The BCSR status bit for the 66MHz PCI operation was correctly addressed (MSB/LSB problem). Now the correct currently setup PCI frequency is displayed upon bootup.
This patch also fixes this problem on Rainier & Yellowstone, since these boards use the same souce code as Sequoia & Yosemite do.
Signed-off-by: Stefan Roese sr@denx.de --- board/amcc/sequoia/sequoia.c | 7 ++++--- board/amcc/yosemite/yosemite.c | 7 +++++-- include/configs/sequoia.h | 2 ++ include/configs/yosemite.h | 2 ++ 4 files changed, 13 insertions(+), 5 deletions(-)
diff --git a/board/amcc/sequoia/sequoia.c b/board/amcc/sequoia/sequoia.c index f823117..4e47ab3 100644 --- a/board/amcc/sequoia/sequoia.c +++ b/board/amcc/sequoia/sequoia.c @@ -1,5 +1,5 @@ /* - * (C) Copyright 2006 + * (C) Copyright 2006-2007 * Stefan Roese, DENX Software Engineering, sr@denx.de. * * (C) Copyright 2006 @@ -24,6 +24,7 @@
#include <common.h> #include <asm/processor.h> +#include <asm/io.h> #include <ppc440.h>
DECLARE_GLOBAL_DATA_PTR; @@ -362,8 +363,8 @@ int checkboard(void) printf("Board: Rainier - AMCC PPC440GRx Evaluation Board"); #endif
- rev = in8(CFG_BCSR_BASE + 0); - val = in8(CFG_BCSR_BASE + 5) & 0x01; + rev = in_8((void *)(CFG_BCSR_BASE + 0)); + val = in_8((void *)(CFG_BCSR_BASE + 5)) & CFG_BCSR5_PCI66EN; printf(", Rev. %X, PCI=%d MHz", rev, val ? 66 : 33);
if (s != NULL) { diff --git a/board/amcc/yosemite/yosemite.c b/board/amcc/yosemite/yosemite.c index 912f09e..6ec922a 100644 --- a/board/amcc/yosemite/yosemite.c +++ b/board/amcc/yosemite/yosemite.c @@ -1,4 +1,6 @@ /* + * (C) Copyright 2006-2007 + * Stefan Roese, DENX Software Engineering, sr@denx.de. * * See file CREDITS for list of people who contributed to this * project. @@ -22,6 +24,7 @@ #include <common.h> #include <ppc4xx.h> #include <asm/processor.h> +#include <asm/io.h> #include <spd_sdram.h>
DECLARE_GLOBAL_DATA_PTR; @@ -181,8 +184,8 @@ int checkboard(void) printf("Board: Yellowstone - AMCC PPC440GR Evaluation Board"); #endif
- rev = *(u8 *)(CFG_CPLD + 0); - val = *(u8 *)(CFG_CPLD + 5) & 0x01; + rev = in_8((void *)(CFG_BCSR_BASE + 0)); + val = in_8((void *)(CFG_BCSR_BASE + 5)) & CFG_BCSR5_PCI66EN; 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 c2e1386..600f98c 100644 --- a/include/configs/sequoia.h +++ b/include/configs/sequoia.h @@ -450,6 +450,8 @@ #define CFG_EBC_PB2AP 0x24814580 #define CFG_EBC_PB2CR (CFG_BCSR_BASE | 0x38000)
+#define CFG_BCSR5_PCI66EN 0x80 + /*----------------------------------------------------------------------- * NAND FLASH *----------------------------------------------------------------------*/ diff --git a/include/configs/yosemite.h b/include/configs/yosemite.h index 6a5b7f1..35bce4a 100644 --- a/include/configs/yosemite.h +++ b/include/configs/yosemite.h @@ -359,6 +359,8 @@ #define CFG_EBC_PB2AP 0x04814500 #define CFG_EBC_PB2CR (CFG_CPLD | 0x18000)
+#define CFG_BCSR5_PCI66EN 0x80 + /*----------------------------------------------------------------------- * Cache Configuration */