| /******************************************************************************* |
| * @file |
| * @brief init_board.c |
| ******************************************************************************* |
| * # License |
| * <b>Copyright 2018 Silicon Laboratories Inc. www.silabs.com</b> |
| ******************************************************************************* |
| * |
| * The licensor of this software is Silicon Laboratories Inc. Your use of this |
| * software is governed by the terms of Silicon Labs Master Software License |
| * Agreement (MSLA) available at |
| * www.silabs.com/about-us/legal/master-software-license-agreement. This |
| * software is distributed to you in Source Code format and is governed by the |
| * sections of the MSLA applicable to Source Code. |
| * |
| ******************************************************************************/ |
| |
| #if defined(HAL_CONFIG) |
| #include "bsphalconfig.h" |
| #include "hal-config.h" |
| #else |
| #include "bspconfig.h" |
| #endif |
| |
| #include "board_features.h" |
| #include "em_cmu.h" |
| |
| #include "em_cmu.h" |
| |
| #include "em_usart.h" |
| #include "mx25flash_spi.h" |
| |
| #include "bsp.h" |
| |
| void initBoard(void) |
| { |
| |
| // Enable clock for CRYOTIMER |
| CMU_ClockEnable(cmuClock_CRYOTIMER, true); |
| #if ((HAL_VCOM_ENABLE == 1) || (HAL_USART3_ENABLE == 1) || (HAL_USART1_ENABLE == 1) || (HAL_USART0_ENABLE == 1)) |
| #if defined(FEATURE_EXP_HEADER_USART3) |
| // Enable clock for USART3 |
| CMU_ClockEnable(cmuClock_USART3, true); |
| #elif defined(FEATURE_EXP_HEADER_USART1) |
| // Enable clock for USART1 |
| CMU_ClockEnable(cmuClock_USART1, true); |
| #else |
| // Enable clock for USART0 |
| CMU_ClockEnable(cmuClock_USART0, true); |
| #endif |
| #endif //(HAL_VCOM_ENABLE == 1) |
| #if ((HAL_I2CSENSOR_ENABLE == 1) || (HAL_VCOM_ENABLE == 1) || (HAL_SPIDISPLAY_ENABLE == 1) || (HAL_USART3_ENABLE == 1) || \ |
| (HAL_USART1_ENABLE == 1) || (HAL_USART0_ENABLE == 1)) |
| // Enable clock for PRS |
| CMU_ClockEnable(cmuClock_PRS, true); |
| // Enable GPIO clock source |
| CMU_ClockEnable(cmuClock_GPIO, true); |
| #endif /* ((HAL_I2CSENSOR_ENABLE == 1) \ |
| || (HAL_VCOM_ENABLE == 1) \ |
| || (HAL_SPIDISPLAY_ENABLE == 1) \ |
| || (HAL_USART3_ENABLE == 1) \ |
| || (HAL_USART1_ENABLE == 1) \ |
| || (HAL_USART0_ENABLE == 1)) */ |
| |
| // Put the SPI flash into Deep Power Down mode for those radio boards where it |
| // is available |
| MX25_init(); |
| MX25_DP(); |
| // We must disable SPI communication |
| MX25_deinit(); |
| } |
| |
| void initVcomEnable(void) |
| { |
| #if defined(HAL_VCOM_ENABLE) |
| // Enable VCOM if requested |
| GPIO_PinModeSet(BSP_VCOM_ENABLE_PORT, BSP_VCOM_ENABLE_PIN, gpioModePushPull, HAL_VCOM_ENABLE); |
| #endif // HAL_VCOM_ENABLE |
| } |
