Commit e32dc7a9 authored by Vivian Wang's avatar Vivian Wang Committed by Paolo Abeni
Browse files

riscv: dts: spacemit: Add Ethernet support for Jupiter 



Milk-V Jupiter uses an RGMII PHY for each port and uses GPIO for PHY
reset.

Signed-off-by: default avatarVivian Wang <wangruikang@iscas.ac.cn>
Reviewed-by: default avatarYixun Lan <dlan@gentoo.org>
Reviewed-by: default avatarAndrew Lunn <andrew@lunn.ch>
Link: https://patch.msgid.link/20250914-net-k1-emac-v12-5-65b31b398f44@iscas.ac.cn


Signed-off-by: default avatarPaolo Abeni <pabeni@redhat.com>
parent 3c247a63

arch/riscv/boot/dts/spacemit/k1-milkv-jupiter.dts

+48 −0
Original line number Diff line number Diff line
@@ -12,6 +12,8 @@ / { 
	compatible = "milkv,jupiter", "spacemit,k1";



	aliases {

		ethernet0 = &eth0;

		ethernet1 = &eth1;

		serial0 = &uart0;

	};
@@ -20,6 +22,52 @@ chosen { 
	};

};



&eth0 {

	phy-handle = <&rgmii0>;

	phy-mode = "rgmii-id";

	pinctrl-names = "default";

	pinctrl-0 = <&gmac0_cfg>;

	rx-internal-delay-ps = <0>;

	tx-internal-delay-ps = <0>;

	status = "okay";



	mdio-bus {

		#address-cells = <0x1>;

		#size-cells = <0x0>;



		reset-gpios = <&gpio K1_GPIO(110) GPIO_ACTIVE_LOW>;

		reset-delay-us = <10000>;

		reset-post-delay-us = <100000>;



		rgmii0: phy@1 {

			reg = <0x1>;

		};

	};

};



&eth1 {

	phy-handle = <&rgmii1>;

	phy-mode = "rgmii-id";

	pinctrl-names = "default";

	pinctrl-0 = <&gmac1_cfg>;

	rx-internal-delay-ps = <0>;

	tx-internal-delay-ps = <250>;

	status = "okay";



	mdio-bus {

		#address-cells = <0x1>;

		#size-cells = <0x0>;



		reset-gpios = <&gpio K1_GPIO(115) GPIO_ACTIVE_LOW>;

		reset-delay-us = <10000>;

		reset-post-delay-us = <100000>;



		rgmii1: phy@1 {

			reg = <0x1>;

		};

	};

};



&uart0 {

	pinctrl-names = "default";

	pinctrl-0 = <&uart0_2_cfg>;