xref: /OK3568_Linux_fs/kernel/arch/mips/pci/pci-vr41xx.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0-or-later */
2*4882a593Smuzhiyun /*
3*4882a593Smuzhiyun  *  pci-vr41xx.h, Include file for PCI Control Unit of the NEC VR4100 series.
4*4882a593Smuzhiyun  *
5*4882a593Smuzhiyun  *  Copyright (C) 2002	MontaVista Software Inc.
6*4882a593Smuzhiyun  *    Author: Yoichi Yuasa <source@mvista.com>
7*4882a593Smuzhiyun  *  Copyright (C) 2004-2005  Yoichi Yuasa <yuasa@linux-mips.org>
8*4882a593Smuzhiyun  */
9*4882a593Smuzhiyun #ifndef __PCI_VR41XX_H
10*4882a593Smuzhiyun #define __PCI_VR41XX_H
11*4882a593Smuzhiyun 
12*4882a593Smuzhiyun #define PCIU_BASE		0x0f000c00UL
13*4882a593Smuzhiyun #define PCIU_SIZE		0x200UL
14*4882a593Smuzhiyun 
15*4882a593Smuzhiyun #define PCIMMAW1REG		0x00
16*4882a593Smuzhiyun #define PCIMMAW2REG		0x04
17*4882a593Smuzhiyun #define PCITAW1REG		0x08
18*4882a593Smuzhiyun #define PCITAW2REG		0x0c
19*4882a593Smuzhiyun #define PCIMIOAWREG		0x10
20*4882a593Smuzhiyun  #define IBA(addr)		((addr) & 0xff000000U)
21*4882a593Smuzhiyun  #define MASTER_MSK(mask)	(((mask) >> 11) & 0x000fe000U)
22*4882a593Smuzhiyun  #define PCIA(addr)		(((addr) >> 24) & 0x000000ffU)
23*4882a593Smuzhiyun  #define TARGET_MSK(mask)	(((mask) >> 8) & 0x000fe000U)
24*4882a593Smuzhiyun  #define ITA(addr)		(((addr) >> 24) & 0x000000ffU)
25*4882a593Smuzhiyun  #define PCIIA(addr)		(((addr) >> 24) & 0x000000ffU)
26*4882a593Smuzhiyun  #define WINEN			0x1000U
27*4882a593Smuzhiyun #define PCICONFDREG		0x14
28*4882a593Smuzhiyun #define PCICONFAREG		0x18
29*4882a593Smuzhiyun #define PCIMAILREG		0x1c
30*4882a593Smuzhiyun #define BUSERRADREG		0x24
31*4882a593Smuzhiyun  #define EA(reg)		((reg) &0xfffffffc)
32*4882a593Smuzhiyun 
33*4882a593Smuzhiyun #define INTCNTSTAREG		0x28
34*4882a593Smuzhiyun  #define MABTCLR		0x80000000U
35*4882a593Smuzhiyun  #define TRDYCLR		0x40000000U
36*4882a593Smuzhiyun  #define PARCLR			0x20000000U
37*4882a593Smuzhiyun  #define MBCLR			0x10000000U
38*4882a593Smuzhiyun  #define SERRCLR		0x08000000U
39*4882a593Smuzhiyun  #define RTYCLR			0x04000000U
40*4882a593Smuzhiyun  #define MABCLR			0x02000000U
41*4882a593Smuzhiyun  #define TABCLR			0x01000000U
42*4882a593Smuzhiyun  /* RFU */
43*4882a593Smuzhiyun  #define MABTMSK		0x00008000U
44*4882a593Smuzhiyun  #define TRDYMSK		0x00004000U
45*4882a593Smuzhiyun  #define PARMSK			0x00002000U
46*4882a593Smuzhiyun  #define MBMSK			0x00001000U
