1/*
2 *	Low-Level PCI Support for SH7751 targets
3 *
4 *  Dustin McIntire (dustin@sensoria.com) (c) 2001
5 *  Paul Mundt (lethal@linux-sh.org) (c) 2003
6 *
7 *  May be copied or modified under the terms of the GNU General Public
8 *  License.  See linux/COPYING for more information.
9 *
10 */
11
12#ifndef _PCI_SH7751_H_
13#define _PCI_SH7751_H_
14
15/* Platform Specific Values */
16#define SH7751_VENDOR_ID             0x1054
17#define SH7751_DEVICE_ID             0x3505
18#define SH7751R_DEVICE_ID            0x350e
19
20/* SH7751 Specific Values */
21#define SH7751_PCI_CONFIG_BASE	     0xFD000000  /* Config space base addr */
22#define SH7751_PCI_CONFIG_SIZE       0x1000000   /* Config space size */
23#define SH7751_PCI_MEMORY_BASE	     0xFD000000  /* Memory space base addr */
24#define SH7751_PCI_MEM_SIZE          0x01000000  /* Size of Memory window */
25#define SH7751_PCI_IO_BASE           0xFE240000  /* IO space base address */
26#define SH7751_PCI_IO_SIZE           0x40000     /* Size of IO window */
27
28#define SH7751_PCIREG_BASE           0xFE200000  /* PCI regs base address */
29#define PCI_REG(n)                  (SH7751_PCIREG_BASE+ n)
30
31#define SH7751_PCICONF0            0x0           /* PCI Config Reg 0 */
32  #define SH7751_PCICONF0_DEVID      0xFFFF0000  /* Device ID */
33  #define SH7751_PCICONF0_VNDID      0x0000FFFF  /* Vendor ID */
34#define SH7751_PCICONF1            0x4           /* PCI Config Reg 1 */
35  #define SH7751_PCICONF1_DPE        0x80000000  /* Data Parity Error */
36  #define SH7751_PCICONF1_SSE        0x40000000  /* System Error Status */
37  #define SH7751_PCICONF1_RMA        0x20000000  /* Master Abort */
38  #define SH7751_PCICONF1_RTA        0x10000000  /* Target Abort Rx Status */
39  #define SH7751_PCICONF1_STA        0x08000000  /* Target Abort Exec Status */
40  #define SH7751_PCICONF1_DEV        0x06000000  /* Timing Status */
41  #define SH7751_PCICONF1_DPD        0x01000000  /* Data Parity Status */
42  #define SH7751_PCICONF1_FBBC       0x00800000  /* Back 2 Back Status */
43  #define SH7751_PCICONF1_UDF        0x00400000  /* User Defined Status */
44  #define SH7751_PCICONF1_66M        0x00200000  /* 66Mhz Operation Status */
45  #define SH7751_PCICONF1_PM         0x00100000  /* Power Management Status */
46  #define SH7751_PCICONF1_PBBE       0x00000200  /* Back 2 Back Control */
47  #define SH7751_PCICONF1_SER        0x00000100  /* SERR Output Control */
48  #define SH7751_PCICONF1_WCC        0x00000080  /* Wait Cycle Control */
49  #define SH7751_PCICONF1_PER        0x00000040  /* Parity Error Response */
50  #define SH7751_PCICONF1_VPS        0x00000020  /* VGA Pallet Snoop */
51  #define SH7751_PCICONF1_MWIE       0x00000010  /* Memory Write+Invalidate */
52  #define SH7751_PCICONF1_SPC        0x00000008  /* Special Cycle Control */
53  #define SH7751_PCICONF1_BUM        0x00000004  /* Bus Master Control */
54  #define SH7751_PCICONF1_MES        0x00000002  /* Memory Space Control */
55  #define SH7751_PCICONF1_IOS        0x00000001  /* I/O Space Control */
56#define SH7751_PCICONF2            0x8           /* PCI Config Reg 2 */
57  #define SH7751_PCICONF2_BCC        0xFF000000  /* Base Class Code */
58  #define SH7751_PCICONF2_SCC        0x00FF0000  /* Sub-Class Code */
59  #define SH7751_PCICONF2_RLPI       0x0000FF00  /* Programming Interface */
60  #define SH7751_PCICONF2_REV        0x000000FF  /* Revision ID */
61#define SH7751_PCICONF3            0xC           /* PCI Config Reg 3 */
62  #define SH7751_PCICONF3_BIST7      0x80000000  /* Bist Supported */
63  #define SH7751_PCICONF3_BIST6      0x40000000  /* Bist Executing */
64  #define SH7751_PCICONF3_BIST3_0    0x0F000000  /* Bist Passed */
65  #define SH7751_PCICONF3_HD7        0x00800000  /* Single Funtion device */
66  #define SH7751_PCICONF3_HD6_0      0x007F0000  /* Configuration Layout */
67  #define SH7751_PCICONF3_LAT        0x0000FF00  /* Latency Timer */
68  #define SH7751_PCICONF3_CLS        0x000000FF  /* Cache Line Size */
69#define SH7751_PCICONF4            0x10          /* PCI Config Reg 4 */
70  #define SH7751_PCICONF4_BASE       0xFFFFFFFC  /* I/O Space Base Addr */
