/*
 * The MIT License (MIT)
 *
 * Copyright (c) 2018 Ha Thach for Adafruit Industries
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 * THE SOFTWARE.
 */

#ifndef BOARD_H_
#define BOARD_H_

//--------------------------------------------------------------------+
// LED
//--------------------------------------------------------------------+

#define LED_PORT              GPIOE
#define LED_PIN               GPIO_PIN_10
#define LED_STATE_ON          1

//#define BUTTON_PORT           GPIOA
//#define BUTTON_PIN            GPIO_PIN_0
//#define BUTTON_STATE_ACTIVE   1


//--------------------------------------------------------------------+
// Neopixel
//--------------------------------------------------------------------+

//// Number of neopixels
#define NEOPIXEL_NUMBER       0

//#define NEOPIXEL_PORT         GPIOC
//#define NEOPIXEL_PIN          GPIO_PIN_0
//
//// Brightness percentage from 1 to 255
//#define NEOPIXEL_BRIGHTNESS   0x10


//--------------------------------------------------------------------+
// Flash
//--------------------------------------------------------------------+

// Flash size of the board
#define BOARD_FLASH_SIZE  (256 * 1024)

//--------------------------------------------------------------------+
// USB UF2
//--------------------------------------------------------------------+

// TODO VID/PID aren't assigned for this board
#define USB_VID           0xcafe
#define USB_PID           0xffff
#define USB_MANUFACTURER  "ST"
#define USB_PRODUCT       "STM32F303 Discovery"

#define UF2_PRODUCT_NAME  USB_MANUFACTURER " " USB_PRODUCT
#define UF2_BOARD_ID      "STM32F303 discovery"
#define UF2_VOLUME_LABEL  "F303BOOT"
#define UF2_INDEX_URL     "https://www.st.com/en/evaluation-tools/stm32f3discovery.html"

//--------------------------------------------------------------------+
// UART
//--------------------------------------------------------------------+

#define UART_DEV              USART1
#define UART_CLOCK_ENABLE     __HAL_RCC_USART1_CLK_ENABLE
#define UART_GPIO_PORT        GPIOC
#define UART_GPIO_AF          GPIO_AF7_USART1
#define UART_TX_PIN           GPIO_PIN_4
#define UART_RX_PIN           GPIO_PIN_5

//--------------------------------------------------------------------+
// RCC Clock
//--------------------------------------------------------------------+
static inline void clock_init(void)
{
  RCC_ClkInitTypeDef RCC_ClkInitStruct;
  RCC_OscInitTypeDef RCC_OscInitStruct;
  RCC_PeriphCLKInitTypeDef  RCC_PeriphClkInit;

  /* Enable HSE Oscillator and activate PLL with HSE as source */
  RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSE;
  RCC_OscInitStruct.HSEState = RCC_HSE_ON;
  RCC_OscInitStruct.HSEPredivValue = RCC_HSE_PREDIV_DIV1;
  RCC_OscInitStruct.PLL.PLLState = RCC_PLL_ON;
  RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_HSE;
  RCC_OscInitStruct.PLL.PLLMUL = RCC_PLL_MUL9;
  HAL_RCC_OscConfig(&RCC_OscInitStruct);

  HAL_RCCEx_GetPeriphCLKConfig(&RCC_PeriphClkInit);
  RCC_PeriphClkInit.USBClockSelection = RCC_USBCLKSOURCE_PLL_DIV1_5;
  HAL_RCCEx_PeriphCLKConfig(&RCC_PeriphClkInit);

  /* Select PLL as system clock source and configure the HCLK, PCLK1 and PCLK2
  clocks dividers */
  RCC_ClkInitStruct.ClockType = (RCC_CLOCKTYPE_SYSCLK | RCC_CLOCKTYPE_HCLK | RCC_CLOCKTYPE_PCLK1 | RCC_CLOCKTYPE_PCLK2);
  RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_PLLCLK;
  RCC_ClkInitStruct.AHBCLKDivider = RCC_SYSCLK_DIV1;
  RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV2;
  RCC_ClkInitStruct.APB2CLKDivider = RCC_HCLK_DIV1;
  HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_2);

  /* Enable Power Clock */
  __HAL_RCC_PWR_CLK_ENABLE();
}

#endif
