openwrt/target/linux/mediatek/dts/mt7622-linksys-e8450.dtsi
Daniel Golle 45a2109353 mediatek: mt7622: linksys-e8450: set driving strength for SPI-NAND
Set 12mA driving strength for SPI-NAND pins like the stock firmware's
bootloader does as well.

Signed-off-by: Daniel Golle <daniel@makrotopia.org>
2024-03-11 19:14:14 +00:00

409 lines
6.2 KiB
Plaintext

// SPDX-License-Identifier: (GPL-2.0-only OR MIT)
/dts-v1/;
#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/input/input.h>
#include <dt-bindings/pinctrl/mt65xx.h>
#include "mt7622.dtsi"
#include "mt6380.dtsi"
/ {
compatible = "linksys,e8450", "mediatek,mt7622";
aliases {
serial0 = &uart0;
led-boot = &led_power;
led-failsafe = &led_power;
led-running = &led_power;
led-upgrade = &led_power;
};
chosen {
stdout-path = "serial0:115200n8";
bootargs = "earlycon=uart8250,mmio32,0x11002000 console=ttyS0,115200n1 swiotlb=512";
};
cpus {
cpu@0 {
proc-supply = <&mt6380_vcpu_reg>;
sram-supply = <&mt6380_vm_reg>;
};
cpu@1 {
proc-supply = <&mt6380_vcpu_reg>;
sram-supply = <&mt6380_vm_reg>;
};
};
gpio-keys {
compatible = "gpio-keys";
factory {
label = "reset";
linux,code = <KEY_RESTART>;
gpios = <&pio 0 GPIO_ACTIVE_LOW>;
};
wps {
label = "wps";
linux,code = <KEY_WPS_BUTTON>;
gpios = <&pio 102 GPIO_ACTIVE_LOW>;
};
};
gpio-leds {
compatible = "gpio-leds";
led_power: power_blue {
label = "power:blue";
gpios = <&pio 95 GPIO_ACTIVE_LOW>;
default-state = "on";
};
power_orange {
label = "power:orange";
gpios = <&pio 96 GPIO_ACTIVE_LOW>;
default-state = "off";
};
inet_blue {
label = "inet:blue";
gpios = <&pio 97 GPIO_ACTIVE_LOW>;
default-state = "off";
};
inet_orange {
label = "inet:orange";
gpios = <&pio 98 GPIO_ACTIVE_LOW>;
default-state = "off";
};
};
memory {
reg = <0 0x40000000 0 0x40000000>;
};
reg_1p8v: regulator-1p8v {
compatible = "regulator-fixed";
regulator-name = "fixed-1.8V";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
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;
};
reg_5v: regulator-5v {
compatible = "regulator-fixed";
regulator-name = "fixed-5V";
regulator-min-microvolt = <5000000>;
regulator-max-microvolt = <5000000>;
regulator-boot-on;
regulator-always-on;
};
};
&cir {
pinctrl-names = "default";
pinctrl-0 = <&irrx_pins>;
status = "okay";
};
&eth {
pinctrl-names = "default";
pinctrl-0 = <&eth_pins>;
status = "okay";
gmac0: mac@0 {
compatible = "mediatek,eth-mac";
reg = <0>;
phy-mode = "2500base-x";
fixed-link {
speed = <2500>;
full-duplex;
pause;
};
};
mdio-bus {
#address-cells = <1>;
#size-cells = <0>;
switch@0 {
compatible = "mediatek,mt7531";
reg = <0>;
interrupt-controller;
#interrupt-cells = <1>;
interrupt-parent = <&pio>;
interrupts = <53 IRQ_TYPE_LEVEL_HIGH>;
reset-gpios = <&pio 54 0>;
ports {
#address-cells = <1>;
#size-cells = <0>;
port@0 {
reg = <0>;
label = "lan1";
};
