diff options
| -rw-r--r-- | board/amcc/sequoia/sdram.c | 21 | ||||
| -rw-r--r-- | include/ppc440.h | 16 | ||||
| -rw-r--r-- | nand_spl/board/amcc/sequoia/Makefile | 6 |
3 files changed, 26 insertions, 17 deletions
diff --git a/board/amcc/sequoia/sdram.c b/board/amcc/sequoia/sdram.c index 77f1438..f8b837e 100644 --- a/board/amcc/sequoia/sdram.c +++ b/board/amcc/sequoia/sdram.c @@ -6,7 +6,7 @@ * Alain Saurel, AMCC/IBM, alain.saurel@fr.ibm.com * Robert Snyder, AMCC/IBM, rob.snyder@fr.ibm.com * - * (C) Copyright 2006 + * (C) Copyright 2006-2007 * Stefan Roese, DENX Software Engineering, sr@denx.de. * * This program is free software; you can redistribute it and/or @@ -379,16 +379,18 @@ void denali_core_search_data_eye(unsigned long memory_size) long int initdram (int board_type) { #if !defined(CONFIG_NAND_U_BOOT) || defined(CONFIG_NAND_SPL) + ulong speed = get_bus_freq(0); + mtsdram(DDR0_02, 0x00000000); mtsdram(DDR0_00, 0x0000190A); mtsdram(DDR0_01, 0x01000000); mtsdram(DDR0_03, 0x02030602); - mtsdram(DDR0_04, 0x13030300); - mtsdram(DDR0_05, 0x0202050E); - mtsdram(DDR0_06, 0x0104C823); + mtsdram(DDR0_04, 0x0A020200); + mtsdram(DDR0_05, 0x02020308); + mtsdram(DDR0_06, 0x0102C812); mtsdram(DDR0_07, 0x000D0100); - mtsdram(DDR0_08, 0x02360001); + mtsdram(DDR0_08, 0x02430001); mtsdram(DDR0_09, 0x00011D5F); mtsdram(DDR0_10, 0x00000300); mtsdram(DDR0_11, 0x0027C800); @@ -402,13 +404,16 @@ long int initdram (int board_type) mtsdram(DDR0_22, 0x00267F0B); mtsdram(DDR0_23, 0x00000000); mtsdram(DDR0_24, 0x01010002); - mtsdram(DDR0_26, 0x5B260181); + if (speed > 133333333) + mtsdram(DDR0_26, 0x5B26050C); + else + mtsdram(DDR0_26, 0x5B260408); mtsdram(DDR0_27, 0x0000682B); mtsdram(DDR0_28, 0x00000000); mtsdram(DDR0_31, 0x00000000); mtsdram(DDR0_42, 0x01000006); - mtsdram(DDR0_43, 0x050A0200); - mtsdram(DDR0_44, 0x00000005); + mtsdram(DDR0_43, 0x030A0200); + mtsdram(DDR0_44, 0x00000003); mtsdram(DDR0_02, 0x00000001); wait_for_dlllock(); diff --git a/include/ppc440.h b/include/ppc440.h index 1c7f11c..25e338f 100644 --- a/include/ppc440.h +++ b/include/ppc440.h @@ -3293,26 +3293,26 @@ typedef struct { unsigned long add; /* gpio core base address */ /* * Macros for accessing the indirect EBC registers */ -#define mtebc(reg, data) { mtdcr(ebccfga,reg);mtdcr(ebccfgd,data); } -#define mfebc(reg, data) { mtdcr(ebccfga,reg);data = mfdcr(ebccfgd); } +#define mtebc(reg, data) do { mtdcr(ebccfga,reg);mtdcr(ebccfgd,data); } while (0) +#define mfebc(reg, data) do { mtdcr(ebccfga,reg);data = mfdcr(ebccfgd); } while (0) /* * Macros for accessing the indirect SDRAM controller registers */ -#define mtsdram(reg, data) { mtdcr(memcfga,reg);mtdcr(memcfgd,data); } -#define mfsdram(reg, data) { mtdcr(memcfga,reg);data = mfdcr(memcfgd); } +#define mtsdram(reg, data) do { mtdcr(memcfga,reg);mtdcr(memcfgd,data); } while (0) +#define mfsdram(reg, data) do { mtdcr(memcfga,reg);data = mfdcr(memcfgd); } while (0) /* * Macros for accessing the indirect clocking controller registers */ -#define mtclk(reg, data) { mtdcr(clkcfga,reg);mtdcr(clkcfgd,data); } -#define mfclk(reg, data) { mtdcr(clkcfga,reg);data = mfdcr(clkcfgd); } +#define mtclk(reg, data) do { mtdcr(clkcfga,reg);mtdcr(clkcfgd,data); } while (0) +#define mfclk(reg, data) do { mtdcr(clkcfga,reg);data = mfdcr(clkcfgd); } while (0) /* * Macros for accessing the sdr controller registers */ -#define mtsdr(reg, data) { mtdcr(sdrcfga,reg);mtdcr(sdrcfgd,data); } -#define mfsdr(reg, data) { mtdcr(sdrcfga,reg);data = mfdcr(sdrcfgd); } +#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) #ifndef __ASSEMBLY__ diff --git a/nand_spl/board/amcc/sequoia/Makefile b/nand_spl/board/amcc/sequoia/Makefile index b42da8c..510999d 100644 --- a/nand_spl/board/amcc/sequoia/Makefile +++ b/nand_spl/board/amcc/sequoia/Makefile @@ -30,7 +30,7 @@ AFLAGS += -DCONFIG_NAND_SPL CFLAGS += -DCONFIG_NAND_SPL SOBJS = start.o init.o resetvec.o -COBJS = nand_boot.o ndfc.o sdram.o +COBJS = nand_boot.o ndfc.o sdram.o speed.o SRCS := $(addprefix $(obj),$(SOBJS:.o=.S) $(COBJS:.o=.c)) OBJS := $(addprefix $(obj),$(SOBJS) $(COBJS)) @@ -69,6 +69,10 @@ $(obj)start.S: @rm -f $(obj)start.S ln -s $(SRCTREE)/cpu/ppc4xx/start.S $(obj)start.S +$(obj)speed.c: + @rm -f $(obj)speed.c + ln -s $(SRCTREE)/cpu/ppc4xx/speed.c $(obj)speed.c + # from board directory $(obj)init.S: @rm -f $(obj)init.S |