/*
 * PCI / PCI-X / PCI-Express support for 4xx parts
 *
 * Copyright 2007 Ben. Herrenschmidt <benh@kernel.crashing.org>, IBM Corp.
 *
 * Bits and pieces extracted from arch/ppc support by
 *
 * Matt Porter <mporter@kernel.crashing.org>
 *
 * Copyright 2002-2005 MontaVista Software Inc.
 */
#ifndef __PPC4XX_PCI_H__
#define __PPC4XX_PCI_H__

/*
 * 4xx PCI-X bridge register definitions
 */
#define PCIX0_VENDID            0x000
#define PCIX0_DEVID             0x002
#define PCIX0_COMMAND           0x004
#define PCIX0_STATUS            0x006
#define PCIX0_REVID             0x008
#define PCIX0_CLS               0x009
#define PCIX0_CACHELS           0x00c
#define PCIX0_LATTIM            0x00d
#define PCIX0_HDTYPE            0x00e
#define PCIX0_BIST              0x00f
#define PCIX0_BAR0L             0x010
#define PCIX0_BAR0H             0x014
#define PCIX0_BAR1              0x018
#define PCIX0_BAR2L             0x01c
#define PCIX0_BAR2H             0x020
#define PCIX0_BAR3              0x024
#define PCIX0_CISPTR            0x028
#define PCIX0_SBSYSVID          0x02c
#define PCIX0_SBSYSID           0x02e
#define PCIX0_EROMBA            0x030
#define PCIX0_CAP               0x034
#define PCIX0_RES0              0x035
#define PCIX0_RES1              0x036
#define PCIX0_RES2              0x038
#define PCIX0_INTLN             0x03c
#define PCIX0_INTPN             0x03d
#define PCIX0_MINGNT            0x03e
#define PCIX0_MAXLTNCY          0x03f
#define PCIX0_BRDGOPT1          0x040
#define PCIX0_BRDGOPT2          0x044
#define PCIX0_ERREN             0x050
#define PCIX0_ERRSTS            0x054
#define PCIX0_PLBBESR           0x058
#define PCIX0_PLBBEARL          0x05c
#define PCIX0_PLBBEARH          0x060
#define PCIX0_POM0LAL           0x068
#define PCIX0_POM0LAH           0x06c
#define PCIX0_POM0SA            0x070
#define PCIX0_POM0PCIAL         0x074
#define PCIX0_POM0PCIAH         0x078
#define PCIX0_POM1LAL           0x07c
#define PCIX0_POM1LAH           0x080
#define PCIX0_POM1SA            0x084
#define PCIX0_POM1PCIAL         0x088
#define PCIX0_POM1PCIAH         0x08c
#define PCIX0_POM2SA            0x090
#define PCIX0_PIM0SAL           0x098
#define PCIX0_PIM0SA            PCIX0_PIM0SAL
#define PCIX0_PIM0LAL           0x09c
#define PCIX0_PIM0LAH           0x0a0
#define PCIX0_PIM1SA            0x0a4
#define PCIX0_PIM1LAL           0x0a8
#define PCIX0_PIM1LAH           0x0ac
#define PCIX0_PIM2SAL           0x0b0
#define PCIX0_PIM2SA            PCIX0_PIM2SAL
#define PCIX0_PIM2LAL           0x0b4
#define PCIX0_PIM2LAH           0x0b8
#define PCIX0_OMCAPID           0x0c0
#define PCIX0_OMNIPTR           0x0c1
#define PCIX0_OMMC              0x0c2
#define PCIX0_OMMA              0x0c4
#define PCIX0_OMMUA             0x0c8
#define PCIX0_OMMDATA           0x0cc
#define PCIX0_OMMEOI            0x0ce
#define PCIX0_PMCAPID           0x0d0
#define PCIX0_PMNIPTR           0x0d1
#define PCIX0_PMC               0x0d2
#define PCIX0_PMCSR             0x0d4
#define PCIX0_PMCSRBSE          0x0d6
#define PCIX0_PMDATA            0x0d7
#define PCIX0_PMSCRR            0x0d8
#define PCIX0_CAPID             0x0dc
#define PCIX0_NIPTR             0x0dd
#define PCIX0_CMD               0x0de
#define PCIX0_STS               0x0e0
#define PCIX0_IDR               0x0e4
#define PCIX0_CID               0x0e8
#define PCIX0_RID               0x0ec
#define PCIX0_PIM0SAH           0x0f8
#define PCIX0_PIM2SAH           0x0fc
#define PCIX0_MSGIL             0x100
#define PCIX0_MSGIH             0x104
#define PCIX0_MSGOL             0x108
#define PCIX0_MSGOH             0x10c
#define PCIX0_IM                0x1f8