port@1 {
reg = <1>;
label = "lan2";
};
port@2 {
reg = <2>;
label = "lan3";
};
port@3 {
reg = <3>;
label = "lan4";
};
wan: port@4 {
reg = <4>;
label = "wan";
};
port@6 {
reg = <6>;
ethernet = <&gmac0>;
phy-mode = "2500base-x";
fixed-link {
speed = <2500>;
full-duplex;
pause;
};
};
};
};
};
};
&pcie0 {
pinctrl-names = "default";
pinctrl-0 = <&pcie0_pins>;
status = "okay";
};
&pcie1 {
pinctrl-names = "default";
pinctrl-0 = <&pcie1_pins>;
status = "okay";
};
&pio {
eth_pins: eth-pins {
mux {
function = "eth";
groups = "mdc_mdio", "rgmii_via_gmac2";
};
};
irrx_pins: irrx-pins {
mux {
function = "ir";
groups = "ir_1_rx";
};
};
irtx_pins: irtx-pins {
mux {
function = "ir";
groups = "ir_1_tx";
};
};
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";
};
};
pmic_bus_pins: pmic-bus-pins {
mux {
function = "pmic";
groups = "pmic_bus";
};
};
pwm7_pins: pwm1-2-pins {
mux {
function = "pwm";
groups = "pwm_ch7_2";
};
};
wled_pins: wled-pins {
mux {
function = "led";
groups = "wled";
};
};
/* Serial NAND is shared pin with SPI-NOR */
serial_nand_pins: serial-nand-pins {
mux {
function = "flash";
groups = "snfi";
};
conf {
groups = "snfi";
drive-strength = <MTK_DRIVE_12mA>;
};
};
spic0_pins: spic0-pins {
mux {
function = "spi";
groups = "spic0_0";
};
};
spic1_pins: spic1-pins {
mux {
function = "spi";
groups = "spic1_0";
};
};
uart0_pins: uart0-pins {
mux {
function = "uart";
groups = "uart0_0_tx_rx" ;
};
};
uart2_pins: uart2-pins {
mux {
function = "uart";
groups = "uart2_1_tx_rx" ;
};
};
watchdog_pins: watchdog-pins {
mux {
function = "watchdog";
groups = "watchdog";
};
};
};
&pwm {
pinctrl-names = "default";
pinctrl-0 = <&pwm7_pins>;
status = "okay";
};
&pwrap {
pinctrl-names = "default";
pinctrl-0 = <&pmic_bus_pins>;
status = "okay";
};
&sata {
status = "disabled";
};
&sata_phy {
status = "disabled";
};
&slot0 {
wmac1: wifi@0,0 {
compatible = "mediatek,mt76";
reg = <0x0000 0 0 0 0>;
ieee80211-freq-limit = <5000000 6000000>;
mediatek,disable-radar-background;
};
};
&bch {
status = "okay";
};
&snfi {
pinctrl-names = "default";
pinctrl-0 = <&serial_nand_pins>;
status = "okay";
snand: flash@0 {
compatible = "spi-nand";
reg = <0>;
spi-tx-bus-width = <4>;
spi-rx-bus-width = <4>;
nand-ecc-engine = <&snfi>;
};
};
&spi0 {
pinctrl-names = "default";
pinctrl-0 = <&spic0_pins>;
status = "okay";
};
&spi1 {
pinctrl-names = "default";
pinctrl-0 = <&spic1_pins>;
status = "okay";
};
&ssusb {
vusb33-supply = <&reg_3p3v>;
vbus-supply = <&reg_5v>;
status = "okay";
};
&u3phy {
status = "okay";
};
&uart0 {
pinctrl-names = "default";
pinctrl-0 = <&uart0_pins>;
status = "okay";
};
&uart2 {
pinctrl-names = "default";
pinctrl-0 = <&uart2_pins>;
status = "okay";
};
&rtc {
status = "disabled";
};
&watchdog {
pinctrl-names = "default";
pinctrl-0 = <&watchdog_pins>;
status = "okay";
};