]> git.kernelconcepts.de Git - karo-tx-linux.git/blob - include/asm-mips/marvell.h
sh: SH-4A UBC support
[karo-tx-linux.git] / include / asm-mips / marvell.h
1 /*
2  * This file is subject to the terms and conditions of the GNU General Public
3  * License.  See the file "COPYING" in the main directory of this archive
4  * for more details.
5  *
6  * Copyright (C) 2004 by Ralf Baechle
7  */
8 #ifndef __ASM_MIPS_MARVELL_H
9 #define __ASM_MIPS_MARVELL_H
10
11 #include <linux/pci.h>
12
13 #include <asm/byteorder.h>
14
15 extern unsigned long marvell_base;
16
17 /*
18  * Because of an error/peculiarity in the Galileo chip, we need to swap the
19  * bytes when running bigendian.
20  */
21 #define __MV_READ(ofs)                                                  \
22         (*(volatile u32 *)(marvell_base+(ofs)))
23 #define __MV_WRITE(ofs, data)                                           \
24         do { *(volatile u32 *)(marvell_base+(ofs)) = (data); } while (0)
25
26 #define MV_READ(ofs)            le32_to_cpu(__MV_READ(ofs))
27 #define MV_WRITE(ofs, data)     __MV_WRITE(ofs, cpu_to_le32(data))
28
29 #define MV_READ_16(ofs)                                                 \
30         le16_to_cpu(*(volatile u16 *)(marvell_base+(ofs)))
31 #define MV_WRITE_16(ofs, data)  \
32         *(volatile u16 *)(marvell_base+(ofs)) = cpu_to_le16(data)
33
34 #define MV_READ_8(ofs)                                                  \
35         *(volatile u8 *)(marvell_base+(ofs))
36 #define MV_WRITE_8(ofs, data)                                           \
37         *(volatile u8 *)(marvell_base+(ofs)) = data
38
39 #define MV_SET_REG_BITS(ofs, bits)                                      \
40         (*((volatile u32 *)(marvell_base + (ofs)))) |= ((u32)cpu_to_le32(bits))
41 #define MV_RESET_REG_BITS(ofs, bits)                                    \
42         (*((volatile u32 *)(marvell_base + (ofs)))) &= ~((u32)cpu_to_le32(bits))
43
44 extern struct pci_ops mv_pci_ops;
45
46 struct mv_pci_controller {
47         struct pci_controller   pcic;
48
49         /*
50          * GT-64240/MV-64340 specific, per host bus information
51          */
52         unsigned long   config_addr;
53         unsigned long   config_vreg;
54 };
55
56 extern void ll_mv64340_irq(struct pt_regs *regs);
57
58 #endif  /* __ASM_MIPS_MARVELL_H */