71  #define SH7751_PCICONF4_ASI        0x00000001  /* Address Space Type */
72#define SH7751_PCICONF5            0x14          /* PCI Config Reg 5 */
73  #define SH7751_PCICONF5_BASE       0xFFFFFFF0  /* Mem Space Base Addr */
74  #define SH7751_PCICONF5_LAP        0x00000008  /* Prefetch Enabled */
75  #define SH7751_PCICONF5_LAT        0x00000006  /* Local Memory type */
76  #define SH7751_PCICONF5_ASI        0x00000001  /* Address Space Type */
77#define SH7751_PCICONF6            0x18          /* PCI Config Reg 6 */
78  #define SH7751_PCICONF6_BASE       0xFFFFFFF0  /* Mem Space Base Addr */
79  #define SH7751_PCICONF6_LAP        0x00000008  /* Prefetch Enabled */
80  #define SH7751_PCICONF6_LAT        0x00000006  /* Local Memory type */
81  #define SH7751_PCICONF6_ASI        0x00000001  /* Address Space Type */
82/* PCICONF7 - PCICONF10 are undefined */
83#define SH7751_PCICONF11           0x2C          /* PCI Config Reg 11 */
84  #define SH7751_PCICONF11_SSID      0xFFFF0000  /* Subsystem ID */
85  #define SH7751_PCICONF11_SVID      0x0000FFFF  /* Subsystem Vendor ID */
86/* PCICONF12 is undefined */
87#define SH7751_PCICONF13           0x34          /* PCI Config Reg 13 */
88  #define SH7751_PCICONF13_CPTR      0x000000FF  /* PM function pointer */
89/* PCICONF14 is undefined */
90#define SH7751_PCICONF15           0x3C          /* PCI Config Reg 15 */
91  #define SH7751_PCICONF15_IPIN      0x000000FF  /* Interrupt Pin */
92#define SH7751_PCICONF16           0x40          /* PCI Config Reg 16 */
93  #define SH7751_PCICONF16_PMES      0xF8000000  /* PME Support */
94  #define SH7751_PCICONF16_D2S       0x04000000  /* D2 Support */
95  #define SH7751_PCICONF16_D1S       0x02000000  /* D1 Support */
96  #define SH7751_PCICONF16_DSI       0x00200000  /* Bit Device Init. */
97  #define SH7751_PCICONF16_PMCK      0x00080000  /* Clock for PME req. */
98  #define SH7751_PCICONF16_VER       0x00070000  /* PM Version */
99  #define SH7751_PCICONF16_NIP       0x0000FF00  /* Next Item Pointer */
100  #define SH7751_PCICONF16_CID       0x000000FF  /* Capability Identifier */
101#define SH7751_PCICONF17           0x44          /* PCI Config Reg 17 */
102  #define SH7751_PCICONF17_DATA      0xFF000000  /* Data field for PM */
103  #define SH7751_PCICONF17_PMES      0x00800000  /* PME Status */
104  #define SH7751_PCICONF17_DSCL      0x00600000  /* Data Scaling Value */
105  #define SH7751_PCICONF17_DSEL      0x001E0000  /* Data Select */
106  #define SH7751_PCICONF17_PMEN      0x00010000  /* PME Enable */
107  #define SH7751_PCICONF17_PWST      0x00000003  /* Power State */
108/* SH7715 Internal PCI Registers */
109
110/* Memory Control Registers */
111#define SH7751_BCR1                0xFF800000    /* Memory BCR1 Register */
112#define SH7751_BCR2                0xFF800004    /* Memory BCR2 Register */
113#define SH7751_BCR3                0xFF800050    /* Memory BCR3 Register */
114#define SH7751_BCR4                0xFE0A00F0    /* Memory BCR4 Register */
115#define SH7751_WCR1                0xFF800008    /* Wait Control 1 Register */
116#define SH7751_WCR2                0xFF80000C    /* Wait Control 2 Register */
117#define SH7751_WCR3                0xFF800010    /* Wait Control 3 Register */
118#define SH7751_MCR                 0xFF800014    /* Memory Control Register */
119
120/* General Memory Config Addresses */
121#define SH7751_CS0_BASE_ADDR       0x0
122#define SH7751_MEM_REGION_SIZE     0x04000000
123#define SH7751_CS1_BASE_ADDR       (SH7751_CS0_BASE_ADDR + SH7751_MEM_REGION_SIZE)
124#define SH7751_CS2_BASE_ADDR       (SH7751_CS1_BASE_ADDR + SH7751_MEM_REGION_SIZE)
125#define SH7751_CS3_BASE_ADDR       (SH7751_CS2_BASE_ADDR + SH7751_MEM_REGION_SIZE)
126#define SH7751_CS4_BASE_ADDR       (SH7751_CS3_BASE_ADDR + SH7751_MEM_REGION_SIZE)
127#define SH7751_CS5_BASE_ADDR       (SH7751_CS4_BASE_ADDR + SH7751_MEM_REGION_SIZE)
128#define SH7751_CS6_BASE_ADDR       (SH7751_CS5_BASE_ADDR + SH7751_MEM_REGION_SIZE)
129
130struct sh4_pci_address_map;
131
132/* arch/sh/drivers/pci/pci-sh7751.c */
133int sh7751_pcic_init(struct sh4_pci_address_map *map);
134
135#endif /* _PCI_SH7751_H_ */
136