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authorMichael Hennerich <michael.hennerich@analog.com>2007-05-21 18:09:16 +0800
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2007-05-21 09:50:21 -0700
commitd1b945fdb62f3e6852fea5a8779c0151ac1e55a8 (patch)
treed7c46472f4015534f383a724f79ee36454fe58bf /include/asm-blackfin/mach-bf537
parent9ae246cd85e05d3fb31b9770588c1fe0914872fe (diff)
Blackfin arch: Move write to VR_CTL closer to IDLE
Signed-off-by: Michael Hennerich <michael.hennerich@analog.com> Signed-off-by: Bryan Wu <bryan.wu@analog.com> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'include/asm-blackfin/mach-bf537')
-rw-r--r--include/asm-blackfin/mach-bf537/cdefBF534.h6
1 files changed, 4 insertions, 2 deletions
diff --git a/include/asm-blackfin/mach-bf537/cdefBF534.h b/include/asm-blackfin/mach-bf537/cdefBF534.h
index 7b658c175f85..9a167f3b224e 100644
--- a/include/asm-blackfin/mach-bf537/cdefBF534.h
+++ b/include/asm-blackfin/mach-bf537/cdefBF534.h
@@ -51,12 +51,14 @@ static __inline__ void bfin_write_VR_CTL(unsigned int val)
{
unsigned long flags, iwr;
- bfin_write16(VR_CTL, val);
- __builtin_bfin_ssync();
/* Enable the PLL Wakeup bit in SIC IWR */
iwr = bfin_read32(SIC_IWR);
/* Only allow PPL Wakeup) */
bfin_write32(SIC_IWR, IWR_ENABLE(0));
+
+ bfin_write16(VR_CTL, val);
+ __builtin_bfin_ssync();
+
local_irq_save(flags);
asm("IDLE;");
local_irq_restore(flags);