[PATCH 2/6] ARM: dts: stm32: Add alternate pinmux for UART4 pins

[Patrice CHOTARD]

Hi Marek

On 6/13/22 11:55, Marek Vasut wrote:
> Add another mux option for UART4 pins, this is used on DRC Compact board.
> 
> Signed-off-by: Marek Vasut <marex at denx.de>
> Cc: Patrice Chotard <patrice.chotard at foss.st.com>
> Cc: Patrick Delaunay <patrick.delaunay at foss.st.com>
> ---
>  arch/arm/dts/stm32mp15-pinctrl.dtsi | 30 +++++++++++++++++++++++++++++
>  1 file changed, 30 insertions(+)
> 
> diff --git a/arch/arm/dts/stm32mp15-pinctrl.dtsi b/arch/arm/dts/stm32mp15-pinctrl.dtsi
> index 823ef2e2aab..dc329bf531e 100644
> --- a/arch/arm/dts/stm32mp15-pinctrl.dtsi
> +++ b/arch/arm/dts/stm32mp15-pinctrl.dtsi
> @@ -1835,6 +1835,36 @@
>  		};
>  	};
>  
> +	uart4_pins_d: uart4-3 {
> +		pins1 {
> +			pinmux = <STM32_PINMUX('A', 13, AF8)>; /* UART4_TX */
> +			bias-disable;
> +			drive-push-pull;
> +			slew-rate = <0>;
> +		};
> +		pins2 {
> +			pinmux = <STM32_PINMUX('B', 2, AF8)>; /* UART4_RX */
> +			bias-disable;
> +		};
> +	};
> +
> +	uart4_idle_pins_d: uart4-idle-3 {
> +		pins1 {
> +			pinmux = <STM32_PINMUX('A', 13, ANALOG)>; /* UART4_TX */
> +		};
> +		pins2 {
> +			pinmux = <STM32_PINMUX('B', 2, AF8)>; /* UART4_RX */
> +			bias-disable;
> +		};
> +	};
> +
> +	uart4_sleep_pins_d: uart4-sleep-3 {
> +		pins {
> +			pinmux = <STM32_PINMUX('A', 13, ANALOG)>, /* UART4_TX */
> +				 <STM32_PINMUX('B', 2, ANALOG)>; /* UART4_RX */
> +		};
> +	};
> +
>  	uart7_pins_a: uart7-0 {
>  		pins1 {
>  			pinmux = <STM32_PINMUX('E', 8, AF7)>; /* UART7_TX */
Reviewed-by: Patrice Chotard <patrice.chotard at foss.st.com>

Thanks
Patrice