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#ifndef _UART_H_
#define _UART_H_
#define CCM_UART_PORT_OFFSET 16
#define CCM_UART_ADDR_OFFSET 0x400
#define DW_UART_RBR 0x00
#define DW_UART_THR 0x00
#define DW_UART_DLL 0x00
#define DW_UART_IER 0x04
#define DW_UART_DLH 0x04
#define DW_UART_FCR 0x08
#define DW_UART_LCR 0x0c
#define DW_UART_MCR 0x10
#define DW_UART_LSR 0x14
#define DW_UART_MSR 0x18
#define DW_UART_SCH 0x1c
#define UART_BAUD 115200 // Baud rate for UART
// Compute the divisor factor
// UART Line Control Parameter
#define PARITY 0 // Parity: 0,2 - no parity; 1 - odd parity; 3 - even parity
#define STOP 0 // Number of Stop Bit: 0 - 1bit; 1 - 2(or 1.5)bits
#define DLEN 3 // Data Length: 0 - 5bits; 1 - 6bits; 2 - 7bits; 3 - 8bits
#if DEBUG
void sunxi_serial_init(int uart_port);
void sunxi_serial_exit(void);
void sunxi_serial_putc (char c);
char sunxi_serial_getc (void);
int sunxi_serial_tstc (void);
#else
static inline void sunxi_serial_init(int uart_port) {}
static inline void sunxi_serial_exit(void) {}
static inline void sunxi_serial_putc(char c) {}
static inline char sunxi_serial_getc(void) { return 0;}
static inline int sunxi_serial_tstc(void) { return 0;}
#endif
#endif /* #ifndef _UART_H_ */
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