// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Copyright 2014 Gateworks Corporation
*/
#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/input/linux-event-codes.h>
#include <dt-bindings/interrupt-controller/irq.h>
/ {
/* these are used by bootloader for disabling nodes */
aliases {
led0 = &led0;
led1 = &led1;
led2 = &led2;
nand = &gpmi;
usb0 = &usbh1;
usb1 = &usbotg;
};
chosen {
bootargs = "console=ttymxc1,115200";
};
gpio-keys {
compatible = "gpio-keys";
user-pb {
label = "user_pb";
gpios = <&gsc_gpio 0 GPIO_ACTIVE_LOW>;
linux,code = <BTN_0>;
};
user-pb1x {
label = "user_pb1x";
linux,code = <BTN_1>;
interrupt-parent = <&gsc>;
interrupts = <0>;
};
key-erased {
label = "key-erased";
linux,code = <BTN_2>;
interrupt-parent = <&gsc>;
interrupts = <1>;
};
eeprom-wp {
label = "eeprom_wp";
linux,code = <BTN_3>;
interrupt-parent = <&gsc>;
interrupts = <2>;
};
tamper {
label = "tamper";
linux,code = <BTN_4>;
interrupt-parent = <&gsc>;
interrupts = <5>;
};
switch-hold {
label = "switch_hold";
linux,code = <BTN_5>;
interrupt-parent = <&gsc>;
interrupts = <7>;
};
};
leds {
compatible = "gpio-leds";
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_gpio_leds>;
led0: led-user1 {
label = "user1";
gpios = <&gpio4 6 GPIO_ACTIVE_HIGH>; /* MX6_PANLEDG */
default-state = "on";
linux,default-trigger = "heartbeat";
};
led1: led-user2 {
label = "user2";
gpios = <&gpio4 7 GPIO_ACTIVE_HIGH>; /* MX6_PANLEDR */
default-state = "off";
};
led2: led-user3 {
label = "user3";
gpios = <&gpio4 15 GPIO_ACTIVE_LOW>; /* MX6_LOCLED# */
default-state = "off";
};
};
memory@10000000 {
device_type = "memory";
reg = <0x10000000 0x20000000>;
};
reg_1p0v: regulator-1p0v {
compatible = "regulator-fixed";
regulator-name = "1P0V";
regulator-min-microvolt = <1000000>;
regulator-max-microvolt = <1000000>;
regulator-always-on;
};
reg_3p3v: regulator-3p3v {
compatible = "regulator-fixed";
regulator-name = "3P3V";
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
regulator-always-on;
};
reg_5p0v: regulator-5p0v {
compatible = "regulator-fixed";
regulator-name = "5P0V";
regulator-min-microvolt = <5000000>;
regulator-max-microvolt = <5000000>;
regulator-always-on;
};
};
&gpmi {
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_gpmi_nand>;
status = "okay";
};
&hdmi {
ddc-i2c-bus = <&i2c3>;
status = "okay";
};
&i2c1 {
clock-frequency = <100000>;
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_i2c1>;
status = "okay";
gsc: gsc@20 {
compatible = "gw,gsc";
reg = <0x20>;
interrupt-parent = <&gpio1>;
interrupts = <4 IRQ_TYPE_LEVEL_LOW>;
interrupt-controller;
#interrupt-cells = <1>;
#size-cells = <0>;
adc {
compatible = "gw,gsc-adc";
#address-cells = <1>;
#size-cells = <0>;
channel@0 {
gw,mode = <0>;
reg = <0x00>;
label = "temp";
};
channel@2 {
gw,mode = <1>;
reg = <0x02>;
label = "vdd_vin";
};
channel@5 {
gw,mode = <1>;
reg = <0x05>;
label = "vdd_3p3";
};
channel@8 {
gw,mode = <1>;
reg = <0x08>;
label = "vdd_bat";
};
channel@b {
gw,mode = <1>;
reg = <0x0b>;
label = "vdd_5p0";
};
channel@e {
gw,mode = <1>;
