[PATCH 4/5] ARM: dts: stm32: Add alternate pinmux for mco2 pins

[Johann Neuhauser]

> From: Marek Vasut [mailto:marex at denx.de]
> Sent: Tuesday, January 18, 2022 9:30 PM
> 
> Add pinmux option for MCO2 pin. This is used on DHCOM when the
> ethernet PHY 50 MHz clock is generated by the MCO2 on PG2 pin.
> 
> Signed-off-by: Marek Vasut <marex at denx.de>
> Cc: Alexandre Torgue <alexandre.torgue at foss.st.com>
> Cc: Christophe Roullier <christophe.roullier at foss.st.com>
> Cc: Gabriel Fernandez <gabriel.fernandez at foss.st.com>
> Cc: Patrice Chotard <patrice.chotard at foss.st.com>
> Cc: Patrick Delaunay <patrick.delaunay at foss.st.com>
> Cc: Stephen Boyd <sboyd at kernel.org>
> Cc: linux-clk at vger.kernel.org
> Cc: linux-stm32 at st-md-mailman.stormreply.com
> To: linux-arm-kernel at lists.infradead.org
> ---
>  arch/arm/boot/dts/stm32mp15-pinctrl.dtsi | 15 +++++++++++++++
>  1 file changed, 15 insertions(+)
> 
> diff --git a/arch/arm/boot/dts/stm32mp15-pinctrl.dtsi b/arch/arm/boot/dts/stm32mp15-pinctrl.dtsi
> index 2cd2ac9beaf20..6da84e3f05ea3 100644
> --- a/arch/arm/boot/dts/stm32mp15-pinctrl.dtsi
> +++ b/arch/arm/boot/dts/stm32mp15-pinctrl.dtsi
> @@ -882,6 +882,21 @@ pins {
>                 };
>         };
> 
> +       mco2_pins_a: mco2-0 {
> +               pins {
> +                       pinmux = <STM32_PINMUX('G', 2, AF1)>; /* MCO2 */
> +                       bias-disable;
> +                       drive-push-pull;
> +                       slew-rate = <2>;
> +               };
> +       };
> +
> +       mco2_sleep_pins_a: mco2-sleep-0 {
> +               pins {
> +                       pinmux = <STM32_PINMUX('G', 2, ANALOG)>; /* MCO2 */
> +               };
> +       };
> +
>         m_can1_pins_a: m-can1-0 {
>                 pins1 {
>                         pinmux = <STM32_PINMUX('H', 13, AF9)>; /* CAN1_TX */
> --
> 2.34.1
Tested-by: Johann Neuhauser <jneuhauser at dh-electronics.com>