int checkboard (void)
{
volatile immap_t *immap = (immap_t *) CFG_CCSRBAR;
volatile ccsr_gur_t *gur = &immap->im_gur;
/* PCI slot in USER bits CSR[6:7] by convention. */
uint pci_slot = get_pci_slot ();
uint pci_dual = get_pci_dual (); /* PCI DUAL in CM_PCI[3] */
uint pci1_32 = gur->pordevsr & 0x10000; /* PORDEVSR[15] */
uint pci1_clk_sel = gur->porpllsr & 0x8000; /* PORPLLSR[16] */
uint pci2_clk_sel = gur->porpllsr & 0x4000; /* PORPLLSR[17] */
uint pci1_speed = get_clock_freq (); /* PCI PSPEED in [4:5] */
uint cpu_board_rev = get_cpu_board_revision ();
printf ("Board: CDS Version 0x%02x, PCI Slot %d\n",
get_board_version (), pci_slot);
printf ("CPU Board Revision %d.%d (0x%04x)\n",
MPC85XX_CPU_BOARD_MAJOR (cpu_board_rev),
MPC85XX_CPU_BOARD_MINOR (cpu_board_rev), cpu_board_rev);
printf (" PCI1: %d bit, %s MHz, %s\n",
(pci1_32) ? 32 : 64,
(pci1_speed == 33000000) ? "33" :
(pci1_speed == 66000000) ? "66" : "unknown",
pci1_clk_sel ? "sync" : "async");
if (pci_dual) {
printf (" PCI2: 32 bit, 66 MHz, %s\n",
pci2_clk_sel ? "sync" : "async");
} else {
printf (" PCI2: disabled\n");
}
/*
* Initialize local bus.
*/
local_bus_init ();
return 0;
}
int checkboard (void)
{
volatile ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);
char buf[32];
/* PCI slot in USER bits CSR[6:7] by convention. */
uint pci_slot = get_pci_slot ();
uint pci_dual = get_pci_dual (); /* PCI DUAL in CM_PCI[3] */
uint pci1_32 = gur->pordevsr & 0x10000; /* PORDEVSR[15] */
uint pci1_clk_sel = gur->porpllsr & 0x8000; /* PORPLLSR[16] */
uint pci2_clk_sel = gur->porpllsr & 0x4000; /* PORPLLSR[17] */
uint pci1_speed = get_clock_freq (); /* PCI PSPEED in [4:5] */
uint cpu_board_rev = get_cpu_board_revision ();
printf ("Board: CDS Version 0x%02x, PCI Slot %d\n",
get_board_version (), pci_slot);
printf ("CPU Board Revision %d.%d (0x%04x)\n",
MPC85XX_CPU_BOARD_MAJOR (cpu_board_rev),
MPC85XX_CPU_BOARD_MINOR (cpu_board_rev), cpu_board_rev);
printf("PCI1: %d bit, %s MHz, %s\n",
(pci1_32) ? 32 : 64,
strmhz(buf, pci1_speed),
pci1_clk_sel ? "sync" : "async");
if (pci_dual) {
printf("PCI2: 32 bit, 66 MHz, %s\n",
pci2_clk_sel ? "sync" : "async");
} else {
printf("PCI2: disabled\n");
}
/*
* Initialize local bus.
