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/* Copyright 2021 The Chromium OS Authors. All rights reserved.
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
/dts-v1/;
#include <cros/nuvoton/npcx.dtsi>
#include <dt-bindings/adc/adc.h>
#include <dt-bindings/gpio_defines.h>
#include <nuvoton/npcx7m6fc.dtsi>
/ {
model = "Google Trogdor Baseboard";
aliases {
i2c-0 = &i2c0_0;
i2c-1 = &i2c1_0;
i2c-2 = &i2c2_0;
i2c-3 = &i2c3_0;
i2c-5 = &i2c5_0;
i2c-7 = &i2c7_0;
};
chosen {
zephyr,sram = &sram0;
zephyr,console = &uart1;
zephyr,shell-uart = &uart1;
zephyr,flash = &flash0;
cros,rtc = &mtc;
};
named-i2c-ports {
compatible = "named-i2c-ports";
power {
i2c-port = <&i2c0_0>;
enum-name = "I2C_PORT_POWER";
label = "POWER";
};
battery {
i2c-port = <&i2c0_0>;
enum-name = "I2C_PORT_BATTERY";
label = "BATTERY";
};
virtual {
i2c-port = <&i2c0_0>;
enum-name = "I2C_PORT_VIRTUAL";
label = "VIRTUAL";
};
charger {
i2c-port = <&i2c0_0>;
enum-name = "I2C_PORT_CHARGER";
label = "CHARGER";
};
tcpc0 {
i2c-port = <&i2c1_0>;
enum-name = "I2C_PORT_TCPC0";
label = "TCPC0";
};
tcpc1 {
i2c-port = <&i2c2_0>;
enum-name = "I2C_PORT_TCPC1";
label = "TCPC1";
};
wlc {
i2c-port = <&i2c3_0>;
enum-name = "I2C_PORT_WLC";
label = "WLC";
};
eeprom {
i2c-port = <&i2c5_0>;
enum-name = "I2C_PORT_EEPROM";
label = "EEPROM";
};
i2c_sensor: sensor {
i2c-port = <&i2c7_0>;
enum-name = "I2C_PORT_SENSOR";
label = "SENSOR";
config {
frequency = <400>;
scl {
enum-name = "GPIO_EC_I2C_SENSOR_SCL";
};
sda {
enum-name = "GPIO_EC_I2C_SENSOR_SDA";
};
};
};
accel {
i2c-port = <&i2c7_0>;
enum-name = "I2C_PORT_ACCEL";
label = "ACCEL";
};
};
named-pwms {
compatible = "named-pwms";
kblight {
pwms = <&pwm3 0 0>;
label = "KBLIGHT";
frequency = <10000>;
};
displight {
pwms = <&pwm5 0 0>;
label = "DISPLIGHT";
frequency = <4800>;
};
};
named-adc-channels {
compatible = "named-adc-channels";
vbus {
label = "ADC_VBUS";
enum-name = "ADC_VBUS";
channel = <1>;
/* Measure VBUS through a 1/10 voltage divider */
mul = <10>;
};
amon_bmon {
label = "ADC_AMON_BMON";
enum-name = "ADC_AMON_BMON";
channel = <2>;
/*
* Adapter current output or battery charging/
* discharging current (uV) 18x amplification on
* charger side.
*/
mul = <1000>;
div = <18>;
};
psys {
label = "ADC_PSYS";
enum-name = "ADC_PSYS";
channel = <3>;
/*
* ISL9238 PSYS output is 1.44 uA/W over 5.6K resistor,
* to read 0.8V @ 99 W, i.e. 124000 uW/mV.
