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component/common/mbed/hal_ext/gpio_irq_ex_api.h

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+/* mbed Microcontroller Library
+ * 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_IRQ_EX_API_H
+#define MBED_GPIO_IRQ_EX_API_H
+
+#include "device.h"
+
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/** @addtogroup gpio_irq_ex_api GPIO_IRQ_EX
+ *  @ingroup    hal
+ *  @brief      gpio IRQ extented functions
+ *  @{
+ */
+ 
+///@name Ameba Common 
+///@{
+typedef enum {
+    IRQ_LOW = 3,
+    IRQ_HIGH =4
+} gpio_irq_event_ex;
+
+/**
+  * @brief  Deinitializes the GPIO device interrupt mode, include mode/trigger/polarity registers.
+  * @param  obj: gpio irq object define in application software.
+  * @retval none
+  */
+void gpio_irq_deinit(gpio_irq_t *obj);
+
+/**
+  * @brief  Sets pull type to the selected interrupt pin.
+  * @param  obj: gpio irq object define in application software.
+  * @param  pull_type: 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_irq_pull_ctrl(gpio_irq_t *obj, PinMode pull_type);
+///@}
+
+/*\@}*/
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif  // end of #ifndef MBED_GPIO_IRQ_EX_API_H