47*4882a593Smuzhiyun  #define SERRMSK		0x00000800U
48*4882a593Smuzhiyun  #define RTYMSK			0x00000400U
49*4882a593Smuzhiyun  #define MABMSK			0x00000200U
50*4882a593Smuzhiyun  #define TABMSK			0x00000100U
51*4882a593Smuzhiyun  #define IBAMABT		0x00000080U
52*4882a593Smuzhiyun  #define TRDYRCH		0x00000040U
53*4882a593Smuzhiyun  #define PAR			0x00000020U
54*4882a593Smuzhiyun  #define MB			0x00000010U
55*4882a593Smuzhiyun  #define PCISERR		0x00000008U
56*4882a593Smuzhiyun  #define RTYRCH			0x00000004U
57*4882a593Smuzhiyun  #define MABORT			0x00000002U
58*4882a593Smuzhiyun  #define TABORT			0x00000001U
59*4882a593Smuzhiyun 
60*4882a593Smuzhiyun #define PCIEXACCREG		0x2c
61*4882a593Smuzhiyun  #define UNLOCK			0x2U
62*4882a593Smuzhiyun  #define EAREQ			0x1U
63*4882a593Smuzhiyun #define PCIRECONTREG		0x30
64*4882a593Smuzhiyun  #define RTRYCNT(reg)		((reg) & 0x000000ffU)
65*4882a593Smuzhiyun #define PCIENREG		0x34
66*4882a593Smuzhiyun  #define PCIU_CONFIG_DONE	0x4U
67*4882a593Smuzhiyun #define PCICLKSELREG		0x38
68*4882a593Smuzhiyun  #define EQUAL_VTCLOCK		0x2U
69*4882a593Smuzhiyun  #define HALF_VTCLOCK		0x0U
70*4882a593Smuzhiyun  #define ONE_THIRD_VTCLOCK	0x3U
71*4882a593Smuzhiyun  #define QUARTER_VTCLOCK	0x1U
72*4882a593Smuzhiyun #define PCITRDYVREG		0x3c
73*4882a593Smuzhiyun  #define TRDYV(val)		((uint32_t)(val) & 0xffU)
74*4882a593Smuzhiyun #define PCICLKRUNREG		0x60
75*4882a593Smuzhiyun 
76*4882a593Smuzhiyun #define VENDORIDREG		0x100
77*4882a593Smuzhiyun #define DEVICEIDREG		0x100
78*4882a593Smuzhiyun #define COMMANDREG		0x104
79*4882a593Smuzhiyun #define STATUSREG		0x104
80*4882a593Smuzhiyun #define REVIDREG		0x108
81*4882a593Smuzhiyun #define CLASSREG		0x108
82*4882a593Smuzhiyun #define CACHELSREG		0x10c
83*4882a593Smuzhiyun #define LATTIMEREG		0x10c
84*4882a593Smuzhiyun  #define MLTIM(val)		(((uint32_t)(val) << 7) & 0xff00U)
85*4882a593Smuzhiyun #define MAILBAREG		0x110
86*4882a593Smuzhiyun #define PCIMBA1REG		0x114
87*4882a593Smuzhiyun #define PCIMBA2REG		0x118
88*4882a593Smuzhiyun  #define MBADD(base)		((base) & 0xfffff800U)
89*4882a593Smuzhiyun  #define PMBA(base)		((base) & 0xffe00000U)
90*4882a593Smuzhiyun  #define PREF			0x8U
91*4882a593Smuzhiyun  #define PREF_APPROVAL		0x8U
92*4882a593Smuzhiyun  #define PREF_DISAPPROVAL	0x0U
93*4882a593Smuzhiyun  #define TYPE			0x6U
94*4882a593Smuzhiyun  #define TYPE_32BITSPACE	0x0U
95*4882a593Smuzhiyun  #define MSI			0x1U
96*4882a593Smuzhiyun  #define MSI_MEMORY		0x0U
