u-boot/arch/arm/dts/mt7622-rfb.dts

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// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (c) 2019 MediaTek Inc.
* Author: Sam Shih <sam.shih@mediatek.com>
*/
/dts-v1/;
#include "mt7622.dtsi"
#include "mt7622-u-boot.dtsi"
/ {
#address-cells = <1>;
#size-cells = <1>;
model = "mt7622-rfb";
compatible = "mediatek,mt7622", "mediatek,mt7622-rfb";
chosen {
stdout-path = &uart0;
tick-timer = &timer0;
};
aliases {
spi0 = &snor;
};
memory@40000000 {
device_type = "memory";
reg = <0x40000000 0x10000000>;
};
reg_1p8v: regulator-1p8v {
compatible = "regulator-fixed";
regulator-name = "fixed-1.8V";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
regulator-boot-on;
regulator-always-on;
};
reg_3p3v: regulator-3p3v {
compatible = "regulator-fixed";
regulator-name = "fixed-3.3V";
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
regulator-boot-on;
regulator-always-on;
};
};
&pcie {
pinctrl-names = "default";
pinctrl-0 = <&pcie0_pins>, <&pcie1_pins>;
status = "okay";
pcie@0,0 {
status = "okay";
};
pcie@1,0 {
status = "okay";
};
};
&pinctrl {
pcie0_pins: pcie0-pins {
mux {
function = "pcie";
groups = "pcie0_pad_perst",
"pcie0_1_waken",
"pcie0_1_clkreq";
};
};
pcie1_pins: pcie1-pins {
mux {
function = "pcie";
groups = "pcie1_pad_perst",
"pcie1_0_waken",
"pcie1_0_clkreq";
};
};
snfi_pins: snfi-pins {
mux {
function = "flash";
groups = "snfi";
};
};
snor_pins: snor-pins {
mux {
function = "flash";
groups = "spi_nor";
};
};
uart0_pins: uart0 {
mux {
function = "uart";
groups = "uart0_0_tx_rx" ;
};
};
watchdog_pins: watchdog-default {
mux {
function = "watchdog";
groups = "watchdog";
};
};
mmc0_pins_default: mmc0default {
mux {
function = "emmc";
groups = "emmc";
};
/* "NDL0","NDL1","NDL2","NDL3","NDL4","NDL5","NDL6","NDL7",
* "NRB","NCLE" pins are used as DAT0,DAT1,DAT2,DAT3,DAT4,
* DAT5,DAT6,DAT7,CMD,CLK for eMMC respectively
*/
conf-cmd-dat {
pins = "NDL0", "NDL1", "NDL2",
"NDL3", "NDL4", "NDL5",
"NDL6", "NDL7", "NRB";
input-enable;
bias-pull-up;
};
conf-clk {
pins = "NCLE";
bias-pull-down;
};
};
mmc1_pins_default: mmc1default {
mux {
function = "sd";
groups = "sd_0";
};
/* "I2S2_OUT, "I2S4_IN"", "I2S3_IN", "I2S2_IN",
* "I2S4_OUT", "I2S3_OUT" are used as DAT0, DAT1,
* DAT2, DAT3, CMD, CLK for SD respectively.
*/
conf-cmd-data {
pins = "I2S2_OUT", "I2S4_IN", "I2S3_IN",
"I2S2_IN","I2S4_OUT";
input-enable;
drive-strength = <8>;
bias-pull-up;
};
conf-clk {
pins = "I2S3_OUT";
drive-strength = <12>;
bias-pull-down;
};
conf-cd {
pins = "TXD3";
bias-pull-up;
};
};
};
&snfi {
pinctrl-names = "default", "snfi";
pinctrl-0 = <&snor_pins>;
pinctrl-1 = <&snfi_pins>;
status = "disabled";
spi-flash@0{
compatible = "jedec,spi-nor";
reg = <0>;
u-boot,dm-pre-reloc;
};
};
&snor {
pinctrl-names = "default";
pinctrl-0 = <&snor_pins>;
status = "okay";
spi-flash@0{
compatible = "jedec,spi-nor";
reg = <0>;
spi-tx-bus-width = <1>;
spi-rx-bus-width = <4>;
u-boot,dm-pre-reloc;
};
};
&uart0 {
pinctrl-names = "default";
pinctrl-0 = <&uart0_pins>;
status = "okay";
};
&mmc0 {
pinctrl-names = "default";
pinctrl-0 = <&mmc0_pins_default>;
status = "okay";
bus-width = <8>;
max-frequency = <50000000>;
cap-sd-highspeed;
vmmc-supply = <&reg_3p3v>;
vqmmc-supply = <&reg_3p3v>;
non-removable;
};
&mmc1 {
pinctrl-names = "default";
pinctrl-0 = <&mmc1_pins_default>;
status = "okay";
bus-width = <4>;
max-frequency = <50000000>;
cap-sd-highspeed;
r_smpl = <1>;
vmmc-supply = <&reg_3p3v>;
vqmmc-supply = <&reg_3p3v>;
};
&watchdog {
pinctrl-names = "default";
pinctrl-0 = <&watchdog_pins>;
status = "okay";
};
&eth {
status = "okay";
mediatek,gmac-id = <0>;
phy-mode = "sgmii";
mediatek,switch = "mt7531";
reset-gpios = <&gpio 54 GPIO_ACTIVE_HIGH>;
fixed-link {
speed = <1000>;
full-duplex;
};
};
&ssusb {
status = "okay";
};
&u3phy {
status = "okay";
};