text: /* Copyright 2020 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.
   */
  
  /* IT8xxx2 PD development board configuration */
  
  #ifndef __CROS_EC_BOARD_H
  #define __CROS_EC_BOARD_H
  
  /* Select Baseboard features */
  #include "baseboard.h"
  
  /*
   * Enable PD in RO image for TCPMv2, otherwise there is only Type-c functions.
   * NOTE: This configuration is only for development board and will never be
   *       released on a chrome os device.
   */
  #define CONFIG_SYSTEM_UNLOCKED
  
  /* EC configurations, unnecessarily for PD */
  #undef CONFIG_FANS
  #undef CONFIG_IT83XX_ENABLE_MOUSE_DEVICE
  #undef CONFIG_IT83XX_SMCLK2_ON_GPC7
  #undef CONFIG_KEYBOARD_BOARD_CONFIG
  #undef CONFIG_KEYBOARD_PROTOCOL_8042
  #undef CONFIG_PECI
  #undef CONFIG_PECI_COMMON
  #undef CONFIG_PECI_TJMAX
  #undef CONFIG_POWER_BUTTON
  #undef CONFIG_PWM
  #undef CONFIG_SPI_MASTER
  #undef CONFIG_SPI_FLASH_PORT
  #undef CONFIG_UART_HOST
  #undef CONFIG_HOSTCMD_LPC
  #undef CONFIG_CMD_MMAPINFO
  #undef CONFIG_SWITCH
  
  /* PD */
  #define CONFIG_USB_PD_ALT_MODE
  #define CONFIG_USB_PD_ALT_MODE_DFP
  #define CONFIG_USB_PD_CHECK_MAX_REQUEST_ALLOWED
  #define CONFIG_USB_PD_CUSTOM_PDO
  #define CONFIG_USB_PD_3A_PORTS 0
  #define CONFIG_USB_PD_DUAL_ROLE
  #define CONFIG_USB_PD_PORT_MAX_COUNT    2
  #define CONFIG_USB_PD_ITE_ACTIVE_PORT_COUNT   2
  #define CONFIG_USB_PD_TCPMV2
  #define CONFIG_USB_DRP_ACC_TRYSRC
  #define CONFIG_USB_PD_REV30
  #define CONFIG_USB_PID 0x1234            /* Invalid PID for development board */
  #define CONFIG_USB_PD_DEBUG_LEVEL 2
  #define CONFIG_USB_PD_TCPM_ITE_ON_CHIP
  #define CONFIG_USB_PD_TRY_SRC
  #define CONFIG_USB_PD_VBUS_DETECT_GPIO
  #define CONFIG_USB_POWER_DELIVERY
  #define CONFIG_USBC_VCONN
  #define CONFIG_USBC_VCONN_SWAP
  #define CONFIG_USB_PD_TCPM_TCPCI
  #define CONFIG_USB_PD_DECODE_SOP
  #define CONFIG_VBOOT_HASH
  
  #ifndef __ASSEMBLER__
  
  #include "gpio_signal.h"
  #include "registers.h"
  
  enum pwm_channel {
  	/* Number of PWM channels */
  	PWM_CH_COUNT
  };
  
  enum adc_channel {
  	ADC_VBUSSA,
  	ADC_VBUSSB,
  	ADC_VBUSSC,
  	ADC_EVB_CH_13,
  	ADC_EVB_CH_14,
  	ADC_EVB_CH_15,
  	/* Number of ADC channels */
  	ADC_CH_COUNT
  };
  
  /* Define typical operating power and max power */
  #define PD_OPERATING_POWER_MW 15000
  #define PD_MAX_POWER_MW       60000
  #define PD_MAX_CURRENT_MA     3000
  /* Try to negotiate to 20V since i2c noise problems should be fixed. */
  #define PD_MAX_VOLTAGE_MV     20000
  /* TODO: determine the following board specific type-C power constants */
  /*
   * delay to turn on the power supply max is ~16ms.
   * delay to turn off the power supply max is about ~180ms.
   */
  #define PD_POWER_SUPPLY_TURN_ON_DELAY  30000  /* us */
  #define PD_POWER_SUPPLY_TURN_OFF_DELAY 250000 /* us */
  
  /* delay to turn on/off vconn */
  
  void board_pd_vbus_ctrl(int port, int enabled);
  
  #endif /* !__ASSEMBLER__ */
  #endif /* __CROS_EC_BOARD_H */
  