/*
 * 4xx PCI bridge register definitions
 */
#define PCIL0_PMM0LA            0x00
#define PCIL0_PMM0MA            0x04
#define PCIL0_PMM0PCILA         0x08
#define PCIL0_PMM0PCIHA         0x0c
#define PCIL0_PMM1LA            0x10
#define PCIL0_PMM1MA            0x14
#define PCIL0_PMM1PCILA         0x18
#define PCIL0_PMM1PCIHA         0x1c
#define PCIL0_PMM2LA            0x20
#define PCIL0_PMM2MA            0x24
#define PCIL0_PMM2PCILA         0x28
#define PCIL0_PMM2PCIHA         0x2c
#define PCIL0_PTM1MS            0x30
#define PCIL0_PTM1LA            0x34
#define PCIL0_PTM2MS            0x38
#define PCIL0_PTM2LA            0x3c

/*
 * 4xx PCIe bridge register definitions
 */

/* DCR offsets */
#define DCRO_PEGPL_CFGBAH               0x00
#define DCRO_PEGPL_CFGBAL               0x01
#define DCRO_PEGPL_CFGMSK               0x02
#define DCRO_PEGPL_MSGBAH               0x03
#define DCRO_PEGPL_MSGBAL               0x04
#define DCRO_PEGPL_MSGMSK               0x05
#define DCRO_PEGPL_OMR1BAH              0x06
#define DCRO_PEGPL_OMR1BAL              0x07
#define DCRO_PEGPL_OMR1MSKH             0x08
#define DCRO_PEGPL_OMR1MSKL             0x09
#define DCRO_PEGPL_OMR2BAH              0x0a
#define DCRO_PEGPL_OMR2BAL              0x0b
#define DCRO_PEGPL_OMR2MSKH             0x0c
#define DCRO_PEGPL_OMR2MSKL             0x0d
#define DCRO_PEGPL_OMR3BAH              0x0e
#define DCRO_PEGPL_OMR3BAL              0x0f
#define DCRO_PEGPL_OMR3MSKH             0x10
#define DCRO_PEGPL_OMR3MSKL             0x11
#define DCRO_PEGPL_REGBAH               0x12
#define DCRO_PEGPL_REGBAL               0x13
#define DCRO_PEGPL_REGMSK               0x14
#define DCRO_PEGPL_SPECIAL              0x15
#define DCRO_PEGPL_CFG                  0x16
#define DCRO_PEGPL_ESR                  0x17
#define DCRO_PEGPL_EARH                 0x18
#define DCRO_PEGPL_EARL                 0x19
#define DCRO_PEGPL_EATR                 0x1a

/* DMER mask */
#define GPL_DMER_MASK_DISA      0x02000000

/*
 * System DCRs (SDRs)
 */
#define PESDR0_PLLLCT1                  0x03a0
#define PESDR0_PLLLCT2                  0x03a1
#define PESDR0_PLLLCT3                  0x03a2

