From e8c6f2b8aa1bd65bfe8d431ecf7358f12f5bf981 Mon Sep 17 00:00:00 2001
From: Fredrik Thulin <fredrik@thulin.net>
Date: Thu, 10 Dec 2015 21:23:45 +0100
Subject: init, code testing the RTC on the dev-bridge board

---
 src/rtc-test/src/stm32f4xx_hal_msp.c | 126 +++++++++++++++++++++++++++++++++++
 1 file changed, 126 insertions(+)
 create mode 100644 src/rtc-test/src/stm32f4xx_hal_msp.c

(limited to 'src/rtc-test/src/stm32f4xx_hal_msp.c')

diff --git a/src/rtc-test/src/stm32f4xx_hal_msp.c b/src/rtc-test/src/stm32f4xx_hal_msp.c
new file mode 100644
index 0000000..5d07889
--- /dev/null
+++ b/src/rtc-test/src/stm32f4xx_hal_msp.c
@@ -0,0 +1,126 @@
+/**
+  ******************************************************************************
+  * File Name          : stm32f4xx_hal_msp.c
+  * Date               : 08/07/2015 17:46:00
+  * Description        : This file provides code for the MSP Initialization
+  *                      and de-Initialization codes.
+  ******************************************************************************
+  *
+  * COPYRIGHT(c) 2015 STMicroelectronics
+  *
+  * Redistribution and use in source and binary forms, with or without modification,
+  * are permitted provided that the following conditions are met:
+  *   1. Redistributions of source code must retain the above copyright notice,
+  *      this list of conditions and the following disclaimer.
+  *   2. Redistributions in binary form must reproduce the above copyright notice,
+  *      this list of conditions and the following disclaimer in the documentation
+  *      and/or other materials provided with the distribution.
+  *   3. Neither the name of STMicroelectronics nor the names of its contributors
+  *      may be used to endorse or promote products derived from this software
+  *      without specific prior written permission.
+  *
+  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+  * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
+  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+  * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+  * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+  * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+  *
+  ******************************************************************************
+  */
+/* Includes ------------------------------------------------------------------*/
+#include "stm32f4xx_hal.h"
+#include "stm_init.h"
+
+void HAL_UART_MspInit(UART_HandleTypeDef* huart)
+{
+  GPIO_InitTypeDef GPIO_InitStruct;
+  int i;
+
+  if (huart->Instance == USART2) {
+    /* Peripheral clock enable */
+    __USART2_CLK_ENABLE();
+    __GPIOA_CLK_ENABLE();
+
+    /**USART2 GPIO Configuration
+    PA2     ------> USART2_TX
+    PA3     ------> USART2_RX
+    */
+    GPIO_InitStruct.Pin = GPIO_PIN_2 | GPIO_PIN_3;
+    GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
+    GPIO_InitStruct.Pull = GPIO_PULLUP;
+    GPIO_InitStruct.Speed = GPIO_SPEED_LOW;
+    GPIO_InitStruct.Alternate = GPIO_AF7_USART2;
+    HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
+
+    for (i = 0; i < 10; i++) {
+      HAL_GPIO_TogglePin(LED_PORT, LED_RED);
+      HAL_Delay(50);
+    }
+  }
+
+}
+
+void HAL_UART_MspDeInit(UART_HandleTypeDef* huart)
+{
+  if (huart->Instance == USART2) {
+    /* Peripheral clock disable */
+    __USART2_CLK_DISABLE();
+
+    /**USART2 GPIO Configuration
+    PA2     ------> USART2_TX
+    PA3     ------> USART2_RX
+    */
+    HAL_GPIO_DeInit(GPIOA, GPIO_PIN_2 | GPIO_PIN_3);
+  }
+}
+
+void HAL_I2C_MspInit(I2C_HandleTypeDef* hi2c)
+{
+
+  GPIO_InitTypeDef GPIO_InitStruct;
+  if (hi2c->Instance == I2C2) {
+    /**I2C2 GPIO Configuration
+     //PF0     ------> I2C2_SDA
+     //PF1     ------> I2C2_SCL
+
+     PH5     ------> I2C2_SDA
+     PH4     ------> I2C2_SCL
+    */
+
+    __GPIOH_CLK_ENABLE();
+
+    GPIO_InitStruct.Pin = GPIO_PIN_4 | GPIO_PIN_5;
+    GPIO_InitStruct.Mode = GPIO_MODE_AF_OD;
+    GPIO_InitStruct.Pull = GPIO_PULLUP;
+    GPIO_InitStruct.Speed = GPIO_SPEED_HIGH;
+    GPIO_InitStruct.Alternate = GPIO_AF4_I2C2;
+    HAL_GPIO_Init(GPIOH, &GPIO_InitStruct);
+
+    /* Peripheral clock enable */
+    __I2C2_CLK_ENABLE();
+  }
+
+}
+
+void HAL_I2C_MspDeInit(I2C_HandleTypeDef* hi2c)
+{
+
+  if(hi2c->Instance==I2C2) {
+    /* Peripheral clock disable */
+    __I2C2_CLK_DISABLE();
+
+    /**I2C2 GPIO Configuration
+    PF0     ------> I2C2_SDA
+    PF1     ------> I2C2_SCL
+    */
+    HAL_GPIO_DeInit(GPIOF, GPIO_PIN_0|GPIO_PIN_1);
+  }
+}
+
+
+/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
-- 
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