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2874c5fd | 1 | /* SPDX-License-Identifier: GPL-2.0-or-later */ |
9eb90a0c ZR |
2 | /* |
3 | * MPC85xx/86xx PCI Express structure define | |
4 | * | |
f4154e16 | 5 | * Copyright 2007,2011 Freescale Semiconductor, Inc |
9eb90a0c ZR |
6 | */ |
7 | ||
8 | #ifdef __KERNEL__ | |
9ac4dd30 ZR |
9 | #ifndef __POWERPC_FSL_PCI_H |
10 | #define __POWERPC_FSL_PCI_H | |
9eb90a0c | 11 | |
c7417202 JH |
12 | struct platform_device; |
13 | ||
695093e3 VS |
14 | |
15 | /* FSL PCI controller BRR1 register */ | |
16 | #define PCI_FSL_BRR1 0xbf8 | |
17 | #define PCI_FSL_BRR1_VER 0xffff | |
18 | ||
9ac4dd30 ZR |
19 | #define PCIE_LTSSM 0x0404 /* PCIE Link Training and Status */ |
20 | #define PCIE_LTSSM_L0 0x16 /* L0 state */ | |
6cc1b4e9 | 21 | #define PCIE_IP_REV_2_2 0x02080202 /* PCIE IP block version Rev2.2 */ |
cc6ea0dd | 22 | #define PCIE_IP_REV_3_0 0x02080300 /* PCIE IP block version Rev3.0 */ |
54c18193 KG |
23 | #define PIWAR_EN 0x80000000 /* Enable */ |
24 | #define PIWAR_PF 0x20000000 /* prefetch */ | |
25 | #define PIWAR_TGI_LOCAL 0x00f00000 /* target - local memory */ | |
26 | #define PIWAR_READ_SNOOP 0x00050000 | |
27 | #define PIWAR_WRITE_SNOOP 0x00005000 | |
f4154e16 | 28 | #define PIWAR_SZ_MASK 0x0000003f |
9eb90a0c | 29 | |
48b16180 WD |
30 | #define PEX_PMCR_PTOMR 0x1 |
31 | #define PEX_PMCR_EXL2S 0x2 | |
32 | ||
33 | #define PME_DISR_EN_PTOD 0x00008000 | |
34 | #define PME_DISR_EN_ENL23D 0x00002000 | |
35 | #define PME_DISR_EN_EXL23D 0x00001000 | |
36 | ||
9ac4dd30 ZR |
37 | /* PCI/PCI Express outbound window reg */ |
38 | struct pci_outbound_window_regs { | |
39 | __be32 potar; /* 0x.0 - Outbound translation address register */ | |
40 | __be32 potear; /* 0x.4 - Outbound translation extended address register */ | |
41 | __be32 powbar; /* 0x.8 - Outbound window base address register */ | |
42 | u8 res1[4]; | |
43 | __be32 powar; /* 0x.10 - Outbound window attributes register */ | |
44 | u8 res2[12]; | |
9eb90a0c ZR |
45 | }; |
46 | ||
9ac4dd30 ZR |
47 | /* PCI/PCI Express inbound window reg */ |
48 | struct pci_inbound_window_regs { | |
49 | __be32 pitar; /* 0x.0 - Inbound translation address register */ | |
50 | u8 res1[4]; | |
51 | __be32 piwbar; /* 0x.8 - Inbound window base address register */ | |
52 | __be32 piwbear; /* 0x.c - Inbound window base extended address register */ | |
53 | __be32 piwar; /* 0x.10 - Inbound window attributes register */ | |
54 | u8 res2[12]; | |
55 | }; | |
56 | ||
57 | /* PCI/PCI Express IO block registers for 85xx/86xx */ | |
58 | struct ccsr_pci { | |
59 | __be32 config_addr; /* 0x.000 - PCI/PCIE Configuration Address Register */ | |
60 | __be32 config_data; /* 0x.004 - PCI/PCIE Configuration Data Register */ | |
61 | __be32 int_ack; /* 0x.008 - PCI Interrupt Acknowledge Register */ | |
62 | __be32 pex_otb_cpl_tor; /* 0x.00c - PCIE Outbound completion timeout register */ | |
63 | __be32 pex_conf_tor; /* 0x.010 - PCIE configuration timeout register */ | |
f4154e16 PK |
64 | __be32 pex_config; /* 0x.014 - PCIE CONFIG Register */ |
65 | __be32 pex_int_status; /* 0x.018 - PCIE interrupt status */ | |
66 | u8 res2[4]; | |
9ac4dd30 ZR |
67 | __be32 pex_pme_mes_dr; /* 0x.020 - PCIE PME and message detect register */ |
68 | __be32 pex_pme_mes_disr; /* 0x.024 - PCIE PME and message disable register */ | |
