Takaaki Numai / mbed-dev

inport from local

Dependents:   Hobbyking_Cheetah_0511

targets/TARGET_STM/TARGET_STM32F4/device/stm32f4xx_ll_gpio.c@0:85b3fd62ea1a, 2020-03-16 (annotated)

Committer:
NYX
Date:
Mon Mar 16 06:35:48 2020 +0000
Revision:
0:85b3fd62ea1a
reinport to mbed;

Who changed what in which revision?

UserRevisionLine numberNew contents of line
NYX 0:85b3fd62ea1a 1 /**
NYX 0:85b3fd62ea1a 2 ******************************************************************************
NYX 0:85b3fd62ea1a 3 * @file stm32f4xx_ll_gpio.c
NYX 0:85b3fd62ea1a 4 * @author MCD Application Team
NYX 0:85b3fd62ea1a 5 * @version V1.7.1
NYX 0:85b3fd62ea1a 6 * @date 14-April-2017
NYX 0:85b3fd62ea1a 7 * @brief GPIO LL module driver.
NYX 0:85b3fd62ea1a 8 ******************************************************************************
NYX 0:85b3fd62ea1a 9 * @attention
NYX 0:85b3fd62ea1a 10 *
NYX 0:85b3fd62ea1a 11 * <h2><center>&copy; COPYRIGHT(c) 2017 STMicroelectronics</center></h2>
NYX 0:85b3fd62ea1a 12 *
NYX 0:85b3fd62ea1a 13 * Redistribution and use in source and binary forms, with or without modification,
NYX 0:85b3fd62ea1a 14 * are permitted provided that the following conditions are met:
NYX 0:85b3fd62ea1a 15 * 1. Redistributions of source code must retain the above copyright notice,
NYX 0:85b3fd62ea1a 16 * this list of conditions and the following disclaimer.
NYX 0:85b3fd62ea1a 17 * 2. Redistributions in binary form must reproduce the above copyright notice,
NYX 0:85b3fd62ea1a 18 * this list of conditions and the following disclaimer in the documentation
NYX 0:85b3fd62ea1a 19 * and/or other materials provided with the distribution.
NYX 0:85b3fd62ea1a 20 * 3. Neither the name of STMicroelectronics nor the names of its contributors
NYX 0:85b3fd62ea1a 21 * may be used to endorse or promote products derived from this software
NYX 0:85b3fd62ea1a 22 * without specific prior written permission.
NYX 0:85b3fd62ea1a 23 *
NYX 0:85b3fd62ea1a 24 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
NYX 0:85b3fd62ea1a 25 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
NYX 0:85b3fd62ea1a 26 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
NYX 0:85b3fd62ea1a 27 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
NYX 0:85b3fd62ea1a 28 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
NYX 0:85b3fd62ea1a 29 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