/*
 * 440SPe additional DCRs
 */
#define PESDR0_440SPE_UTLSET1           0x0300
#define PESDR0_440SPE_UTLSET2           0x0301
#define PESDR0_440SPE_DLPSET            0x0302
#define PESDR0_440SPE_LOOP              0x0303
#define PESDR0_440SPE_RCSSET            0x0304
#define PESDR0_440SPE_RCSSTS            0x0305
#define PESDR0_440SPE_HSSL0SET1         0x0306
#define PESDR0_440SPE_HSSL0SET2         0x0307
#define PESDR0_440SPE_HSSL0STS          0x0308
#define PESDR0_440SPE_HSSL1SET1         0x0309
#define PESDR0_440SPE_HSSL1SET2         0x030a
#define PESDR0_440SPE_HSSL1STS          0x030b
#define PESDR0_440SPE_HSSL2SET1         0x030c
#define PESDR0_440SPE_HSSL2SET2         0x030d
#define PESDR0_440SPE_HSSL2STS          0x030e
#define PESDR0_440SPE_HSSL3SET1         0x030f
#define PESDR0_440SPE_HSSL3SET2         0x0310
#define PESDR0_440SPE_HSSL3STS          0x0311
#define PESDR0_440SPE_HSSL4SET1         0x0312
#define PESDR0_440SPE_HSSL4SET2         0x0313
#define PESDR0_440SPE_HSSL4STS          0x0314
#define PESDR0_440SPE_HSSL5SET1         0x0315
#define PESDR0_440SPE_HSSL5SET2         0x0316
#define PESDR0_440SPE_HSSL5STS          0x0317
#define PESDR0_440SPE_HSSL6SET1         0x0318
#define PESDR0_440SPE_HSSL6SET2         0x0319
#define PESDR0_440SPE_HSSL6STS          0x031a
#define PESDR0_440SPE_HSSL7SET1         0x031b
#define PESDR0_440SPE_HSSL7SET2         0x031c
#define PESDR0_440SPE_HSSL7STS          0x031d
#define PESDR0_440SPE_HSSCTLSET         0x031e
#define PESDR0_440SPE_LANE_ABCD         0x031f
#define PESDR0_440SPE_LANE_EFGH         0x0320

#define PESDR1_440SPE_UTLSET1           0x0340
#define PESDR1_440SPE_UTLSET2           0x0341
#define PESDR1_440SPE_DLPSET            0x0342
#define PESDR1_440SPE_LOOP              0x0343
#define PESDR1_440SPE_RCSSET            0x0344
#define PESDR1_440SPE_RCSSTS            0x0345
#define PESDR1_440SPE_HSSL0SET1         0x0346
#define PESDR1_440SPE_HSSL0SET2         0x0347
#define PESDR1_440SPE_HSSL0STS          0x0348
#define PESDR1_440SPE_HSSL1SET1         0x0349
#define PESDR1_440SPE_HSSL1SET2         0x034a
#define PESDR1_440SPE_HSSL1STS          0x034b
#define PESDR1_440SPE_HSSL2SET1         0x034c
#define PESDR1_440SPE_HSSL2SET2         0x034d
#define PESDR1_440SPE_HSSL2STS          0x034e
#define PESDR1_440SPE_HSSL3SET1         0x034f
#define PESDR1_440SPE_HSSL3SET2         0x0350
#define PESDR1_440SPE_HSSL3STS          0x0351
#define PESDR1_440SPE_HSSCTLSET         0x0352
#define PESDR1_440SPE_LANE_ABCD         0x0353

#define PESDR2_440SPE_UTLSET1           0x0370
#define PESDR2_440SPE_UTLSET2           0x0371
#define PESDR2_440SPE_DLPSET            0x0372
#define PESDR2_440SPE_LOOP              0x0373
#define PESDR2_440SPE_RCSSET            0x0374
#define PESDR2_440SPE_RCSSTS            0x0375
#define PESDR2_440SPE_HSSL0SET1         0x0376
#define PESDR2_440SPE_HSSL0SET2         0x0377
#define PESDR2_440SPE_HSSL0STS          0x0378
#define PESDR2_440SPE_HSSL1SET1         0x0379
#define PESDR2_440SPE_HSSL1SET2         0x037a
#define PESDR2_440SPE_HSSL1STS          0x037b
#define PESDR2_440SPE_HSSL2SET1         0x037c
#define PESDR2_440SPE_HSSL2SET2         0x037d
#define PESDR2_440SPE_HSSL2STS          0x037e
#define PESDR2_440SPE_HSSL3SET1         0x037f
#define PESDR2_440SPE_HSSL3SET2         0x0380
#define PESDR2_440SPE_HSSL3STS          0x0381
#define PESDR2_440SPE_HSSCTLSET         0x0382
#define PESDR2_440SPE_LANE_ABCD         0x0383

