diff options
| -rw-r--r-- | board/amcc/sequoia/sequoia.c | 10 | ||||
| -rw-r--r-- | include/configs/sequoia.h | 2 | ||||
| -rw-r--r-- | include/ppc440.h | 20 | ||||
| -rw-r--r-- | lib_ppc/board.c | 4 |
4 files changed, 29 insertions, 7 deletions
diff --git a/board/amcc/sequoia/sequoia.c b/board/amcc/sequoia/sequoia.c index 930fa71cb..870401458 100644 --- a/board/amcc/sequoia/sequoia.c +++ b/board/amcc/sequoia/sequoia.c @@ -132,6 +132,12 @@ int board_early_init_f(void) (0x80000000 >> (28 + CFG_NAND_CS)); mtsdr(SDR0_CUST0, sdr0_cust0); + /* Update EBC speed after booting from i2c bootstrap settings + * on newer boards with 33.333 MHZ Clocks + */ + if (in8(CFG_BCSR_BASE + 3) & 0x80) + mtcpr(0xe0, 0x02000000); + return 0; } @@ -363,8 +369,8 @@ int checkboard(void) printf("Board: Rainier - AMCC PPC440GRx Evaluation Board"); #endif - rev = *(u8 *)(CFG_BCSR_BASE + 0); - val = *(u8 *)(CFG_BCSR_BASE + 5) & 0x01; + rev = in8(CFG_BCSR_BASE + 0); + val = in8(CFG_BCSR_BASE + 5) & 0x01; printf(", Rev. %X, PCI=%d MHz", rev, val ? 66 : 33); if (s != NULL) { diff --git a/include/configs/sequoia.h b/include/configs/sequoia.h index b7f79c26e..e1572ba39 100644 --- a/include/configs/sequoia.h +++ b/include/configs/sequoia.h @@ -40,7 +40,7 @@ #define CONFIG_4xx 1 /* ... PPC4xx family */ /* Detect Sequoia PLL input clock automatically via CPLD bit */ #define CONFIG_SYS_CLK_FREQ ((in8(CFG_BCSR_BASE + 3) & 0x80) ? \ - 3333333 : 33000000) + 33333333 : 33000000) #define CONFIG_BOARD_EARLY_INIT_F 1 /* Call board_early_init_f */ #define CONFIG_MISC_INIT_R 1 /* Call misc_init_r */ diff --git a/include/ppc440.h b/include/ppc440.h index bc1d7aad7..07f75de08 100644 --- a/include/ppc440.h +++ b/include/ppc440.h @@ -1425,9 +1425,6 @@ /*----------------------------------------------------------------------------+ | Clock / Power-on-reset DCR's. +----------------------------------------------------------------------------*/ -#define CPR0_CFGADDR 0x00C -#define CPR0_CFGDATA 0x00D - #define CPR0_CLKUPD 0x20 #define CPR0_CLKUPD_BSY_MASK 0x80000000 #define CPR0_CLKUPD_BSY_COMPLETED 0x00000000 @@ -3314,6 +3311,23 @@ #define mtsdr(reg, data) do { mtdcr(sdrcfga,reg);mtdcr(sdrcfgd,data); } while (0) #define mfsdr(reg, data) do { mtdcr(sdrcfga,reg);data = mfdcr(sdrcfgd); } while (0) +/* + * All 44x except 440GP have CPR registers (indirect DCR) + */ +#if !defined(CONFIG_440GP) +#define CPR0_CFGADDR 0x00C +#define CPR0_CFGDATA 0x00D + +#define mtcpr(reg, data) do { \ + mtdcr(CPR0_CFGADDR, reg); \ + mtdcr(CPR0_CFGDATA, data); \ + } while (0) + +#define mfcpr(reg, data) do { \ + mtdcr(CPR0_CFGADDR, reg); \ + data = mfdcr(CPR0_CFGDATA); \ + } while (0) +#endif #ifndef __ASSEMBLY__ diff --git a/lib_ppc/board.c b/lib_ppc/board.c index 1e7f172d6..9e85cdddc 100644 --- a/lib_ppc/board.c +++ b/lib_ppc/board.c @@ -564,7 +564,9 @@ void board_init_f (ulong bootflag) bd->bi_procfreq = gd->cpu_clk; /* Processor Speed, In Hz */ bd->bi_plb_busfreq = gd->bus_clk; -#if defined(CONFIG_405GP) || defined(CONFIG_405EP) || defined(CONFIG_440EP) || defined(CONFIG_440GR) +#if defined(CONFIG_405GP) || defined(CONFIG_405EP) || \ + defined(CONFIG_440EP) || defined(CONFIG_440GR) || \ + defined(CONFIG_440EPX) || defined(CONFIG_440GRX) bd->bi_pci_busfreq = get_PCI_freq (); bd->bi_opbfreq = get_OPB_freq (); #elif defined(CONFIG_XILINX_ML300) |