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/* Copyright 2016 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.
*/
/* Servo V4 configuration */
#ifndef __CROS_EC_BOARD_H
#define __CROS_EC_BOARD_H
/*
* Board Versions:
* Versions are designated by the PCB color and consist of red, blue, and
* black. Only the black version has pullup resistors to distinguish its board
* id from previous versions.
*/
#define BOARD_VERSION_BLACK 3
#define CONFIG_BOARD_VERSION_CUSTOM
/* 48 MHz SYSCLK clock frequency */
#define CPU_CLOCK 48000000
/* Enable USART1,3,4 and USB streams */
#define CONFIG_STREAM_USART
#define CONFIG_STREAM_USART3
#define CONFIG_STREAM_USART4
#define CONFIG_STREAM_USB
#define CONFIG_CMD_USART_INFO
/* Optional features */
#define CONFIG_STM_HWTIMER32
#define CONFIG_HW_CRC
/* USB Configuration */
#define CONFIG_USB
#define CONFIG_USB_PID 0x501b
#define CONFIG_USB_CONSOLE
#define CONFIG_USB_UPDATE
#define CONFIG_USB_SELF_POWERED
#define CONFIG_USB_SERIALNO
#define DEFAULT_SERIALNO "Uninitialized"
/* USB interface indexes (use define rather than enum to expand them) */
#define USB_IFACE_CONSOLE 0
#define USB_IFACE_EMPTY 1
#define USB_IFACE_I2C 2
#define USB_IFACE_USART3_STREAM 3
#define USB_IFACE_USART4_STREAM 4
#define USB_IFACE_UPDATE 5
#define USB_IFACE_COUNT 6
/* USB endpoint indexes (use define rather than enum to expand them) */
#define USB_EP_CONTROL 0
#define USB_EP_CONSOLE 1
#define USB_EP_EMPTY 2
#define USB_EP_I2C 3
#define USB_EP_USART3_STREAM 4
#define USB_EP_USART4_STREAM 5
#define USB_EP_UPDATE 6
#define USB_EP_COUNT 7
/* Enable console recasting of GPIO type. */
#define CONFIG_CMD_GPIO_EXTENDED
/* This is not actually an EC so disable some features. */
#undef CONFIG_WATCHDOG_HELP
#undef CONFIG_LID_SWITCH
#undef CONFIG_HIBERNATE
/* Remove console commands / features for flash / RAM savings */
#undef CONFIG_CONSOLE_CMDHELP
#undef CONFIG_CONSOLE_HISTORY
#undef CONFIG_CMD_CRASH
#undef CONFIG_CMD_ACCELSPOOF
#undef CONFIG_CMD_FASTCHARGE
#undef CONFIG_CMD_FLASHINFO
#undef CONFIG_CMD_GETTIME
#undef CONFIG_CMD_MEM
#undef CONFIG_CMD_SHMEM
#undef CONFIG_CMD_SYSLOCK
#undef CONFIG_CMD_WAITMS
/* Enable control of I2C over USB */
#define CONFIG_USB_I2C
#define CONFIG_I2C
#define CONFIG_I2C_MASTER
#define I2C_PORT_MASTER 1
/* PD features */
#define CONFIG_ADC
#define CONFIG_INA231
#define CONFIG_BOARD_PRE_INIT
/*
* If task profiling is enabled then the rx falling edge detection interrupts
* can't be processed in time and can't support USB PD messaging.