NYX 0:85b3fd62ea1a 30 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
NYX 0:85b3fd62ea1a 31 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
NYX 0:85b3fd62ea1a 32 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
NYX 0:85b3fd62ea1a 33 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
NYX 0:85b3fd62ea1a 34 *
NYX 0:85b3fd62ea1a 35 ******************************************************************************
NYX 0:85b3fd62ea1a 36 */
NYX 0:85b3fd62ea1a 37 #if defined(USE_FULL_LL_DRIVER)
NYX 0:85b3fd62ea1a 38
NYX 0:85b3fd62ea1a 39 /* Includes ------------------------------------------------------------------*/
NYX 0:85b3fd62ea1a 40 #include "stm32f4xx_ll_gpio.h"
NYX 0:85b3fd62ea1a 41 #include "stm32f4xx_ll_bus.h"
NYX 0:85b3fd62ea1a 42 #ifdef USE_FULL_ASSERT
NYX 0:85b3fd62ea1a 43 #include "stm32_assert.h"
NYX 0:85b3fd62ea1a 44 #else
NYX 0:85b3fd62ea1a 45 #define assert_param(expr) ((void)0U)
NYX 0:85b3fd62ea1a 46 #endif
NYX 0:85b3fd62ea1a 47
NYX 0:85b3fd62ea1a 48 /** @addtogroup STM32F4xx_LL_Driver
NYX 0:85b3fd62ea1a 49 * @{
NYX 0:85b3fd62ea1a 50 */
NYX 0:85b3fd62ea1a 51
NYX 0:85b3fd62ea1a 52 #if defined (GPIOA) || defined (GPIOB) || defined (GPIOC) || defined (GPIOD) || defined (GPIOE) || defined (GPIOF) || defined (GPIOG) || defined (GPIOH) || defined (GPIOI) || defined (GPIOJ) || defined (GPIOK)
NYX 0:85b3fd62ea1a 53
NYX 0:85b3fd62ea1a 54 /** @addtogroup GPIO_LL
NYX 0:85b3fd62ea1a 55 * @{
NYX 0:85b3fd62ea1a 56 */
NYX 0:85b3fd62ea1a 57
NYX 0:85b3fd62ea1a 58 /* Private types -------------------------------------------------------------*/
NYX 0:85b3fd62ea1a 59 /* Private variables ---------------------------------------------------------*/
NYX 0:85b3fd62ea1a 60 /* Private constants ---------------------------------------------------------*/
NYX 0:85b3fd62ea1a 61 /* Private macros ------------------------------------------------------------*/
NYX 0:85b3fd62ea1a 62 /** @addtogroup GPIO_LL_Private_Macros
NYX 0:85b3fd62ea1a 63 * @{
NYX 0:85b3fd62ea1a 64 */
NYX 0:85b3fd62ea1a 65 #define IS_LL_GPIO_PIN(__VALUE__) (((0x00000000U) < (__VALUE__)) && ((__VALUE__) <= (LL_GPIO_PIN_ALL)))
NYX 0:85b3fd62ea1a 66
NYX 0:85b3fd62ea1a 67 #define IS_LL_GPIO_MODE(__VALUE__) (((__VALUE__) == LL_GPIO_MODE_INPUT) ||\
NYX 0:85b3fd62ea1a 68 ((__VALUE__) == LL_GPIO_MODE_OUTPUT) ||\
NYX 0:85b3fd62ea1a 69 ((__VALUE__) == LL_GPIO_MODE_ALTERNATE) ||\
NYX 0:85b3fd62ea1a 70 ((__VALUE__) == LL_GPIO_MODE_ANALOG))
