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| author | Kumar Gala <galak@kernel.crashing.org> | 2008-04-21 09:28:36 -0500 |
|---|---|---|
| committer | Wolfgang Denk <wd@denx.de> | 2008-04-24 15:42:35 +0200 |
| commit | 022f12163595b9a55380c6d77c3119b93d6a9a4b (patch) | |
| tree | 12e45edf11ffbfc0028a6dbf436bae23c2229827 /include | |
| parent | 0aa88c82667b9241107d7a0248c341db877e7e76 (diff) | |
| download | u-boot-imx-022f12163595b9a55380c6d77c3119b93d6a9a4b.zip u-boot-imx-022f12163595b9a55380c6d77c3119b93d6a9a4b.tar.gz u-boot-imx-022f12163595b9a55380c6d77c3119b93d6a9a4b.tar.bz2 | |
85xx: Round up frequency calculations to get reasonable output
eg. because of rounding error we can get 799Mhz instead of 800Mhz.
Introduced DIV_ROUND_UP and roundup taken from linux kernel.
Signed-off-by: Dejan Minic <minic@freescale.com>
Signed-off-by: Srikanth Srinivasan <srikanth.srinivasan@freescale.com>
Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
Acked-by: Andy Fleming <afleming@freescale.com>
Diffstat (limited to 'include')
| -rw-r--r-- | include/common.h | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/include/common.h b/include/common.h index aea181e..11b7d31 100644 --- a/include/common.h +++ b/include/common.h @@ -670,6 +670,9 @@ void inline show_boot_progress (int val); #define ARRAY_SIZE(x) (sizeof(x) / sizeof((x)[0])) +#define DIV_ROUND_UP(n,d) (((n) + (d) - 1) / (d)) +#define roundup(x, y) ((((x) + ((y) - 1)) / (y)) * (y)) + /* Multicore arch functions */ #ifdef CONFIG_MP int cpu_status(int nr); |