#ifndef __DW_SERIAL_H__
#define __DW_SERIAL_H__

#include <soc_boot_rom.h>

#define CONFIG_BAUDRATE 115200

#define DW_UART_RBR 0x00 /* Receive buff. */
#define DW_UART_THR 0x00 /* Transmit Holding */
#define DW_UART_DLL 0x00 /* Divisor Latch Low */

#define DW_UART_DLH 0x04 /* Divisor Latch High */
#define DW_UART_IER 0x04 /* int enable */

#define DW_UART_IIR 0x08 /* interrupt indentification REG */
#define DW_UART_FCR 0x08 /* FIFO control */

#define DW_UART_LCR 0x0C /* Line control */
#define DW_UART_MCR 0x10 /* Modem control */

#define DW_UART_LSR 0x14 /* Line statue */

#define DW_UART_USR 0x7C /* Uart statues */

#define DW_UART_HTX 0xA4 /* Halt Tx */

#define DE_FIFO_DEPTH 0x10 /* 16bytes FIFO */

/*
* DW_UART_LCR bit field
 */

#define DW_UART_DLAB  (1 << 7)
#define DW_UART_Break (1 << 6)
#define DW_UART_EPS   (1 << 4)
#define DW_UART_PEN   (1 << 3)
#define DW_UART_STOP  (1 << 2)
#define DW_UART_8bit  0x03

extern void dw_wait_idle(void);
extern int set_uart_param(uart_param_stru uart_param);
#endif