NYX 0:85b3fd62ea1a 71
NYX 0:85b3fd62ea1a 72 #define IS_LL_GPIO_OUTPUT_TYPE(__VALUE__) (((__VALUE__) == LL_GPIO_OUTPUT_PUSHPULL) ||\
NYX 0:85b3fd62ea1a 73 ((__VALUE__) == LL_GPIO_OUTPUT_OPENDRAIN))
NYX 0:85b3fd62ea1a 74
NYX 0:85b3fd62ea1a 75 #define IS_LL_GPIO_SPEED(__VALUE__) (((__VALUE__) == LL_GPIO_SPEED_FREQ_LOW) ||\
NYX 0:85b3fd62ea1a 76 ((__VALUE__) == LL_GPIO_SPEED_FREQ_MEDIUM) ||\
NYX 0:85b3fd62ea1a 77 ((__VALUE__) == LL_GPIO_SPEED_FREQ_HIGH) ||\
NYX 0:85b3fd62ea1a 78 ((__VALUE__) == LL_GPIO_SPEED_FREQ_VERY_HIGH))
NYX 0:85b3fd62ea1a 79
NYX 0:85b3fd62ea1a 80 #define IS_LL_GPIO_PULL(__VALUE__) (((__VALUE__) == LL_GPIO_PULL_NO) ||\
NYX 0:85b3fd62ea1a 81 ((__VALUE__) == LL_GPIO_PULL_UP) ||\
NYX 0:85b3fd62ea1a 82 ((__VALUE__) == LL_GPIO_PULL_DOWN))
NYX 0:85b3fd62ea1a 83
NYX 0:85b3fd62ea1a 84 #define IS_LL_GPIO_ALTERNATE(__VALUE__) (((__VALUE__) == LL_GPIO_AF_0 ) ||\
NYX 0:85b3fd62ea1a 85 ((__VALUE__) == LL_GPIO_AF_1 ) ||\
NYX 0:85b3fd62ea1a 86 ((__VALUE__) == LL_GPIO_AF_2 ) ||\
NYX 0:85b3fd62ea1a 87 ((__VALUE__) == LL_GPIO_AF_3 ) ||\
NYX 0:85b3fd62ea1a 88 ((__VALUE__) == LL_GPIO_AF_4 ) ||\
NYX 0:85b3fd62ea1a 89 ((__VALUE__) == LL_GPIO_AF_5 ) ||\
NYX 0:85b3fd62ea1a 90 ((__VALUE__) == LL_GPIO_AF_6 ) ||\
NYX 0:85b3fd62ea1a 91 ((__VALUE__) == LL_GPIO_AF_7 ) ||\
NYX 0:85b3fd62ea1a 92 ((__VALUE__) == LL_GPIO_AF_8 ) ||\
NYX 0:85b3fd62ea1a 93 ((__VALUE__) == LL_GPIO_AF_9 ) ||\
NYX 0:85b3fd62ea1a 94 ((__VALUE__) == LL_GPIO_AF_10 ) ||\
NYX 0:85b3fd62ea1a 95 ((__VALUE__) == LL_GPIO_AF_11 ) ||\
NYX 0:85b3fd62ea1a 96 ((__VALUE__) == LL_GPIO_AF_12 ) ||\
NYX 0:85b3fd62ea1a 97 ((__VALUE__) == LL_GPIO_AF_13 ) ||\
NYX 0:85b3fd62ea1a 98 ((__VALUE__) == LL_GPIO_AF_14 ) ||\
NYX 0:85b3fd62ea1a 99 ((__VALUE__) == LL_GPIO_AF_15 ))
NYX 0:85b3fd62ea1a 100 /**
NYX 0:85b3fd62ea1a 101 * @}
NYX 0:85b3fd62ea1a 102 */
NYX 0:85b3fd62ea1a 103
NYX 0:85b3fd62ea1a 104 /* Private function prototypes -----------------------------------------------*/
NYX 0:85b3fd62ea1a 105
NYX 0:85b3fd62ea1a 106 /* Exported functions --------------------------------------------------------*/
NYX 0:85b3fd62ea1a 107 /** @addtogroup GPIO_LL_Exported_Functions
NYX 0:85b3fd62ea1a 108 * @{
NYX 0:85b3fd62ea1a 109 */
NYX 0:85b3fd62ea1a 110
NYX 0:85b3fd62ea1a 111 /** @addtogroup GPIO_LL_EF_Init
NYX 0:85b3fd62ea1a 112 * @{
NYX 0:85b3fd62ea1a 113 */
NYX 0:85b3fd62ea1a 114
NYX 0:85b3fd62ea1a 115 /**
