lib: Update stm32f1 code to version 1.8.0

Update the stm32f1 code to the latest from ST.  Merge the
lib/cmsis-stm32f1/ and lib/hal-stm32f1/ into a single lib/stm32f1/
directory.  Document all the differences from the pristine upstream
code.

Signed-off-by: Kevin O'Connor <kevin@koconnor.net>

lib/stm32f1/hal/include/stm32f1xx_hal_pcd_ex.h

@@ -0,0 +1,90 @@
+/**
+  ******************************************************************************
+  * @file    stm32f1xx_hal_pcd_ex.h
+  * @author  MCD Application Team
+  * @brief   Header file of PCD HAL Extension module.
+  ******************************************************************************
+  * @attention
+  *
+  * <h2><center>&copy; Copyright (c) 2016 STMicroelectronics.
+  * All rights reserved.</center></h2>
+  *
+  * This software component is licensed by ST under BSD 3-Clause license,
+  * the "License"; You may not use this file except in compliance with the
+  * License. You may obtain a copy of the License at:
+  *                        opensource.org/licenses/BSD-3-Clause
+  *
+  ******************************************************************************
+  */
+
+/* Define to prevent recursive inclusion -------------------------------------*/
+#ifndef STM32F1xx_HAL_PCD_EX_H
+#define STM32F1xx_HAL_PCD_EX_H
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/* Includes ------------------------------------------------------------------*/
+#include "stm32f1xx_hal_def.h"
+
+#if defined (USB) || defined (USB_OTG_FS)
+/** @addtogroup STM32F1xx_HAL_Driver
+  * @{
+  */
+
+/** @addtogroup PCDEx
+  * @{
+  */
+/* Exported types ------------------------------------------------------------*/
+/* Exported constants --------------------------------------------------------*/
+/* Exported macros -----------------------------------------------------------*/
+/* Exported functions --------------------------------------------------------*/
+/** @addtogroup PCDEx_Exported_Functions PCDEx Exported Functions
+  * @{
+  */
+/** @addtogroup PCDEx_Exported_Functions_Group1 Peripheral Control functions
+  * @{
+  */
+
+#if defined (USB_OTG_FS)
+HAL_StatusTypeDef HAL_PCDEx_SetTxFiFo(PCD_HandleTypeDef *hpcd, uint8_t fifo, uint16_t size);
+HAL_StatusTypeDef HAL_PCDEx_SetRxFiFo(PCD_HandleTypeDef *hpcd, uint16_t size);
+#endif /* defined (USB_OTG_FS) */
+
+#if defined (USB)
+HAL_StatusTypeDef  HAL_PCDEx_PMAConfig(PCD_HandleTypeDef *hpcd,
+                                       uint16_t ep_addr,
+                                       uint16_t ep_kind,
+                                       uint32_t pmaadress);
+
+void HAL_PCDEx_SetConnectionState(PCD_HandleTypeDef *hpcd, uint8_t state);
+#endif /* defined (USB) */
+void HAL_PCDEx_LPM_Callback(PCD_HandleTypeDef *hpcd, PCD_LPM_MsgTypeDef msg);
+void HAL_PCDEx_BCD_Callback(PCD_HandleTypeDef *hpcd, PCD_BCD_MsgTypeDef msg);
+
+/**
+  * @}
+  */
+
+/**
+  * @}
+  */
+
+/**
+  * @}
+  */
+
+/**
+  * @}
+  */
+#endif /* defined (USB) || defined (USB_OTG_FS) */
+
+#ifdef __cplusplus
+}
+#endif
+
+
+#endif /* STM32F1xx_HAL_PCD_EX_H */
+
+/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/