diff options
Diffstat (limited to 'arch/powerpc/sysdev/fsl_pci.h')
| -rw-r--r-- | arch/powerpc/sysdev/fsl_pci.h | 88 |
1 files changed, 88 insertions, 0 deletions
diff --git a/arch/powerpc/sysdev/fsl_pci.h b/arch/powerpc/sysdev/fsl_pci.h new file mode 100644 index 000000000000..37b04ad26571 --- /dev/null +++ b/arch/powerpc/sysdev/fsl_pci.h @@ -0,0 +1,88 @@ +/* + * MPC85xx/86xx PCI Express structure define + * + * Copyright 2007 Freescale Semiconductor, Inc + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. + * + */ + +#ifdef __KERNEL__ +#ifndef __POWERPC_FSL_PCI_H +#define __POWERPC_FSL_PCI_H + +#define PCIE_LTSSM 0x0404 /* PCIE Link Training and Status */ +#define PCIE_LTSSM_L0 0x16 /* L0 state */ +#define PIWAR_2G 0xa0f5501e /* Enable, Prefetch, Local Mem, Snoop R/W, 2G */ + +/* PCI/PCI Express outbound window reg */ +struct pci_outbound_window_regs { + __be32 potar; /* 0x.0 - Outbound translation address register */ + __be32 potear; /* 0x.4 - Outbound translation extended address register */ + __be32 powbar; /* 0x.8 - Outbound window base address register */ + u8 res1[4]; + __be32 powar; /* 0x.10 - Outbound window attributes register */ + u8 res2[12]; +}; + +/* PCI/PCI Express inbound window reg */ +struct pci_inbound_window_regs { + __be32 pitar; /* 0x.0 - Inbound translation address register */ + u8 res1[4]; + __be32 piwbar; /* 0x.8 - Inbound window base address register */ + __be32 piwbear; /* 0x.c - Inbound window base extended address register */ + __be32 piwar; /* 0x.10 - Inbound window attributes register */ + u8 res2[12]; +}; + +/* PCI/PCI Express IO block registers for 85xx/86xx */ +struct ccsr_pci { + __be32 config_addr; /* 0x.000 - PCI/PCIE Configuration Address Register */ + __be32 config_data; /* 0x.004 - PCI/PCIE Configuration Data Register */ + __be32 int_ack; /* 0x.008 - PCI Interrupt Acknowledge Register */ + __be32 pex_otb_cpl_tor; /* 0x.00c - PCIE Outbound completion timeout register */ + __be32 pex_conf_tor; /* 0x.010 - PCIE configuration timeout register */ + u8 res2[12]; + __be32 pex_pme_mes_dr; /* 0x.020 - PCIE PME and message detect register */ + __be32 pex_pme_mes_disr; /* 0x.024 - PCIE PME and message disable register */ + __be32 pex_pme_mes_ier; /* 0x.028 - PCIE PME and message interrupt enable register */ + __be32 pex_pmcr; /* 0x.02c - PCIE power management command register */ + u8 res3[3024]; + +/* PCI/PCI Express outbound window 0-4 + * Window 0 is the default window and is the only window enabled upon reset. + * The default outbound register set is used when a transaction misses + * in all of the other outbound windows. + */ + struct pci_outbound_window_regs pow[5]; + + u8 res14[256]; + +/* PCI/PCI Express inbound window 3-1 + * inbound window 1 supports only a 32-bit base address and does not + * define an inbound window base extended address register. + */ + struct pci_inbound_window_regs piw[3]; + + __be32 pex_err_dr; /* 0x.e00 - PCI/PCIE error detect register */ + u8 res21[4]; + __be32 pex_err_en; /* 0x.e08 - PCI/PCIE error interrupt enable register */ + u8 res22[4]; + __be32 pex_err_disr; /* 0x.e10 - PCI/PCIE error disable register */ + u8 res23[12]; + __be32 pex_err_cap_stat; /* 0x.e20 - PCI/PCIE error capture status register */ + u8 res24[4]; + __be32 pex_err_cap_r0; /* 0x.e28 - PCIE error capture register 0 */ + __be32 pex_err_cap_r1; /* 0x.e2c - PCIE error capture register 0 */ + __be32 pex_err_cap_r2; /* 0x.e30 - PCIE error capture register 0 */ + __be32 pex_err_cap_r3; /* 0x.e34 - PCIE error capture register 0 */ +}; + +extern int fsl_add_bridge(struct device_node *dev, int is_primary); +extern void fsl_pcibios_fixup_bus(struct pci_bus *bus); + +#endif /* __POWERPC_FSL_PCI_H */ +#endif /* __KERNEL__ */ |