[U-Boot] [PATCH 07/12] ppc/86xx: Clean up MPC8610 HPCD PCI setup code
Kumar Gala
galak at kernel.crashing.org
Thu Nov 5 05:38:36 CET 2009
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 at kernel.crashing.org>
---
board/freescale/mpc8610hpcd/mpc8610hpcd.c | 199 +++++++++--------------------
1 files changed, 62 insertions(+), 137 deletions(-)
diff --git a/board/freescale/mpc8610hpcd/mpc8610hpcd.c b/board/freescale/mpc8610hpcd/mpc8610hpcd.c
index f42c316..2d4b9ad 100644
--- a/board/freescale/mpc8610hpcd/mpc8610hpcd.c
+++ b/board/freescale/mpc8610hpcd/mpc8610hpcd.c
@@ -1,5 +1,5 @@
/*
- * Copyright 2007 Freescale Semiconductor, Inc.
+ * Copyright 2007,2009 Freescale Semiconductor, Inc.
*
* See file CREDITS for list of people who contributed to this
* project.
@@ -224,158 +224,83 @@ static struct pci_controller pcie1_hose;
static struct pci_controller pcie2_hose;
#endif
-int first_free_busno = 0;
-
void pci_init_board(void)
{
volatile immap_t *immap = (immap_t *) CONFIG_SYS_CCSRBAR;
volatile ccsr_gur_t *gur = &immap->im_gur;
- uint devdisr = gur->devdisr;
- uint io_sel = (gur->pordevsr & MPC8610_PORDEVSR_IO_SEL)
- >> MPC8610_PORDEVSR_IO_SEL_SHIFT;
- uint host_agent = (gur->porbmsr & MPC8610_PORBMSR_HA)
- >> MPC8610_PORBMSR_HA_SHIFT;
+ struct fsl_pci_info pci_info[3];
+ u32 devdisr, pordevsr, io_sel;
+ int first_free_busno = 0;
+ int num = 0;
+
+ int pci_agent, pcie_ep, pcie_configured;
+
+ devdisr = in_be32(&gur->devdisr);
+ pordevsr = in_be32(&gur->pordevsr);
+ io_sel = (pordevsr & MPC8610_PORDEVSR_IO_SEL)
+ >> MPC8610_PORDEVSR_IO_SEL_SHIFT;
- printf( " 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);
#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_configured = is_fsl_pci_cfg(LAW_TRGT_IF_PCIE_1, io_sel);
- int pcie_ep = is_fsl_pci_agent(LAW_TRGT_IF_PCIE_1, host_agent);
- struct pci_region *r = hose->regions;
-
- if (pcie_configured && !(devdisr & MPC86xx_DEVDISR_PCIE1)) {
- printf(" PCIe 1 connected to Uli as %s (base address %x)\n",
- pcie_ep ? "End Point" : "Root Complex",
- (uint)pci);
- if (pci->pme_msg_det)
- pci->pme_msg_det = 0xffffffff;
-
- /* 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(" PCI-Express 1 on bus %02x - %02x\n",
- hose->first_busno, hose->last_busno);
-
- } else
- puts(" PCI-Express 1: Disabled\n");
- }
-#else
- puts("PCI-Express 1: Disabled\n");
-#endif /* CONFIG_PCIE1 */
+ pcie_configured = is_fsl_pci_cfg(LAW_TRGT_IF_PCIE_1, io_sel);
+
+ if (pcie_configured && !(devdisr & MPC86xx_DEVDISR_PCIE1)){
+ SET_STD_PCIE_INFO(pci_info[num], 1);
+ pcie_ep = fsl_setup_hose(&pcie1_hose, pci_info[num].regs);
+ printf (" PCIE1 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++],
+ &pcie1_hose, first_free_busno);
+ } else {
+ printf (" PCIE1: disabled\n");
+ }
+ puts("\n");
+#else
+ setbits_be32(&gur->devdisr, MPC86xx_DEVDISR_PCIE1); /* 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;
- struct pci_region *r = hose->regions;
-
- int pcie_configured = is_fsl_pci_cfg(LAW_TRGT_IF_PCIE_2, io_sel);
- int pcie_ep = is_fsl_pci_agent(LAW_TRGT_IF_PCIE_2, host_agent);
-
- if (pcie_configured && !(devdisr & MPC86xx_DEVDISR_PCIE2)) {
- printf(" PCI-Express 2 connected to slot as %s" \
- " (base address %x)\n",
- pcie_ep ? "End Point" : "Root Complex",
- (uint)pci);
- if (pci->pme_msg_det)
- pci->pme_msg_det = 0xffffffff;
-
- /* 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(" PCI-Express 2 on bus %02x - %02x\n",
- hose->first_busno, hose->last_busno);
- } else
- puts(" PCI-Express 2: Disabled\n");
- }
-#else
- puts("PCI-Express 2: Disabled\n");
-#endif /* CONFIG_PCIE2 */
+ pcie_configured = is_fsl_pci_cfg(LAW_TRGT_IF_PCIE_2, io_sel);
+
+ if (pcie_configured && !(devdisr & MPC86xx_DEVDISR_PCIE2)){
+ SET_STD_PCIE_INFO(pci_info[num], 2);
+ pcie_ep = fsl_setup_hose(&pcie2_hose, pci_info[num].regs);
+ printf (" PCIE2 connected to Slot 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
+ setbits_be32(&gur->devdisr, MPC86xx_DEVDISR_PCIE2); /* disable */
+#endif
#ifdef CONFIG_PCI1
- {
- volatile ccsr_fsl_pci_t *pci = (ccsr_fsl_pci_t *) CONFIG_SYS_PCI1_ADDR;
- struct pci_controller *hose = &pci1_hose;
- int pci_agent = is_fsl_pci_agent(LAW_TRGT_IF_PCI_1, host_agent);
- struct pci_region *r = hose->regions;
-
- if ( !(devdisr & MPC86xx_DEVDISR_PCI1)) {
+ if (!(devdisr & MPC86xx_DEVDISR_PCI1)) {
+ SET_STD_PCI_INFO(pci_info[num], 1);
+ pci_agent = fsl_setup_hose(&pci1_hose, pci_info[num].regs);
printf(" PCI connected to PCI slots as %s" \
- " (base address %x)\n",
+ " (base address %lx)\n",
pci_agent ? "Agent" : "Host",
- (uint)pci);
-
- /* outbound memory */
- pci_set_region(r++,
- CONFIG_SYS_PCI1_MEM_BUS,
- CONFIG_SYS_PCI1_MEM_PHYS,
- CONFIG_SYS_PCI1_MEM_SIZE,
- PCI_REGION_MEM);
-
- /* outbound io */
- pci_set_region(r++,
- CONFIG_SYS_PCI1_IO_BUS,
- CONFIG_SYS_PCI1_IO_PHYS,
- CONFIG_SYS_PCI1_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(" PCI on bus %02x - %02x\n",
- hose->first_busno, hose->last_busno);
-
+ pci_info[num].regs);
+ first_free_busno = fsl_pci_init_port(&pci_info[num++],
+ &pci1_hose, first_free_busno);
+ } else {
+ printf (" PCI: disabled\n");
+ }
- } else
- puts(" PCI: Disabled\n");
- }
-#endif /* CONFIG_PCI1 */
+ puts("\n");
+#else
+ setbits_be32(&gur->devdisr, MPC86xx_DEVDISR_PCI1); /* disable */
+#endif
}
#if defined(CONFIG_OF_BOARD_SETUP)
--
1.6.0.6
More information about the U-Boot
mailing list