NYX 0:85b3fd62ea1a 116 * @brief De-initialize GPIO registers (Registers restored to their default values).
NYX 0:85b3fd62ea1a 117 * @param GPIOx GPIO Port
NYX 0:85b3fd62ea1a 118 * @retval An ErrorStatus enumeration value:
NYX 0:85b3fd62ea1a 119 * - SUCCESS: GPIO registers are de-initialized
NYX 0:85b3fd62ea1a 120 * - ERROR: Wrong GPIO Port
NYX 0:85b3fd62ea1a 121 */
NYX 0:85b3fd62ea1a 122 ErrorStatus LL_GPIO_DeInit(GPIO_TypeDef *GPIOx)
NYX 0:85b3fd62ea1a 123 {
NYX 0:85b3fd62ea1a 124 ErrorStatus status = SUCCESS;
NYX 0:85b3fd62ea1a 125
NYX 0:85b3fd62ea1a 126 /* Check the parameters */
NYX 0:85b3fd62ea1a 127 assert_param(IS_GPIO_ALL_INSTANCE(GPIOx));
NYX 0:85b3fd62ea1a 128
NYX 0:85b3fd62ea1a 129 /* Force and Release reset on clock of GPIOx Port */
NYX 0:85b3fd62ea1a 130 if (GPIOx == GPIOA)
NYX 0:85b3fd62ea1a 131 {
NYX 0:85b3fd62ea1a 132 LL_AHB1_GRP1_ForceReset(LL_AHB1_GRP1_PERIPH_GPIOA);
NYX 0:85b3fd62ea1a 133 LL_AHB1_GRP1_ReleaseReset(LL_AHB1_GRP1_PERIPH_GPIOA);
NYX 0:85b3fd62ea1a 134 }
NYX 0:85b3fd62ea1a 135 else if (GPIOx == GPIOB)
NYX 0:85b3fd62ea1a 136 {
NYX 0:85b3fd62ea1a 137 LL_AHB1_GRP1_ForceReset(LL_AHB1_GRP1_PERIPH_GPIOB);
NYX 0:85b3fd62ea1a 138 LL_AHB1_GRP1_ReleaseReset(LL_AHB1_GRP1_PERIPH_GPIOB);
NYX 0:85b3fd62ea1a 139 }
NYX 0:85b3fd62ea1a 140 else if (GPIOx == GPIOC)
NYX 0:85b3fd62ea1a 141 {
NYX 0:85b3fd62ea1a 142 LL_AHB1_GRP1_ForceReset(LL_AHB1_GRP1_PERIPH_GPIOC);
NYX 0:85b3fd62ea1a 143 LL_AHB1_GRP1_ReleaseReset(LL_AHB1_GRP1_PERIPH_GPIOC);
NYX 0:85b3fd62ea1a 144 }
NYX 0:85b3fd62ea1a 145 #if defined(GPIOD)
NYX 0:85b3fd62ea1a 146 else if (GPIOx == GPIOD)
NYX 0:85b3fd62ea1a 147 {
NYX 0:85b3fd62ea1a 148 LL_AHB1_GRP1_ForceReset(LL_AHB1_GRP1_PERIPH_GPIOD);
NYX 0:85b3fd62ea1a 149 LL_AHB1_GRP1_ReleaseReset(LL_AHB1_GRP1_PERIPH_GPIOD);
NYX 0:85b3fd62ea1a 150 }
NYX 0:85b3fd62ea1a 151 #endif /* GPIOD */
NYX 0:85b3fd62ea1a 152 #if defined(GPIOE)
NYX 0:85b3fd62ea1a 153 else if (GPIOx == GPIOE)
NYX 0:85b3fd62ea1a 154 {
NYX 0:85b3fd62ea1a 155 LL_AHB1_GRP1_ForceReset(LL_AHB1_GRP1_PERIPH_GPIOE);
NYX 0:85b3fd62ea1a 156 LL_AHB1_GRP1_ReleaseReset(LL_AHB1_GRP1_PERIPH_GPIOE);
NYX 0:85b3fd62ea1a 157 }
NYX 0:85b3fd62ea1a 158 #endif /* GPIOE */
NYX 0:85b3fd62ea1a 159 #if defined(GPIOF)
NYX 0:85b3fd62ea1a 160 else if (GPIOx == GPIOF)
NYX 0:85b3fd62ea1a 161 {
NYX 0:85b3fd62ea1a 162 LL_AHB1_GRP1_ForceReset(LL_AHB1_GRP1_PERIPH_GPIOF);
