Mercurial > public > ostc4
diff Common/Drivers/STM32F4xx_HAL_Driver/Src/stm32f4xx_ll_gpio.c @ 128:c78bcbd5deda FlipDisplay
Added current STM32 standandard libraries in version independend folder structure
author | Ideenmodellierer |
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date | Sun, 17 Feb 2019 21:12:22 +0100 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/Common/Drivers/STM32F4xx_HAL_Driver/Src/stm32f4xx_ll_gpio.c Sun Feb 17 21:12:22 2019 +0100 @@ -0,0 +1,323 @@ +/** + ****************************************************************************** + * @file stm32f4xx_ll_gpio.c + * @author MCD Application Team + * @brief GPIO LL module driver. + ****************************************************************************** + * @attention + * + * <h2><center>© COPYRIGHT(c) 2017 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. + * + ****************************************************************************** + */ +#if defined(USE_FULL_LL_DRIVER) + +/* Includes ------------------------------------------------------------------*/ +#include "stm32f4xx_ll_gpio.h" +#include "stm32f4xx_ll_bus.h" +#ifdef USE_FULL_ASSERT +#include "stm32_assert.h" +#else +#define assert_param(expr) ((void)0U) +#endif + +/** @addtogroup STM32F4xx_LL_Driver + * @{ + */ + +#if defined (GPIOA) || defined (GPIOB) || defined (GPIOC) || defined (GPIOD) || defined (GPIOE) || defined (GPIOF) || defined (GPIOG) || defined (GPIOH) || defined (GPIOI) || defined (GPIOJ) || defined (GPIOK) + +/** @addtogroup GPIO_LL + * @{ + */ + +/* Private types -------------------------------------------------------------*/ +/* Private variables ---------------------------------------------------------*/ +/* Private constants ---------------------------------------------------------*/ +/* Private macros ------------------------------------------------------------*/ +/** @addtogroup GPIO_LL_Private_Macros + * @{ + */ +#define IS_LL_GPIO_PIN(__VALUE__) (((0x00000000U) < (__VALUE__)) && ((__VALUE__) <= (LL_GPIO_PIN_ALL))) + +#define IS_LL_GPIO_MODE(__VALUE__) (((__VALUE__) == LL_GPIO_MODE_INPUT) ||\ + ((__VALUE__) == LL_GPIO_MODE_OUTPUT) ||\ + ((__VALUE__) == LL_GPIO_MODE_ALTERNATE) ||\ + ((__VALUE__) == LL_GPIO_MODE_ANALOG)) + +#define IS_LL_GPIO_OUTPUT_TYPE(__VALUE__) (((__VALUE__) == LL_GPIO_OUTPUT_PUSHPULL) ||\ + ((__VALUE__) == LL_GPIO_OUTPUT_OPENDRAIN)) + +#define IS_LL_GPIO_SPEED(__VALUE__) (((__VALUE__) == LL_GPIO_SPEED_FREQ_LOW) ||\ + ((__VALUE__) == LL_GPIO_SPEED_FREQ_MEDIUM) ||\ + ((__VALUE__) == LL_GPIO_SPEED_FREQ_HIGH) ||\ + ((__VALUE__) == LL_GPIO_SPEED_FREQ_VERY_HIGH)) + +#define IS_LL_GPIO_PULL(__VALUE__) (((__VALUE__) == LL_GPIO_PULL_NO) ||\ + ((__VALUE__) == LL_GPIO_PULL_UP) ||\ + ((__VALUE__) == LL_GPIO_PULL_DOWN)) + +#define IS_LL_GPIO_ALTERNATE(__VALUE__) (((__VALUE__) == LL_GPIO_AF_0 ) ||\ + ((__VALUE__) == LL_GPIO_AF_1 ) ||\ + ((__VALUE__) == LL_GPIO_AF_2 ) ||\ + ((__VALUE__) == LL_GPIO_AF_3 ) ||\ + ((__VALUE__) == LL_GPIO_AF_4 ) ||\ + ((__VALUE__) == LL_GPIO_AF_5 ) ||\ + ((__VALUE__) == LL_GPIO_AF_6 ) ||\ + ((__VALUE__) == LL_GPIO_AF_7 ) ||\ + ((__VALUE__) == LL_GPIO_AF_8 ) ||\ + ((__VALUE__) == LL_GPIO_AF_9 ) ||\ + ((__VALUE__) == LL_GPIO_AF_10 ) ||\ + ((__VALUE__) == LL_GPIO_AF_11 ) ||\ + ((__VALUE__) == LL_GPIO_AF_12 ) ||\ + ((__VALUE__) == LL_GPIO_AF_13 ) ||\ + ((__VALUE__) == LL_GPIO_AF_14 ) ||\ + ((__VALUE__) == LL_GPIO_AF_15 )) +/** + * @} + */ + +/* Private function prototypes -----------------------------------------------*/ + +/* Exported functions --------------------------------------------------------*/ +/** @addtogroup GPIO_LL_Exported_Functions + * @{ + */ + +/** @addtogroup GPIO_LL_EF_Init + * @{ + */ + +/** + * @brief De-initialize GPIO registers (Registers restored to their default values). + * @param GPIOx GPIO Port + * @retval An ErrorStatus enumeration value: + * - SUCCESS: GPIO registers are de-initialized + * - ERROR: Wrong GPIO Port + */ +ErrorStatus LL_GPIO_DeInit(GPIO_TypeDef *GPIOx) +{ + ErrorStatus status = SUCCESS; + + /* Check the parameters */ + assert_param(IS_GPIO_ALL_INSTANCE(GPIOx)); + + /* Force and Release reset on clock of GPIOx Port */ + if (GPIOx == GPIOA) + { + LL_AHB1_GRP1_ForceReset(LL_AHB1_GRP1_PERIPH_GPIOA); + LL_AHB1_GRP1_ReleaseReset(LL_AHB1_GRP1_PERIPH_GPIOA); + } + else if (GPIOx == GPIOB) + { + LL_AHB1_GRP1_ForceReset(LL_AHB1_GRP1_PERIPH_GPIOB); + LL_AHB1_GRP1_ReleaseReset(LL_AHB1_GRP1_PERIPH_GPIOB); + } + else if (GPIOx == GPIOC) + { + LL_AHB1_GRP1_ForceReset(LL_AHB1_GRP1_PERIPH_GPIOC); + LL_AHB1_GRP1_ReleaseReset(LL_AHB1_GRP1_PERIPH_GPIOC); + } +#if defined(GPIOD) + else if (GPIOx == GPIOD) + { + LL_AHB1_GRP1_ForceReset(LL_AHB1_GRP1_PERIPH_GPIOD); + LL_AHB1_GRP1_ReleaseReset(LL_AHB1_GRP1_PERIPH_GPIOD); + } +#endif /* GPIOD */ +#if defined(GPIOE) + else if (GPIOx == GPIOE) + { + LL_AHB1_GRP1_ForceReset(LL_AHB1_GRP1_PERIPH_GPIOE); + LL_AHB1_GRP1_ReleaseReset(LL_AHB1_GRP1_PERIPH_GPIOE); + } +#endif /* GPIOE */ +#if defined(GPIOF) + else if (GPIOx == GPIOF) + { + LL_AHB1_GRP1_ForceReset(LL_AHB1_GRP1_PERIPH_GPIOF); + LL_AHB1_GRP1_ReleaseReset(LL_AHB1_GRP1_PERIPH_GPIOF); + } +#endif /* GPIOF */ +#if defined(GPIOG) + else if (GPIOx == GPIOG) + { + LL_AHB1_GRP1_ForceReset(LL_AHB1_GRP1_PERIPH_GPIOG); + LL_AHB1_GRP1_ReleaseReset(LL_AHB1_GRP1_PERIPH_GPIOG); + } +#endif /* GPIOG */ +#if defined(GPIOH) + else if (GPIOx == GPIOH) + { + LL_AHB1_GRP1_ForceReset(LL_AHB1_GRP1_PERIPH_GPIOH); + LL_AHB1_GRP1_ReleaseReset(LL_AHB1_GRP1_PERIPH_GPIOH); + } +#endif /* GPIOH */ +#if defined(GPIOI) + else if (GPIOx == GPIOI) + { + LL_AHB1_GRP1_ForceReset(LL_AHB1_GRP1_PERIPH_GPIOI); + LL_AHB1_GRP1_ReleaseReset(LL_AHB1_GRP1_PERIPH_GPIOI); + } +#endif /* GPIOI */ +#if defined(GPIOJ) + else if (GPIOx == GPIOJ) + { + LL_AHB1_GRP1_ForceReset(LL_AHB1_GRP1_PERIPH_GPIOJ); + LL_AHB1_GRP1_ReleaseReset(LL_AHB1_GRP1_PERIPH_GPIOJ); + } +#endif /* GPIOJ */ +#if defined(GPIOK) + else if (GPIOx == GPIOK) + { + LL_AHB1_GRP1_ForceReset(LL_AHB1_GRP1_PERIPH_GPIOK); + LL_AHB1_GRP1_ReleaseReset(LL_AHB1_GRP1_PERIPH_GPIOK); + } +#endif /* GPIOK */ + else + { + status = ERROR; + } + + return (status); +} + +/** + * @brief Initialize GPIO registers according to the specified parameters in GPIO_InitStruct. + * @param GPIOx GPIO Port + * @param GPIO_InitStruct pointer to a @ref LL_GPIO_InitTypeDef structure + * that contains the configuration information for the specified GPIO peripheral. + * @retval An ErrorStatus enumeration value: + * - SUCCESS: