1 
2 /*
3  * A collection of structures, addresses, and values associated with
4  * the Motorola MPC8260ADS/MPC8266ADS-PCI boards.
5  * Copied from the RPX-Classic and SBS8260 stuff.
6  *
7  * Copyright (c) 2001 Dan Malek (dan@mvista.com)
8  */
9 #ifdef __KERNEL__
10 #ifndef __MACH_ADS8260_DEFS
11 #define __MACH_ADS8260_DEFS
12 
13 #include <linux/config.h>
14 
15 #include <asm/ppcboot.h>
16 
17 /* Memory map is configured by the PROM startup.
18  * We just map a few things we need.  The CSR is actually 4 byte-wide
19  * registers that can be accessed as 8-, 16-, or 32-bit values.
20  */
21 #define CPM_MAP_ADDR		((uint)0xf0000000)
22 #define BCSR_ADDR		((uint)0xf4500000)
23 #define BCSR_SIZE		((uint)(32 * 1024))
24 
25 /* The ADS8260 has 16, 32-bit wide control/status registers, accessed
26  * only on word boundaries.
27  * Not all are used (yet), or are interesting to us (yet).
28  */
29 
30 /* Things of interest in the CSR.
31 */
32 #define BCSR0_LED0		((uint)0x02000000)	/* 0 == on */
33 #define BCSR0_LED1		((uint)0x01000000)	/* 0 == on */
34 #define BCSR1_FETHIEN		((uint)0x08000000)	/* 0 == enable */
35 #define BCSR1_FETH_RST		((uint)0x04000000)	/* 0 == reset */
36 #define BCSR1_RS232_EN1		((uint)0x02000000)	/* 0 == enable */
37 #define BCSR1_RS232_EN2		((uint)0x01000000)	/* 0 == enable */
38 
39 #define PHY_INTERRUPT	SIU_INT_IRQ7
40 
41 #ifdef CONFIG_PCI
42 /* PCI interrupt controller */
43 #define PCI_INT_STAT_REG	0xF8200000
44 #define PCI_INT_MASK_REG	0xF8200004
45 #define PIRQA			(NR_SIU_INTS + 0)
46 #define PIRQB			(NR_SIU_INTS + 1)
47 #define PIRQC			(NR_SIU_INTS + 2)
48 #define PIRQD			(NR_SIU_INTS + 3)
49 
50 /*
51  * PCI memory map definitions for MPC8266ADS-PCI.
52  *
53  * processor view
54  *	local address		PCI address		target
55  *	0x80000000-0x9FFFFFFF	0x80000000-0x9FFFFFFF	PCI mem with prefetch
56  *	0xA0000000-0xBFFFFFFF	0xA0000000-0xBFFFFFFF	PCI mem w/o prefetch
57  *	0xF4000000-0xF7FFFFFF	0x00000000-0x03FFFFFF	PCI IO
58  *
59  * PCI master view
60  *	local address		PCI address		target
61  *	0x00000000-0x1FFFFFFF	0x00000000-0x1FFFFFFF	MPC8266 local memory
62  */
63 
64 /* window for a PCI master to access MPC8266 memory */
65 #define PCI_SLV_MEM_LOCAL	0x00000000	/* Local base */
66 #define PCI_SLV_MEM_BUS		0x00000000	/* PCI base */
67 
68 /* window for the processor to access PCI memory with prefetching */
69 #define PCI_MSTR_MEM_LOCAL	0x80000000	/* Local base */
70 #define PCI_MSTR_MEM_BUS	0x80000000	/* PCI base   */
71 #define PCI_MSTR_MEM_SIZE	0x20000000	/* 512MB */
72 
73 /* window for the processor to access PCI memory without prefetching */
74 #define PCI_MSTR_MEMIO_LOCAL	0xA0000000	/* Local base */
75 #define PCI_MSTR_MEMIO_BUS	0xA0000000	/* PCI base   */
76 #define PCI_MSTR_MEMIO_SIZE	0x20000000	/* 512MB */
77 
78 /* window for the processor to access PCI I/O */
79 #define PCI_MSTR_IO_LOCAL	0xF4000000	/* Local base */
80 #define PCI_MSTR_IO_BUS         0x00000000	/* PCI base   */
81 #define PCI_MSTR_IO_SIZE        0x04000000	/* 64MB */
82 
83 #define _IO_BASE		PCI_MSTR_IO_LOCAL
84 #define _ISA_MEM_BASE		PCI_MSTR_MEMIO_LOCAL
85 #define PCI_DRAM_OFFSET		PCI_SLV_MEM_BUS
86 #endif /* CONFIG_PCI */
87 
88 #endif /* __MACH_ADS8260_DEFS */
89 #endif /* __KERNEL__ */
90