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powerpc/86xx: Rework MPC8641HPCN pci_init_board to use common FSL PCIe code 

Remove duplicated code in MPC8641HPCN board and utilize the common
fsl_pcie_init_board().  We also now dynamically setup the LAWs for PCI
controllers based on which PCIe controllers are enabled.

Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
This commit is contained in:
Kumar Gala 2010-12-17 10:47:36 -06:00
parent 5f7b31b000
commit 64e55d5ed4
3 changed files with 3 additions and 53 deletions
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7
board/freescale/mpc8641hpcn/law.c
View File

@ -53,12 +53,7 @@ struct law_entry law_table[] = {
#if !defined(CONFIG_SPD_EEPROM)
SET_LAW(CONFIG_SYS_DDR_SDRAM_BASE, LAW_SIZE_256M, LAW_TRGT_IF_DDR_1),
#endif
#ifdef CONFIG_PCI
SET_LAW(CONFIG_SYS_PCIE1_MEM_PHYS, LAW_SIZE_512M, LAW_TRGT_IF_PCI_1),
SET_LAW(CONFIG_SYS_PCIE2_MEM_PHYS, LAW_SIZE_512M, LAW_TRGT_IF_PCI_2),
SET_LAW(CONFIG_SYS_PCIE1_IO_PHYS, LAW_SIZE_64K, LAW_TRGT_IF_PCI_1),
SET_LAW(CONFIG_SYS_PCIE2_IO_PHYS, LAW_SIZE_64K, LAW_TRGT_IF_PCI_2),
#elif defined(CONFIG_RIO)
#if defined(CONFIG_RIO)
SET_LAW(CONFIG_SYS_RIO_MEM_PHYS, LAW_SIZE_512M, LAW_TRGT_IF_RIO),
#endif
SET_LAW(PIXIS_BASE_PHYS, LAW_SIZE_64K, LAW_TRGT_IF_LBC),

48
board/freescale/mpc8641hpcn/mpc8641hpcn.c
View File

@ -127,64 +127,18 @@ fixed_sdram(void)
}
#endif /* !defined(CONFIG_SPD_EEPROM) */
#if defined(CONFIG_PCI)
static struct pci_controller pcie1_hose;
#endif /* CONFIG_PCI */
#ifdef CONFIG_PCIE2
static struct pci_controller pcie2_hose;
#endif /* CONFIG_PCIE2 */
int first_free_busno = 0;
void pci_init_board(void)
{
struct fsl_pci_info pci_info[2];
int pcie_ep;
int num = 0;
fsl_pcie_init_board(0);
#ifdef CONFIG_PCIE1
volatile immap_t *immap = (immap_t *) CONFIG_SYS_CCSRBAR;
volatile ccsr_gur_t *gur = &immap->im_gur;
uint devdisr = in_be32(&gur->devdisr);
int pcie_configured = is_serdes_configured(PCIE1);
if (pcie_configured && !(devdisr & MPC86xx_DEVDISR_PCIEX1)) {
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 ? "Endpoint" : "Root Complex",
pci_info[num].regs);
first_free_busno = fsl_pci_init_port(&pci_info[num++],
&pcie1_hose, first_free_busno);
/*
* Activate ULI1575 legacy chip by performing a fake
* memory access. Needed to make ULI RTC work.
*/
in_be32((unsigned *) ((char *)(CONFIG_SYS_PCIE1_MEM_VIRT
+ CONFIG_SYS_PCIE1_MEM_SIZE - 0x1000000)));
} else {
puts("PCIE1: disabled\n");
}
#else
puts("PCIE1: disabled\n");
#endif /* CONFIG_PCIE1 */
#ifdef CONFIG_PCIE2
SET_STD_PCIE_INFO(pci_info[num], 2);
pcie_ep = fsl_setup_hose(&pcie2_hose, pci_info[num].regs);
printf("PCIE2: connected 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++],
&pcie2_hose, first_free_busno);
#else
puts("PCIE2: disabled\n");
#endif /* CONFIG_PCIE2 */
}

1
include/configs/MPC8641HPCN.h
View File

@ -332,6 +332,7 @@ extern unsigned long get_board_sys_clk(unsigned long dummy);
* Addresses are mapped 1-1.
*/
#define CONFIG_SYS_PCIE1_NAME "ULI"
#define CONFIG_SYS_PCIE1_MEM_VIRT 0x80000000
#ifdef CONFIG_PHYS_64BIT
#define CONFIG_SYS_PCIE1_MEM_BUS 0xe0000000