fsl_pci.h
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/* (C) 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.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*
*/
#ifndef __FSL_PCI_H_
#define __FSL_PCI_H_
#include <asm/fsl_law.h>
int is_fsl_pci_agent(enum law_trgt_if trgt, u32 host_agent);
int is_fsl_pci_cfg(enum law_trgt_if trgt, u32 io_sel);
void fsl_pci_init(struct pci_controller *hose, u32 cfg_addr, u32 cfg_data);
void fsl_pci_config_unlock(struct pci_controller *hose);
void ft_fsl_pci_setup(void *blob, const char *pci_alias,
struct pci_controller *hose);
/*
* Common PCI/PCIE Register structure for mpc85xx and mpc86xx
*/
/*
* PCI Translation Registers
*/
typedef struct pci_outbound_window {
u32 potar; /* 0x00 - Address */
u32 potear; /* 0x04 - Address Extended */
u32 powbar; /* 0x08 - Window Base Address */
u32 res1;
u32 powar; /* 0x10 - Window Attributes */
#define POWAR_EN 0x80000000
#define POWAR_IO_READ 0x00080000
#define POWAR_MEM_READ 0x00040000
#define POWAR_IO_WRITE 0x00008000
#define POWAR_MEM_WRITE 0x00004000
u32 res2[3];
} pot_t;
typedef struct pci_inbound_window {
u32 pitar; /* 0x00 - Address */
u32 res1;
u32 piwbar; /* 0x08 - Window Base Address */
u32 piwbear; /* 0x0c - Window Base Address Extended */
u32 piwar; /* 0x10 - Window Attributes */
#define PIWAR_EN 0x80000000
#define PIWAR_PF 0x20000000
#define PIWAR_LOCAL 0x00f00000
#define PIWAR_READ_SNOOP 0x00050000
#define PIWAR_WRITE_SNOOP 0x00005000
#define PIWAR_IWS_4K 0x0000000b
u32 res2[3];
} pit_t;
/* PCI/PCI Express Registers */
typedef struct ccsr_pci {
u32 cfg_addr; /* 0x000 - PCI Configuration Address Register */
u32 cfg_data; /* 0x004 - PCI Configuration Data Register */
u32 int_ack; /* 0x008 - PCI Interrupt Acknowledge Register */
u32 out_comp_to; /* 0x00C - PCI Outbound Completion Timeout Register */
u32 out_conf_to; /* 0x010 - PCI Configuration Timeout Register */
u32 config; /* 0x014 - PCIE CONFIG Register */
char res2[8];
u32 pme_msg_det; /* 0x020 - PCIE PME & message detect register */
u32 pme_msg_dis; /* 0x024 - PCIE PME & message disable register */
u32 pme_msg_int_en; /* 0x028 - PCIE PME & message interrupt enable register */
u32 pm_command; /* 0x02c - PCIE PM Command register */
char res4[3016]; /* (- #xbf8 #x30)3016 */
u32 block_rev1; /* 0xbf8 - PCIE Block Revision register 1 */
u32 block_rev2; /* 0xbfc - PCIE Block Revision register 2 */
pot_t pot[5]; /* 0xc00 - 0xc9f Outbound ATMU's 0, 1, 2, 3, and 4 */
u32 res5[64];
pit_t pit[3]; /* 0xda0 - 0xdff Inbound ATMU's 3, 2, and 1 */
#define PIT3 0
#define PIT2 1
#define PIT1 2
#if 0
u32 potar0; /* 0xc00 - PCI Outbound Transaction Address Register 0 */
u32 potear0; /* 0xc04 - PCI Outbound Translation Extended Address Register 0 */
char res5[8];
u32 powar0; /* 0xc10 - PCI Outbound Window Attributes Register 0 */
char res6[12];
u32 potar1; /* 0xc20 - PCI Outbound Transaction Address Register 1 */
u32 potear1; /* 0xc24 - PCI Outbound Translation Extended Address Register 1 */
u32 powbar1; /* 0xc28 - PCI Outbound Window Base Address Register 1 */
char res7[4];
u32 powar1; /* 0xc30 - PCI Outbound Window Attributes Register 1 */
char res8[12];
u32 potar2; /* 0xc40 - PCI Outbound Transaction Address Register 2 */
u32 potear2; /* 0xc44 - PCI Outbound Translation Extended Address Register 2 */
u32 powbar2; /* 0xc48 - PCI Outbound Window Base Address Register 2 */
char res9[4];
u32 powar2; /* 0xc50 - PCI Outbound Window Attributes Register 2 */
char res10[12];
u32 potar3; /* 0xc60 - PCI Outbound Transaction Address Register 3 */
