first add sdk

component/common/mbed/hal/gpio_api.h

@@ -0,0 +1,109 @@
+/** mbed Microcontroller Library
+  ******************************************************************************
+  * @file    gpio_api.h
+  * @author 
+  * @version V1.0.0
+  * @brief   This file provides following mbed GPIO API
+  ******************************************************************************
+  * @attention
+  *
+  * Copyright (c) 2006-2013 ARM Limited
+  *
+  * 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.
+  ****************************************************************************** 
+  */
+#ifndef MBED_GPIO_API_H
+#define MBED_GPIO_API_H
+
+#include "device.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/** @addtogroup gpio GPIO
+ *  @ingroup    hal
+ *  @brief      gpio functions
+ *  @{
+ */
+
+
+///@name Ameba Common
+///@{
+
+/**
+  * @brief  Initializes the GPIO device, include mode/direction/pull control registers.
+  * @param  obj: gpio object define in application software.
+  * @param  pin: PinName according to pinmux spec.
+  * @retval none  
+  */
+void gpio_init(gpio_t *obj, PinName pin);
+
+
+/**
+  * @brief  Set the given pin as GPIO.
+  * @param  pin: PinName according to pinmux spec.
+  * @retval : The given pin with GPIO function  
+  */
+uint32_t gpio_set(PinName pin);
+
+/**
+  * @brief  Set GPIO mode.
+  * @param  obj: gpio object define in application software.
+  * @param  mode: this parameter can be one of the following values:
+  *		@arg PullNone: HighZ, user can input high or low use this pin
+  *		@arg OpenDrain(is OpenDrain output): no pull + OUT + GPIO[gpio_bit] = 0  
+  *		@arg PullDown: pull down
+  *		@arg PullUp: pull up
+  * @retval none  
+  */
+void gpio_mode(gpio_t *obj, PinMode mode);
+
+/**
+  * @brief  Set GPIO direction.
+  * @param  obj: gpio object define in application software.
+  * @param  direction: this parameter can be one of the following values:
+  *		@arg PIN_INPUT: this pin is input
+  *		@arg PIN_OUTPUT: this pin is output  
+  * @retval none  
+  */
+void gpio_dir(gpio_t *obj, PinDirection direction);
+
+/**
+  * @brief  Sets value to the selected output port pin.
+  * @param  obj: gpio object define in application software.
+  * @param  value: specifies the value to be written to the selected pin
+  * 	This parameter can be one of the following values:
+  *		@arg 0: Pin state set to low
+  *		@arg 1: Pin state set to high 
+  * @retval none  
+  */
+void gpio_write(gpio_t *obj, int value);
+
+/**
+  * @brief  Reads the specified gpio port pin.
+  * @param  obj: gpio object define in application software.
+  * @retval 1: pin state is high
+  * @retval 0: pin state is low
+  */
+int  gpio_read(gpio_t *obj);
+
+///@}
+
+/*\@}*/
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif//MBED_GPIO_API_H