-u200.dts
> +++ b/arch/arm64/boot/dts/amlogic/meson-g12a-u200.dts
> @@ -25,5 +25,7 @@
>
> &uart_AO {
> status = "okay";
> + pinctrl-0 = <&uart_ao_a_pins>;
> + pinctrl-names = "default";
> };
>
> diff --git a/arch/arm64/boot/dts/amlogic/meson-g12a.dtsi b/arch/arm64/boot/dts/amlogic/meson-g12a.dtsi
> index c141cc7f6b09..f8f055c49f9a 100644
> --- a/arch/arm64/boot/dts/amlogic/meson-g12a.dtsi
> +++ b/arch/arm64/boot/dts/amlogic/meson-g12a.dtsi
> @@ -177,6 +177,24 @@
> #gpio-cells = <2>;
> gpio-ranges = <&ao_pinctrl 0 0 15>;
> };
> +
> + uart_ao_a_pins: uart_a_ao {
> + mux {
> + groups = "uart_ao_a_tx",
> + "uart_ao_a_rx";
> + function = "uart_ao_a";
> + bias-disable;
> + };
> + };
> +
> + uart_ao_a_cts_rts_pins: uart_ao_a_cts_rts {
> + mux {
> + groups = "uart_ao_a_cts",
> + "uart_ao_a_rts";
> + function = "uart_ao_a";
> + bias-disable;
> + };
> + };
> };
> };
>
>

Will move this out of this patchset to the boards patchset