#include?
#include?
#include?
#include?
/*驅動注冊的頭文件，包含驅動的結構體和注冊和卸載的函數*/
#include?
/*注冊雜項設備頭文件*/
#include?
/*注冊設備節點的文件結構體*/
#include?
#include?
/*Linux中申請GPIO的頭文件*/
#include?
/*三星平臺的GPIO配置函數頭文件*/
/*三星平臺EXYNOS系列平臺，GPIO配置參數宏定義頭文件*/
#include?
#include?
/*三星平臺4412平臺，GPIO宏定義頭文件*/
#include?

#include?
#include?

/*
#define?DRIVER_NAME?“hello_ctl“
#define?DEVICE_NAME?“hello_ctl“
*/

MODULE_LICENSE（“Dual?BSD/GPL“）;
MODULE_AUTHOR（“TOPEET“）;

//GPIO?驅動程序的宏定義
#ifndef?__S5PC100__LED_HHHH
#define?__S5PC100__LED_HHHH

//need?arg?=?0/1/2/3/4/5
#define?PWM_ON		_IO（‘K‘?0）
#define?PWM_OFF		_IO（‘K‘?1）
#define?SET_PRE		_IOW（‘K‘?2?int）
#define?SET_CNT		_IOW（‘K‘?3?int）
#define?LED_ON		_IOW（‘K‘?4?int）
#define?LED_OFF		_IOW（‘K‘?5?int）
#define?TCFG0		0x00			//配置寄存器0
#define?TCFG1		0X04			//配置寄存器1
#define?TCON		0x08
#define?TCNTB0		0x0C
#define?TCMPB0		0x10

#define?GPDCON		0x114000A0
#define?TIMER_base	0x139D0000

#define?FS4412_GPL2CON	0x11000100
#define?FS4412_GPL2DAT	0x11000104

#define?FS4412_GPK1CON	0x11000060
#define?FS4412_GPK1DAT	0x11000064

#endif
void?fs4412_led_off（int）;
void?fs4412_led_on（int）;
int?number_of_device?=?1;
static?int?*gpl2con;
static?int?*gpl2dat;

static?int?*gpk1con;
static?int?*gpk1dat;

//_____________________________________________________
struct?fs4412_gpio
{
	unsigned?int?*gpdcon;
	void?__iomem?*timer_base;
	struct?cdev?cdev;
};
static?struct?fs4412_gpio?*gpik;
//_____________________________________________________

static?long?fs4412_gpio_ioctl（?struct?file?*files?unsigned?int?cmd?unsigned?long?arg）{
	
	int?data;
	if?（_IOC_TYPE（cmd）?!=?‘K‘）
		return?-ENOTTY;
	
	if?（_IOC_NR（cmd）?>?5）
		return?-ENOTTY;
	
	if?（_IOC_DIR（cmd）?==?_IOC_WRITE）
		if?（copy_from_user（&data?（void?*）arg?sizeof（data）））
			return?-EFAULT;
	
	switch（cmd）
	{
		case?LED_ON:
		fs4412_led_on（data）;
		break;
		case?LED_OFF:
		fs4412_led_off（data）;
		break;
		
		case?PWM_ON:
			writel（（readl（gpik->timer_base?+?TCON）?&?~0x1f）?|?0x9?gpik->timer_base?+?TCON）;
			break;
		case?PWM_OFF:
			writel（readl（gpik->timer_base?+?TCON）?&?~0x1f?gpik->timer_base?+?TCON）;
			break;
		case?SET_PRE:
			writel（readl（gpik->timer_base?+?TCON）?&?~0x1f?gpik->timer_base?+?TCON）;
			writel（（readl（gpik->timer_base?+?TCFG0）?|?0xff）?|?（data?&?0xff）?gpik->timer_base?+?TCFG0）;
			writel（（readl（gpik->timer_base?+?TCON）?&?~0x1f）?|?0x9?gpik->timer_base?+?TCON）;
			break;
		case?SET_CNT:
			writel（data?gpik->timer_base?+?TCNTB0）;
			writel（data?>>?1?gpik->timer_base?+?TCMPB0）;
			break;
		default:
			printk（“Invalid?argument“）;
			return?-EINVAL;
	}
	
	return?0;
}

static?int?fs4412_gpio_rlease（struct?inode?*inode?struct?file?*file）{		//release操作，熄滅所

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2018-11-12?10:47??driver\
?????目錄???????????0??2018-11-12?10:47??driver\GPIO_LED_BEEP\
?????文件????????9424??2018-11-10?19:47??driver\GPIO_LED_BEEP\gpio_drv.c
?????文件?????????642??2018-11-09?15:33??driver\GPIO_LED_BEEP\gpio_drv.h
?????文件????????6534??2018-11-10?19:10??driver\GPIO_LED_BEEP\GPIO_LED_BEEP.zip
?????文件????????1602??2018-11-10?18:57??driver\GPIO_LED_BEEP\gpio_test.c
?????文件?????????755??2018-11-09?12:28??driver\GPIO_LED_BEEP\Makefile
?????文件????????4576??2018-11-10?18:58??driver\GPIO_LED_BEEP\pwm_music.h
?????文件?????????763??2018-11-09?20:06??driver\GPIO_LED_BEEP\test.c
?????目錄???????????0??2018-11-12?10:48??driver\KEY_irp\
?????文件????????3193??2018-11-12?15:54??driver\KEY_irp\fs4412_key.c