/*
- ChibiOS - Copyright (C) 2006..2016 Giovanni Di Sirio
+ ChibiOS - Copyright (C) 2006..2018 Giovanni Di Sirio
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
*/
#include "hal.h"
+#include "stm32_gpio.h"
+
+/*===========================================================================*/
+/* Driver local definitions. */
+/*===========================================================================*/
+
+/*===========================================================================*/
+/* Driver exported variables. */
+/*===========================================================================*/
+
+/*===========================================================================*/
+/* Driver local variables and types. */
+/*===========================================================================*/
+
+/**
+ * @brief Type of STM32 GPIO port setup.
+ */
+typedef struct {
+ uint32_t moder;
+ uint32_t otyper;
+ uint32_t ospeedr;
+ uint32_t pupdr;
+ uint32_t odr;
+ uint32_t afrl;
+ uint32_t afrh;
+} gpio_setup_t;
+
+/**
+ * @brief Type of STM32 GPIO initialization data.
+ */
+typedef struct {
+#if STM32_HAS_GPIOA || defined(__DOXYGEN__)
+ gpio_setup_t PAData;
+#endif
+#if STM32_HAS_GPIOB || defined(__DOXYGEN__)
+ gpio_setup_t PBData;
+#endif
+#if STM32_HAS_GPIOC || defined(__DOXYGEN__)
+ gpio_setup_t PCData;
+#endif
+#if STM32_HAS_GPIOD || defined(__DOXYGEN__)
+ gpio_setup_t PDData;
+#endif
+#if STM32_HAS_GPIOE || defined(__DOXYGEN__)
+ gpio_setup_t PEData;
+#endif
+#if STM32_HAS_GPIOF || defined(__DOXYGEN__)
+ gpio_setup_t PFData;
+#endif
+#if STM32_HAS_GPIOG || defined(__DOXYGEN__)
+ gpio_setup_t PGData;
+#endif
+#if STM32_HAS_GPIOH || defined(__DOXYGEN__)
+ gpio_setup_t PHData;
+#endif
+#if STM32_HAS_GPIOI || defined(__DOXYGEN__)
+ gpio_setup_t PIData;
+#endif
+#if STM32_HAS_GPIOJ || defined(__DOXYGEN__)
+ gpio_setup_t PJData;
+#endif
+#if STM32_HAS_GPIOK || defined(__DOXYGEN__)
+ gpio_setup_t PKData;
+#endif
+} gpio_config_t;
-#if HAL_USE_PAL || defined(__DOXYGEN__)
/**
- * @brief PAL setup.
- * @details Digital I/O ports static configuration as defined in @p board.h.
- * This variable is used by the HAL when initializing the PAL driver.
+ * @brief STM32 GPIO static initialization data.
*/
-const PALConfig pal_default_config = {
+static const gpio_config_t gpio_default_config = {
#if STM32_HAS_GPIOA
{VAL_GPIOA_MODER, VAL_GPIOA_OTYPER, VAL_GPIOA_OSPEEDR, VAL_GPIOA_PUPDR,
VAL_GPIOA_ODR, VAL_GPIOA_AFRL, VAL_GPIOA_AFRH},
#endif
#if STM32_HAS_GPIOI
{VAL_GPIOI_MODER, VAL_GPIOI_OTYPER, VAL_GPIOI_OSPEEDR, VAL_GPIOI_PUPDR,
- VAL_GPIOI_ODR, VAL_GPIOI_AFRL, VAL_GPIOI_AFRH}
+ VAL_GPIOI_ODR, VAL_GPIOI_AFRL, VAL_GPIOI_AFRH},
+#endif
+#if STM32_HAS_GPIOJ
+ {VAL_GPIOJ_MODER, VAL_GPIOJ_OTYPER, VAL_GPIOJ_OSPEEDR, VAL_GPIOJ_PUPDR,
+ VAL_GPIOJ_ODR, VAL_GPIOJ_AFRL, VAL_GPIOJ_AFRH},
+#endif
+#if STM32_HAS_GPIOK
+ {VAL_GPIOK_MODER, VAL_GPIOK_OTYPER, VAL_GPIOK_OSPEEDR, VAL_GPIOK_PUPDR,
+ VAL_GPIOK_ODR, VAL_GPIOK_AFRL, VAL_GPIOK_AFRH}
#endif
};
+
+/*===========================================================================*/
+/* Driver local functions. */
+/*===========================================================================*/
+
+static void gpio_init(stm32_gpio_t *gpiop, const gpio_setup_t *config) {
+
+ gpiop->OTYPER = config->otyper;
+ gpiop->OSPEEDR = config->ospeedr;
+ gpiop->PUPDR = config->pupdr;
+ gpiop->ODR = config->odr;
+ gpiop->AFRL = config->afrl;
+ gpiop->AFRH = config->afrh;
+ gpiop->MODER = config->moder;
+}
+
+static void stm32_gpio_init(void) {
+
+ /* Enabling GPIO-related clocks, the mask comes from the
+ registry header file.*/
+ rccResetAHB1(STM32_GPIO_EN_MASK);
+ rccEnableAHB1(STM32_GPIO_EN_MASK, true);
+
+ /* Initializing all the defined GPIO ports.*/
+#if STM32_HAS_GPIOA
+ gpio_init(GPIOA, &gpio_default_config.PAData);
+#endif
+#if STM32_HAS_GPIOB
+ gpio_init(GPIOB, &gpio_default_config.PBData);
+#endif
+#if STM32_HAS_GPIOC
+ gpio_init(GPIOC, &gpio_default_config.PCData);
+#endif
+#if STM32_HAS_GPIOD
+ gpio_init(GPIOD, &gpio_default_config.PDData);
+#endif
+#if STM32_HAS_GPIOE
+ gpio_init(GPIOE, &gpio_default_config.PEData);
+#endif
+#if STM32_HAS_GPIOF
+ gpio_init(GPIOF, &gpio_default_config.PFData);
+#endif
+#if STM32_HAS_GPIOG
+ gpio_init(GPIOG, &gpio_default_config.PGData);
+#endif
+#if STM32_HAS_GPIOH
+ gpio_init(GPIOH, &gpio_default_config.PHData);
+#endif
+#if STM32_HAS_GPIOI
+ gpio_init(GPIOI, &gpio_default_config.PIData);
#endif
+#if STM32_HAS_GPIOJ
+ gpio_init(GPIOJ, &gpio_default_config.PJData);
+#endif
+#if STM32_HAS_GPIOK
+ gpio_init(GPIOK, &gpio_default_config.PKData);
+#endif
+}
-void enter_bootloader_mode_if_requested(void);
+/*===========================================================================*/
+/* Driver interrupt handlers. */
+/*===========================================================================*/
+
+/*===========================================================================*/
+/* Driver exported functions. */
+/*===========================================================================*/
/**
* @brief Early initialization code.
- * @details This initialization must be performed just after stack setup
- * and before any other initialization.
+ * @details GPIO ports and system clocks are initialized before everything
+ * else.
*/
void __early_init(void) {
+ extern void enter_bootloader_mode_if_requested(void);
enter_bootloader_mode_if_requested();
+
+ stm32_gpio_init();
stm32_clock_init();
}
* @todo Add your board-specific code, if any.
*/
void boardInit(void) {
+
}
HCoop / jackhill / qmk / firmware.git / blobdiff