Use new fsl_pci_init_port() that reduces amount of duplicated code in the board ports, use IO accessors and clean up printing of status info.
Signed-off-by: Kumar Gala galak@kernel.crashing.org --- board/freescale/mpc8572ds/mpc8572ds.c | 226 ++++++++++---------------------- 1 files changed, 71 insertions(+), 155 deletions(-)
diff --git a/board/freescale/mpc8572ds/mpc8572ds.c b/board/freescale/mpc8572ds/mpc8572ds.c index c69934c..f8d9713 100644 --- a/board/freescale/mpc8572ds/mpc8572ds.c +++ b/board/freescale/mpc8572ds/mpc8572ds.c @@ -160,189 +160,105 @@ static struct pci_controller pcie2_hose; static struct pci_controller pcie3_hose; #endif
-int first_free_busno=0; #ifdef CONFIG_PCI void pci_init_board(void) { volatile ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR); - uint devdisr = gur->devdisr; - uint io_sel = (gur->pordevsr & MPC85xx_PORDEVSR_IO_SEL) >> 19; - uint host_agent = (gur->porbmsr & MPC85xx_PORBMSR_HA) >> 16; + struct fsl_pci_info pci_info[3]; + u32 devdisr, pordevsr, io_sel, host_agent, temp32; + int first_free_busno = 0; + int num = 0; + + int pcie_ep, pcie_configured; + + 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);
- if (!(gur->pordevsr & MPC85xx_PORDEVSR_SGMII1_DIS)) + if (!(pordevsr & MPC85xx_PORDEVSR_SGMII1_DIS)) printf (" eTSEC1 is in sgmii mode.\n"); - if (!(gur->pordevsr & MPC85xx_PORDEVSR_SGMII2_DIS)) + if (!(pordevsr & MPC85xx_PORDEVSR_SGMII2_DIS)) printf (" eTSEC2 is in sgmii mode.\n"); - if (!(gur->pordevsr & MPC85xx_PORDEVSR_SGMII3_DIS)) + if (!(pordevsr & MPC85xx_PORDEVSR_SGMII3_DIS)) printf (" eTSEC3 is in sgmii mode.\n"); - if (!(gur->pordevsr & MPC85xx_PORDEVSR_SGMII4_DIS)) + if (!(pordevsr & MPC85xx_PORDEVSR_SGMII4_DIS)) printf (" eTSEC4 is in sgmii mode.\n");
- + puts("\n"); #ifdef CONFIG_PCIE3 - { - volatile ccsr_fsl_pci_t *pci = (ccsr_fsl_pci_t *) CONFIG_SYS_PCIE3_ADDR; - struct pci_controller *hose = &pcie3_hose; - int pcie_ep = is_fsl_pci_agent(LAW_TRGT_IF_PCIE_3, host_agent); - int pcie_configured = is_fsl_pci_cfg(LAW_TRGT_IF_PCIE_3, io_sel); - struct pci_region *r = hose->regions; - u32 temp32; - - if (pcie_configured && !(devdisr & MPC85xx_DEVDISR_PCIE3)){ - printf ("\n PCIE3 connected to ULI 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"); - - /* outbound memory */ - pci_set_region(r++, - CONFIG_SYS_PCIE3_MEM_BUS, - CONFIG_SYS_PCIE3_MEM_PHYS, - CONFIG_SYS_PCIE3_MEM_SIZE, - PCI_REGION_MEM); - - /* outbound io */ - pci_set_region(r++, - CONFIG_SYS_PCIE3_IO_BUS, - CONFIG_SYS_PCIE3_IO_PHYS, - CONFIG_SYS_PCIE3_IO_SIZE, - PCI_REGION_IO); - - hose->region_count = r - hose->regions; - hose->first_busno=first_free_busno; - - fsl_pci_init(hose, (u32)&pci->cfg_addr, (u32)&pci->cfg_data); - - first_free_busno=hose->last_busno+1; - printf (" PCIE3 on bus %02x - %02x\n", - hose->first_busno,hose->last_busno); - - /* - * Activate ULI1575 legacy chip by performing a fake - * memory access. Needed to make ULI RTC work. - * Device 1d has the first on-board memory BAR. - */ - - pci_hose_read_config_dword(hose, PCI_BDF(2, 0x1d, 0 ), - PCI_BASE_ADDRESS_1, &temp32); - if (temp32 >= CONFIG_SYS_PCIE3_MEM_BUS) { - void *p = pci_mem_to_virt(PCI_BDF(2, 0x1d, 0), - temp32, 4, 0); - debug(" uli1572 read to %p\n", p); - in_be32(p); - } - } else { - printf (" PCIE3: disabled\n"); + pcie_ep = is_fsl_pci_agent(LAW_TRGT_IF_PCIE_3, host_agent); + pcie_configured = is_fsl_pci_cfg(LAW_TRGT_IF_PCIE_3, io_sel); + + if (pcie_configured && !