1 files changed, 113 insertions, 0 deletions

diff --git a/lib/chibios/os/hal/ports/STM32/LLD/GPIOv3/stm32_gpio.h b/lib/chibios/os/hal/ports/STM32/LLD/GPIOv3/stm32_gpio.h
new file mode 100644
index 000000000..79ffa7ca8
--- /dev/null
+++ b/lib/chibios/os/hal/ports/STM32/LLD/GPIOv3/stm32_gpio.h
@@ -0,0 +1,113 @@
+/*
+    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.
+    You may obtain a copy of the License at
+
+        http://www.apache.org/licenses/LICENSE-2.0
+
+    Unless required by applicable law or agreed to in writing, software
+    distributed under the License is distributed on an "AS IS" BASIS,
+    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+    See the License for the specific language governing permissions and
+    limitations under the License.
+*/
+
+/**
+ * @file    GPIOv3/stm32_gpio.h
+ * @brief   STM32 GPIO units common header.
+ * @note    This file requires definitions from the ST STM32 header file.
+ *
+ * @addtogroup STM32_GPIOv3
+ * @{
+ */
+
+#ifndef STM32_GPIO_H
+#define STM32_GPIO_H
+
+/*===========================================================================*/
+/* Driver constants.                                                         */
+/*===========================================================================*/
+
+/* Discarded definitions from the ST headers, the PAL driver uses its own
+   definitions in order to have an unified handling for all devices.
+   Unfortunately the ST headers have no uniform definitions for the same
+   objects across the various sub-families.*/
+#undef GPIOA
+#undef GPIOB
+#undef GPIOC
+#undef GPIOD
+#undef GPIOE
+#undef GPIOF
+#undef GPIOG
+#undef GPIOH
+#undef GPIOI
+#undef GPIOJ
+#undef GPIOK
+
+/**
+ * @name    GPIO ports definitions
+ * @{
+ */
+#define GPIOA                           ((stm32_gpio_t *)GPIOA_BASE)
+#define GPIOB                           ((stm32_gpio_t *)GPIOB_BASE)
+#define GPIOC                           ((stm32_gpio_t *)GPIOC_BASE)
+#define GPIOD                           ((stm32_gpio_t *)GPIOD_BASE)
+#define GPIOE                           ((stm32_gpio_t *)GPIOE_BASE)
+#define GPIOF                           ((stm32_gpio_t *)GPIOF_BASE)
+#define GPIOG                           ((stm32_gpio_t *)GPIOG_BASE)
+#define GPIOH                           ((stm32_gpio_t *)GPIOH_BASE)
+#define GPIOI                           ((stm32_gpio_t *)GPIOI_BASE)
+#define GPIOJ                           ((stm32_gpio_t *)GPIOJ_BASE)
+#define GPIOK                           ((stm32_gpio_t *)GPIOK_BASE)
+/** @} */
+
+/*===========================================================================*/
+/* Driver pre-compile time settings.                                         */
+/*===========================================================================*/
+
+/*===========================================================================*/
+/* Derived constants and error checks.                                       */
+/*===========================================================================*/
+
+/*===========================================================================*/
+/* Driver data structures and types.                                         */
+/*===========================================================================*/
+
+/**
+ * @brief   STM32 GPIO registers block.
+ */
+typedef struct {
+
+  volatile uint32_t     MODER;
+  volatile uint32_t     OTYPER;
+  volatile uint32_t     OSPEEDR;
+  volatile uint32_t     PUPDR;
+  volatile uint32_t     IDR;
+  volatile uint32_t     ODR;
+  volatile union {
+    uint32_t            W;
+    struct {
+      uint16_t          set;
+      uint16_t          clear;
+    } H;
+  } BSRR;
+  volatile uint32_t     LOCKR;
+  volatile uint32_t     AFRL;
+  volatile uint32_t     AFRH;
+  volatile uint32_t     BRR;
+  volatile uint32_t     ASCR;
+} stm32_gpio_t;
+
+/*===========================================================================*/
+/* Driver macros.                                                            */
+/*===========================================================================*/
+
+/*===========================================================================*/
+/* External declarations.                                                    */
+/*===========================================================================*/
+
+#endif /* STM32_GPIO_H */
+
+/** @} */