/*
 * 405EX additional DCRs
 */
#define PESDR0_405EX_UTLSET1            0x0400
#define PESDR0_405EX_UTLSET2            0x0401
#define PESDR0_405EX_DLPSET             0x0402
#define PESDR0_405EX_LOOP               0x0403
#define PESDR0_405EX_RCSSET             0x0404
#define PESDR0_405EX_RCSSTS             0x0405
#define PESDR0_405EX_PHYSET1            0x0406
#define PESDR0_405EX_PHYSET2            0x0407
#define PESDR0_405EX_BIST               0x0408
#define PESDR0_405EX_LPB                0x040B
#define PESDR0_405EX_PHYSTA             0x040C

#define PESDR1_405EX_UTLSET1            0x0440
#define PESDR1_405EX_UTLSET2            0x0441
#define PESDR1_405EX_DLPSET             0x0442
#define PESDR1_405EX_LOOP               0x0443
#define PESDR1_405EX_RCSSET             0x0444
#define PESDR1_405EX_RCSSTS             0x0445
#define PESDR1_405EX_PHYSET1            0x0446
#define PESDR1_405EX_PHYSET2            0x0447
#define PESDR1_405EX_BIST               0x0448
#define PESDR1_405EX_LPB                0x044B
#define PESDR1_405EX_PHYSTA             0x044C

/*
 * 460EX additional DCRs
 */
#define PESDR0_460EX_L0BIST             0x0308
#define PESDR0_460EX_L0BISTSTS          0x0309
#define PESDR0_460EX_L0CDRCTL           0x030A
#define PESDR0_460EX_L0DRV              0x030B
#define PESDR0_460EX_L0REC              0x030C
#define PESDR0_460EX_L0LPB              0x030D
#define PESDR0_460EX_L0CLK              0x030E
#define PESDR0_460EX_PHY_CTL_RST        0x030F
#define PESDR0_460EX_RSTSTA             0x0310
#define PESDR0_460EX_OBS                0x0311
#define PESDR0_460EX_L0ERRC             0x0320

#define PESDR1_460EX_L0BIST             0x0348
#define PESDR1_460EX_L1BIST             0x0349
#define PESDR1_460EX_L2BIST             0x034A
#define PESDR1_460EX_L3BIST             0x034B
#define PESDR1_460EX_L0BISTSTS          0x034C
#define PESDR1_460EX_L1BISTSTS          0x034D
#define PESDR1_460EX_L2BISTSTS          0x034E
#define PESDR1_460EX_L3BISTSTS          0x034F
#define PESDR1_460EX_L0CDRCTL           0x0350
#define PESDR1_460EX_L1CDRCTL           0x0351
#define PESDR1_460EX_L2CDRCTL           0x0352
#define PESDR1_460EX_L3CDRCTL           0x0353
#define PESDR1_460EX_L0DRV              0x0354
#define PESDR1_460EX_L1DRV              0x0355
#define PESDR1_460EX_L2DRV              0x0356
#define PESDR1_460EX_L3DRV              0x0357
#define PESDR1_460EX_L0REC              0x0358
#define PESDR1_460EX_L1REC              0x0359
#define PESDR1_460EX_L2REC              0x035A
#define PESDR1_460EX_L3REC              0x035B
#define PESDR1_460EX_L0LPB              0x035C
#define PESDR1_460EX_L1LPB              0x035D
#define PESDR1_460EX_L2LPB              0x035E
#define PESDR1_460EX_L3LPB              0x035F
#define PESDR1_460EX_L0CLK              0x0360
#define PESDR1_460EX_L1CLK              0x0361
#define PESDR1_460EX_L2CLK              0x0362
#define PESDR1_460EX_L3CLK              0x0363
#define PESDR1_460EX_PHY_CTL_RST        0x0364
#define PESDR1_460EX_RSTSTA             0x0365
#define PESDR1_460EX_OBS                0x0366
#define PESDR1_460EX_L0ERRC             0x0368
#define PESDR1_460EX_L1ERRC             0x0369
#define PESDR1_460EX_L2ERRC             0x036A
#define PESDR1_460EX_L3ERRC             0x036B
#define PESDR0_460EX_IHS1               0x036C
#define PESDR0_460EX_IHS2               0x036D