NYX 0:85b3fd62ea1a 163 LL_AHB1_GRP1_ReleaseReset(LL_AHB1_GRP1_PERIPH_GPIOF);
NYX 0:85b3fd62ea1a 164 }
NYX 0:85b3fd62ea1a 165 #endif /* GPIOF */
NYX 0:85b3fd62ea1a 166 #if defined(GPIOG)
NYX 0:85b3fd62ea1a 167 else if (GPIOx == GPIOG)
NYX 0:85b3fd62ea1a 168 {
NYX 0:85b3fd62ea1a 169 LL_AHB1_GRP1_ForceReset(LL_AHB1_GRP1_PERIPH_GPIOG);
NYX 0:85b3fd62ea1a 170 LL_AHB1_GRP1_ReleaseReset(LL_AHB1_GRP1_PERIPH_GPIOG);
NYX 0:85b3fd62ea1a 171 }
NYX 0:85b3fd62ea1a 172 #endif /* GPIOG */
NYX 0:85b3fd62ea1a 173 #if defined(GPIOH)
NYX 0:85b3fd62ea1a 174 else if (GPIOx == GPIOH)
NYX 0:85b3fd62ea1a 175 {
NYX 0:85b3fd62ea1a 176 LL_AHB1_GRP1_ForceReset(LL_AHB1_GRP1_PERIPH_GPIOH);
NYX 0:85b3fd62ea1a 177 LL_AHB1_GRP1_ReleaseReset(LL_AHB1_GRP1_PERIPH_GPIOH);
NYX 0:85b3fd62ea1a 178 }
NYX 0:85b3fd62ea1a 179 #endif /* GPIOH */
NYX 0:85b3fd62ea1a 180 #if defined(GPIOI)
NYX 0:85b3fd62ea1a 181 else if (GPIOx == GPIOI)
NYX 0:85b3fd62ea1a 182 {
NYX 0:85b3fd62ea1a 183 LL_AHB1_GRP1_ForceReset(LL_AHB1_GRP1_PERIPH_GPIOI);
NYX 0:85b3fd62ea1a 184 LL_AHB1_GRP1_ReleaseReset(LL_AHB1_GRP1_PERIPH_GPIOI);
NYX 0:85b3fd62ea1a 185 }
NYX 0:85b3fd62ea1a 186 #endif /* GPIOI */
NYX 0:85b3fd62ea1a 187 #if defined(GPIOJ)
NYX 0:85b3fd62ea1a 188 else if (GPIOx == GPIOJ)
NYX 0:85b3fd62ea1a 189 {
NYX 0:85b3fd62ea1a 190 LL_AHB1_GRP1_ForceReset(LL_AHB1_GRP1_PERIPH_GPIOJ);
NYX 0:85b3fd62ea1a 191 LL_AHB1_GRP1_ReleaseReset(LL_AHB1_GRP1_PERIPH_GPIOJ);
NYX 0:85b3fd62ea1a 192 }
NYX 0:85b3fd62ea1a 193 #endif /* GPIOJ */
NYX 0:85b3fd62ea1a 194 #if defined(GPIOK)
NYX 0:85b3fd62ea1a 195 else if (GPIOx == GPIOK)
NYX 0:85b3fd62ea1a 196 {
NYX 0:85b3fd62ea1a 197 LL_AHB1_GRP1_ForceReset(LL_AHB1_GRP1_PERIPH_GPIOK);
NYX 0:85b3fd62ea1a 198 LL_AHB1_GRP1_ReleaseReset(LL_AHB1_GRP1_PERIPH_GPIOK);
NYX 0:85b3fd62ea1a 199 }
NYX 0:85b3fd62ea1a 200 #endif /* GPIOK */
NYX 0:85b3fd62ea1a 201 else
NYX 0:85b3fd62ea1a 202 {
NYX 0:85b3fd62ea1a 203 status = ERROR;
NYX 0:85b3fd62ea1a 204 }
NYX 0:85b3fd62ea1a 205
NYX 0:85b3fd62ea1a 206 return (status);
NYX 0:85b3fd62ea1a 207 }
NYX 0:85b3fd62ea1a 208
NYX 0:85b3fd62ea1a 209 /**
NYX 0:85b3fd62ea1a 210 * @brief Initialize GPIO registers according to the specified parameters in GPIO_InitStruct.
NYX 0:85b3fd62ea1a 211 * @param GPIOx GPIO Port
NYX 0:85b3fd62ea1a 212 * @param GPIO_InitStruct: pointer to a @ref LL_GPIO_InitTypeDef structure
NYX 0:85b3fd62ea1a 213 * that contains the configuration information for the specified GPIO peripheral.