u32 potear3; /* 0xc64 - PCI Outbound Translation Extended Address Register 3 */
u32 powbar3; /* 0xc68 - PCI Outbound Window Base Address Register 3 */
char res11[4];
u32 powar3; /* 0xc70 - PCI Outbound Window Attributes Register 3 */
char res12[12];
u32 potar4; /* 0xc80 - PCI Outbound Transaction Address Register 4 */
u32 potear4; /* 0xc84 - PCI Outbound Translation Extended Address Register 4 */
u32 powbar4; /* 0xc88 - PCI Outbound Window Base Address Register 4 */
char res13[4];
u32 powar4; /* 0xc90 - PCI Outbound Window Attributes Register 4 */
char res14[268];
u32 pitar3; /* 0xda0 - PCI Inbound Translation Address Register 3 */
char res15[4];
u32 piwbar3; /* 0xda8 - PCI Inbound Window Base Address Register 3 */
u32 piwbear3; /* 0xdac - PCI Inbound Window Base Extended Address Register 3 */
u32 piwar3; /* 0xdb0 - PCI Inbound Window Attributes Register 3 */
char res16[12];
u32 pitar2; /* 0xdc0 - PCI Inbound Translation Address Register 2 */
char res17[4];
u32 piwbar2; /* 0xdc8 - PCI Inbound Window Base Address Register 2 */
u32 piwbear2; /* 0xdcc - PCI Inbound Window Base Extended Address Register 2 */
u32 piwar2; /* 0xdd0 - PCI Inbound Window Attributes Register 2 */
char res18[12];
u32 pitar1; /* 0xde0 - PCI Inbound Translation Address Register 1 */
char res19[4];
u32 piwbar1; /* 0xde8 - PCI Inbound Window Base Address Register 1 */
char res20[4];
u32 piwar1; /* 0xdf0 - PCI Inbound Window Attributes Register 1 */
char res21[12];
#endif
u32 pedr; /* 0xe00 - PCI Error Detect Register */
u32 pecdr; /* 0xe04 - PCI Error Capture Disable Register */
u32 peer; /* 0xe08 - PCI Error Interrupt Enable Register */
u32 peattrcr; /* 0xe0c - PCI Error Attributes Capture Register */
u32 peaddrcr; /* 0xe10 - PCI Error Address Capture Register */
/* u32 perr_disr * 0xe10 - PCIE Erorr Disable Register */
u32 peextaddrcr; /* 0xe14 - PCI Error Extended Address Capture Register */
u32 pedlcr; /* 0xe18 - PCI Error Data Low Capture Register */
u32 pedhcr; /* 0xe1c - PCI Error Error Data High Capture Register */
u32 gas_timr; /* 0xe20 - PCI Gasket Timer Register */
/* u32 perr_cap_stat; * 0xe20 - PCIE Error Capture Status Register */
char res22[4];
u32 perr_cap0; /* 0xe28 - PCIE Error Capture Register 0 */
u32 perr_cap1; /* 0xe2c - PCIE Error Capture Register 1 */
u32 perr_cap2; /* 0xe30 - PCIE Error Capture Register 2 */
u32 perr_cap3; /* 0xe34 - PCIE Error Capture Register 3 */
char res23[200];
u32 pdb_stat; /* 0xf00 - PCIE Debug Status */
char res24[252];
} ccsr_fsl_pci_t;
struct fsl_pci_info {
unsigned long regs;
pci_addr_t mem_bus;
phys_size_t mem_phys;
pci_size_t mem_size;
pci_addr_t io_bus;
phys_size_t io_phys;
pci_size_t io_size;
int pci_num;
};
int fsl_pci_init_port(struct fsl_pci_info *pci_info,
struct pci_controller *hose, int busno, int pcie_ep);
#define SET_STD_PCI_INFO(x, num) \
{ \
x.regs = CONFIG_SYS_PCI##num##_ADDR; \
x.mem_bus = CONFIG_SYS_PCI##num##_MEM_BUS; \
x.mem_phys = CONFIG_SYS_PCI##num##_MEM_PHYS; \
x.mem_size = CONFIG_SYS_PCI##num##_MEM_SIZE; \
x.io_bus = CONFIG_SYS_PCI##num##_IO_BUS; \
x.io_phys = CONFIG_SYS_PCI##num##_IO_PHYS; \
x.io_size = CONFIG_SYS_PCI##num##_IO_SIZE; \
x.pci_num = num; \
}
#define SET_STD_PCIE_INFO(x, num) \
{ \
x.regs = CONFIG_SYS_PCIE##num##_ADDR; \
x.mem_bus = CONFIG_SYS_PCIE##num##_MEM_BUS; \
x.mem_phys = CONFIG_SYS_PCIE##num##_MEM_PHYS; \
x.mem_size = CONFIG_SYS_PCIE##num##_MEM_SIZE; \
x.io_bus = CONFIG_SYS_PCIE##num##_IO_BUS; \
x.io_phys = CONFIG_SYS_PCIE##num##_IO_PHYS; \
x.io_size = CONFIG_SYS_PCIE##num##_IO_SIZE; \
x.pci_num = num; \
}
#endif