*/
local_bus_init ();
return 0;
}
void
pci_init_board(void)
{
volatile ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);
uint io_sel = (gur->pordevsr & MPC85xx_PORDEVSR_IO_SEL) >> 19;
uint host_agent = (gur->porbmsr & MPC85xx_PORBMSR_HA) >> 16;
#ifdef CONFIG_PCI1
{
volatile ccsr_fsl_pci_t *pci = (ccsr_fsl_pci_t *) CONFIG_SYS_PCI1_ADDR;
struct pci_controller *hose = &pci1_hose;
struct pci_config_table *table;
struct pci_region *r = hose->regions;
uint pci_32 = gur->pordevsr & MPC85xx_PORDEVSR_PCI1_PCI32; /* PORDEVSR[15] */
uint pci_arb = gur->pordevsr & MPC85xx_PORDEVSR_PCI1_ARB; /* PORDEVSR[14] */
uint pci_clk_sel = gur->porpllsr & MPC85xx_PORDEVSR_PCI1_SPD; /* PORPLLSR[16] */
uint pci_agent = (host_agent == 3) || (host_agent == 4 ) || (host_agent == 6);
uint pci_speed = get_clock_freq (); /* PCI PSPEED in [4:5] */
if (!(gur->devdisr & MPC85xx_DEVDISR_PCI1)) {
printf (" PCI: %d bit, %s MHz, %s, %s, %s\n",
(pci_32) ? 32 : 64,
(pci_speed == 33333000) ? "33" :
(pci_speed == 66666000) ? "66" : "unknown",
pci_clk_sel ? "sync" : "async",
pci_agent ? "agent" : "host",
pci_arb ? "arbiter" : "external-arbiter"
);
/* inbound */
r += fsl_pci_setup_inbound_windows(r);
/* outbound memory */
pci_set_region(r++,
CONFIG_SYS_PCI1_MEM_BASE,
CONFIG_SYS_PCI1_MEM_PHYS,
CONFIG_SYS_PCI1_MEM_SIZE,
PCI_REGION_MEM);
/* outbound io */
pci_set_region(r++,
CONFIG_SYS_PCI1_IO_BASE,
CONFIG_SYS_PCI1_IO_PHYS,
CONFIG_SYS_PCI1_IO_SIZE,
PCI_REGION_IO);
hose->region_count = r - hose->regions;
/* relocate config table pointers */
hose->config_table = \
(struct pci_config_table *)((uint)hose->config_table + gd->reloc_off);
for (table = hose->config_table; table && table->vendor; table++)
table->config_device += gd->reloc_off;
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 on bus %02x - %02x\n",hose->first_busno,hose->last_busno);
#ifdef CONFIG_PCIX_CHECK
if (!(gur->pordevsr & PORDEVSR_PCI)) {
/* PCI-X init */
if (CONFIG_SYS_CLK_FREQ < 66000000)
printf("PCI-X will only work at 66 MHz\n");
reg16 = PCI_X_CMD_MAX_SPLIT | PCI_X_CMD_MAX_READ
| PCI_X_CMD_ERO | PCI_X_CMD_DPERR_E;
pci_hose_write_config_word(hose, bus, PCIX_COMMAND, reg16);
}
#endif
} else {
printf (" PCI: disabled\n");
}
}
#else
gur->devdisr |= MPC85xx_DEVDISR_PCI1; /* disable */
#endif
#ifdef CONFIG_PCI2
{
uint pci2_clk_sel = gur->porpllsr & 0x4000; /* PORPLLSR[17] */
uint pci_dual = get_pci_dual (); /* PCI DUAL in CM_PCI[3] */
if (pci_dual) {
printf (" PCI2: 32 bit, 66 MHz, %s\n",
pci2_clk_sel ? "sync" : "async");
} else {
printf (" PCI2: disabled\n");
}
}
#else
gur->devdisr |= MPC85xx_DEVDISR_PCI2; /* disable */
#endif /* CONFIG_PCI2 */
#ifdef CONFIG_PCIE1
{
volatile ccsr_fsl_pci_t *pci = (ccsr_fsl_pci_t *) CONFIG_SYS_PCIE1_ADDR;
struct pci_controller *hose = &pcie1_hose;
int pcie_ep = (host_agent == 0) || (host_agent == 2 ) || (host_agent == 3);
struct pci_region *r = hose->regions;
int pcie_configured = io_sel >= 1;
if (pcie_configured && !(gur->devdisr & MPC85xx_DEVDISR_PCIE)){
