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| author | Mike Frysinger <vapier.adi@gmail.com> | 2008-10-08 14:46:09 +0800 |
|---|---|---|
| committer | Bryan Wu <cooloney@kernel.org> | 2008-10-08 14:46:09 +0800 |
| commit | fffe53bee7d90ab2103d2520ab4d095aea9b7397 (patch) | |
| tree | 56f6bc36b61fb9b618e103b7ebb1f59bedd32b1c /arch/blackfin/kernel | |
| parent | 5c64e0d5109532f8184be29c1dc163059e3ded4b (diff) | |
| download | kernel_samsung_espresso10-fffe53bee7d90ab2103d2520ab4d095aea9b7397.zip kernel_samsung_espresso10-fffe53bee7d90ab2103d2520ab4d095aea9b7397.tar.gz kernel_samsung_espresso10-fffe53bee7d90ab2103d2520ab4d095aea9b7397.tar.bz2 | |
Blackfin arch: fix bug - sometimes there is no response to the hitting key in uboot for bf561-ezkit when running with 50mhz SCLK
use 10 delays rather than 7
Signed-off-by: Mike Frysinger <vapier.adi@gmail.com>
Signed-off-by: Bryan Wu <cooloney@kernel.org>
Diffstat (limited to 'arch/blackfin/kernel')
| -rw-r--r-- | arch/blackfin/kernel/reboot.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/arch/blackfin/kernel/reboot.c b/arch/blackfin/kernel/reboot.c index 367e2dc..b0a8f89 100644 --- a/arch/blackfin/kernel/reboot.c +++ b/arch/blackfin/kernel/reboot.c @@ -34,15 +34,15 @@ void bfin_reset(void) bfin_write_SWRST(0x7); /* Due to the way reset is handled in the hardware, we need - * to delay for 7 SCLKS. The only reliable way to do this is - * to calculate the CCLK/SCLK ratio and multiply 7. For now, + * to delay for 10 SCLKS. The only reliable way to do this is + * to calculate the CCLK/SCLK ratio and multiply 10. For now, * we'll assume worse case which is a 1:15 ratio. */ asm( "LSETUP (1f, 1f) LC0 = %0\n" "1: nop;" : - : "a" (15 * 7) + : "a" (15 * 10) : "LC0", "LB0", "LT0" ); |