xref: /OK3568_Linux_fs/kernel/arch/powerpc/platforms/chrp/gg2.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /*
2*4882a593Smuzhiyun  *  include/asm-ppc/gg2.h -- VLSI VAS96011/12 `Golden Gate 2' register definitions
3*4882a593Smuzhiyun  *
4*4882a593Smuzhiyun  *  Copyright (C) 1997 Geert Uytterhoeven
5*4882a593Smuzhiyun  *
6*4882a593Smuzhiyun  *  This file is based on the following documentation:
7*4882a593Smuzhiyun  *
8*4882a593Smuzhiyun  *	The VAS96011/12 Chipset, Data Book, Edition 1.0
9*4882a593Smuzhiyun  *	VLSI Technology, Inc.
10*4882a593Smuzhiyun  *
11*4882a593Smuzhiyun  *  This file is subject to the terms and conditions of the GNU General Public
12*4882a593Smuzhiyun  *  License.  See the file COPYING in the main directory of this archive
13*4882a593Smuzhiyun  *  for more details.
14*4882a593Smuzhiyun  */
15*4882a593Smuzhiyun 
16*4882a593Smuzhiyun #ifndef _ASMPPC_GG2_H
17*4882a593Smuzhiyun #define _ASMPPC_GG2_H
18*4882a593Smuzhiyun 
19*4882a593Smuzhiyun     /*
20*4882a593Smuzhiyun      *  Memory Map (CHRP mode)
21*4882a593Smuzhiyun      */
22*4882a593Smuzhiyun 
23*4882a593Smuzhiyun #define GG2_PCI_MEM_BASE	0xc0000000	/* Peripheral memory space */
24*4882a593Smuzhiyun #define GG2_ISA_MEM_BASE	0xf7000000	/* Peripheral memory alias */
25*4882a593Smuzhiyun #define GG2_ISA_IO_BASE		0xf8000000	/* Peripheral I/O space */
26*4882a593Smuzhiyun #define GG2_PCI_CONFIG_BASE	0xfec00000	/* PCI configuration space */
27*4882a593Smuzhiyun #define GG2_INT_ACK_SPECIAL	0xfec80000	/* Interrupt acknowledge and */
28*4882a593Smuzhiyun 						/* special PCI cycles */
29*4882a593Smuzhiyun #define GG2_ROM_BASE0		0xff000000	/* ROM bank 0 */
30*4882a593Smuzhiyun #define GG2_ROM_BASE1		0xff800000	/* ROM bank 1 */
31*4882a593Smuzhiyun 
32*4882a593Smuzhiyun 
33*4882a593Smuzhiyun     /*
34*4882a593Smuzhiyun      *  GG2 specific PCI Registers
35*4882a593Smuzhiyun      */
36*4882a593Smuzhiyun 
37*4882a593Smuzhiyun extern void __iomem *gg2_pci_config_base;	/* kernel virtual address */
38*4882a593Smuzhiyun 
39*4882a593Smuzhiyun #define GG2_PCI_BUSNO		0x40	/* Bus number */
40*4882a593Smuzhiyun #define GG2_PCI_SUBBUSNO	0x41	/* Subordinate bus number */
41*4882a593Smuzhiyun #define GG2_PCI_DISCCTR		0x42	/* Disconnect counter */
42*4882a593Smuzhiyun #define GG2_PCI_PPC_CTRL	0x50	/* PowerPC interface control register */
43*4882a593Smuzhiyun #define GG2_PCI_ADDR_MAP	0x5c	/* Address map */
44*4882a593Smuzhiyun #define GG2_PCI_PCI_CTRL	0x60	/* PCI interface control register */
45*4882a593Smuzhiyun #define GG2_PCI_ROM_CTRL	0x70	/* ROM interface control register */
46*4882a593Smuzhiyun #define GG2_PCI_ROM_TIME	0x74	/* ROM timing */
47*4882a593Smuzhiyun #define GG2_PCI_CC_CTRL		0x80	/* Cache controller control register */
48*4882a593Smuzhiyun #define GG2_PCI_DRAM_BANK0	0x90	/* Control register for DRAM bank #0 */
49*4882a593Smuzhiyun #define GG2_PCI_DRAM_BANK1	0x94	/* Control register for DRAM bank #1 */
50*4882a593Smuzhiyun #define GG2_PCI_DRAM_BANK2	0x98	/* Control register for DRAM bank #2 */
51*4882a593Smuzhiyun #define GG2_PCI_DRAM_BANK3	0x9c	/* Control register for DRAM bank #3 */
52*4882a593Smuzhiyun #define GG2_PCI_DRAM_BANK4	0xa0	/* Control register for DRAM bank #4 */
53*4882a593Smuzhiyun #define GG2_PCI_DRAM_BANK5	0xa4	/* Control register for DRAM bank #5 */
54*4882a593Smuzhiyun #define GG2_PCI_DRAM_TIME0	0xb0	/* Timing parameters set #0 */
55*4882a593Smuzhiyun #define GG2_PCI_DRAM_TIME1	0xb4	/* Timing parameters set #1 */
56*4882a593Smuzhiyun #define GG2_PCI_DRAM_CTRL	0xc0	/* DRAM control */
57*4882a593Smuzhiyun #define GG2_PCI_ERR_CTRL	0xd0	/* Error control register */
58*4882a593Smuzhiyun #define GG2_PCI_ERR_STATUS	0xd4	/* Error status register */
59*4882a593Smuzhiyun 					/* Cleared when read */
60*4882a593Smuzhiyun 
61*4882a593Smuzhiyun #endif /* _ASMPPC_GG2_H */
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