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ppc/85xx: Move to using fsl_setup_hose on P1/P2 RDB 

We can use fsl_setup_hose to determine if we are a agent/end-point or
a host.  Rather than using some SoC specific register we can just look
at the PCI cfg space of the host controller to determine this.

Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
This commit is contained in:
Kumar Gala 2009-11-04 13:01:38 -06:00
parent 42c01b9d1f
commit 1e21ba8f6d
1 changed files with 4 additions and 6 deletions
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10
board/freescale/p1_p2_rdb/pci.c
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@ -43,7 +43,7 @@ void pci_init_board(void)
{
volatile ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);
struct fsl_pci_info pci_info[2];
u32 devdisr, pordevsr, io_sel, host_agent;
u32 devdisr, pordevsr, io_sel;
int first_free_busno = 0;
int num = 0;
@ -52,21 +52,19 @@ void pci_init_board(void)
devdisr = in_be32(&gur->devdisr);
pordevsr = in_be32(&gur->pordevsr);
io_sel = (pordevsr & MPC85xx_PORDEVSR_IO_SEL) >> 19;
host_agent = (in_be32(&gur->porbmsr) & MPC85xx_PORBMSR_HA) >> 16;
debug (" pci_init_board: devdisr=%x, io_sel=%x, host_agent=%x\n",
devdisr, io_sel, host_agent);
debug (" pci_init_board: devdisr=%x, io_sel=%x\n", devdisr, io_sel);
if (!(pordevsr & MPC85xx_PORDEVSR_SGMII2_DIS))
printf (" eTSEC2 is in sgmii mode.\n");
puts("\n");
#ifdef CONFIG_PCIE2
pcie_ep = is_fsl_pci_agent(LAW_TRGT_IF_PCIE_2, host_agent);
pcie_configured = is_fsl_pci_cfg(LAW_TRGT_IF_PCIE_2, io_sel);
if (pcie_configured && !(devdisr & MPC85xx_DEVDISR_PCIE)){
SET_STD_PCIE_INFO(pci_info[num], 2);
pcie_ep = fsl_setup_hose(&pcie2_hose, pci_info[num].regs);
printf(" PCIE2 connected to Slot 1 as %s (base addr %lx)\n",
pcie_ep ? "End Point" : "Root Complex",
pci_info[num].regs);
@ -81,11 +79,11 @@ void pci_init_board(void)
#endif
#ifdef CONFIG_PCIE1
pcie_ep = is_fsl_pci_agent(LAW_TRGT_IF_PCIE_1, host_agent);
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 2 as %s (base addr %lx)\n",
pcie_ep ? "End Point" : "Root Complex",
pci_info[num].regs);