1 /*
2  * AMD Alchemy DBAu1200 Reference Board
3  * Board register defines.
4  *
5  * ########################################################################
6  *
7  *  This program is free software; you can distribute it and/or modify it
8  *  under the terms of the GNU General Public License (Version 2) as
9  *  published by the Free Software Foundation.
10  *
11  *  This program is distributed in the hope it will be useful, but WITHOUT
12  *  ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13  *  FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
14  *  for more details.
15  *
16  *  You should have received a copy of the GNU General Public License along
17  *  with this program; if not, write to the Free Software Foundation, Inc.,
18  *  59 Temple Place - Suite 330, Boston MA 02111-1307, USA.
19  *
20  * ########################################################################
21  *
22  *
23  */
24 #ifndef __ASM_DB1200_H
25 #define __ASM_DB1200_H
26 
27 #include <linux/types.h>
28 #include <asm/mach-au1x00/au1000.h>
29 #include <asm/mach-au1x00/au1xxx_psc.h>
30 
31 /* Bit positions for the different interrupt sources */
32 #define BCSR_INT_IDE		0x0001
33 #define BCSR_INT_ETH		0x0002
34 #define BCSR_INT_PC0		0x0004
35 #define BCSR_INT_PC0STSCHG	0x0008
36 #define BCSR_INT_PC1		0x0010
37 #define BCSR_INT_PC1STSCHG	0x0020
38 #define BCSR_INT_DC		0x0040
39 #define BCSR_INT_FLASHBUSY	0x0080
40 #define BCSR_INT_PC0INSERT	0x0100
41 #define BCSR_INT_PC0EJECT	0x0200
42 #define BCSR_INT_PC1INSERT	0x0400
43 #define BCSR_INT_PC1EJECT	0x0800
44 #define BCSR_INT_SD0INSERT	0x1000
45 #define BCSR_INT_SD0EJECT	0x2000
46 
47 #define IDE_PHYS_ADDR		0x18800000
48 #define IDE_REG_SHIFT		5
49 #define IDE_DDMA_REQ		DSCR_CMD0_DMA_REQ1
50 #define IDE_RQSIZE		128
51 
52 #define DB1200_IDE_PHYS_ADDR	IDE_PHYS_ADDR
53 #define DB1200_IDE_PHYS_LEN	(16 << IDE_REG_SHIFT)
54 #define DB1200_ETH_PHYS_ADDR	0x19000300
55 #define DB1200_NAND_PHYS_ADDR	0x20000000
56 
57 /*
58  * External Interrupts for DBAu1200 as of 8/6/2004.
59  * Bit positions in the CPLD registers can be calculated by taking
60  * the interrupt define and subtracting the DB1200_INT_BEGIN value.
61  *
62  *   Example: IDE bis pos is  = 64 - 64
63  *            ETH bit pos is  = 65 - 64
64  */
65 enum external_db1200_ints {
66 	DB1200_INT_BEGIN	= AU1000_MAX_INTR + 1,
67 
68 	DB1200_IDE_INT		= DB1200_INT_BEGIN,
69 	DB1200_ETH_INT,
70 	DB1200_PC0_INT,
71 	DB1200_PC0_STSCHG_INT,
72 	DB1200_PC1_INT,
73 	DB1200_PC1_STSCHG_INT,
74 	DB1200_DC_INT,
75 	DB1200_FLASHBUSY_INT,
76 	DB1200_PC0_INSERT_INT,
77 	DB1200_PC0_EJECT_INT,
78 	DB1200_PC1_INSERT_INT,
79 	DB1200_PC1_EJECT_INT,
80 	DB1200_SD0_INSERT_INT,
81 	DB1200_SD0_EJECT_INT,
82 
83 	DB1200_INT_END		= DB1200_INT_BEGIN + 15,
84 };
85 
86 #endif /* __ASM_DB1200_H */
87