(devdisr & MPC85xx_DEVDISR_PCIE3)){ + SET_STD_PCIE_INFO(pci_info[num], 3); + printf (" PCIE3 connected to ULI as %s (base addr %lx)\n", + pcie_ep ? "End Point" : "Root Complex", + pci_info[num].regs); + first_free_busno = fsl_pci_init_port(&pci_info[num++], + &pcie3_hose, first_free_busno); + /* + * Activate ULI1575 legacy chip by performing a fake + * memory access. Needed to make ULI RTC work. + * Device 1d has the first on-board memory BAR. + */ + pci_hose_read_config_dword(&pcie3_hose, PCI_BDF(2, 0x1d, 0), + PCI_BASE_ADDRESS_1, &temp32); + if (temp32 >= CONFIG_SYS_PCIE3_MEM_BUS) { + void *p = pci_mem_to_virt(PCI_BDF(2, 0x1d, 0), + temp32, 4, 0); + debug(" uli1572 read to %p\n", p); + in_be32(p); } - + } else { + printf (" PCIE3: disabled\n"); } + puts("\n"); #else gur->devdisr |= MPC85xx_DEVDISR_PCIE3; /* disable */ #endif
#ifdef CONFIG_PCIE2 - { - volatile ccsr_fsl_pci_t *pci = (ccsr_fsl_pci_t *) CONFIG_SYS_PCIE2_ADDR; - struct pci_controller *hose = &pcie2_hose; - int pcie_ep = is_fsl_pci_agent(LAW_TRGT_IF_PCIE_2, host_agent); - int pcie_configured = is_fsl_pci_cfg(LAW_TRGT_IF_PCIE_2, io_sel); - struct pci_region *r = hose->regions; - - if (pcie_configured && !(devdisr & MPC85xx_DEVDISR_PCIE2)){ - printf ("\n PCIE2 connected to Slot 1 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"); - - /* outbound memory */ - pci_set_region(r++, - CONFIG_SYS_PCIE2_MEM_BUS, - CONFIG_SYS_PCIE2_MEM_PHYS, - CONFIG_SYS_PCIE2_MEM_SIZE, - PCI_REGION_MEM); - - /* outbound io */ - pci_set_region(r++, - CONFIG_SYS_PCIE2_IO_BUS, - CONFIG_SYS_PCIE2_IO_PHYS, - CONFIG_SYS_PCIE2_IO_SIZE, - PCI_REGION_IO); - - hose->region_count = r - hose->regions; - hose->first_busno=first_free_busno; - - fsl_pci_init(hose, (u32)&pci->cfg_addr, (u32)&pci->cfg_data); - first_free_busno=hose->last_busno+1; - printf (" PCIE2 on bus %02x - %02x\n", - hose->first_busno,hose->last_busno); - - } else { - printf (" PCIE2: disabled\n"); - } - + 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_PCIE2)){ + SET_STD_PCIE_INFO(pci_info[num], 2); + printf (" PCIE2 connected to Slot 1 as %s (base addr %lx)\n", + pcie_ep ? "End Point" : "Root Complex", + pci_info[num].regs); + first_free_busno = fsl_pci_init_port(&pci_info[num++], + &pcie2_hose, first_free_busno); + } else { + printf (" PCIE2: disabled\n"); } + + puts("\n"); #else gur->devdisr |= MPC85xx_DEVDISR_PCIE2; /* disable */ #endif -#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 = is_fsl_pci_agent(LAW_TRGT_IF_PCIE_1, host_agent); - int pcie_configured = is_fsl_pci_cfg(LAW_TRGT_IF_PCIE_1, io_sel); - struct pci_region *r = hose->regions; - - if (pcie_configured && !(devdisr & MPC85xx_DEVDISR_PCIE)){ - printf ("\n PCIE1 connected to Slot 2 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"); - - /* outbound memory */ - pci_set_region(r++, - CONFIG_SYS_PCIE1_MEM_BUS, - CONFIG_SYS_PCIE1_MEM_PHYS, - CONFIG_SYS_PCIE1_MEM_SIZE, - PCI_REGION_MEM); - - /* outbound io */ - pci_set_region(r++, - CONFIG_SYS_PCIE1_IO_BUS, - 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; - - fsl_pci_init(hose, (u32)&pci->cfg_addr, (u32)&pci->cfg_data); - - first_free_busno=hose->last_busno+1; - printf(" PCIE1 on bus %02x - %02x\n", - hose->first_busno,hose->last_busno); - - } else { - printf (" PCIE1: disabled\n"); - }
+#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); + printf (" PCIE1 connected to Slot 2 as %s (base addr %lx)\n", + pcie_ep ? "End Point" : "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 - gur->devdisr |= MPC85xx_DEVDISR_PCIE; /* disable */ + set_bits32(&gur->devdisr, MPC85xx_DEVDISR_PCIE); /* disable */ #endif } #endif