146 lines
3.5 KiB
C
146 lines
3.5 KiB
C
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/* 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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/* Twinkie dongle 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 USART1 (PA9/PA10) */
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#define CONFIG_UART_CONSOLE 1
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/* Optional features */
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#define CONFIG_USB
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#define CONFIG_USB_BOS
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#define CONFIG_USB_CONSOLE
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#define CONFIG_WEBUSB_URL "storage.googleapis.com/webtwinkie.org/tool.html"
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#define CONFIG_USB_POWER_DELIVERY
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#define CONFIG_USB_PD_DUAL_ROLE
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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_PD_USE_DAC_AS_REF
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#define CONFIG_HW_CRC
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#ifndef HAS_TASK_PD_C0 /* PD sniffer mode */
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#undef CONFIG_DMA_DEFAULT_HANDLERS
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#define CONFIG_USB_PD_TX_PHY_ONLY
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/* override the comparator interrupt handler */
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#undef CONFIG_USB_PD_RX_COMP_IRQ
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#endif
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#define CONFIG_ADC
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#define CONFIG_BOARD_PRE_INIT
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#define CONFIG_I2C
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#define CONFIG_I2C_MASTER
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#define CONFIG_INA231
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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 0
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/* USB configuration */
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#define CONFIG_USB_PID 0x500A
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/* By default, enable all console messages excepted USB */
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#define CC_DEFAULT (CC_ALL & ~CC_MASK(CC_USB))
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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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void sniffer_init(void);
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int wait_packet(int pol, uint32_t min_edges, uint32_t timeout_us);
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int expect_packet(int pol, uint8_t cmd, uint32_t timeout_us);
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uint8_t recording_enable(uint8_t mask);
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void trace_packets(void);
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void set_trace_mode(int mode);
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/* Timer selection */
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#define TIM_CLOCK_MSB 3
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#define TIM_CLOCK_LSB 15
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#define TIM_ADC 16
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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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/* USB string indexes */
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enum usb_strings {
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USB_STR_DESC = 0,
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USB_STR_VENDOR,
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USB_STR_PRODUCT,
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USB_STR_VERSION,
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USB_STR_SNIFFER,
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USB_STR_CONSOLE_NAME,
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USB_STR_COUNT
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};
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/* Standard-current Rp */
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#define PD_SRC_VNC PD_SRC_DEF_VNC_MV
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#define PD_SRC_RD_THRESHOLD PD_SRC_DEF_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 15000
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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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#endif /* !__ASSEMBLER__ */
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/* USB interface indexes (use define rather than enum to expand them) */
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#define USB_IFACE_CONSOLE 0
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#define USB_IFACE_VENDOR 1
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/* USB endpoint indexes (use define rather than enum to expand them) */
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#define USB_EP_CONTROL 0
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#define USB_EP_CONSOLE 1
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/*
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* Endpoint 2 is missing because the console used to use two bidirectional
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* endpoints. It now uses a single bidirectional endpoint relying on the
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* direction bit as an additional bit identifying the endpoint used. It is
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* safe to reallocate endpoint 2 in the future.
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*/
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#ifdef HAS_TASK_SNIFFER
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#define USB_EP_SNIFFER 3
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#define USB_EP_COUNT 4
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#define USB_IFACE_COUNT 2
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#else
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#define USB_EP_COUNT 2
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/* No IFACE_VENDOR for the sniffer */
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#define USB_IFACE_COUNT 1
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#endif
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#endif /* __CROS_EC_BOARD_H */
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