GPIO registers are initialized according to GPIO_InitStruct content + * - ERROR: Not applicable + */ +ErrorStatus LL_GPIO_Init(GPIO_TypeDef *GPIOx, LL_GPIO_InitTypeDef *GPIO_InitStruct) +{ + uint32_t pinpos = 0x00000000U; + uint32_t currentpin = 0x00000000U; + + /* Check the parameters */ + assert_param(IS_GPIO_ALL_INSTANCE(GPIOx)); + assert_param(IS_LL_GPIO_PIN(GPIO_InitStruct->Pin)); + assert_param(IS_LL_GPIO_MODE(GPIO_InitStruct->Mode)); + assert_param(IS_LL_GPIO_PULL(GPIO_InitStruct->Pull)); + + /* ------------------------- Configure the port pins ---------------- */ + /* Initialize pinpos on first pin set */ + pinpos = POSITION_VAL(GPIO_InitStruct->Pin); + + /* Configure the port pins */ + while (((GPIO_InitStruct->Pin) >> pinpos) != 0x00000000U) + { + /* Get current io position */ + currentpin = (GPIO_InitStruct->Pin) & (0x00000001U << pinpos); + + if (currentpin) + { + /* Pin Mode configuration */ + LL_GPIO_SetPinMode(GPIOx, currentpin, GPIO_InitStruct->Mode); + + if ((GPIO_InitStruct->Mode == LL_GPIO_MODE_OUTPUT) || (GPIO_InitStruct->Mode == LL_GPIO_MODE_ALTERNATE)) + { + /* Check Speed mode parameters */ + assert_param(IS_LL_GPIO_SPEED(GPIO_InitStruct->Speed)); + + /* Speed mode configuration */ + LL_GPIO_SetPinSpeed(GPIOx, currentpin, GPIO_InitStruct->Speed); + } + + /* Pull-up Pull down resistor configuration*/ + LL_GPIO_SetPinPull(GPIOx, currentpin, GPIO_InitStruct->Pull); + + if (GPIO_InitStruct->Mode == LL_GPIO_MODE_ALTERNATE) + { + /* Check Alternate parameter */ + assert_param(IS_LL_GPIO_ALTERNATE(GPIO_InitStruct->Alternate)); + + /* Speed mode configuration */ + if (POSITION_VAL(currentpin) < 0x00000008U) + { + LL_GPIO_SetAFPin_0_7(GPIOx, currentpin, GPIO_InitStruct->Alternate); + } + else + { + LL_GPIO_SetAFPin_8_15(GPIOx, currentpin, GPIO_InitStruct->Alternate); + } + } + } + pinpos++; + } + + if ((GPIO_InitStruct->Mode == LL_GPIO_MODE_OUTPUT) || (GPIO_InitStruct->Mode == LL_GPIO_MODE_ALTERNATE)) + { + /* Check Output mode parameters */ + assert_param(IS_LL_GPIO_OUTPUT_TYPE(GPIO_InitStruct->OutputType)); + + /* Output mode configuration*/ + LL_GPIO_SetPinOutputType(GPIOx, GPIO_InitStruct->Pin, GPIO_InitStruct->OutputType); + + } + return (SUCCESS); +} + +/** + * @brief Set each @ref LL_GPIO_InitTypeDef field to default value. + * @param GPIO_InitStruct pointer to a @ref LL_GPIO_InitTypeDef structure + * whose fields will be set to default values. + * @retval None + */ + +void LL_GPIO_StructInit(LL_GPIO_InitTypeDef *GPIO_InitStruct) +{ + /* Reset GPIO init structure parameters values */ + GPIO_InitStruct->Pin = LL_GPIO_PIN_ALL; + GPIO_InitStruct->Mode = LL_GPIO_MODE_ANALOG; + GPIO_InitStruct->Speed = LL_GPIO_SPEED_FREQ_LOW; + GPIO_InitStruct->OutputType = LL_GPIO_OUTPUT_PUSHPULL; + GPIO_InitStruct->Pull = LL_GPIO_PULL_NO; + GPIO_InitStruct->Alternate = LL_GPIO_AF_0; +} + +/** + * @} + */ + +/** + * @} + */ + +/** + * @} + */ + +#endif /* defined (GPIOA) || defined (GPIOB) || defined (GPIOC) || defined (GPIOD) || defined (GPIOE) || defined (GPIOF) || defined (GPIOG) || defined (GPIOH) || defined (GPIOI) || defined (GPIOJ) || defined (GPIOK) */ + +/** + * @} + */ + +#endif /* USE_FULL_LL_DRIVER */ + +/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/