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202 lines
6.2 KiB
C
202 lines
6.2 KiB
C
/*
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* Copyright 2024 Google LLC
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#pragma once
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#include "util/misc.h"
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#include "drivers/accel.h"
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#include "drivers/imu/bmi160/bmi160.h"
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#include "stm32f4xx_rcc.h"
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#include "stm32f4xx_gpio.h"
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#include "stm32f4xx_exti.h"
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#include "stm32f4xx_syscfg.h"
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#include "stm32f4xx_i2c.h"
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#define USE_PARALLEL_FLASH
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#define HAS_ACCESSORY_CONNECTOR
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#define BOARD_HAS_PMIC
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#define BOARD_I2C_BUS_COUNT (ARRAY_LENGTH(SNOWY_EVT_I2C_BUS_CONFIGS))
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extern void snowy_i2c_rail_1_ctl_fn(bool enable);
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static const I2cBusConfig SNOWY_EVT_I2C_BUS_CONFIGS[] = {
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// Listed as I2C_PMIC on the schematic, runs at 1.8V
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[0] = {
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.i2c = I2C1,
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.i2c_scl = { GPIOB, GPIO_Pin_6, GPIO_PinSource6, GPIO_AF_I2C1 },
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.i2c_sda = { GPIOB, GPIO_Pin_9, GPIO_PinSource9, GPIO_AF_I2C1 },
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.clock_speed = 400000,
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.duty_cycle = I2C_DutyCycle_16_9,
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.clock_ctrl = RCC_APB1Periph_I2C1,
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.ev_irq_channel = I2C1_EV_IRQn,
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.er_irq_channel = I2C1_ER_IRQn,
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},
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// Listed as I2C_MFI on the schematic, runs at 1.8V
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[1] = {
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.i2c = I2C2,
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.i2c_scl = { GPIOF, GPIO_Pin_1, GPIO_PinSource1, GPIO_AF_I2C2 },
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.i2c_sda = { GPIOF, GPIO_Pin_0, GPIO_PinSource0, GPIO_AF_I2C2 },
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.clock_speed = 400000,
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.duty_cycle = I2C_DutyCycle_2,
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.clock_ctrl = RCC_APB1Periph_I2C2,
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.ev_irq_channel = I2C2_EV_IRQn,
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.er_irq_channel = I2C2_ER_IRQn,
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.rail_ctl_fn = snowy_i2c_rail_1_ctl_fn
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}
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};
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static const uint8_t SNOWY_EVT_I2C_DEVICE_MAP[] = {
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[I2C_DEVICE_MFI] = 1,
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[I2C_DEVICE_MAX14690] = 0
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};
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static const BoardConfig BOARD_CONFIG = {
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.i2c_bus_configs = SNOWY_EVT_I2C_BUS_CONFIGS,
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.i2c_bus_count = BOARD_I2C_BUS_COUNT,
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.i2c_device_map = SNOWY_EVT_I2C_DEVICE_MAP,
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.i2c_device_count = ARRAY_LENGTH(SNOWY_EVT_I2C_DEVICE_MAP),
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.has_ambient_light_sensor = true,
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.ambient_light_dark_threshold = 3000,
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.photo_en = { GPIOA, GPIO_Pin_3, true },
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.light_level = { GPIOA, GPIO_Pin_2, ADC_Channel_2 },
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.dbgserial_int = { EXTI_PortSourceGPIOC, 12 },
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.accessory_power_en = { GPIOF, GPIO_Pin_13, true },
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.accessory_rxtx_afcfg = { GPIOE, GPIO_Pin_1, GPIO_PinSource1, GPIO_AF_UART8 },
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.accessory_uart = UART8,
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.accessory_exti = { EXTI_PortSourceGPIOE, 0 },
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.bt_controller = CC2564B,
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.bt_shutdown = { GPIOC, GPIO_Pin_8, false},
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.bt_cts_int = { GPIOA, GPIO_Pin_11, false},
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.bt_cts_exti = { EXTI_PortSourceGPIOA, 11 },
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.mfi_reset_pin = { GPIOF, GPIO_Pin_11 },
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// Only used with Sharp displays
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.lcd_com = { 0 },
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.cdone_int = { EXTI_PortSourceGPIOG, 9 },
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.intn_int = { EXTI_PortSourceGPIOG, 10 },
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.power_5v0_options = OptionNotPresent,
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.power_ctl_5v0 = { 0 },
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.backlight_options = BacklightPinPwm,
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.backlight_ctl = { GPIOB, GPIO_Pin_14, true },
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.backlight_timer = {
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.peripheral = TIM12,
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.config_clock = RCC_APB1Periph_TIM12,
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.init = TIM_OC1Init,
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.preload = TIM_OC1PreloadConfig
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},
