120 lines
1.9 KiB
Plaintext
120 lines
1.9 KiB
Plaintext
// SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
|
|
/*
|
|
* Device Tree Source for the White Hawk RAVB/Ethernet(1000Base-T1)
|
|
* sub-board
|
|
*
|
|
* Copyright (C) 2022 Glider bv
|
|
*/
|
|
|
|
/ {
|
|
aliases {
|
|
ethernet1 = &avb1;
|
|
ethernet2 = &avb2;
|
|
};
|
|
};
|
|
|
|
&avb1 {
|
|
pinctrl-0 = <&avb1_pins>;
|
|
pinctrl-names = "default";
|
|
phy-handle = <&avb1_phy>;
|
|
status = "okay";
|
|
|
|
mdio {
|
|
#address-cells = <1>;
|
|
#size-cells = <0>;
|
|
|
|
reset-gpios = <&gpio6 1 GPIO_ACTIVE_LOW>;
|
|
reset-post-delay-us = <4000>;
|
|
|
|
avb1_phy: ethernet-phy@0 {
|
|
compatible = "ethernet-phy-ieee802.3-c45";
|
|
reg = <0>;
|
|
interrupt-parent = <&gpio6>;
|
|
interrupts = <3 IRQ_TYPE_LEVEL_LOW>;
|
|
};
|
|
};
|
|
};
|
|
|
|
&avb2 {
|
|
pinctrl-0 = <&avb2_pins>;
|
|
pinctrl-names = "default";
|
|
phy-handle = <&avb2_phy>;
|
|
status = "okay";
|
|
|
|
mdio {
|
|
#address-cells = <1>;
|
|
#size-cells = <0>;
|
|
|
|
reset-gpios = <&gpio5 5 GPIO_ACTIVE_LOW>;
|
|
reset-post-delay-us = <4000>;
|
|
|
|
avb2_phy: ethernet-phy@0 {
|
|
compatible = "ethernet-phy-ieee802.3-c45";
|
|
reg = <0>;
|
|
interrupt-parent = <&gpio5>;
|
|
interrupts = <4 IRQ_TYPE_LEVEL_LOW>;
|
|
};
|
|
};
|
|
};
|
|
|
|
&i2c0 {
|
|
eeprom@53 {
|
|
compatible = "rohm,br24g01", "atmel,24c01";
|
|
label = "ethernet-sub-board-id";
|
|
reg = <0x53>;
|
|
pagesize = <8>;
|
|
};
|
|
};
|
|
|
|
&pfc {
|
|
avb1_pins: avb1 {
|
|
mux {
|
|
groups = "avb1_link", "avb1_mdio", "avb1_rgmii",
|
|
"avb1_txcrefclk";
|
|
function = "avb1";
|
|
};
|
|
|
|
mdio {
|
|
groups = "avb1_mdio";
|
|
drive-strength = <24>;
|
|
bias-disable;
|
|
};
|
|
|
|
rgmii {
|
|
groups = "avb1_rgmii";
|
|
drive-strength = <24>;
|
|
bias-disable;
|
|
};
|
|
|
|
link {
|
|
groups = "avb1_link";
|
|
bias-disable;
|
|
};
|
|
};
|
|
|
|
avb2_pins: avb2 {
|
|
mux {
|
|
groups = "avb2_link", "avb2_mdio", "avb2_rgmii",
|
|
"avb2_txcrefclk";
|
|
function = "avb2";
|
|
};
|
|
|
|
mdio {
|
|
groups = "avb2_mdio";
|
|
drive-strength = <24>;
|
|
bias-disable;
|
|
};
|
|
|
|
rgmii {
|
|
groups = "avb2_rgmii";
|
|
drive-strength = <24>;
|
|
bias-disable;
|
|
};
|
|
|
|
link {
|
|
groups = "avb2_link";
|
|
bias-disable;
|
|
};
|
|
};
|
|
};
|