diff options
Diffstat (limited to 'board/cds/mpc8555cds/mpc8555cds.c')
| -rw-r--r-- | board/cds/mpc8555cds/mpc8555cds.c | 113 |
1 files changed, 44 insertions, 69 deletions
diff --git a/board/cds/mpc8555cds/mpc8555cds.c b/board/cds/mpc8555cds/mpc8555cds.c index e4f9d65..a6f0a43 100644 --- a/board/cds/mpc8555cds/mpc8555cds.c +++ b/board/cds/mpc8555cds/mpc8555cds.c @@ -20,7 +20,6 @@ * MA 02111-1307 USA */ - #include <common.h> #include <pci.h> #include <asm/processor.h> @@ -39,65 +38,55 @@ extern long int spd_sdram(void); void local_bus_init(void); void sdram_init(void); - - -int -board_early_init_f(void) +int board_early_init_f (void) { - return 0; + return 0; } - -int -checkboard(void) +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; -} + 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; +} long int initdram(int board_type) @@ -123,18 +112,14 @@ initdram(int board_type) udelay(200); } #endif - dram_size = spd_sdram(); - #if defined(CONFIG_DDR_ECC) /* * Initialize and enable DDR ECC. */ ddr_enable_ecc(dram_size); #endif - - /* * SDRAM Initialization */ @@ -144,11 +129,9 @@ initdram(int board_type) return dram_size; } - /* * Initialize Local Bus */ - void local_bus_init(void) { @@ -194,11 +177,9 @@ local_bus_init(void) } } - /* * Initialize SDRAM memory on the Local Bus. */ - void sdram_init(void) { @@ -227,7 +208,6 @@ sdram_init(void) lbc->lbcr = CFG_LBC_LBCR; asm("msync"); - lbc->lsrt = CFG_LBC_LSRT; lbc->mrtpr = CFG_LBC_MRTPR; asm("msync"); @@ -290,7 +270,6 @@ sdram_init(void) #endif /* enable SDRAM init */ } - #if defined(CFG_DRAM_TEST) int testdram(void) @@ -330,8 +309,6 @@ testdram(void) } #endif - - #if defined(CONFIG_PCI) /* @@ -350,7 +327,6 @@ static struct pci_config_table pci_mpc85xxcds_config_table[] = { }; #endif - static struct pci_controller hose = { #ifndef CONFIG_PCI_PNP config_table: pci_mpc85xxcds_config_table, @@ -359,7 +335,6 @@ static struct pci_controller hose = { #endif /* CONFIG_PCI */ - void pci_init_board(void) { |