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Modify SBC8641D to use new Freescale PCI routines

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PCI-Express sockets 1 and 2 verified working with Intel Pro/1000 PT
adapter.

Signed-off-by: Joe Hamman <joe.hamman@embeddedspecialties.com>
Signde-off-by: Jon Loeliger <jdl@freescale.com>
This commit is contained in:
Joe Hamman 2007-08-11 06:54:58 -05:00 committed by Jon Loeliger
parent c646bba646
commit cca34967cb
2 changed files with 125 additions and 40 deletions
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156
board/sbc8641d/sbc8641d.c
View file

@ -33,6 +33,7 @@
#include <pci.h>
#include <asm/processor.h>
#include <asm/immap_86xx.h>
#include <asm/immap_fsl_pci.h>
#include <spd.h>
#if defined(CONFIG_OF_FLAT_TREE)
@ -60,36 +61,6 @@ int checkboard (void)
{
puts ("Board: Wind River SBC8641D\n");
#ifdef CONFIG_PCI
volatile immap_t *immap = (immap_t *) CFG_CCSRBAR;
volatile ccsr_gur_t *gur = &immap->im_gur;
volatile ccsr_pex_t *pex1 = &immap->im_pex1;
uint devdisr = gur->devdisr;
uint io_sel = (gur->pordevsr & MPC86xx_PORDEVSR_IO_SEL) >> 16;
uint host1_agent = (gur->porbmsr & MPC86xx_PORBMSR_HA) >> 17;
uint pex1_agent = (host1_agent == 0) || (host1_agent == 1);
if ((io_sel == 2 || io_sel == 3 || io_sel == 5
|| io_sel == 6 || io_sel == 7 || io_sel == 0xF)
&& !(devdisr & MPC86xx_DEVDISR_PCIEX1)) {
debug ("PCI-EXPRESS 1: %s \n", pex1_agent ? "Agent" : "Host");
debug ("0x%08x=0x%08x ", &pex1->pme_msg_det, pex1->pme_msg_det);
if (pex1->pme_msg_det) {
pex1->pme_msg_det = 0xffffffff;
debug (" with errors. Clearing. Now 0x%08x",
pex1->pme_msg_det);
}
debug ("\n");
} else {
puts ("PCI-EXPRESS 1: Disabled in hardware\n");
}
#else
puts ("PCI-EXPRESS1: Disabled in configuration\n");
#endif
return 0;
}
@ -244,21 +215,130 @@ static struct pci_config_table pci_fsl86xxads_config_table[] = {
};
#endif
static struct pci_controller hose = {
static struct pci_controller pci1_hose = {
#ifndef CONFIG_PCI_PNP
config_table:pci_mpc86xxcts_config_table,
config_table:pci_mpc86xxcts_config_table
#endif
};
#endif /* CONFIG_PCI */
#endif /* CONFIG_PCI */
#ifdef CONFIG_PCI2
static struct pci_controller pci2_hose;
#endif /* CONFIG_PCI2 */
void pci_init_board (void)
int first_free_busno = 0;
void pci_init_board(void)
{
#ifdef CONFIG_PCI
extern void pci_mpc86xx_init (struct pci_controller *hose);
volatile immap_t *immap = (immap_t *) CFG_CCSRBAR;
volatile ccsr_gur_t *gur = &immap->im_gur;
uint devdisr = gur->devdisr;
uint io_sel = (gur->pordevsr & MPC86xx_PORDEVSR_IO_SEL) >> 16;
#ifdef CONFIG_PCI1
{
volatile ccsr_fsl_pci_t *pci = (ccsr_fsl_pci_t *) CFG_PCI1_ADDR;
extern void fsl_pci_init(struct pci_controller *hose);
struct pci_controller *hose = &pci1_hose;
#ifdef DEBUG
uint host1_agent = (gur->porbmsr & MPC86xx_PORBMSR_HA) >> 17;
uint pex1_agent = (host1_agent == 0) || (host1_agent == 1);
#endif
