blob: e9ef97c9c893b6a819fdd9b3cd14a3417c449ae8 [file] [log] [blame]
// SPDX-License-Identifier: GPL-2.0 OR MIT
/*
* Copyright 2019 Ondrej Jirman <megous@megous.com>
*/
/dts-v1/;
#include "sun5i-a13.dtsi"
#include "sunxi-common-regulators.dtsi"
#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/input/input.h>
#include <dt-bindings/interrupt-controller/irq.h>
#include <dt-bindings/pwm/pwm.h>
/ {
model = "PocketBook Touch Lux 3";
compatible = "pocketbook,touch-lux-3", "allwinner,sun5i-a13";
aliases {
serial0 = &uart1;
i2c0 = &i2c0;
i2c1 = &i2c1;
i2c2 = &i2c2;
};
backlight {
compatible = "pwm-backlight";
pwms = <&pwm 0 50000 PWM_POLARITY_INVERTED>;
enable-gpios = <&pio 1 4 GPIO_ACTIVE_HIGH>; /* PB4 */
brightness-levels = <0 10 20 30 40 50 60 70 80 90 100>;
default-brightness-level = <8>;
};
chosen {
stdout-path = "serial0:115200n8";
};
leds {
compatible = "gpio-leds";
power {
gpios = <&pio 4 8 GPIO_ACTIVE_LOW>; /* PE8 */
default-state = "on";
};
};
gpio-keys {
compatible = "gpio-keys";
autorepeat;
label = "GPIO Keys";
key-right {
label = "Right";
linux,code = <KEY_RIGHT>;
gpios = <&pio 6 9 (GPIO_ACTIVE_LOW | GPIO_PULL_UP)>; /* PG9 */
};
key-left {
label = "Left";
linux,code = <KEY_LEFT>;
gpios = <&pio 6 10 (GPIO_ACTIVE_LOW | GPIO_PULL_UP)>; /* PG10 */
};
};
reg_1v8: regulator-1v8 {
compatible = "regulator-fixed";
regulator-name = "vdd-1v8-nor-ctp";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
gpio = <&pio 2 15 GPIO_ACTIVE_HIGH>;
enable-active-high;
};
reg_1v8_nor: regulator-nor {
compatible = "regulator-fixed";
regulator-name = "vdd-nor";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
gpio = <&pio 2 14 GPIO_ACTIVE_HIGH>;
enable-active-high;
vin-supply = <&reg_1v8>;
regulator-always-on;
};
reg_1v8_ctp: regulator-ctp {
compatible = "regulator-fixed";
regulator-name = "vdd-ctp";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
gpio = <&pio 2 13 GPIO_ACTIVE_HIGH>;
enable-active-high;
vin-supply = <&reg_1v8>;
};
reg_3v3_mmc0: regulator-mmc0 {
compatible = "regulator-fixed";
regulator-name = "vdd-mmc0";
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
gpio = <&pio 4 4 GPIO_ACTIVE_LOW>; /* PE4 */
vin-supply = <&reg_vcc3v3>;
};
};
&cpu0 {
cpu-supply = <&reg_dcdc2>;
};
&ehci0 {
status = "okay";
};
&i2c0 {
status = "okay";
axp209: pmic@34 {
reg = <0x34>;
interrupts = <0>;
};
};
#include "axp209.dtsi"
&i2c1 {
status = "okay";
pcf8563: rtc@51 {
compatible = "nxp,pcf8563";
reg = <0x51>;
};
};
&i2c2 {
status = "okay";
/* Touchpanel is connected here. */
};
&lradc {
vref-supply = <&reg_ldo2>;
status = "okay";
button-200 {
label = "Home";
linux,code = <KEY_HOME>;
channel = <0>;
voltage = <200000>;
};
button-400 {
label = "Menu";
linux,code = <KEY_MENU>;
channel = <0>;
voltage = <400000>;
};
};
&mmc0 {
vmmc-supply = <&reg_3v3_mmc0>;
bus-width = <4>;
cd-gpios = <&pio 6 0 GPIO_ACTIVE_LOW>; /* PG0 */
status = "okay";
};
&mmc2 {
pinctrl-names = "default";
pinctrl-0 = <&mmc2_4bit_pc_pins>;
vmmc-supply = <&reg_vcc3v3>;
bus-width = <4>;
non-removable;
status = "okay";
};
&ohci0 {
status = "okay";
};
&otg_sram {
status = "okay";
};
&pwm {
pinctrl-names = "default";
pinctrl-0 = <&pwm0_pin>;
status = "okay";
};
&reg_dcdc2 {
regulator-always-on;
regulator-min-microvolt = <1000000>;
regulator-max-microvolt = <1400000>;
regulator-name = "vdd-cpu";
};
&reg_dcdc3 {
regulator-always-on;
regulator-min-microvolt = <1200000>;
regulator-max-microvolt = <1200000>;
regulator-name = "vdd-int-pll";
};
&reg_ldo1 {
regulator-name = "vdd-rtc";
};
&reg_ldo2 {
regulator-always-on;
regulator-min-microvolt = <3000000>;
regulator-max-microvolt = <3000000>;
regulator-name = "avcc";
};
&reg_ldo3 {
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
regulator-name = "vcc-wifi";
/* We need this otherwise the LDO3 would overload */
regulator-soft-start;
regulator-ramp-delay = <1600>;
};
&spi2 {
pinctrl-names = "default";
pinctrl-0 = <&spi2_pe_pins>, <&spi2_cs0_pe_pin>;
status = "okay";
epd_flash: flash@0 {
#address-cells = <1>;
#size-cells = <1>;
compatible = "macronix,mx25u4033", "jedec,spi-nor";
reg = <0>;
spi-max-frequency = <4000000>;
};
};
&uart1 {
pinctrl-names = "default";
pinctrl-0 = <&uart1_pg_pins>;
status = "okay";
};
&usb_otg {
dr_mode = "peripheral";
status = "okay";
};
&battery_power_supply {
status = "okay";
};
&usb_power_supply {
status = "okay";
};
&usbphy {
usb1_vbus-supply = <&reg_ldo3>;
status = "okay";
};