X-Git-Url: http://review.tizen.org/git/?a=blobdiff_plain;f=board%2Famcc%2Fkatmai%2Fkatmai.c;h=3a0b18f30dc8517020c5c2f73c90e40853af9dfa;hb=3c1de1a6d36be9eee284a6c596a86e94f19cc5b2;hp=afd60ece6247fda08de2000829ce81255926c2f4;hpb=87eb200ea87571f00473dc5a73fadbb5aa6dd309;p=platform%2Fkernel%2Fu-boot.git diff --git a/board/amcc/katmai/katmai.c b/board/amcc/katmai/katmai.c index afd60ec..3a0b18f 100644 --- a/board/amcc/katmai/katmai.c +++ b/board/amcc/katmai/katmai.c @@ -1,5 +1,5 @@ /* - * (C) Copyright 2007 + * (C) Copyright 2007-2008 * Stefan Roese, DENX Software Engineering, sr@denx.de. * * See file CREDITS for list of people who contributed to this @@ -24,18 +24,15 @@ #include #include -#include #include -#include -#include - -#include "../cpu/ppc4xx/440spe_pcie.h" - -#undef PCIE_ENDPOINT -/* #define PCIE_ENDPOINT 1 */ +#include +#include +#include +#include +#include +#include -int ppc440spe_init_pcie_rootport(int port); -void ppc440spe_setup_pcie(struct pci_controller *hose, int port); +DECLARE_GLOBAL_DATA_PTR; int board_early_init_f (void) { @@ -222,10 +219,9 @@ int board_early_init_f (void) mtdcr (uic0sr, 0x00000000); /* clear all interrupts*/ mtdcr (uic0sr, 0xffffffff); /* clear all interrupts*/ -/* SDR0_MFR should be part of Ethernet init */ - mfsdr (sdr_mfr, mfr); - mfr &= ~SDR0_MFR_ECS_MASK; -/* mtsdr(sdr_mfr, mfr); */ + mfsdr(sdr_mfr, mfr); + mfr |= SDR0_MFR_FIXD; /* Workaround for PCI/DMA */ + mtsdr(sdr_mfr, mfr); mtsdr(SDR0_PFC0, CFG_PFC0); @@ -250,35 +246,17 @@ int checkboard (void) return 0; } -#if defined(CFG_DRAM_TEST) -int testdram (void) -{ - uint *pstart = (uint *) 0x00000000; - uint *pend = (uint *) 0x08000000; - uint *p; - - for (p = pstart; p < pend; p++) - *p = 0xaaaaaaaa; - - for (p = pstart; p < pend; p++) { - if (*p != 0xaaaaaaaa) { - printf ("SDRAM test fails at: %08x\n", (uint) p); - return 1; - } - } - - for (p = pstart; p < pend; p++) - *p = 0x55555555; +/* + * Override the default functions in cpu/ppc4xx/44x_spd_ddr2.c with + * board specific values. + */ +u32 ddr_wrdtr(u32 default_val) { + return (SDRAM_WRDTR_LLWP_1_CYC | SDRAM_WRDTR_WTR_180_DEG_ADV | 0x823); +} - for (p = pstart; p < pend; p++) { - if (*p != 0x55555555) { - printf ("SDRAM test fails at: %08x\n", (uint) p); - return 1; - } - } - return 0; +u32 ddr_clktr(u32 default_val) { + return (SDRAM_CLKTR_CLKP_90_DEG_ADV); } -#endif /************************************************************************* * pci_pre_init @@ -322,8 +300,6 @@ int pci_pre_init(struct pci_controller * hose ) #if defined(CONFIG_PCI) && defined(CFG_PCI_TARGET_INIT) void pci_target_init(struct pci_controller * hose ) { - DECLARE_GLOBAL_DATA_PTR; - /*-------------------------------------------------------------------+ * Disable everything *-------------------------------------------------------------------*/ @@ -396,6 +372,7 @@ void pcie_setup_hoses(int busno) { struct pci_controller *hose; int i, bus; + int ret = 0; char *env; unsigned int delay; @@ -409,12 +386,13 @@ void pcie_setup_hoses(int busno) if (!katmai_pcie_card_present(i)) continue; -#ifdef PCIE_ENDPOINT - if (ppc440spe_init_pcie_endport(i)) { -#else - if (ppc440spe_init_pcie_rootport(i)) { -#endif - printf("PCIE%d: initialization failed\n", i); + if (is_end_point(i)) + ret = ppc4xx_init_pcie_endport(i); + else + ret = ppc4xx_init_pcie_rootport(i); + if (ret) { + printf("PCIE%d: initialization as %s failed\n", i, + is_end_point(i) ? "endpoint" : "root-complex"); continue; } @@ -428,35 +406,33 @@ void pcie_setup_hoses(int busno) CFG_PCIE_MEMBASE + i * CFG_PCIE_MEMSIZE, CFG_PCIE_MEMBASE + i * CFG_PCIE_MEMSIZE, CFG_PCIE_MEMSIZE, - PCI_REGION_MEM - ); + PCI_REGION_MEM); hose->region_count = 1; pci_register_hose(hose); -#ifdef PCIE_ENDPOINT - ppc440spe_setup_pcie_endpoint(hose, i); - /* - * Reson for no scanning is endpoint can not generate - * upstream configuration accesses. - */ -#else - ppc440spe_setup_pcie_rootpoint(hose, i); - - env = getenv ("pciscandelay"); - if (env != NULL) { - delay = simple_strtoul (env, NULL, 10); - if (delay > 5) - printf ("Warning, expect noticable delay before PCIe" - "scan due to 'pciscandelay' value!\n"); - mdelay (delay * 1000); + if (is_end_point(i)) { + ppc4xx_setup_pcie_endpoint(hose, i); + /* + * Reson for no scanning is endpoint can not generate + * upstream configuration accesses. + */ + } else { + ppc4xx_setup_pcie_rootpoint(hose, i); + env = getenv ("pciscandelay"); + if (env != NULL) { + delay = simple_strtoul(env, NULL, 10); + if (delay > 5) + printf("Warning, expect noticable delay before " + "PCIe scan due to 'pciscandelay' value!\n"); + mdelay(delay * 1000); + } + + /* + * Config access can only go down stream + */ + hose->last_busno = pci_hose_scan(hose); + bus = hose->last_busno + 1; } - - /* - * Config access can only go down stream - */ - hose->last_busno = pci_hose_scan(hose); - bus = hose->last_busno + 1; -#endif } } #endif /* defined(CONFIG_PCI) */ @@ -541,3 +517,24 @@ int post_hotkeys_pressed(void) return (ctrlc()); } #endif + +#if defined(CONFIG_OF_LIBFDT) && defined(CONFIG_OF_BOARD_SETUP) +void ft_board_setup(void *blob, bd_t *bd) +{ + u32 val[4]; + int rc; + + ft_cpu_setup(blob, bd); + + /* Fixup NOR mapping */ + val[0] = 0; /* chip select number */ + val[1] = 0; /* always 0 */ + val[2] = gd->bd->bi_flashstart; + val[3] = gd->bd->bi_flashsize; + rc = fdt_find_and_setprop(blob, "/plb/opb/ebc", "ranges", + val, sizeof(val), 1); + if (rc) + printf("Unable to update property NOR mapping, err=%s\n", + fdt_strerror(rc)); +} +#endif /* defined(CONFIG_OF_LIBFDT) && defined(CONFIG_OF_BOARD_SETUP) */