/******************************************************************//**
 * @file 		dev_led.h
 * @brief 	LED driver of RT-Thread RTOS for EFM32
 * 	COPYRIGHT (C) 2011, RT-Thread Development Team
 * @author 	Bernard, onelife
 * @version 	0.4 beta
 **********************************************************************
 * @section License
 * The license and distribution terms for this file may be found in the file LICENSE in this
 * distribution or at http://www.rt-thread.org/license/LICENSE
 **********************************************************************
 * @section Change Logs
 * Date			Author		Notes
 * 2009-01-05	Bernard		the first version
 * 2010-12-27	onelife		Modify for EFM32
 * 2011-05-06	onelife		Add EFM32 development kit support
 * 2011-12-08	onelife		Add giant gecko development kit support
 *********************************************************************/
#ifndef __DEV_LED_H__
#define __DEV_LED_H__

/* Includes -------------------------------------------------------------------*/
/* Exported types -------------------------------------------------------------*/
/* Exported constants ---------------------------------------------------------*/
/* Exported macro -------------------------------------------------------------*/
#if defined(EFM32_G8XX_STK)
#define LEDS_MAX_NUMBER 		(4)
	/* Configure GPIO port C 0-3 for LEDs */
#define LEDS_PIN_PORT_0 		gpioPortC
#define LEDS_PIN_NUMBER_0 		(0)
#define LEDS_PIN_PORT_1 		gpioPortC
#define LEDS_PIN_NUMBER_1 		(1)
#define LEDS_PIN_PORT_2 		gpioPortC
#define LEDS_PIN_NUMBER_2 		(2)
#define LEDS_PIN_PORT_3 		gpioPortC
#define LEDS_PIN_NUMBER_3 		(3)
#elif (defined(EFM32_GXXX_DK) || defined(EFM32GG_DK3750))
#define LEDS_MAX_NUMBER 		(16)
#endif

/* Exported functions --------------------------------------------------------- */
rt_err_t rt_hw_led_init(void);
void rt_hw_led_on(rt_uint8_t num);
void rt_hw_led_off(rt_uint8_t num);
void rt_hw_led_toggle(rt_uint8_t num);
rt_uint8_t rt_hw_led_state(rt_uint8_t num);

#endif /* __DEV_LED_H__ */