69 | __be32 pex_pme_mes_ier; /* 0x.028 - PCIE PME and message interrupt enable register */ | |
70 | __be32 pex_pmcr; /* 0x.02c - PCIE power management command register */ | |
6cc1b4e9 RZ |
71 | u8 res3[3016]; |
72 | __be32 block_rev1; /* 0x.bf8 - PCIE Block Revision register 1 */ | |
73 | __be32 block_rev2; /* 0x.bfc - PCIE Block Revision register 2 */ | |
9ac4dd30 ZR |
74 | |
75 | /* PCI/PCI Express outbound window 0-4 | |
76 | * Window 0 is the default window and is the only window enabled upon reset. | |
77 | * The default outbound register set is used when a transaction misses | |
78 | * in all of the other outbound windows. | |
79 | */ | |
80 | struct pci_outbound_window_regs pow[5]; | |
f4154e16 PK |
81 | u8 res14[96]; |
82 | struct pci_inbound_window_regs pmit; /* 0xd00 - 0xd9c Inbound MSI */ | |
83 | u8 res6[96]; | |
84 | /* PCI/PCI Express inbound window 3-0 | |
9ac4dd30 ZR |
85 | * inbound window 1 supports only a 32-bit base address and does not |
86 | * define an inbound window base extended address register. | |
87 | */ | |
f4154e16 | 88 | struct pci_inbound_window_regs piw[4]; |
9ac4dd30 ZR |
89 | |
90 | __be32 pex_err_dr; /* 0x.e00 - PCI/PCIE error detect register */ | |
91 | u8 res21[4]; | |
92 | __be32 pex_err_en; /* 0x.e08 - PCI/PCIE error interrupt enable register */ | |
93 | u8 res22[4]; | |
94 | __be32 pex_err_disr; /* 0x.e10 - PCI/PCIE error disable register */ | |
95 | u8 res23[12]; | |
96 | __be32 pex_err_cap_stat; /* 0x.e20 - PCI/PCIE error capture status register */ | |
97 | u8 res24[4]; | |
98 | __be32 pex_err_cap_r0; /* 0x.e28 - PCIE error capture register 0 */ | |
99 | __be32 pex_err_cap_r1; /* 0x.e2c - PCIE error capture register 0 */ | |
100 | __be32 pex_err_cap_r2; /* 0x.e30 - PCIE error capture register 0 */ | |
101 | __be32 pex_err_cap_r3; /* 0x.e34 - PCIE error capture register 0 */ | |
cc6ea0dd RZ |
102 | u8 res_e38[200]; |
103 | __be32 pdb_stat; /* 0x.f00 - PCIE Debug Status */ | |
104 | u8 res_f04[16]; | |
105 | __be32 pex_csr0; /* 0x.f14 - PEX Control/Status register 0*/ | |
106 | #define PEX_CSR0_LTSSM_MASK 0xFC | |
107 | #define PEX_CSR0_LTSSM_SHIFT 2 | |
108 | #define PEX_CSR0_LTSSM_L0 0x11 | |
109 | __be32 pex_csr1; /* 0x.f18 - PEX Control/Status register 1*/ | |
110 | u8 res_f1c[228]; | |
111 | ||
9ac4dd30 ZR |
112 | }; |
113 | ||
52c5affc | 114 | extern int fsl_add_bridge(struct platform_device *pdev, int is_primary); |
6c0a11c1 | 115 | extern void fsl_pcibios_fixup_bus(struct pci_bus *bus); |
48b16180 | 116 | extern void fsl_pcibios_fixup_phb(struct pci_controller *phb); |
76fe1ffc | 117 | extern int mpc83xx_add_bridge(struct device_node *dev); |
b8f44ec2 | 118 | u64 fsl_pci_immrbar_base(struct pci_controller *hose); |
9ac4dd30 | 119 | |
07e4f801 SW |
120 | extern struct device_node *fsl_pci_primary; |
121 | ||
905e75c4 JH |
122 | #ifdef CONFIG_PCI |
123 | void fsl_pci_assign_primary(void); | |
07e4f801 | 124 | #else |
905e75c4 JH |
125 | static inline void fsl_pci_assign_primary(void) {} |
126 | #endif | |
127 | ||
4e0e3435 HJ |
128 | #ifdef CONFIG_FSL_PCI |
129 | extern int fsl_pci_mcheck_exception(struct pt_regs *); | |
130 | #else | |
131 | static inline int fsl_pci_mcheck_exception(struct pt_regs *regs) {return 0; } | |
132 | #endif | |
133 | ||
9ac4dd30 | 134 | #endif /* __POWERPC_FSL_PCI_H */ |
9eb90a0c | 135 | #endif /* __KERNEL__ */ |