2 * MPC85xx/86xx PCI Express structure define
4 * Copyright 2007 Freescale Semiconductor, Inc
6 * This program is free software; you can redistribute it and/or modify it
7 * under the terms of the GNU General Public License as published by the
8 * Free Software Foundation; either version 2 of the License, or (at your
9 * option) any later version.
14 #ifndef __POWERPC_FSL_PCI_H
15 #define __POWERPC_FSL_PCI_H
17 #define PCIE_LTSSM 0x0404 /* PCIE Link Training and Status */
18 #define PCIE_LTSSM_L0 0x16 /* L0 state */
19 #define PIWAR_2G 0xa0f5501e /* Enable, Prefetch, Local Mem, Snoop R/W, 2G */
21 /* PCI/PCI Express outbound window reg */
22 struct pci_outbound_window_regs {
23 __be32 potar; /* 0x.0 - Outbound translation address register */
24 __be32 potear; /* 0x.4 - Outbound translation extended address register */
25 __be32 powbar; /* 0x.8 - Outbound window base address register */
27 __be32 powar; /* 0x.10 - Outbound window attributes register */
31 /* PCI/PCI Express inbound window reg */
32 struct pci_inbound_window_regs {
33 __be32 pitar; /* 0x.0 - Inbound translation address register */
35 __be32 piwbar; /* 0x.8 - Inbound window base address register */
36 __be32 piwbear; /* 0x.c - Inbound window base extended address register */
37 __be32 piwar; /* 0x.10 - Inbound window attributes register */
41 /* PCI/PCI Express IO block registers for 85xx/86xx */
43 __be32 config_addr; /* 0x.000 - PCI/PCIE Configuration Address Register */
44 __be32 config_data; /* 0x.004 - PCI/PCIE Configuration Data Register */
45 __be32 int_ack; /* 0x.008 - PCI Interrupt Acknowledge Register */
46 __be32 pex_otb_cpl_tor; /* 0x.00c - PCIE Outbound completion timeout register */
47 __be32 pex_conf_tor; /* 0x.010 - PCIE configuration timeout register */
49 __be32 pex_pme_mes_dr; /* 0x.020 - PCIE PME and message detect register */
50 __be32 pex_pme_mes_disr; /* 0x.024 - PCIE PME and message disable register */
51 __be32 pex_pme_mes_ier; /* 0x.028 - PCIE PME and message interrupt enable register */
52 __be32 pex_pmcr; /* 0x.02c - PCIE power management command register */
55 /* PCI/PCI Express outbound window 0-4
56 * Window 0 is the default window and is the only window enabled upon reset.
57 * The default outbound register set is used when a transaction misses
58 * in all of the other outbound windows.
60 struct pci_outbound_window_regs pow[5];
64 /* PCI/PCI Express inbound window 3-1
65 * inbound window 1 supports only a 32-bit base address and does not
66 * define an inbound window base extended address register.
68 struct pci_inbound_window_regs piw[3];
70 __be32 pex_err_dr; /* 0x.e00 - PCI/PCIE error detect register */
72 __be32 pex_err_en; /* 0x.e08 - PCI/PCIE error interrupt enable register */
74 __be32 pex_err_disr; /* 0x.e10 - PCI/PCIE error disable register */
76 __be32 pex_err_cap_stat; /* 0x.e20 - PCI/PCIE error capture status register */
78 __be32 pex_err_cap_r0; /* 0x.e28 - PCIE error capture register 0 */
79 __be32 pex_err_cap_r1; /* 0x.e2c - PCIE error capture register 0 */
80 __be32 pex_err_cap_r2; /* 0x.e30 - PCIE error capture register 0 */
81 __be32 pex_err_cap_r3; /* 0x.e34 - PCIE error capture register 0 */
84 extern int fsl_add_bridge(struct device_node *dev, int is_primary);
85 extern void fsl_pcibios_fixup_bus(struct pci_bus *bus);
87 #endif /* __POWERPC_FSL_PCI_H */
88 #endif /* __KERNEL__ */