/*
 * 460SX additional DCRs
 */
#define PESDRn_460SX_RCEI               0x02

#define PESDR0_460SX_HSSL0DAMP          0x320
#define PESDR0_460SX_HSSL1DAMP          0x321
#define PESDR0_460SX_HSSL2DAMP          0x322
#define PESDR0_460SX_HSSL3DAMP          0x323
#define PESDR0_460SX_HSSL4DAMP          0x324
#define PESDR0_460SX_HSSL5DAMP          0x325
#define PESDR0_460SX_HSSL6DAMP          0x326
#define PESDR0_460SX_HSSL7DAMP          0x327

#define PESDR1_460SX_HSSL0DAMP          0x354
#define PESDR1_460SX_HSSL1DAMP          0x355
#define PESDR1_460SX_HSSL2DAMP          0x356
#define PESDR1_460SX_HSSL3DAMP          0x357

#define PESDR2_460SX_HSSL0DAMP          0x384
#define PESDR2_460SX_HSSL1DAMP          0x385
#define PESDR2_460SX_HSSL2DAMP          0x386
#define PESDR2_460SX_HSSL3DAMP          0x387

#define PESDR0_460SX_HSSL0COEFA         0x328
#define PESDR0_460SX_HSSL1COEFA         0x329
#define PESDR0_460SX_HSSL2COEFA         0x32A
#define PESDR0_460SX_HSSL3COEFA         0x32B
#define PESDR0_460SX_HSSL4COEFA         0x32C
#define PESDR0_460SX_HSSL5COEFA         0x32D
#define PESDR0_460SX_HSSL6COEFA         0x32E
#define PESDR0_460SX_HSSL7COEFA         0x32F

#define PESDR1_460SX_HSSL0COEFA         0x358
#define PESDR1_460SX_HSSL1COEFA         0x359
#define PESDR1_460SX_HSSL2COEFA         0x35A
#define PESDR1_460SX_HSSL3COEFA         0x35B

#define PESDR2_460SX_HSSL0COEFA         0x388
#define PESDR2_460SX_HSSL1COEFA         0x389
#define PESDR2_460SX_HSSL2COEFA         0x38A
#define PESDR2_460SX_HSSL3COEFA         0x38B

#define PESDR0_460SX_HSSL1CALDRV        0x339
#define PESDR1_460SX_HSSL1CALDRV        0x361
#define PESDR2_460SX_HSSL1CALDRV        0x391

#define PESDR0_460SX_HSSSLEW            0x338
#define PESDR1_460SX_HSSSLEW            0x360
#define PESDR2_460SX_HSSSLEW            0x390

#define PESDR0_460SX_HSSCTLSET          0x31E
#define PESDR1_460SX_HSSCTLSET          0x352
#define PESDR2_460SX_HSSCTLSET          0x382

#define PESDR0_460SX_RCSSET             0x304
#define PESDR1_460SX_RCSSET             0x344
#define PESDR2_460SX_RCSSET             0x374
/*
 * Of the above, some are common offsets from the base
 */
#define PESDRn_UTLSET1                  0x00
#define PESDRn_UTLSET2                  0x01
#define PESDRn_DLPSET                   0x02
#define PESDRn_LOOP                     0x03
#define PESDRn_RCSSET                   0x04
#define PESDRn_RCSSTS                   0x05

/* 440spe only */
#define PESDRn_440SPE_HSSL0SET1         0x06
#define PESDRn_440SPE_HSSL0SET2         0x07
#define PESDRn_440SPE_HSSL0STS          0x08
#define PESDRn_440SPE_HSSL1SET1         0x09
#define PESDRn_440SPE_HSSL1SET2         0x0a
#define PESDRn_440SPE_HSSL1STS          0x0b
#define PESDRn_440SPE_HSSL2SET1         0x0c
#define PESDRn_440SPE_HSSL2SET2         0x0d
#define PESDRn_440SPE_HSSL2STS          0x0e
#define PESDRn_440SPE_HSSL3SET1         0x0f
#define PESDRn_440SPE_HSSL3SET2         0x10
#define PESDRn_440SPE_HSSL3STS          0x11

