Linux Kernel  3.7.1
 All Data Structures Namespaces Files Functions Variables Typedefs Enumerations Enumerator Macros Groups Pages
serial_pnx8xxx.h
Go to the documentation of this file.
1 /*
2  * Embedded Alley Solutions, [email protected].
3  *
4  * This program is free software; you can redistribute it and/or modify
5  * it under the terms of the GNU General Public License as published by
6  * the Free Software Foundation; either version 2 of the License, or
7  * (at your option) any later version.
8  *
9  * This program is distributed in the hope that it will be useful,
10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12  * GNU General Public License for more details.
13  *
14  * You should have received a copy of the GNU General Public License
15  * along with this program; if not, write to the Free Software
16  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
17  */
18 
19 #ifndef _LINUX_SERIAL_PNX8XXX_H
20 #define _LINUX_SERIAL_PNX8XXX_H
21 
22 #include <linux/serial_core.h>
23 
24 #define PNX8XXX_NR_PORTS 2
25 
26 struct pnx8xxx_port {
27  struct uart_port port;
28  struct timer_list timer;
29  unsigned int old_status;
30 };
31 
32 /* register offsets */
33 #define PNX8XXX_LCR 0
34 #define PNX8XXX_MCR 0x004
35 #define PNX8XXX_BAUD 0x008
36 #define PNX8XXX_CFG 0x00c
37 #define PNX8XXX_FIFO 0x028
38 #define PNX8XXX_ISTAT 0xfe0
39 #define PNX8XXX_IEN 0xfe4
40 #define PNX8XXX_ICLR 0xfe8
41 #define PNX8XXX_ISET 0xfec
42 #define PNX8XXX_PD 0xff4
43 #define PNX8XXX_MID 0xffc
44 
45 #define PNX8XXX_UART_LCR_TXBREAK (1<<30)
46 #define PNX8XXX_UART_LCR_PAREVN 0x10000000
47 #define PNX8XXX_UART_LCR_PAREN 0x08000000
48 #define PNX8XXX_UART_LCR_2STOPB 0x04000000
49 #define PNX8XXX_UART_LCR_8BIT 0x01000000
50 #define PNX8XXX_UART_LCR_TX_RST 0x00040000
51 #define PNX8XXX_UART_LCR_RX_RST 0x00020000
52 #define PNX8XXX_UART_LCR_RX_NEXT 0x00010000
53 
54 #define PNX8XXX_UART_MCR_SCR 0xFF000000
55 #define PNX8XXX_UART_MCR_DCD 0x00800000
56 #define PNX8XXX_UART_MCR_CTS 0x00100000
57 #define PNX8XXX_UART_MCR_LOOP 0x00000010
58 #define PNX8XXX_UART_MCR_RTS 0x00000002
59 #define PNX8XXX_UART_MCR_DTR 0x00000001
60 
61 #define PNX8XXX_UART_INT_TX 0x00000080
62 #define PNX8XXX_UART_INT_EMPTY 0x00000040
63 #define PNX8XXX_UART_INT_RCVTO 0x00000020
64 #define PNX8XXX_UART_INT_RX 0x00000010
65 #define PNX8XXX_UART_INT_RXOVRN 0x00000008
66 #define PNX8XXX_UART_INT_FRERR 0x00000004
67 #define PNX8XXX_UART_INT_BREAK 0x00000002
68 #define PNX8XXX_UART_INT_PARITY 0x00000001
69 #define PNX8XXX_UART_INT_ALLRX 0x0000003F
70 #define PNX8XXX_UART_INT_ALLTX 0x000000C0
71 
72 #define PNX8XXX_UART_FIFO_TXFIFO 0x001F0000
73 #define PNX8XXX_UART_FIFO_TXFIFO_STA (0x1f<<16)
74 #define PNX8XXX_UART_FIFO_RXBRK 0x00008000
75 #define PNX8XXX_UART_FIFO_RXFE 0x00004000
76 #define PNX8XXX_UART_FIFO_RXPAR 0x00002000
77 #define PNX8XXX_UART_FIFO_RXFIFO 0x00001F00
78 #define PNX8XXX_UART_FIFO_RBRTHR 0x000000FF
79 
80 #endif