/* Copyright 2019 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.
 */

/* chocodile_mcu board configuration */

#ifndef __CROS_EC_BOARD_H
#define __CROS_EC_BOARD_H

/*
 * The console task is too big to include in both RO and RW images. Therefore,
 * if the console task is defined, then only build an RW image. This can be
 * useful for debugging to have a full console. Otherwise, without this task,
 * a full RO and RW is built with a limited one-way output console.
 */
#ifdef HAS_TASK_CONSOLE
/*
 * The flash size is only 32kB.
 * No space for 2 partitions,
 * put only RW at the beginning of the flash
 */
#undef CONFIG_FW_INCLUDE_RO
#undef CONFIG_RW_MEM_OFF
#define CONFIG_RW_MEM_OFF 0
#undef CONFIG_RO_SIZE
#define CONFIG_RO_SIZE 0
/* Fake full size if we had a RO partition */
#undef CONFIG_RW_SIZE
#define CONFIG_RW_SIZE CONFIG_FLASH_SIZE
#endif /* HAS_TASK_CONSOLE */

/* 48 MHz SYSCLK clock frequency */
#define CPU_CLOCK 48000000

/* the UART console is on USART1 (PA9/PA10) */
#undef  CONFIG_UART_CONSOLE
#define CONFIG_UART_CONSOLE 1

/* Optional features */
#define CONFIG_ADC
#undef  CONFIG_ADC_WATCHDOG
#define CONFIG_ADC_SAMPLE_TIME STM32_ADC_SMPR_41_5_CY
#define CONFIG_BOARD_PRE_INIT
#define CONFIG_COMMON_GPIO_SHORTNAMES
#undef  CONFIG_DEBUG_ASSERT
#define CONFIG_FORCE_CONSOLE_RESUME
#define CONFIG_HIBERNATE
#undef  CONFIG_HOSTCMD_EVENTS
#define CONFIG_HW_CRC
#undef  CONFIG_LID_SWITCH
#define CONFIG_LOW_POWER_IDLE
#define CONFIG_LTO
#define CONFIG_STM_HWTIMER32
#undef  CONFIG_TASK_PROFILING
#undef  CONFIG_UART_TX_BUF_SIZE
#undef  CONFIG_UART_TX_DMA
#undef  CONFIG_UART_RX_DMA
#define CONFIG_UART_TX_BUF_SIZE 128
#define CONFIG_USB_PD_PORT_COUNT 1
#define CONFIG_USB_PD_TCPC
#define CONFIG_USB_PD_VBUS_DETECT_NONE
#define CONFIG_USB_PD_TCPM_STUB
#define CONFIG_USB_SM_FRAMEWORK
#define CONFIG_USB_TYPEC_CTVPD
#define CONFIG_USB_PD_DUAL_ROLE
#define CONFIG_USB_PD_INTERNAL_COMP
#define CONFIG_VBOOT_HASH
#define CONFIG_WATCHDOG
#undef  CONFIG_WATCHDOG_HELP

#define CONFIG_USB_PID 0x5036
#define VPD_HW_VERSION 0x0001
#define VPD_FW_VERSION 0x0001

/* USB bcdDevice */
#define USB_BCD_DEVICE 0

/* Vbus impedance in milliohms */
#define VPD_VBUS_IMPEDANCE 65

/* GND impedance in milliohms */
#define VPD_GND_IMPEDANCE 33

/*
 * TODO(crosbug.com/p/50519): Remove CONFIG_SYSTEM_UNLOCKED prior to building
 * MP FW.
 */
#define CONFIG_SYSTEM_UNLOCKED

#ifdef HAS_TASK_CONSOLE
#undef  CONFIG_CONSOLE_HISTORY
#define CONFIG_CONSOLE_HISTORY 2

#else
#undef  CONFIG_CONSOLE_CMDHELP
#define CONFIG_DEBUG_PRINTF
#define UARTN CONFIG_UART_CONSOLE
#define UARTN_BASE STM32_USART_BASE(CONFIG_UART_CONSOLE)
#endif /* HAS_TASK_CONSOLE */

/* Use PSTATE embedded in the RO image, not in its own erase block */
#undef  CONFIG_FLASH_PSTATE_BANK
#undef  CONFIG_FW_PSTATE_SIZE
#define CONFIG_FW_PSTATE_SIZE 0

#ifndef __ASSEMBLER__

/* Timer selection */
#define TIM_CLOCK32 2
#define TIM_ADC     3

#include "gpio_signal.h"

/* ADC signal */
enum adc_channel {
	ADC_VCONN_VSENSE = 0,
	ADC_CC_VPDMCU,
	ADC_CC_RP3A0_RD_L,
	ADC_RDCONNECT_REF,
	ADC_CC1_RP3A0_RD_L,
	ADC_CC2_RP3A0_RD_L,
	ADC_HOST_VBUS_VSENSE,
	ADC_CHARGE_VBUS_VSENSE,
	ADC_CC1_RPUSB_ODH,
	ADC_CC2_RPUSB_ODH,
	/* Number of ADC channels */
	ADC_CH_COUNT
};

/* 1.5A Rp */
#define PD_SRC_VNC            PD_SRC_1_5_VNC_MV
#define PD_SRC_RD_THRESHOLD   PD_SRC_1_5_RD_THRESH_MV

#endif /* !__ASSEMBLER__ */

#endif /* __CROS_EC_BOARD_H */