97*4882a593Smuzhiyun #define INTLINEREG		0x13c
98*4882a593Smuzhiyun #define INTPINREG		0x13c
99*4882a593Smuzhiyun #define RETVALREG		0x140
100*4882a593Smuzhiyun #define PCIAPCNTREG		0x140
101*4882a593Smuzhiyun  #define TKYGNT			0x04000000U
102*4882a593Smuzhiyun  #define TKYGNT_ENABLE		0x04000000U
103*4882a593Smuzhiyun  #define TKYGNT_DISABLE		0x00000000U
104*4882a593Smuzhiyun  #define PAPC			0x03000000U
105*4882a593Smuzhiyun  #define PAPC_ALTERNATE_B	0x02000000U
106*4882a593Smuzhiyun  #define PAPC_ALTERNATE_0	0x01000000U
107*4882a593Smuzhiyun  #define PAPC_FAIR		0x00000000U
108*4882a593Smuzhiyun  #define RTYVAL(val)		(((uint32_t)(val) << 7) & 0xff00U)
109*4882a593Smuzhiyun  #define RTYVAL_MASK		0xff00U
110*4882a593Smuzhiyun 
111*4882a593Smuzhiyun #define PCI_CLOCK_MAX		33333333U
112*4882a593Smuzhiyun 
113*4882a593Smuzhiyun /*
114*4882a593Smuzhiyun  * Default setup
115*4882a593Smuzhiyun  */
116*4882a593Smuzhiyun #define PCI_MASTER_MEM1_BUS_BASE_ADDRESS	0x10000000U
117*4882a593Smuzhiyun #define PCI_MASTER_MEM1_ADDRESS_MASK		0x7c000000U
118*4882a593Smuzhiyun #define PCI_MASTER_MEM1_PCI_BASE_ADDRESS	0x10000000U
119*4882a593Smuzhiyun 
120*4882a593Smuzhiyun #define PCI_TARGET_MEM1_ADDRESS_MASK		0x08000000U
121*4882a593Smuzhiyun #define PCI_TARGET_MEM1_BUS_BASE_ADDRESS	0x00000000U
122*4882a593Smuzhiyun 
123*4882a593Smuzhiyun #define PCI_MASTER_IO_BUS_BASE_ADDRESS		0x16000000U
124*4882a593Smuzhiyun #define PCI_MASTER_IO_ADDRESS_MASK		0x7e000000U
125*4882a593Smuzhiyun #define PCI_MASTER_IO_PCI_BASE_ADDRESS		0x00000000U
126*4882a593Smuzhiyun 
127*4882a593Smuzhiyun #define PCI_MAILBOX_BASE_ADDRESS		0x00000000U
128*4882a593Smuzhiyun 
129*4882a593Smuzhiyun #define PCI_TARGET_WINDOW1_BASE_ADDRESS		0x00000000U
130*4882a593Smuzhiyun 
131*4882a593Smuzhiyun #define IO_PORT_BASE		KSEG1ADDR(PCI_MASTER_IO_BUS_BASE_ADDRESS)
132*4882a593Smuzhiyun #define IO_PORT_RESOURCE_START	PCI_MASTER_IO_PCI_BASE_ADDRESS
133*4882a593Smuzhiyun #define IO_PORT_RESOURCE_END	(~PCI_MASTER_IO_ADDRESS_MASK & PCI_MASTER_ADDRESS_MASK)
134*4882a593Smuzhiyun 
135*4882a593Smuzhiyun #define PCI_IO_RESOURCE_START	0x01000000UL
136*4882a593Smuzhiyun #define PCI_IO_RESOURCE_END	0x01ffffffUL
137*4882a593Smuzhiyun 
138*4882a593Smuzhiyun #define PCI_MEM_RESOURCE_START	0x11000000UL
139*4882a593Smuzhiyun #define PCI_MEM_RESOURCE_END	0x13ffffffUL
140*4882a593Smuzhiyun 
141*4882a593Smuzhiyun #endif /* __PCI_VR41XX_H */
142