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| author | Andrew Victor <andrew@sanpeople.com> | 2006-12-01 10:15:04 +0100 |
|---|---|---|
| committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2006-12-01 13:53:55 +0000 |
| commit | d100f25956e8626afeafbb38558ca8c58df1cb6b (patch) | |
| tree | 9f51f0bf1cef5d20ad0f9722d77db97b60a82ef0 /arch/arm/mach-at91rm9200 | |
| parent | 86ad76bb2db7029343f681359c4b328fd8c36ae8 (diff) | |
| download | kernel_samsung_espresso10-d100f25956e8626afeafbb38558ca8c58df1cb6b.zip kernel_samsung_espresso10-d100f25956e8626afeafbb38558ca8c58df1cb6b.tar.gz kernel_samsung_espresso10-d100f25956e8626afeafbb38558ca8c58df1cb6b.tar.bz2 | |
[ARM] 3955/1: AT91: Clear timer interrupt when resuming
Attached is a patch for at91rm9200_time.c which removes
the 'BUG: soft lockup detected on CPU#0!' message when
exiting suspended states.
Patch from Savin Zlobec
Signed-off-by: Andrew Victor <andrew@sanpeople.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'arch/arm/mach-at91rm9200')
| -rw-r--r-- | arch/arm/mach-at91rm9200/at91rm9200_time.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/arch/arm/mach-at91rm9200/at91rm9200_time.c b/arch/arm/mach-at91rm9200/at91rm9200_time.c index 8e9c049..b999e19 100644 --- a/arch/arm/mach-at91rm9200/at91rm9200_time.c +++ b/arch/arm/mach-at91rm9200/at91rm9200_time.c @@ -101,6 +101,9 @@ void at91rm9200_timer_reset(void) /* Set Period Interval timer */ at91_sys_write(AT91_ST_PIMR, LATCH); + /* Clear any pending interrupts */ + (void) at91_sys_read(AT91_ST_SR); + /* Enable Period Interval Timer interrupt */ at91_sys_write(AT91_ST_IER, AT91_ST_PITS); } |