1/*
2	Mantis PCI bridge driver
3
4	Copyright (C) Manu Abraham (abraham.manu@gmail.com)
5
6	This program is free software; you can redistribute it and/or modify
7	it under the terms of the GNU General Public License as published by
8	the Free Software Foundation; either version 2 of the License, or
9	(at your option) any later version.
10
11	This program is distributed in the hope that it will be useful,
12	but WITHOUT ANY WARRANTY; without even the implied warranty of
13	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
14	GNU General Public License for more details.
15
16	You should have received a copy of the GNU General Public License
17	along with this program; if not, write to the Free Software
18	Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
19*/
20
21#ifndef __MANTIS_UART_H
22#define __MANTIS_UART_H
23
24#define MANTIS_UART_CTL			0xe0
25#define MANTIS_UART_RXINT		(1 << 4)
26#define MANTIS_UART_RXFLUSH		(1 << 2)
27
28#define MANTIS_UART_RXD			0xe8
29#define MANTIS_UART_BAUD		0xec
30
31#define MANTIS_UART_STAT		0xf0
32#define MANTIS_UART_RXFIFO_DATA		(1 << 7)
33#define MANTIS_UART_RXFIFO_EMPTY	(1 << 6)
34#define MANTIS_UART_RXFIFO_FULL		(1 << 3)
35#define MANTIS_UART_FRAME_ERR		(1 << 2)
36#define MANTIS_UART_PARITY_ERR		(1 << 1)
37#define MANTIS_UART_RXTHRESH_INT	(1 << 0)
38
39enum mantis_baud {
40	MANTIS_BAUD_9600	= 0,
41	MANTIS_BAUD_19200,
42	MANTIS_BAUD_38400,
43	MANTIS_BAUD_57600,
44	MANTIS_BAUD_115200
45};
46
47enum mantis_parity {
48	MANTIS_PARITY_NONE	= 0,
49	MANTIS_PARITY_EVEN,
50	MANTIS_PARITY_ODD,
51};
52
53struct mantis_pci;
54
55extern int mantis_uart_init(struct mantis_pci *mantis);
56extern void mantis_uart_exit(struct mantis_pci *mantis);
57
58#endif /* __MANTIS_UART_H */
59