[PATCH v8 01/10] ARM: dts: stm32: Add alternate pinmux for ethernet

Alexandre TORGUE alexandre.torgue at foss.st.com
Tue May 2 08:20:45 PDT 2023


Hi Steffen

On 4/11/23 10:30, Steffen Trumtrar wrote:
> Add another option for the ethernet0 pins.
> It is almost identical to ethernet0_rgmii_pins_c apart from TXD0/1.
> 
> This is used on the Phycore STM32MP1.
> 
> Signed-off-by: Steffen Trumtrar <s.trumtrar at pengutronix.de>
> ---
>   arch/arm/boot/dts/stm32mp15-pinctrl.dtsi | 50 ++++++++++++++++++++++++
>   1 file changed, 50 insertions(+)
> 
> diff --git a/arch/arm/boot/dts/stm32mp15-pinctrl.dtsi b/arch/arm/boot/dts/stm32mp15-pinctrl.dtsi
> index a9d2bec990141..1c97db4dbfc6d 100644
> --- a/arch/arm/boot/dts/stm32mp15-pinctrl.dtsi
> +++ b/arch/arm/boot/dts/stm32mp15-pinctrl.dtsi
> @@ -341,6 +341,56 @@ pins1 {
>   		};
>   	};
>   
> +	ethernet0_rgmii_pins_d: rgmii-3 {
> +		pins1 {
> +			pinmux = <STM32_PINMUX('G', 5, AF11)>, /* ETH_RGMII_CLK125 */
> +				 <STM32_PINMUX('G', 13, AF11)>,	/* ETH_RGMII_TXD0 */
> +				 <STM32_PINMUX('G', 14, AF11)>,	/* ETH_RGMII_TXD1 */
> +				 <STM32_PINMUX('C', 2, AF11)>, /* ETH_RGMII_TXD2 */
> +				 <STM32_PINMUX('E', 2, AF11)>, /* ETH_RGMII_TXD3 */
> +				 <STM32_PINMUX('B', 11, AF11)>,	/* ETH_RGMII_TX_CTL */
> +				 <STM32_PINMUX('C', 1, AF11)>; /* ETH_MDC */
> +			bias-disable;
> +			drive-push-pull;
> +			slew-rate = <2>;
> +		};
> +		pins2 {
> +			pinmux = <STM32_PINMUX('A', 2, AF11)>; /* ETH_MDIO */
> +			bias-disable;
> +			drive-push-pull;
> +			slew-rate = <0>;
> +		};
> +		pins3 {
> +			pinmux = <STM32_PINMUX('C', 4, AF11)>, /* ETH_RGMII_RXD0 */
> +				 <STM32_PINMUX('C', 5, AF11)>, /* ETH_RGMII_RXD1 */
> +				 <STM32_PINMUX('H', 6, AF11)>, /* ETH_RGMII_RXD2 */
> +				 <STM32_PINMUX('B', 1, AF11)>, /* ETH_RGMII_RXD3 */
> +				 <STM32_PINMUX('A', 1, AF11)>, /* ETH_RGMII_RX_CLK */
> +				 <STM32_PINMUX('A', 7, AF11)>; /* ETH_RGMII_RX_CTL */
> +			bias-disable;
> +		};
> +	};
> +
> +	ethernet0_rgmii_sleep_pins_d: rgmii-sleep-8 {

Mistake here, it should be rgmii-sleep-3

> +		pins1 {
> +			pinmux = <STM32_PINMUX('G', 5, ANALOG)>, /* ETH_RGMII_CLK125 */
> +				 <STM32_PINMUX('G', 4, ANALOG)>, /* ETH_RGMII_GTX_CLK */
> +				 <STM32_PINMUX('G', 13, ANALOG)>, /* ETH_RGMII_TXD0 */
> +				 <STM32_PINMUX('G', 14, ANALOG)>, /* ETH_RGMII_TXD1 */
> +				 <STM32_PINMUX('C', 2, ANALOG)>, /* ETH_RGMII_TXD2 */
> +				 <STM32_PINMUX('E', 2, ANALOG)>, /* ETH_RGMII_TXD3 */
> +				 <STM32_PINMUX('B', 11, ANALOG)>, /* ETH_RGMII_TX_CTL */
> +				 <STM32_PINMUX('A', 2, ANALOG)>, /* ETH_MDIO */
> +				 <STM32_PINMUX('C', 1, ANALOG)>, /* ETH_MDC */
> +				 <STM32_PINMUX('C', 4, ANALOG)>, /* ETH_RGMII_RXD0 */
> +				 <STM32_PINMUX('C', 5, ANALOG)>, /* ETH_RGMII_RXD1 */
> +				 <STM32_PINMUX('H', 6, ANALOG)>, /* ETH_RGMII_RXD2 */
> +				 <STM32_PINMUX('B', 1, ANALOG)>, /* ETH_RGMII_RXD3 */
> +				 <STM32_PINMUX('A', 1, ANALOG)>, /* ETH_RGMII_RX_CLK */
> +				 <STM32_PINMUX('A', 7, ANALOG)>; /* ETH_RGMII_RX_CTL */
> +		};
> +	};
> +
>   	ethernet0_rmii_pins_a: rmii-0 {
>   		pins1 {
>   			pinmux = <STM32_PINMUX('G', 13, AF11)>, /* ETH1_RMII_TXD0 */




More information about the linux-arm-kernel mailing list