ARM: dts: stm32: add support of ethernet on stm32mp157c-ev1 (a7419ff8) · Commits · 戴 / test

arch/arm/boot/dts/stm32mp157-pinctrl.dtsi

+46 −0

Original line number	Diff line number	Diff line
		@@ -157,6 +157,52 @@
		};
		};

		ethernet0_rgmii_pins_a: rgmii-0 {
		pins1 {
		pinmux = <STM32_PINMUX('G', 5, AF11)>, /* ETH_RGMII_CLK125 */
		<STM32_PINMUX('G', 4, AF11)>, /* ETH_RGMII_GTX_CLK */
		<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('A', 2, AF11)>, /* ETH_MDIO */
		<STM32_PINMUX('C', 1, AF11)>; /* ETH_MDC */
		bias-disable;
		drive-push-pull;
		slew-rate = <3>;
		};
		pins2 {
		pinmux = <STM32_PINMUX('C', 4, AF11)>, /* ETH_RGMII_RXD0 */
		<STM32_PINMUX('C', 5, AF11)>, /* ETH_RGMII_RXD1 */
		<STM32_PINMUX('B', 0, 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_pins_sleep_a: rgmii-sleep-0 {
		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('B', 0, 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 */
		};
		};

		i2c1_pins_a: i2c1-0 {
		pins {
		pinmux = <STM32_PINMUX('D', 12, AF5)>, /* I2C1_SCL */

arch/arm/boot/dts/stm32mp157c-ev1.dts

+20 −0

Original line number	Diff line number	Diff line
		@@ -17,6 +17,26 @@

		aliases {
		serial0 = &uart4;
		ethernet0 = &ethernet0;
		};
		};

		&ethernet0 {
		status = "okay";
		pinctrl-0 = <&ethernet0_rgmii_pins_a>;
		pinctrl-1 = <&ethernet0_rgmii_pins_sleep_a>;
		pinctrl-names = "default", "sleep";
		phy-mode = "rgmii";
		max-speed = <1000>;
		phy-handle = <&phy0>;

		mdio0 {
		#address-cells = <1>;
		#size-cells = <0>;
		compatible = "snps,dwmac-mdio";
		phy0: ethernet-phy@0 {
		reg = <0>;
		};
		};
		};

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