openwrtv4/target/linux/ramips/dts/MPRA1.dts
John Crispin f80312613d ramips: enable additional GPIOs on HAME MPR-A1
According to the pcb tracing results[1] by anton.rad[2] MPR-A1s expose
6 unused GPIOs, only one of them working as configured in the current
DTS. This patch enables GPIO22-26.

Tested on hardware.

[1] http://i.imgur.com/kHVW2Ox.jpg
[2] https://forum.openwrt.org/viewtopic.php?pid=222698#p222698

Signed-off-by: Paul Fertser <fercerpav@gmail.com>

SVN-Revision: 42178
2014-08-18 13:08:48 +00:00

117 lines
1.9 KiB
Text

/dts-v1/;
/include/ "rt5350.dtsi"
/ {
compatible = "MPRA1", "ralink,rt5350-soc";
model = "HAME MPR-A1";
palmbus@10000000 {
spi@b00 {
status = "okay";
m25p80@0 {
#address-cells = <1>;
#size-cells = <1>;
compatible = "s25fl064k";
reg = <0 0>;
linux,modalias = "m25p80", "s25fl064k";
spi-max-frequency = <10000000>;
partition@0 {
label = "u-boot";
reg = <0x0 0x30000>;
read-only;
};
partition@30000 {
label = "u-boot-env";
reg = <0x30000 0x10000>;
read-only;
};
factory: partition@40000 {
label = "factory";
reg = <0x40000 0x10000>;
read-only;
};
partition@50000 {
label = "firmware";
reg = <0x50000 0x3b0000>;
};
};
};
gpio1: gpio@660 {
status = "okay";
};
};
pinctrl {
state_default: pinctrl0 {
gpio {
ralink,group = "i2c", "jtag", "rgmii", "mdio", "uartf", "led";
ralink,function = "gpio";
};
};
};
ethernet@10100000 {
mtd-mac-address = <&factory 0x4>;
};
esw@10110000 {
ralink,portmap = <0x2f>;
};
wmac@10180000 {
ralink,mtd-eeprom = <&factory 0>;
};
ehci@101c0000 {
status = "okay";
};
ohci@101c1000 {
status = "okay";
};
gpio-leds {
compatible = "gpio-leds";
system {
label = "mpr-a1:blue:system";
gpios = <&gpio0 20 1>;
};
power {
label = "mpr-a1:red:power";
gpios = <&gpio0 17 1>;
};
};
gpio-keys-polled {
compatible = "gpio-keys-polled";
#address-cells = <1>;
#size-cells = <0>;
poll-interval = <20>;
wps {
label = "reset";
gpios = <&gpio0 0 1>;
linux,code = <0x198>;
};
};
gpio_export {
compatible = "gpio-export";
#size-cells = <0>;
usb {
gpio-export,name = "usb";
gpio-export,output = <1>;
gpios = <&gpio0 7 0>;
};
root_hub {
gpio-export,name = "root_hub";
gpio-export,output = <1>;
gpios = <&gpio0 12 0>;
};
};
};