/*
*	WKIC Ltd.
*	WK2xxx.c
*	wk2xxx_GPIO_I2C DEMO Ver

ion :1.0 Data:2014-05-20
*	By  xuxunwei Tech 
*
*/
#ifndef	_SERIAL_WK2XXX_H       //_SERIAL_WK2XXX_H
#define  _SERIAL_WK2XXX_H
	
//#include <linux/config.h>
#include <linux/module.h>
#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/slab.h>
#include <linux/console.h>
//#include <linux/serial_core.h>

#include <asm/irq.h>
//#include <asm/hardware.h>

//EINT15 GPG7
//wkxxxx  Global rigister address defines
#define 	WK2XXX_GENA     0X00
#define 	WK2XXX_GRST     0X01
#define		WK2XXX_GMUT     0X02
#define 	WK2XXX_GIER     0X10
#define 	WK2XXX_GIFR     0X11
#define 	WK2XXX_GPDIR    0X21
#define 	WK2XXX_GPDAT    0X31
#define 	WK2XXX_GPORT    1//	/wkxxxx  Global rigister of PORT
//wkxxxx  slave uarts  rigister address defines

#define 	WK2XXX_SPAGE    0X03
//PAGE0
#define 	WK2XXX_SCR      0X04
#define 	WK2XXX_LCR      0X05
#define 	WK2XXX_FCR      0X06
#define 	WK2XXX_SIER     0X07
#define 	WK2XXX_SIFR     0X08
#define 	WK2XXX_TFCNT    0X09
#define 	WK2XXX_RFCNT    0X0A
#define 	WK2XXX_FSR      0X0B
#define 	WK2XXX_LSR      0X0C
#define 	WK2XXX_FDAT     0X0D
#define 	WK2XXX_FWCR     0X0D
#define 	WK2XXX_RS485    0X0F
//PAGE1
#define 	WK2XXX_BAUD1    0X04
#define 	WK2XXX_BAUD0    0X05
#define 	WK2XXX_PRES     0X06
#define 	WK2XXX_RFTL     0X07
#define 	WK2XXX_TFTL     0X08
#define 	WK2XXX_FWTH     0X09
#define 	WK2XXX_FWTL     0X0A
#define 	WK2XXX_XON1     0X0B
#define 	WK2XXX_XOFF1    0X0C
#define 	WK2XXX_SADR     0X0D
#define 	WK2XXX_SAEN     0X0D
#define 	WK2XXX_RRSDLY   0X0F


//wkxxx register bit defines
// GENA
#define 	WK2XXX_UT4EN	0x08
#define 	WK2XXX_UT3EN	0x04
#define 	WK2XXX_UT2EN	0x02
#define 	WK2XXX_UT1EN	0x01
//GRST
#define 	WK2XXX_UT4SLEEP	0x80
#define 	WK2XXX_UT3SLEEP	0x40
#define 	WK2XXX_UT2SLEEP	0x20
#define 	WK2XXX_UT1SLEEP	0x10
#define 	WK2XXX_UT4RST	0x08
#define 	WK2XXX_UT3RST	0x04
#define 	WK2XXX_UT2RST	0x02
#define 	WK2XXX_UT1RST	0x01
//GIER
#define 	WK2XXX_UT4IE	0x08
#define 	WK2XXX_UT3IE	0x04
#define 	WK2XXX_UT2IE	0x02
#define 	WK2XXX_UT1IE	0x01
//GIFR
#define 	WK2XXX_UT4INT	0x08
#define 	WK2XXX_UT3INT	0x04
#define 	WK2XXX_UT2INT	0x02
#define 	WK2XXX_UT1INT	0x01
//SPAGE
#define 	WK2XXX_SPAGE0	0x00
#define 	WK2XXX_SPAGE1   0x01
//SCR
#define 	WK2XXX_SLEEPEN	0x04
#define 	WK2XXX_TXEN     0x02
#define 	WK2XXX_RXEN     0x01
//LCR
#define 	WK2XXX_BREAK	0x20
#define 	WK2XXX_IREN     0x10
#define 	WK2XXX_PAEN     0x08
#define 	WK2XXX_PAM1     0x04
#define 	WK2XXX_PAM0     0x02
#define 	WK2XXX_STPL     0x01
//FCR
//SIER
#define 	WK2XXX_FERR_IEN      0x80
#define 	WK2XXX_CTS_IEN       0x40
#define 	WK2XXX_RTS_IEN       0x20
#define 	WK2XXX_XOFF_IEN      0x10
#define 	WK2XXX_TFEMPTY_IEN   0x08
#define 	WK2XXX_TFTRIG_IEN    0x04
#define 	WK2XXX_RXOUT_IEN     0x02
#define 	WK2XXX_RFTRIG_IEN    0x01
//SIFR
#define 	WK2XXX_FERR_INT      0x80
#define 	WK2XXX_CTS_INT       0x40
#define 	WK2XXX_RTS_INT       0x20
#define 	WK2XXX_XOFF_INT      0x10
#define 	WK2XXX_TFEMPTY_INT   0x08
#define 	WK2XXX_TFTRIG_INT    0x04
#define 	WK2XXX_RXOVT_INT     0x02
#define 	WK2XXX_RFTRIG_INT    0x01


//TFCNT
//RFCNT
//FSR
#define 	WK2XXX_RFOE     0x80
#define 	WK2XXX_RFBI     0x40
#define 	WK2XXX_RFFE     0x20
#define 	WK2XXX_RFPE     0x10
#define 	WK2XXX_RDAT     0x08
#define 	WK2XXX_TDAT     0x04
#define 	WK2XXX_TFULL    0x02
#define 	WK2XXX_TBUSY    0x01
//LSR
#define 	WK2XXX_OE       0x08
#define 	WK2XXX_BI       0x04
#define 	WK2XXX_FE       0x02
#define 	WK2XXX_PE       0x01
//FWCR
//RS485




//
#define 	NR_PORTS 	4

//
#define 	SERIAL_WK2XXX_MAJOR	    	207
#define 	CALLOUT_WK2XXX_MAJOR		208	
#define 	MINOR_START		        5

//wk2xxx hardware configuration
#define 	IRQ_WK2XXX		IRQ_EINT8//shuould be IRQ_EINT7,but EINT7 of the borad is ocuppied
#define 	WK_CS_PIN 		GPIO_G11//should be GPB
#define 	WK_CRASTAL_CLK		(3686400*2)
#define 	WK2XXX_CS            	(GPIO_MODE_OUT | GPIO_PULLUP_DIS | VK_CS_PIN)
#define         MAX_WK2XXX           	4

//GPG11 IRQ_EINT19   :   VK_CS 
			//EINT2 ->B29
			//EINT19->B30

//
//		MOSI->A22
//		MISO->C21
//		CLK ->B21
//		CS -> A21

#define 	WK2XXX_ISR_PASS_LIMIT	50

//#define _DEBUG_WK2XXX



#define		PORT_WK2XXX             1
#endif