mirror of
https://github.com/AuxXxilium/linux_dsm_epyc7002.git
synced 2024-12-24 02:37:15 +07:00
f328c2eac5
This adds the basic pin control muliplexing settings for the Gemini SoC: parallel (NOR) flash, SATA, optional IDE, PCI and UART. We also select the right GPIO groups on all applicable systems so that GPIO keys/LEDs work smoothly. We can then build upon this for more complex systems. Acked-by: Hans Ulli Kroll <ulli.kroll@googlemail.com> Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
105 lines
1.9 KiB
Plaintext
105 lines
1.9 KiB
Plaintext
/*
|
|
* Device Tree file for Teltonika RUT1xx
|
|
*/
|
|
|
|
/dts-v1/;
|
|
|
|
#include "gemini.dtsi"
|
|
#include <dt-bindings/input/input.h>
|
|
|
|
/ {
|
|
model = "Teltonika RUT1xx";
|
|
compatible = "teltonika,rut1xx", "cortina,gemini";
|
|
#address-cells = <1>;
|
|
#size-cells = <1>;
|
|
|
|
memory { /* 128 MB */
|
|
device_type = "memory";
|
|
reg = <0x00000000 0x8000000>;
|
|
};
|
|
|
|
chosen {
|
|
bootargs = "console=ttyS0,115200n8";
|
|
stdout-path = &uart0;
|
|
};
|
|
|
|
gpio_keys {
|
|
compatible = "gpio-keys";
|
|
#address-cells = <1>;
|
|
#size-cells = <0>;
|
|
|
|
button@28 {
|
|
debounce_interval = <50>;
|
|
wakeup-source;
|
|
linux,code = <KEY_SETUP>;
|
|
label = "Reset to defaults";
|
|
/* Conflict with TVC */
|
|
gpios = <&gpio1 28 GPIO_ACTIVE_LOW>;
|
|
};
|
|
};
|
|
|
|
leds {
|
|
compatible = "gpio-leds";
|
|
led@7 {
|
|
/* FIXME: add the LED color */
|
|
label = "rut1xx::gsm";
|
|
/* Conflict with ICE */
|
|
gpios = <&gpio0 7 GPIO_ACTIVE_HIGH>;
|
|
default-state = "on";
|
|
};
|
|
led@31 {
|
|
/* FIXME: add the LED color */
|
|
label = "rut1xx::power";
|
|
/* Conflict with NAND CE0 */
|
|
gpios = <&gpio0 17 GPIO_ACTIVE_HIGH>;
|
|
default-state = "off";
|
|
linux,default-trigger = "heartbeat";
|
|
};
|
|
};
|
|
|
|
soc {
|
|
flash@30000000 {
|
|
status = "okay";
|
|
/* 8MB of flash */
|
|
reg = <0x30000000 0x00800000>;
|
|
/* TODO: add flash partitions here */
|
|
};
|
|
|
|
syscon: syscon@40000000 {
|
|
pinctrl {
|
|
/*
|
|
* gpio0bgrp cover line 7 used by GSM LED
|
|
* gpio0fgrp cover line 17 used by power LED
|
|
*/
|
|
gpio0_default_pins: pinctrl-gpio0 {
|
|
mux {
|
|
function = "gpio0";
|
|
groups = "gpio0bgrp",
|
|
"gpio0fgrp";
|
|
};
|
|
};
|
|
/*
|
|
* gpio1dgrp cover line 28-31 otherwise used
|
|
* by TVC.
|
|
*/
|
|
gpio1_default_pins: pinctrl-gpio1 {
|
|
mux {
|
|
function = "gpio1";
|
|
groups = "gpio1dgrp";
|
|
};
|
|
};
|
|
};
|
|
};
|
|
|
|
gpio0: gpio@4d000000 {
|
|
pinctrl-names = "default";
|
|
pinctrl-0 = <&gpio0_default_pins>;
|
|
};
|
|
|
|
gpio1: gpio@4e000000 {
|
|
pinctrl-names = "default";
|
|
pinctrl-0 = <&gpio1_default_pins>;
|
|
};
|
|
};
|
|
};
|