reg = <0xe>;
label = "vdd_arm";
};
channel@11 {
gw,mode = <1>;
reg = <0x11>;
label = "vdd_soc";
};
channel@14 {
gw,mode = <1>;
reg = <0x14>;
label = "vdd_3p0";
};
channel@17 {
gw,mode = <1>;
reg = <0x17>;
label = "vdd_1p5";
};
channel@1d {
gw,mode = <1>;
reg = <0x1d>;
label = "vdd_1p8";
};
channel@20 {
gw,mode = <1>;
reg = <0x20>;
label = "vdd_1p0";
};
channel@23 {
gw,mode = <1>;
reg = <0x23>;
label = "vdd_2p5";
};
};
};
gsc_gpio: gpio@23 {
compatible = "nxp,pca9555";
reg = <0x23>;
gpio-controller;
#gpio-cells = <2>;
interrupt-parent = <&gsc>;
interrupts = <4>;
};
eeprom1: eeprom@50 {
compatible = "atmel,24c02";
reg = <0x50>;
pagesize = <16>;
};
eeprom2: eeprom@51 {
compatible = "atmel,24c02";
reg = <0x51>;
pagesize = <16>;
};
eeprom3: eeprom@52 {
compatible = "atmel,24c02";
reg = <0x52>;
pagesize = <16>;
};
eeprom4: eeprom@53 {
compatible = "atmel,24c02";
reg = <0x53>;
pagesize = <16>;
};
rtc: ds1672@68 {
compatible = "dallas,ds1672";
reg = <0x68>;
};
};
&i2c2 {
clock-frequency = <100000>;
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_i2c2>;
status = "okay";
ltc3676: pmic@3c {
compatible = "lltc,ltc3676";
reg = <0x3c>;
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_pmic>;
interrupt-parent = <&gpio1>;
interrupts = <8 IRQ_TYPE_EDGE_FALLING>;
regulators {
/* VDD_SOC (1+R1/R2 = 1.635) */
reg_vdd_soc: sw1 {
regulator-name = "vddsoc";
regulator-min-microvolt = <674400>;
regulator-max-microvolt = <1308000>;
lltc,fb-voltage-divider = <127000 200000>;
regulator-ramp-delay = <7000>;
regulator-boot-on;
regulator-always-on;
};
/* VDD_1P8 (1+R1/R2 = 2.505): ENET-PHY */
reg_1p8v: sw2 {
regulator-name = "vdd1p8";
regulator-min-microvolt = <1033310>;
regulator-max-microvolt = <2004000>;
lltc,fb-voltage-divider = <301000 200000>;
regulator-ramp-delay = <7000>;
regulator-boot-on;
regulator-always-on;
};
/* VDD_ARM (1+R1/R2 = 1.635) */
reg_vdd_arm: sw3 {
regulator-name = "vddarm";
regulator-min-microvolt = <674400>;
regulator-max-microvolt = <1308000>;
lltc,fb-voltage-divider = <127000 200000>;
regulator-ramp-delay = <7000>;
regulator-boot-on;
regulator-always-on;
};
/* VDD_DDR (1+R1/R2 = 2.105) */
reg_vdd_ddr: sw4 {
regulator-name = "vddddr";
regulator-min-microvolt = <868310>;
regulator-max-microvolt = <1684000>;
lltc,fb-voltage-divider = <221000 200000>;
regulator-ramp-delay = <7000>;
regulator-boot-on;
regulator-always-on;
};
/* VDD_2P5 (1+R1/R2 = 3.435): PCIe/ENET-PHY */
reg_2p5v: ldo2 {
regulator-name = "vdd2p5";
regulator-min-microvolt = <2490375>;
regulator-max-microvolt = <2490375>;
lltc,fb-voltage-divider = <487000 200000>;
regulator-boot-on;
regulator-always-on;
};
/* VDD_HIGH (1+R1/R2 = 4.17) */
reg_3p0v: ldo4 {
regulator-name = "vdd3p0";
regulator-min-microvolt = <3023250>;
regulator-max-microvolt = <3023250>;
lltc,fb-voltage-divider = <634000 200000>;
regulator-boot-on;
regulator-always-on;
};
};
};
};
&i2c3 {
clock-frequency = <100000>;
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_i2c3>;
status = "okay";
};
&pcie {
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_pcie>;