printf ("\n PCIE connected to slot as %s (base address %x)",
pcie_ep ? "End Point" : "Root Complex",
(uint)pci);
if (pci->pme_msg_det) {
pci->pme_msg_det = 0xffffffff;
debug (" with errors. Clearing. Now 0x%08x",pci->pme_msg_det);
}
printf ("\n");
/* inbound */
r += fsl_pci_setup_inbound_windows(r);
/* outbound memory */
pci_set_region(r++,
CONFIG_SYS_PCIE1_MEM_BASE,
CONFIG_SYS_PCIE1_MEM_PHYS,
CONFIG_SYS_PCIE1_MEM_SIZE,
PCI_REGION_MEM);
/* outbound io */
pci_set_region(r++,
CONFIG_SYS_PCIE1_IO_BASE,
CONFIG_SYS_PCIE1_IO_PHYS,
CONFIG_SYS_PCIE1_IO_SIZE,
PCI_REGION_IO);
hose->region_count = r - hose->regions;
hose->first_busno=first_free_busno;
pci_setup_indirect(hose, (int) &pci->cfg_addr, (int) &pci->cfg_data);
fsl_pci_init(hose);
printf ("PCIE on bus %d - %d\n",hose->first_busno,hose->last_busno);
first_free_busno=hose->last_busno+1;
} else {
printf (" PCIE: disabled\n");
}
}
#else
gur->devdisr |= MPC85xx_DEVDISR_PCIE; /* disable */
#endif
}
void pci_init_board(void)
{
volatile ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);
struct fsl_pci_info pci_info[4];
u32 devdisr, pordevsr, io_sel;
u32 porpllsr, pci_agent, pci_speed, pci_32, pci_arb, pci_clk_sel;
int first_free_busno = 0;
int num = 0;
int pcie_ep, pcie_configured;
devdisr = in_be32(&gur->devdisr);
pordevsr = in_be32(&gur->pordevsr);
porpllsr = in_be32(&gur->porpllsr);
io_sel = (pordevsr & MPC85xx_PORDEVSR_IO_SEL) >> 19;
debug (" pci_init_board: devdisr=%x, io_sel=%x\n", devdisr, io_sel);
#ifdef CONFIG_PCI1
pci_speed = get_clock_freq (); /* PCI PSPEED in [4:5] */
pci_32 = pordevsr & MPC85xx_PORDEVSR_PCI1_PCI32; /* PORDEVSR[15] */
pci_arb = pordevsr & MPC85xx_PORDEVSR_PCI1_ARB;
pci_clk_sel = porpllsr & MPC85xx_PORDEVSR_PCI1_SPD;
if (!(devdisr & MPC85xx_DEVDISR_PCI1)) {
SET_STD_PCI_INFO(pci_info[num], 1);
pci_agent = fsl_setup_hose(&pci1_hose, pci_info[num].regs);
printf ("\n PCI: %d bit, %s MHz, %s, %s, %s (base address %lx)\n",
(pci_32) ? 32 : 64,
(pci_speed == 33333000) ? "33" :
(pci_speed == 66666000) ? "66" : "unknown",
pci_clk_sel ? "sync" : "async",
pci_agent ? "agent" : "host",
pci_arb ? "arbiter" : "external-arbiter",
pci_info[num].regs);
first_free_busno = fsl_pci_init_port(&pci_info[num++],
&pci1_hose, first_free_busno);
#ifdef CONFIG_PCIX_CHECK
if (!(pordevsr & MPC85xx_PORDEVSR_PCI1)) {
/* PCI-X init */
if (CONFIG_SYS_CLK_FREQ < 66000000)
printf("PCI-X will only work at 66 MHz\n");
reg16 = PCI_X_CMD_MAX_SPLIT | PCI_X_CMD_MAX_READ
| PCI_X_CMD_ERO | PCI_X_CMD_DPERR_E;
pci_hose_write_config_word(hose, bus, PCIX_COMMAND, reg16);
}
#endif
} else {
printf (" PCI: disabled\n");
}
puts("\n");
#else
setbits_be32(&gur->devdisr, MPC85xx_DEVDISR_PCI1); /* disable */
#endif
#ifdef CONFIG_PCI2
{
uint pci2_clk_sel = porpllsr & 0x4000; /* PORPLLSR[17] */
uint pci_dual = get_pci_dual (); /* PCI DUAL in CM_PCI[3] */
if (pci_dual) {
printf (" PCI2: 32 bit, 66 MHz, %s\n",
pci2_clk_sel ? "sync" : "async");
} else {