*/
#undef CONFIG_TASK_PROFILING
#define CONFIG_CHARGE_MANAGER
#undef CONFIG_CHARGE_MANAGER_SAFE_MODE
#define CONFIG_USB_POWER_DELIVERY
#define CONFIG_CMD_PD
#define CONFIG_USB_PD_DUAL_ROLE
#define CONFIG_USB_PD_DYNAMIC_SRC_CAP
#define CONFIG_USB_PD_INTERNAL_COMP
#define CONFIG_USB_PD_PORT_COUNT 2
#define CONFIG_USB_PD_TCPC
#define CONFIG_USB_PD_TCPM_STUB
#undef CONFIG_USB_PD_PULLUP
#define CONFIG_USB_PD_PULLUP TYPEC_RP_USB
#define CONFIG_USB_PD_VBUS_MEASURE_NOT_PRESENT
/* Don't automatically change roles */
#undef CONFIG_USB_PD_INITIAL_DRP_STATE
#define CONFIG_USB_PD_INITIAL_DRP_STATE PD_DRP_FORCE_SINK
/* Variable-current Rp no connect and Ra attach macros */
#define CC_NC(port, cc, sel) (pd_tcpc_cc_nc(port, cc, sel))
#define CC_RA(port, cc, sel) (pd_tcpc_cc_ra(port, cc, sel))
/*
* TODO(crosbug.com/p/60792): The delay values are currently just place holders
* and the delay will need to be relative to the circuitry that allows VBUS to
* be supplied to the DUT port from the CHG port.
*/
#define PD_POWER_SUPPLY_TURN_ON_DELAY 50000 /* us */
#define PD_POWER_SUPPLY_TURN_OFF_DELAY 50000 /* us */
/* 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
#define PD_MAX_VOLTAGE_MV 20000
/*
* Allow dangerous commands all the time, since we don't have a write protect
* switch.
*/
#define CONFIG_SYSTEM_UNLOCKED
#ifndef __ASSEMBLER__
/* Timer selection */
#define TIM_CLOCK32 2
#define TIM_ADC 3
#include "gpio_signal.h"
/* USB string indexes */
enum usb_strings {
USB_STR_DESC = 0,
USB_STR_VENDOR,
USB_STR_PRODUCT,
USB_STR_SERIALNO,
USB_STR_VERSION,
USB_STR_I2C_NAME,
USB_STR_CONSOLE_NAME,
USB_STR_USART3_STREAM_NAME,
USB_STR_USART4_STREAM_NAME,
USB_STR_UPDATE_NAME,
USB_STR_COUNT
};
/* ADC signal */
enum adc_channel {
ADC_CHG_CC1_PD,
ADC_CHG_CC2_PD,
ADC_DUT_CC1_PD,
ADC_DUT_CC2_PD,
ADC_SBU1_DET,
ADC_SBU2_DET,
ADC_SUB_C_REF,
/* Number of ADC channels */
ADC_CH_COUNT
};
/**
* Compare cc_voltage to disconnect threshold
*
* This function can be used for boards that support variable Rp settings and
* require a different voltage threshold based on the Rp value attached to a
* given cc line.
*
* @param port USB-C port number
* @param cc_volt voltage measured in mV of the CC line
* @param cc_sel cc1 or cc2 selection
* @return 1 if voltage is >= threshold value for disconnect
*/
int pd_tcpc_cc_nc(int port, int cc_volt, int cc_sel);
/**
* Compare cc_voltage to Ra threshold
*
* This function can be used for boards that support variable Rp settings and
* require a different voltage threshold based on the Rp value attached to a
* given cc line.
*
* @param port USB-C port number
* @param cc_volt voltage measured in mV of the CC line
* @param cc_sel cc1 or cc2 selection
* @return 1 if voltage is < threshold value for Ra attach
*/
int pd_tcpc_cc_ra(int port, int cc_volt, int cc_sel);
/**
* Set Rp or Rd resistor for CC lines
*
* This function is used to configure the CC pullup or pulldown resistor to
* the requested value.
*
* @param port USB-C port number
* @param cc_pull 1 for Rp and 0 for Rd
* @param rp_value If cc_pull == 1, the value of Rp to use
* @return 1 if cc_pull == 1 and Rp is invalid, otherwise 0
*/
int pd_set_rp_rd(int port, int cc_pull, int rp_value);
/**
* Get board HW ID version
*
* @return HW ID version
*/
int board_get_version(void);
/**
* Enable or disable CCD
*
* @param enable Enable CCD if true, otherwise disable
*/
void ccd_enable(int enable);
#endif /* !__ASSEMBLER__ */
#endif /* __CROS_EC_BOARD_H */
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