/* 440spe port 0 only */
#define PESDRn_440SPE_HSSL4SET1         0x12
#define PESDRn_440SPE_HSSL4SET2         0x13
#define PESDRn_440SPE_HSSL4STS          0x14
#define PESDRn_440SPE_HSSL5SET1         0x15
#define PESDRn_440SPE_HSSL5SET2         0x16
#define PESDRn_440SPE_HSSL5STS          0x17
#define PESDRn_440SPE_HSSL6SET1         0x18
#define PESDRn_440SPE_HSSL6SET2         0x19
#define PESDRn_440SPE_HSSL6STS          0x1a
#define PESDRn_440SPE_HSSL7SET1         0x1b
#define PESDRn_440SPE_HSSL7SET2         0x1c
#define PESDRn_440SPE_HSSL7STS          0x1d

/* 405ex only */
#define PESDRn_405EX_PHYSET1            0x06
#define PESDRn_405EX_PHYSET2            0x07
#define PESDRn_405EX_PHYSTA             0x0c

/*
 * UTL register offsets
 */
#define PEUTL_PBCTL             0x00
#define PEUTL_PBBSZ             0x20
#define PEUTL_OPDBSZ            0x68
#define PEUTL_IPHBSZ            0x70
#define PEUTL_IPDBSZ            0x78
#define PEUTL_OUTTR             0x90
#define PEUTL_INTR              0x98
#define PEUTL_PCTL              0xa0
#define PEUTL_RCSTA             0xB0
#define PEUTL_RCIRQEN           0xb8

/*
 * Config space register offsets
 */
#define PECFG_ECRTCTL           0x074

#define PECFG_BAR0LMPA          0x210
#define PECFG_BAR0HMPA          0x214
#define PECFG_BAR1MPA           0x218
#define PECFG_BAR2LMPA          0x220
#define PECFG_BAR2HMPA          0x224

#define PECFG_PIMEN             0x33c
#define PECFG_PIM0LAL           0x340
#define PECFG_PIM0LAH           0x344
#define PECFG_PIM1LAL           0x348
#define PECFG_PIM1LAH           0x34c
#define PECFG_PIM01SAL          0x350
#define PECFG_PIM01SAH          0x354

#define PECFG_POM0LAL           0x380
#define PECFG_POM0LAH           0x384
#define PECFG_POM1LAL           0x388
#define PECFG_POM1LAH           0x38c
#define PECFG_POM2LAL           0x390
#define PECFG_POM2LAH           0x394

/* 460sx only */
#define PECFG_460SX_DLLSTA     0x3f8

/* 460sx Bit Mappings */
#define PECFG_460SX_DLLSTA_LINKUP        0x00000010
#define DCRO_PEGPL_460SX_OMR1MSKL_UOT    0x00000004

/* PEGPL Bit Mappings */
#define DCRO_PEGPL_OMRxMSKL_VAL  0x00000001
#define DCRO_PEGPL_OMR1MSKL_UOT  0x00000002
#define DCRO_PEGPL_OMR3MSKL_IO   0x00000002

/* 476FPE */
#define PCCFG_LCPA                      0x270
#define PECFG_TLDLP                     0x3F8
#define PECFG_TLDLP_LNKUP               0x00000008
#define PECFG_TLDLP_PRESENT             0x00000010
#define DCRO_PEGPL_476FPE_OMR1MSKL_UOT   0x00000004

/* SDR Bit Mappings */
#define PESDRx_RCSSET_HLDPLB    0x10000000
#define PESDRx_RCSSET_RSTGU     0x01000000
#define PESDRx_RCSSET_RDY       0x00100000
#define PESDRx_RCSSET_RSTDL     0x00010000
#define PESDRx_RCSSET_RSTPYN    0x00001000

enum
{
        PTYPE_ENDPOINT          = 0x0,
        PTYPE_LEGACY_ENDPOINT   = 0x1,
        PTYPE_ROOT_PORT         = 0x4,

        LNKW_X1                 = 0x1,
        LNKW_X4                 = 0x4,
        LNKW_X8                 = 0x8
};


#endif /* __PPC4XX_PCI_H__ */