reset-gpio = <&gpio1 29 GPIO_ACTIVE_LOW>;
status = "okay";
};
&pwm2 {
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_pwm2>; /* MX6_DIO1 */
status = "disabled";
};
&pwm3 {
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_pwm3>; /* MX6_DIO2 */
status = "disabled";
};
&uart2 {
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_uart2>;
status = "okay";
};
&uart3 {
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_uart3>;
status = "okay";
};
&uart5 {
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_uart5>;
status = "okay"; };
&usbh1 {
status = "okay";
};
&usbotg {
vbus-supply = <®_5p0v>;
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_usbotg>;
disable-over-current;
status = "okay";
};
&wdog1 {
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_wdog>;
fsl,ext-reset-output;
};
&iomuxc {
pinctrl_gpio_leds: gpioledsgrp {
fsl,pins = <
MX6QDL_PAD_KEY_COL0__GPIO4_IO06 0x1b0b0
MX6QDL_PAD_KEY_ROW0__GPIO4_IO07 0x1b0b0
MX6QDL_PAD_KEY_ROW4__GPIO4_IO15 0x1b0b0
>;
};
pinctrl_gpmi_nand: gpminandgrp {
fsl,pins = <
MX6QDL_PAD_NANDF_CLE__NAND_CLE 0xb0b1
MX6QDL_PAD_NANDF_ALE__NAND_ALE 0xb0b1
MX6QDL_PAD_NANDF_WP_B__NAND_WP_B 0xb0b1
MX6QDL_PAD_NANDF_RB0__NAND_READY_B 0xb000
MX6QDL_PAD_NANDF_CS0__NAND_CE0_B 0xb0b1
MX6QDL_PAD_SD4_CMD__NAND_RE_B 0xb0b1
MX6QDL_PAD_SD4_CLK__NAND_WE_B 0xb0b1
MX6QDL_PAD_NANDF_D0__NAND_DATA00 0xb0b1
MX6QDL_PAD_NANDF_D1__NAND_DATA01 0xb0b1
MX6QDL_PAD_NANDF_D2__NAND_DATA02 0xb0b1
MX6QDL_PAD_NANDF_D3__NAND_DATA03 0xb0b1
MX6QDL_PAD_NANDF_D4__NAND_DATA04 0xb0b1
MX6QDL_PAD_NANDF_D5__NAND_DATA05 0xb0b1
MX6QDL_PAD_NANDF_D6__NAND_DATA06 0xb0b1
MX6QDL_PAD_NANDF_D7__NAND_DATA07 0xb0b1
>;
};
pinctrl_i2c1: i2c1grp {
fsl,pins = <
MX6QDL_PAD_EIM_D21__I2C1_SCL 0x4001b8b1
MX6QDL_PAD_EIM_D28__I2C1_SDA 0x4001b8b1
MX6QDL_PAD_GPIO_4__GPIO1_IO04 0xb0b1
>;
};
pinctrl_i2c2: i2c2grp {
fsl,pins = <
MX6QDL_PAD_KEY_COL3__I2C2_SCL 0x4001b8b1
MX6QDL_PAD_KEY_ROW3__I2C2_SDA 0x4001b8b1
>;
};
pinctrl_i2c3: i2c3grp {
fsl,pins = <
MX6QDL_PAD_GPIO_3__I2C3_SCL 0x4001b8b1
MX6QDL_PAD_GPIO_6__I2C3_SDA 0x4001b8b1
>;
};
pinctrl_pcie: pciegrp {
fsl,pins = <
MX6QDL_PAD_ENET_TXD1__GPIO1_IO29 0x1b0b0
>;
};
pinctrl_pmic: pmicgrp {
fsl,pins = <
MX6QDL_PAD_GPIO_8__GPIO1_IO08 0x0001b0b0 /* PMIC_IRQ# */
>;
};
pinctrl_pwm2: pwm2grp {
fsl,pins = <
MX6QDL_PAD_SD1_DAT2__PWM2_OUT 0x1b0b1
>;
};
pinctrl_pwm3: pwm3grp {
fsl,pins = <
MX6QDL_PAD_SD1_DAT1__PWM3_OUT 0x1b0b1
>;
};
pinctrl_uart2: uart2grp {
fsl,pins = <
MX6QDL_PAD_SD4_DAT7__UART2_TX_DATA 0x1b0b1
MX6QDL_PAD_SD4_DAT4__UART2_RX_DATA 0x1b0b1
>;
};
pinctrl_uart3: uart3grp {
fsl,pins = <
MX6QDL_PAD_EIM_D24__UART3_TX_DATA 0x1b0b1
MX6QDL_PAD_EIM_D25__UART3_RX_DATA 0x1b0b1
>;
};
pinctrl_uart5: uart5grp {
fsl,pins = <
MX6QDL_PAD_KEY_COL1__UART5_TX_DATA 0x1b0b1
MX6QDL_PAD_KEY_ROW1__UART5_RX_DATA 0x1b0b1
>;
};
pinctrl_usbotg: usbotggrp {
fsl,pins = <
MX6QDL_PAD_ENET_RX_ER__USB_OTG_ID 0x13059
>;
};
pinctrl_wdog: wdoggrp {
fsl,pins = <
MX6QDL_PAD_DISP0_DAT8__WDOG1_B 0x1b0b0
>;
};
};
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