fix LPC812 PWM
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Diff: targets/cmsis/TARGET_STM/TARGET_STM32L1/stm32l1xx_hal_spi_ex.c
- Revision:
- 0:9b334a45a8ff
diff -r 000000000000 -r 9b334a45a8ff targets/cmsis/TARGET_STM/TARGET_STM32L1/stm32l1xx_hal_spi_ex.c --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/targets/cmsis/TARGET_STM/TARGET_STM32L1/stm32l1xx_hal_spi_ex.c Thu Oct 01 15:25:22 2015 +0300 @@ -0,0 +1,153 @@ +/** + ****************************************************************************** + * @file stm32l1xx_hal_spi_ex.c + * @author MCD Application Team + * @version V1.0.0 + * @date 5-September-2014 + * @brief Extended SPI HAL module driver. + * + * This file provides firmware functions to manage the following + * functionalities SPI extension peripheral: + * + Extended Peripheral Control functions + * + ****************************************************************************** + * @attention + * + * <h2><center>© COPYRIGHT(c) 2014 STMicroelectronics</center></h2> + * + * 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 "stm32l1xx_hal.h" + +/** @addtogroup STM32L1xx_HAL_Driver + * @{ + */ + +/** @addtogroup SPI + * @{ + */ +#ifdef HAL_SPI_MODULE_ENABLED + +/* Private typedef -----------------------------------------------------------*/ +/* Private define ------------------------------------------------------------*/ +/* Private macro -------------------------------------------------------------*/ +/* Private variables ---------------------------------------------------------*/ +/* Private function prototypes -----------------------------------------------*/ +/* Private functions ---------------------------------------------------------*/ + +/** @addtogroup SPI_Exported_Functions + * @{ + */ + +/** @addtogroup SPI_Exported_Functions_Group1 + * + * @{ + */ + +/** + * @brief Initializes the SPI according to the specified parameters + * in the SPI_InitTypeDef and create the associated handle. + * @param hspi: pointer to a SPI_HandleTypeDef structure that contains + * the configuration information for SPI module. + * @retval HAL status + */ +HAL_StatusTypeDef HAL_SPI_Init(SPI_HandleTypeDef *hspi) +{ + /* Check the SPI handle allocation */ + if(hspi == HAL_NULL) + { + return HAL_ERROR; + } + + /* Check the parameters */ + assert_param(IS_SPI_ALL_INSTANCE(hspi->Instance)); + assert_param(IS_SPI_MODE(hspi->Init.Mode)); + assert_param(IS_SPI_DIRECTION_MODE(hspi->Init.Direction)); + assert_param(IS_SPI_DATASIZE(hspi->Init.DataSize)); + assert_param(IS_SPI_CPOL(hspi->Init.CLKPolarity)); + assert_param(IS_SPI_CPHA(hspi->Init.CLKPhase)); + assert_param(IS_SPI_NSS(hspi->Init.NSS)); + assert_param(IS_SPI_BAUDRATE_PRESCALER(hspi->Init.BaudRatePrescaler)); + assert_param(IS_SPI_FIRST_BIT(hspi->Init.FirstBit)); + assert_param(IS_SPI_TIMODE(hspi->Init.TIMode)); + assert_param(IS_SPI_CRC_CALCULATION(hspi->Init.CRCCalculation)); + assert_param(IS_SPI_CRC_POLYNOMIAL(hspi->Init.CRCPolynomial)); + + if(hspi->State == HAL_SPI_STATE_RESET) + { + /* Init the low level hardware : GPIO, CLOCK, NVIC... */ + HAL_SPI_MspInit(hspi); + } + + hspi->State = HAL_SPI_STATE_BUSY; + + /* Disble the selected SPI peripheral */ + __HAL_SPI_DISABLE(hspi); + + /*----------------------- SPIx CR1 & CR2 Configuration ---------------------*/ + /* Configure : SPI Mode, Communication Mode, Data size, Clock polarity and phase, NSS management, + Communication speed, First bit and CRC calculation state */ + hspi->Instance->CR1 = (hspi->Init.Mode | hspi->Init.Direction | hspi->Init.DataSize | + hspi->Init.CLKPolarity | hspi->Init.CLKPhase | (hspi->Init.NSS & SPI_CR1_SSM) | + hspi->Init.BaudRatePrescaler | hspi->Init.FirstBit | hspi->Init.CRCCalculation); + + /* Configure : NSS management */ + hspi->Instance->CR2 = (((hspi->Init.NSS >> 16) & SPI_CR2_SSOE) | hspi->Init.TIMode); + + /*---------------------------- SPIx CRCPOLY Configuration ------------------*/ + /* Configure : CRC Polynomial */ + hspi->Instance->CRCPR = hspi->Init.CRCPolynomial; + +#if defined (STM32L100xC) || defined (STM32L151xC) || defined (STM32L152xC) || defined (STM32L162xC) || defined (STM32L151xCA) || defined (STM32L151xD) || defined (STM32L152xCA) || defined (STM32L152xD) || defined (STM32L162xCA) || defined (STM32L162xD) || defined (STM32L151xE) || defined (STM32L152xE) || defined (STM32L162xE) + /* Activate the SPI mode (Make sure that I2SMOD bit in I2SCFGR register is reset) */ + CLEAR_BIT(hspi->Instance->I2SCFGR, SPI_I2SCFGR_I2SMOD); +#endif + + hspi->ErrorCode = HAL_SPI_ERROR_NONE; + hspi->State = HAL_SPI_STATE_READY; + + return HAL_OK; +} + +/** + * @} + */ + +/** + * @} + */ + +#endif /* HAL_SPI_MODULE_ENABLED */ +/** + * @} + */ + +/** + * @} + */ + +/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/