1/* 2 * Copyright (c) 2023 The Chromium OS Authors. 3 * 4 * SPDX-License-Identifier: Apache-2.0 5 * 6 */ 7 8#include <dt-bindings/usb-c/pd.h> 9 10/ { 11 12 pwmleds { 13 compatible = "pwm-leds"; 14 pwm_ctl: g0 { 15 pwms = <&pwm15 1 PWM_USEC(50) PWM_POLARITY_INVERTED>; 16 label = "PWM CTL"; 17 }; 18 }; 19 20 pwrctrl { 21 compatible = "gpio-leds"; 22 23 /* Pin D3 is used to enable VBUS Source */ 24 source_en: g1 { 25 gpios = <&gpiod 3 GPIO_ACTIVE_HIGH>; 26 label = "SOURCE_EN"; 27 }; 28 29 /* Pin A1 is used for DCDC_EN */ 30 dcdc_en: g2 { 31 gpios = <&gpioa 1 GPIO_ACTIVE_HIGH>; 32 label = "V_CTL2"; 33 }; 34 35 /* Pin D4 enables VCONN on CC1 */ 36 vconn1_en: vconn1_en { 37 gpios = <&gpiod 4 GPIO_ACTIVE_LOW>; 38 label = "VCONN1_EN"; 39 }; 40 41 /* Pin B9 enables VCONN on CC2 */ 42 vconn2_en: vconn2_en { 43 gpios = <&gpiob 9 GPIO_ACTIVE_LOW>; 44 label = "VCONN2_EN"; 45 }; 46 }; 47 48 /* usbc.rst vbus-voltage-divider-adc start */ 49 vbus1: vbus { 50 compatible = "zephyr,usb-c-vbus-adc"; 51 io-channels = <&adc1 9>; 52 output-ohms = <49900>; 53 full-ohms = <(330000 + 49900)>; 54 55 /* Pin B13 is used to control VBUS Discharge for Port1 */ 56 discharge-gpios = <&gpiob 13 GPIO_ACTIVE_HIGH>; 57 }; 58 /* usbc.rst vbus-voltage-divider-adc end */ 59 60 ports { 61 #address-cells = <1>; 62 #size-cells = <0>; 63 64 /* usbc.rst usbc-port start */ 65 port1: usbc-port@1 { 66 compatible = "usb-c-connector"; 67 reg = <1>; 68 tcpc = <&ucpd1>; 69 vbus = <&vbus1>; 70 power-role = "source"; 71 typec-power-opmode = "3.0A"; 72 source-pdos = <PDO_FIXED(5000, 100, 0) PDO_FIXED(9000, 100, 0) PDO_FIXED(15000, 100, 0)>; 73 }; 74 /* usbc.rst usbc-port end */ 75 }; 76}; 77