NYX 0:85b3fd62ea1a 214 * @retval An ErrorStatus enumeration value:
NYX 0:85b3fd62ea1a 215 * - SUCCESS: GPIO registers are initialized according to GPIO_InitStruct content
NYX 0:85b3fd62ea1a 216 * - ERROR: Not applicable
NYX 0:85b3fd62ea1a 217 */
NYX 0:85b3fd62ea1a 218 ErrorStatus LL_GPIO_Init(GPIO_TypeDef *GPIOx, LL_GPIO_InitTypeDef *GPIO_InitStruct)
NYX 0:85b3fd62ea1a 219 {
NYX 0:85b3fd62ea1a 220 uint32_t pinpos = 0x00000000U;
NYX 0:85b3fd62ea1a 221 uint32_t currentpin = 0x00000000U;
NYX 0:85b3fd62ea1a 222
NYX 0:85b3fd62ea1a 223 /* Check the parameters */
NYX 0:85b3fd62ea1a 224 assert_param(IS_GPIO_ALL_INSTANCE(GPIOx));
NYX 0:85b3fd62ea1a 225 assert_param(IS_LL_GPIO_PIN(GPIO_InitStruct->Pin));
NYX 0:85b3fd62ea1a 226 assert_param(IS_LL_GPIO_MODE(GPIO_InitStruct->Mode));
NYX 0:85b3fd62ea1a 227 assert_param(IS_LL_GPIO_PULL(GPIO_InitStruct->Pull));
NYX 0:85b3fd62ea1a 228
NYX 0:85b3fd62ea1a 229 /* ------------------------- Configure the port pins ---------------- */
NYX 0:85b3fd62ea1a 230 /* Initialize pinpos on first pin set */
NYX 0:85b3fd62ea1a 231 pinpos = POSITION_VAL(GPIO_InitStruct->Pin);
NYX 0:85b3fd62ea1a 232
NYX 0:85b3fd62ea1a 233 /* Configure the port pins */
NYX 0:85b3fd62ea1a 234 while (((GPIO_InitStruct->Pin) >> pinpos) != 0x00000000U)
NYX 0:85b3fd62ea1a 235 {
NYX 0:85b3fd62ea1a 236 /* Get current io position */
NYX 0:85b3fd62ea1a 237 currentpin = (GPIO_InitStruct->Pin) & (0x00000001U << pinpos);
NYX 0:85b3fd62ea1a 238
NYX 0:85b3fd62ea1a 239 if (currentpin)
NYX 0:85b3fd62ea1a 240 {
NYX 0:85b3fd62ea1a 241 /* Pin Mode configuration */
NYX 0:85b3fd62ea1a 242 LL_GPIO_SetPinMode(GPIOx, currentpin, GPIO_InitStruct->Mode);
NYX 0:85b3fd62ea1a 243
NYX 0:85b3fd62ea1a 244 if ((GPIO_InitStruct->Mode == LL_GPIO_MODE_OUTPUT) || (GPIO_InitStruct->Mode == LL_GPIO_MODE_ALTERNATE))
NYX 0:85b3fd62ea1a 245 {
NYX 0:85b3fd62ea1a 246 /* Check Speed mode parameters */
NYX 0:85b3fd62ea1a 247 assert_param(IS_LL_GPIO_SPEED(GPIO_InitStruct->Speed));
NYX 0:85b3fd62ea1a 248
NYX 0:85b3fd62ea1a 249 /* Speed mode configuration */
NYX 0:85b3fd62ea1a 250 LL_GPIO_SetPinSpeed(GPIOx, currentpin, GPIO_InitStruct->Speed);
NYX 0:85b3fd62ea1a 251 }
NYX 0:85b3fd62ea1a 252
NYX 0:85b3fd62ea1a 253 /* Pull-up Pull down resistor configuration*/
NYX 0:85b3fd62ea1a 254 LL_GPIO_SetPinPull(GPIOx, currentpin, GPIO_InitStruct->Pull);
NYX 0:85b3fd62ea1a 255
NYX 0:85b3fd62ea1a 256 if (GPIO_InitStruct->Mode == LL_GPIO_MODE_ALTERNATE)
NYX 0:85b3fd62ea1a 257 {
NYX 0:85b3fd62ea1a 258 /* Check Alternate parameter */
NYX 0:85b3fd62ea1a 259 assert_param(IS_LL_GPIO_ALTERNATE(GPIO_InitStruct->Alternate));
NYX 0:85b3fd62ea1a 260
NYX 0:85b3fd62ea1a 261 /* Speed mode configuration */
NYX 0:85b3fd62ea1a 262 if (POSITION_VAL(currentpin) < 0x00000008U)
NYX 0:85b3fd62ea1a 263 {
NYX 0:85b3fd62ea1a 264 LL_GPIO_SetAFPin_0_7(GPIOx, currentpin, GPIO_InitStruct->Alternate);