if ((io_sel == 2 || io_sel == 3 || io_sel == 5
|| io_sel == 6 || io_sel == 7 || io_sel == 0xF)
&& !(devdisr & MPC86xx_DEVDISR_PCIEX1)) {
debug("PCI-EXPRESS 1: %s \n", pex1_agent ? "Agent" : "Host");
debug("0x%08x=0x%08x ", &pci->pme_msg_det, pci->pme_msg_det);
if (pci->pme_msg_det) {
pci->pme_msg_det = 0xffffffff;
debug(" with errors. Clearing. Now 0x%08x",
pci->pme_msg_det);
}
debug("\n");
/* inbound */
pci_set_region(hose->regions + 0,
CFG_PCI_MEMORY_BUS,
CFG_PCI_MEMORY_PHYS,
CFG_PCI_MEMORY_SIZE,
PCI_REGION_MEM | PCI_REGION_MEMORY);
/* outbound memory */
pci_set_region(hose->regions + 1,
CFG_PCI1_MEM_BASE,
CFG_PCI1_MEM_PHYS,
CFG_PCI1_MEM_SIZE,
PCI_REGION_MEM);
/* outbound io */
pci_set_region(hose->regions + 2,
CFG_PCI1_IO_BASE,
CFG_PCI1_IO_PHYS,
CFG_PCI1_IO_SIZE,
PCI_REGION_IO);
hose->region_count = 3;
hose->first_busno=first_free_busno;
pci_setup_indirect(hose, (int) &pci->cfg_addr, (int) &pci->cfg_data);
fsl_pci_init(hose);
first_free_busno=hose->last_busno+1;
printf (" PCI-EXPRESS 1 on bus %02x - %02x\n",
hose->first_busno,hose->last_busno);
} else {
puts("PCI-EXPRESS 1: Disabled\n");
}
}
#else
puts("PCI-EXPRESS1: Disabled\n");
#endif /* CONFIG_PCI1 */
#ifdef CONFIG_PCI2
{
volatile ccsr_fsl_pci_t *pci = (ccsr_fsl_pci_t *) CFG_PCI2_ADDR;
extern void fsl_pci_init(struct pci_controller *hose);
struct pci_controller *hose = &pci2_hose;
/* inbound */
pci_set_region(hose->regions + 0,
CFG_PCI_MEMORY_BUS,
CFG_PCI_MEMORY_PHYS,
CFG_PCI_MEMORY_SIZE,
PCI_REGION_MEM | PCI_REGION_MEMORY);
/* outbound memory */
pci_set_region(hose->regions + 1,
CFG_PCI2_MEM_BASE,
CFG_PCI2_MEM_PHYS,
CFG_PCI2_MEM_SIZE,
PCI_REGION_MEM);
/* outbound io */
pci_set_region(hose->regions + 2,
CFG_PCI2_IO_BASE,
CFG_PCI2_IO_PHYS,
CFG_PCI2_IO_SIZE,
PCI_REGION_IO);
hose->region_count = 3;
hose->first_busno=first_free_busno;
pci_setup_indirect(hose, (int) &pci->cfg_addr, (int) &pci->cfg_data);
fsl_pci_init(hose);
first_free_busno=hose->last_busno+1;
printf (" PCI-EXPRESS 2 on bus %02x - %02x\n",
hose->first_busno,hose->last_busno);
}
#else
puts("PCI-EXPRESS 2: Disabled\n");
#endif /* CONFIG_PCI2 */
pci_mpc86xx_init (&hose);
#endif /* CONFIG_PCI */
}
#if defined(CONFIG_OF_FLAT_TREE) && defined(CONFIG_OF_BOARD_SETUP)

9
include/configs/sbc8641d.h
View file

@ -49,8 +49,10 @@
#define CFG_RESET_ADDRESS 0xfff00100
#undef CONFIG_PCI
#define CONFIG_FSL_PCI_INIT 1
#define CONFIG_PCI 1 /* Enable PCIE */
#define CONFIG_PCI1 1 /* PCIE controler 1 (slot 1) */
#define CONFIG_PCI2 1 /* PCIE controler 2 (slot 2) */
#define CONFIG_FSL_PCI_INIT 1 /* Use common FSL init code */
#define CONFIG_TSEC_ENET /* tsec ethernet support */
#define CONFIG_ENV_OVERWRITE
@ -95,6 +97,9 @@
#define CFG_CCSRBAR 0xf8000000 /* relocated CCSRBAR */
#define CFG_IMMR CFG_CCSRBAR /* PQII uses CFG_IMMR */
#define CFG_PCI1_ADDR (CFG_CCSRBAR+0x8000)
#define CFG_PCI2_ADDR (CFG_CCSRBAR+0x9000)
/*
* DDR Setup
*/