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101 lines
3.2 KiB
C
101 lines
3.2 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 "display.h"
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#include "drivers/button_id.h"
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#include "stm32f4xx_gpio.h"
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#include <stdint.h>
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#include <stdbool.h>
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#define GPIO_Port_NULL ((GPIO_TypeDef *) 0)
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#define GPIO_Pin_NULL ((uint16_t)0x0000)
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typedef struct {
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//! One of EXTI_PortSourceGPIOX
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uint8_t exti_port_source;
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//! Value between 0-15
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uint8_t exti_line;
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} ExtiConfig;
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typedef struct {
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const char* const name; ///< Name for debugging purposes.
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GPIO_TypeDef* const gpio; ///< One of GPIOX. For example, GPIOA.
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const uint32_t gpio_pin; ///< One of GPIO_Pin_X.
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ExtiConfig exti;
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GPIOPuPd_TypeDef pull;
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} ButtonConfig;
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typedef struct {
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GPIO_TypeDef* const gpio; ///< One of GPIOX. For example, GPIOA.
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const uint32_t gpio_pin; ///< One of GPIO_Pin_X.
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} ButtonComConfig;
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typedef struct {
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GPIO_TypeDef* const gpio; ///< One of GPIOX. For example, GPIOA.
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const uint32_t gpio_pin; ///< One of GPIO_Pin_X.
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bool active_high; ///< Pin is active high or active low
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} OutputConfig;
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//! Alternate function pin configuration
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//! Used to configure a pin for use by a peripheral
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typedef struct {
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GPIO_TypeDef* const gpio; ///< One of GPIOX. For example, GPIOA.
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const uint32_t gpio_pin; ///< One of GPIO_Pin_X.
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const uint16_t gpio_pin_source; ///< One of GPIO_PinSourceX.
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const uint8_t gpio_af; ///< One of GPIO_AF_X
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} AfConfig;
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typedef struct {
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I2C_TypeDef *const i2c;
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AfConfig i2c_scl; ///< Alternate Function configuration for SCL pin
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AfConfig i2c_sda; ///< Alternate Function configuration for SDA pin
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uint32_t clock_ctrl; ///< Peripheral clock control flag
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uint32_t clock_speed; ///< Bus clock speed
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uint32_t duty_cycle; ///< Bus clock duty cycle in fast mode
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const uint8_t ev_irq_channel; ///< I2C Event interrupt (One of X_IRQn). For example, I2C1_EV_IRQn.
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const uint8_t er_irq_channel; ///< I2C Error interrupt (One of X_IRQn). For example, I2C1_ER_IRQn.
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void (* const rail_cfg_fn)(void); //! Configure function for pins on this rail.
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void (* const rail_ctl_fn)(bool enabled); //! Control function for this rail.
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} I2cBusConfig;
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typedef enum I2cDevice {
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I2C_DEVICE_AS3701B,
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} I2cDevice;
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typedef struct {
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// I2C Configuration
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/////////////////////////////////////////////////////////////////////////////
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const I2cBusConfig *i2c_bus_configs;
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const uint8_t i2c_bus_count;
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const uint8_t *i2c_device_map;
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const uint8_t i2c_device_count;
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} BoardConfig;
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// Button Configuration
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/////////////////////////////////////////////////////////////////////////////
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typedef struct {
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const ButtonConfig buttons[NUM_BUTTONS];
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const ButtonComConfig button_com;
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} BoardConfigButton;
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#include "board_definitions.h"
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