113 lines
2.7 KiB
C
113 lines
2.7 KiB
C
/* Copyright 2014 The Chromium OS Authors. All rights reserved.
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* Use of this source code is governed by a BSD-style license that can be
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* found in the LICENSE file.
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*/
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/* Plankton board configuration */
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#ifndef __CROS_EC_BOARD_H
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#define __CROS_EC_BOARD_H
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/* 48 MHz SYSCLK clock frequency */
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#define CPU_CLOCK 48000000
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/* the UART console is on USART2 (PA14/PA15) */
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#undef CONFIG_UART_CONSOLE
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#define CONFIG_UART_CONSOLE 2
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/* Optional features */
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#define CONFIG_STM_HWTIMER32
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#define CONFIG_USB_POWER_DELIVERY
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#define CONFIG_USB_PD_ALT_MODE
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#define CONFIG_USB_PD_COMM_DISABLED
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#define CONFIG_USB_PD_DUAL_ROLE
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#define CONFIG_USB_PD_DYNAMIC_SRC_CAP
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#define CONFIG_USB_PD_IDENTITY_HW_VERS 1
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#define CONFIG_USB_PD_IDENTITY_SW_VERS 1
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#define CONFIG_USB_PD_INTERNAL_COMP
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#define CONFIG_USB_PD_PORT_COUNT 1
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#define CONFIG_USB_PD_TCPC
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#define CONFIG_USB_PD_TCPM_STUB
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#define CONFIG_USB_PD_VBUS_DETECT_GPIO
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#define CONFIG_ADC
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#define CONFIG_HW_CRC
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#define CONFIG_I2C
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#define CONFIG_I2C_MASTER
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#define CONFIG_INA219
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#define CONFIG_IO_EXPANDER_PCA9534
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#undef CONFIG_WATCHDOG_HELP
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#undef CONFIG_LID_SWITCH
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#undef CONFIG_TASK_PROFILING
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/* I2C ports configuration */
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#define I2C_PORT_MASTER 1
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/* USB configuration */
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#define CONFIG_USB_PID 0x500c
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#define CONFIG_USB_BCD_DEV 0x0001 /* v 0.01 */
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/*
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* Allow dangerous commands all the time, since we don't have a write protect
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* switch.
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*/
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#define CONFIG_SYSTEM_UNLOCKED
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#ifndef __ASSEMBLER__
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/* Timer selection */
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#define TIM_CLOCK32 2
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#define TIM_ADC 3
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#include "gpio_signal.h"
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/* ADC signal */
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enum adc_channel {
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ADC_CH_CC1_PD = 0,
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ADC_CH_CC2_PD,
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/* Number of ADC channels */
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ADC_CH_COUNT
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};
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enum board_src_cap {
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SRC_CAP_5V = 0,
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SRC_CAP_12V,
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SRC_CAP_20V,
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};
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/* 3.0A Rp */
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#define PD_SRC_VNC PD_SRC_3_0_VNC_MV
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#define PD_SNK_RD_THRESHOLD PD_SRC_3_0_RD_THRESH_MV
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/* delay necessary for the voltage transition on the power supply */
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#define PD_POWER_SUPPLY_TURN_ON_DELAY 50000 /* us */
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#define PD_POWER_SUPPLY_TURN_OFF_DELAY 50000 /* us */
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/* Define typical operating power and max power */
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#define PD_OPERATING_POWER_MW 5000
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#define PD_MAX_POWER_MW 60000
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#define PD_MAX_CURRENT_MA 3000
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#define PD_MAX_VOLTAGE_MV 20000
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/* Set USB PD source capability */
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void board_set_source_cap(enum board_src_cap cap);
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/* Reset USB hub if USB hub is switched to type-C port */
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void board_maybe_reset_usb_hub(void);
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/* Get fake ADC reading */
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int board_fake_pd_adc_read(int cc);
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/* Set pull-up/pull-down on CC lines */
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void board_pd_set_host_mode(int enable);
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/*
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* Whether the board is in USB hub mode or not
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*
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* @return 1 when in hub mode, 0 when not, and -1 on error.
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*/
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int board_in_hub_mode(void);
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#endif /* !__ASSEMBLER__ */
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#endif /* __CROS_EC_BOARD_H */
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