openwrt/target/linux/ramips/dts/rt5350_hilink_hlk-rm04.dts
Shiji Yang da42c329c6
ramips: convert rt2x00 EEPROM to NVMEM format
This patch converts legacy Ralink SoCs and MT7620 WiFi calibration
data to NVMEM format. The EEPROM size is 0x200.

Signed-off-by: Shiji Yang <yangshiji66@qq.com>
2023-10-17 12:07:26 +02:00

125 lines
2.1 KiB
Plaintext

#include "rt5350.dtsi"
#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/input/input.h>
/ {
compatible = "hilink,hlk-rm04", "ralink,rt5350-soc";
model = "HILINK HLK-RM04";
chosen {
bootargs = "console=ttyS1,57600";
};
gpio-export {
compatible = "gpio-export";
#size-cells = <0>;
/* I2C */
gpio1 {
/* I2C_I2C_SD */
gpio-export,name = "hlk-rm04:gpio0";
gpio-export,direction_may_change = <1>;
gpios = <&gpio0 1 GPIO_ACTIVE_HIGH>;
};
gpio2 {
/* I2C_I2C_SCLK */
gpio-export,name = "hlk-rm04:gpio1";
gpio-export,direction_may_change = <1>;
gpios = <&gpio0 2 GPIO_ACTIVE_HIGH>;
};
};
keys {
compatible = "gpio-keys-polled";
poll-interval = <20>;
reset {
label = "reset";
gpios = <&gpio0 0 GPIO_ACTIVE_LOW>;
linux,code = <KEY_RESTART>;
};
wps {
label = "wps";
gpios = <&gpio0 14 GPIO_ACTIVE_LOW>;
linux,code = <KEY_WPS_BUTTON>;
};
};
};
&uart {
status = "okay";
};
&spi0 {
status = "okay";
flash@0 {
compatible = "jedec,spi-nor";
reg = <0>;
spi-max-frequency = <10000000>;
partitions {
compatible = "fixed-partitions";
#address-cells = <1>;
#size-cells = <1>;
partition@0 {
label = "u-boot";
reg = <0x0 0x30000>;
read-only;
};
partition@30000 {
label = "u-boot-env";
reg = <0x30000 0x10000>;
read-only;
};
factory: partition@40000 {
compatible = "nvmem-cells";
label = "factory";
reg = <0x40000 0x10000>;
#address-cells = <1>;
#size-cells = <1>;
read-only;
eeprom_factory_0: eeprom@0 {
reg = <0x0 0x200>;
};
macaddr_factory_4: macaddr@4 {
reg = <0x4 0x6>;
};
};
partition@50000 {
compatible = "denx,uimage";
label = "firmware";
reg = <0x50000 0x3b0000>;
};
};
};
};
&state_default {
gpio {
groups = "i2c", "jtag";
function = "gpio";
};
uartf_gpio {
groups = "uartf";
function = "gpio uartf";
};
};
&ethernet {
nvmem-cells = <&macaddr_factory_4>;
nvmem-cell-names = "mac-address";
};
&wmac {
nvmem-cells = <&eeprom_factory_0>;
nvmem-cell-names = "eeprom";
};