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.backlight_afcfg = { GPIOB, GPIO_Pin_14, GPIO_PinSource14, GPIO_AF_TIM12 },
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.has_mic = true,
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.mic_config = {
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.i2s_ck = { GPIOB, GPIO_Pin_10, GPIO_PinSource10, GPIO_AF_SPI2 },
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.i2s_sd = { GPIOB, GPIO_Pin_15, GPIO_PinSource15, GPIO_AF_SPI2 },
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.dma_stream = DMA1_Stream3,
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.dma_channel = DMA_Channel_0,
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.dma_channel_irq = DMA1_Stream3_IRQn,
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.dma_clock_ctrl = RCC_AHB1Periph_DMA1,
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.spi = SPI2,
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.spi_clock_ctrl = RCC_APB1Periph_SPI2,
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.mic_gpio_power = { GPIOF, GPIO_Pin_5, true }
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},
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};
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static const BoardConfigButton BOARD_CONFIG_BUTTON = {
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.buttons = {
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[BUTTON_ID_BACK] = { "Back", GPIOG, GPIO_Pin_1, { EXTI_PortSourceGPIOG, 1 }, GPIO_PuPd_UP },
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[BUTTON_ID_UP] = { "Up", GPIOG, GPIO_Pin_2, { EXTI_PortSourceGPIOG, 2 }, GPIO_PuPd_UP },
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[BUTTON_ID_SELECT] = { "Select", GPIOG, GPIO_Pin_3, { EXTI_PortSourceGPIOG, 3 }, GPIO_PuPd_UP },
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[BUTTON_ID_DOWN] = { "Down", GPIOG, GPIO_Pin_4, { EXTI_PortSourceGPIOG, 4 }, GPIO_PuPd_NOPULL },
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},
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.button_com = { 0 },
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};
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static const BoardConfigPower BOARD_CONFIG_POWER = {
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.pmic_int = { EXTI_PortSourceGPIOG, 7 },
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.battery_vmon = { GPIOA, GPIO_Pin_1, ADC_Channel_1 },
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.vusb_stat = { .gpio = GPIO_Port_NULL, },
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.chg_stat = { GPIO_Port_NULL },
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.chg_fast = { GPIO_Port_NULL },
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.chg_en = { GPIO_Port_NULL },
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.has_vusb_interrupt = false,
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.wake_on_usb_power = false,
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.charging_status_led_voltage_compensation = 0,
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.low_power_threshold = 5,
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};
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static const BoardConfigAccel BOARD_CONFIG_ACCEL = {
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// FIXME: We no longer use i2c for our accel, this will need work.
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.accel_config = {
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.i2c_address = 0x32,
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.axes_offsets[ACCEL_AXIS_X] = 1,
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.axes_offsets[ACCEL_AXIS_Y] = 0,
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.axes_offsets[ACCEL_AXIS_Z] = 2,
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.axes_inverts[ACCEL_AXIS_X] = true,
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.axes_inverts[ACCEL_AXIS_Y] = false,
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.axes_inverts[ACCEL_AXIS_Z] = true,
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},
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.accel_ints = {
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[0] = { EXTI_PortSourceGPIOG, 5 },
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[1] = { EXTI_PortSourceGPIOG, 6 }
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},
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};
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static const BoardConfigMag BOARD_CONFIG_MAG = {
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// FIXME: We need to talk to the compass through the accel now as it's hanging of the accel's i2c bus.
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// This will need work.
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.mag_config = {
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.i2c_address = 0x0e << 1,
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// FIXME: ?
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.axes_offsets[ACCEL_AXIS_X] = 1,
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.axes_offsets[ACCEL_AXIS_Y] = 0,
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.axes_offsets[ACCEL_AXIS_Z] = 2,
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.axes_inverts[ACCEL_AXIS_X] = false,
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.axes_inverts[ACCEL_AXIS_Y] = true,
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.axes_inverts[ACCEL_AXIS_Z] = true,
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},
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.mag_int = { EXTI_PortSourceGPIOF, 14 },
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};
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static const BoardConfigVibe BOARD_CONFIG_VIBE = {
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.vibe_options = VibePinPwm,
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.vibe_ctl = { GPIOF, GPIO_Pin_4, true },
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.vibe_pwm = { GPIOB, GPIO_Pin_8, true },
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.vibe_timer = {
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.peripheral = TIM10,
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.config_clock = RCC_APB2Periph_TIM10,
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.init = TIM_OC1Init,
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.preload = TIM_OC1PreloadConfig
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},
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.vibe_afcfg = { GPIOB, GPIO_Pin_8, GPIO_PinSource8, GPIO_AF_TIM10 },
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};
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