*/
mul = <124000>;
};
};
def-lvol-io-list {
compatible = "nuvoton,npcx-lvolctrl-def";
/* I2C_SDA0 & SCL0 */
lvol-io-pads = <&lvol_iob4 &lvol_iob5>;
};
soc {
cros_kb_raw: cros-kb-raw@400a3000 {
compatible = "nuvoton,npcx-cros-kb-raw";
reg = <0x400a3000 0x2000>;
label = "CROS_KB_RAW_0";
interrupts = <49 4>;
clocks = <&pcc NPCX_CLOCK_BUS_APB1 NPCX_PWDWN_CTL1 0>;
/* No KSO2 (it's inverted and implemented by GPIO) */
pinctrl-0 = <&alt7_no_ksi0_sl /* KSI0 PIN31 */
&alt7_no_ksi1_sl /* KSI1 PIN30 */
&alt7_no_ksi2_sl /* KSI2 PIN27 */
&alt7_no_ksi3_sl /* KSI3 PIN26 */
&alt7_no_ksi4_sl /* KSI4 PIN25 */
&alt7_no_ksi5_sl /* KSI5 PIN24 */
&alt7_no_ksi6_sl /* KSI6 PIN23 */
&alt7_no_ksi7_sl /* KSI7 PIN22 */
&alt8_no_kso00_sl /* KSO00 PIN21 */
&alt8_no_kso01_sl /* KSO01 PIN20 */
&alt8_no_kso03_sl /* KSO03 PIN16 */
&alt8_no_kso04_sl /* KSO04 PIN15 */
&alt8_no_kso05_sl /* KSO05 PIN14 */
&alt8_no_kso06_sl /* KSO06 PIN13 */
&alt8_no_kso07_sl /* KSO07 PIN12 */
&alt9_no_kso08_sl /* KSO08 PIN11 */
&alt9_no_kso09_sl /* KSO09 PIN10 */
&alt9_no_kso10_sl /* KSO10 PIN07 */
&alt9_no_kso11_sl /* KSO11 PIN06 */
&alt9_no_kso12_sl /* KSO12 PIN05 */
&alt9_no_kso13_sl /* KSO13 PIN04 */
&alt9_no_kso14_sl /* KSO14 PIN82 */
>;
wui_maps = <&wui_io31 &wui_io30 &wui_io27 &wui_io26
&wui_io25 &wui_io24 &wui_io23 &wui_io22>;
status = "disabled";
};
fiu0: cros-flash@40020000 {
compatible = "nuvoton,npcx-cros-flash";
reg = <0x40020000 0x2000>;
clocks = <&pcc NPCX_CLOCK_BUS_APB3 NPCX_PWDWN_CTL1 2>;
size = <0x80000>;
label = "FLASH_INTERFACE_UNIT0";
pinctrl-0 = <>;
};
};
/* Update flash size to 512KB from 196KB since we are using C variant */
/delete-node/ flash@10090000;
flash0: flash@10070000 {
reg = <0x10070000 0x40000>;
};
};
&uart1 {
status = "okay";
current-speed = <115200>;
pinctrl-0 = <&altc_uart1_sl2>; /* Use UART1_SL2 ie. PIN64.65 */
};
&i2c0_0 {
status = "okay";
clock-frequency = <I2C_BITRATE_STANDARD>;
isl9238: isl9238@9 {
compatible = "intersil,isl9238";
reg = <0x09>;
label = "ISL9238_CHARGER";
};
};
&i2c1_0 {
status = "okay";
clock-frequency = <I2C_BITRATE_FAST_PLUS>;
};
&i2c2_0 {
status = "okay";
clock-frequency = <I2C_BITRATE_FAST_PLUS>;
};
&i2c3_0 {
/* Not used as no WLC connected */
clock-frequency = <I2C_BITRATE_FAST>;
};
&i2c5_0 {
status = "okay";
clock-frequency = <I2C_BITRATE_FAST>;
};
&i2c7_0 {
status = "okay";
clock-frequency = <I2C_BITRATE_FAST>;
};
/* Keyboard backlight */
&pwm3 {
status = "okay";
};
/* Display backlight */
&pwm5 {
status = "okay";
};
&adc0 {
status = "okay";
};
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