printf (" PCI2: disabled\n");
}
}
#else
setbits_be32(&gur->devdisr, MPC85xx_DEVDISR_PCI2); /* disable */
#endif /* CONFIG_PCI2 */
#ifdef CONFIG_PCIE1
pcie_configured = is_fsl_pci_cfg(LAW_TRGT_IF_PCIE_1, io_sel);
if (pcie_configured && !(devdisr & MPC85xx_DEVDISR_PCIE)){
SET_STD_PCIE_INFO(pci_info[num], 1);
pcie_ep = fsl_setup_hose(&pcie1_hose, pci_info[num].regs);
printf (" PCIE1 connected to Slot as %s (base addr %lx)\n",
pcie_ep ? "Endpoint" : "Root Complex",
pci_info[num].regs);
first_free_busno = fsl_pci_init_port(&pci_info[num++],
&pcie1_hose, first_free_busno);
} else {
printf (" PCIE1: disabled\n");
}
puts("\n");
#else
setbits_be32(&gur->devdisr, MPC85xx_DEVDISR_PCIE); /* disable */
#endif
}
void pci_init_board(void)
{
volatile ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);
struct fsl_pci_info pci_info;
u32 devdisr, pordevsr, io_sel;
u32 porpllsr, pci_agent, pci_speed, pci_32, pci_arb, pci_clk_sel;
int first_free_busno = 0;
char buf[32];
devdisr = in_be32(&gur->devdisr);
pordevsr = in_be32(&gur->pordevsr);
porpllsr = in_be32(&gur->porpllsr);
io_sel = (pordevsr & MPC85xx_PORDEVSR_IO_SEL) >> 19;
debug (" pci_init_board: devdisr=%x, io_sel=%x\n", devdisr, io_sel);
#ifdef CONFIG_PCI1
pci_speed = get_clock_freq (); /* PCI PSPEED in [4:5] */
pci_32 = pordevsr & MPC85xx_PORDEVSR_PCI1_PCI32; /* PORDEVSR[15] */
pci_arb = pordevsr & MPC85xx_PORDEVSR_PCI1_ARB;
pci_clk_sel = porpllsr & MPC85xx_PORDEVSR_PCI1_SPD;
if (!(devdisr & MPC85xx_DEVDISR_PCI1)) {
SET_STD_PCI_INFO(pci_info, 1);
set_next_law(pci_info.mem_phys,
law_size_bits(pci_info.mem_size), pci_info.law);
set_next_law(pci_info.io_phys,
law_size_bits(pci_info.io_size), pci_info.law);
pci_agent = fsl_setup_hose(&pci1_hose, pci_info.regs);
printf("PCI1: %d bit, %s MHz, %s, %s, %s (base address %lx)\n",
(pci_32) ? 32 : 64,
strmhz(buf, pci_speed),
pci_clk_sel ? "sync" : "async",
pci_agent ? "agent" : "host",
pci_arb ? "arbiter" : "external-arbiter",
pci_info.regs);
pci1_hose.config_table = pci_mpc85xxcds_config_table;
first_free_busno = fsl_pci_init_port(&pci_info,
&pci1_hose, first_free_busno);
#ifdef CONFIG_PCIX_CHECK
if (!(pordevsr & MPC85xx_PORDEVSR_PCI1)) {
/* PCI-X init */
if (CONFIG_SYS_CLK_FREQ < 66000000)
printf("PCI-X will only work at 66 MHz\n");
reg16 = PCI_X_CMD_MAX_SPLIT | PCI_X_CMD_MAX_READ
| PCI_X_CMD_ERO | PCI_X_CMD_DPERR_E;
pci_hose_write_config_word(hose, bus, PCIX_COMMAND, reg16);
}
#endif
} else {
printf("PCI1: disabled\n");
}
puts("\n");
#else
setbits_be32(&gur->devdisr, MPC85xx_DEVDISR_PCI1); /* disable */
#endif
#ifdef CONFIG_PCI2
{
uint pci2_clk_sel = porpllsr & 0x4000; /* PORPLLSR[17] */
uint pci_dual = get_pci_dual (); /* PCI DUAL in CM_PCI[3] */
if (pci_dual) {
printf("PCI2: 32 bit, 66 MHz, %s\n",
pci2_clk_sel ? "sync" : "async");
} else {
printf("PCI2: disabled\n");
}
}
#else
setbits_be32(&gur->devdisr, MPC85xx_DEVDISR_PCI2); /* disable */
#endif /* CONFIG_PCI2 */
fsl_pcie_init_board(first_free_busno);
}