NYX 0:85b3fd62ea1a 265 }
NYX 0:85b3fd62ea1a 266 else
NYX 0:85b3fd62ea1a 267 {
NYX 0:85b3fd62ea1a 268 LL_GPIO_SetAFPin_8_15(GPIOx, currentpin, GPIO_InitStruct->Alternate);
NYX 0:85b3fd62ea1a 269 }
NYX 0:85b3fd62ea1a 270 }
NYX 0:85b3fd62ea1a 271 }
NYX 0:85b3fd62ea1a 272 pinpos++;
NYX 0:85b3fd62ea1a 273 }
NYX 0:85b3fd62ea1a 274
NYX 0:85b3fd62ea1a 275 if ((GPIO_InitStruct->Mode == LL_GPIO_MODE_OUTPUT) || (GPIO_InitStruct->Mode == LL_GPIO_MODE_ALTERNATE))
NYX 0:85b3fd62ea1a 276 {
NYX 0:85b3fd62ea1a 277 /* Check Output mode parameters */
NYX 0:85b3fd62ea1a 278 assert_param(IS_LL_GPIO_OUTPUT_TYPE(GPIO_InitStruct->OutputType));
NYX 0:85b3fd62ea1a 279
NYX 0:85b3fd62ea1a 280 /* Output mode configuration*/
NYX 0:85b3fd62ea1a 281 LL_GPIO_SetPinOutputType(GPIOx, GPIO_InitStruct->Pin, GPIO_InitStruct->OutputType);
NYX 0:85b3fd62ea1a 282
NYX 0:85b3fd62ea1a 283 }
NYX 0:85b3fd62ea1a 284 return (SUCCESS);
NYX 0:85b3fd62ea1a 285 }
NYX 0:85b3fd62ea1a 286
NYX 0:85b3fd62ea1a 287 /**
NYX 0:85b3fd62ea1a 288 * @brief Set each @ref LL_GPIO_InitTypeDef field to default value.
NYX 0:85b3fd62ea1a 289 * @param GPIO_InitStruct: pointer to a @ref LL_GPIO_InitTypeDef structure
NYX 0:85b3fd62ea1a 290 * whose fields will be set to default values.
NYX 0:85b3fd62ea1a 291 * @retval None
NYX 0:85b3fd62ea1a 292 */
NYX 0:85b3fd62ea1a 293
NYX 0:85b3fd62ea1a 294 void LL_GPIO_StructInit(LL_GPIO_InitTypeDef *GPIO_InitStruct)
NYX 0:85b3fd62ea1a 295 {
NYX 0:85b3fd62ea1a 296 /* Reset GPIO init structure parameters values */
NYX 0:85b3fd62ea1a 297 GPIO_InitStruct->Pin = LL_GPIO_PIN_ALL;
NYX 0:85b3fd62ea1a 298 GPIO_InitStruct->Mode = LL_GPIO_MODE_ANALOG;
NYX 0:85b3fd62ea1a 299 GPIO_InitStruct->Speed = LL_GPIO_SPEED_FREQ_LOW;
NYX 0:85b3fd62ea1a 300 GPIO_InitStruct->OutputType = LL_GPIO_OUTPUT_PUSHPULL;
NYX 0:85b3fd62ea1a 301 GPIO_InitStruct->Pull = LL_GPIO_PULL_NO;
NYX 0:85b3fd62ea1a 302 GPIO_InitStruct->Alternate = LL_GPIO_AF_0;
NYX 0:85b3fd62ea1a 303 }
NYX 0:85b3fd62ea1a 304
NYX 0:85b3fd62ea1a 305 /**
NYX 0:85b3fd62ea1a 306 * @}
NYX 0:85b3fd62ea1a 307 */
NYX 0:85b3fd62ea1a 308
NYX 0:85b3fd62ea1a 309 /**
NYX 0:85b3fd62ea1a 310 * @}
NYX 0:85b3fd62ea1a 311 */
NYX 0:85b3fd62ea1a 312
NYX 0:85b3fd62ea1a 313 /**
NYX 0:85b3fd62ea1a 314 * @}
NYX 0:85b3fd62ea1a 315 */
NYX 0:85b3fd62ea1a 316
NYX 0:85b3fd62ea1a 317 #endif /* defined (GPIOA) || defined (GPIOB) || defined (GPIOC) || defined (GPIOD) || defined (GPIOE) || defined (GPIOF) || defined (GPIOG) || defined (GPIOH) || defined (GPIOI) || defined (GPIOJ) || defined (GPIOK) */
NYX 0:85b3fd62ea1a 318
NYX 0:85b3fd62ea1a 319 /**
NYX 0:85b3fd62ea1a 320 * @}
NYX 0:85b3fd62ea1a 321 */
NYX 0:85b3fd62ea1a 322
NYX 0:85b3fd62ea1a 323 #endif /* USE_FULL_LL_DRIVER */
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NYX 0:85b3fd62ea1a 325 /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/