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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
parent9ae246cd85e05d3fb31b9770588c1fe0914872fe (diff)
downloadop-kernel-dev-d1b945fdb62f3e6852fea5a8779c0151ac1e55a8.zip
op-kernel-dev-d1b945fdb62f3e6852fea5a8779c0151ac1e55a8.tar.gz
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')
-rw-r--r--include/asm-blackfin/mach-bf533/cdefBF532.h6
-rw-r--r--include/asm-blackfin/mach-bf537/cdefBF534.h6
-rw-r--r--include/asm-blackfin/mach-bf561/cdefBF561.h6
3 files changed, 12 insertions, 6 deletions
diff --git a/include/asm-blackfin/mach-bf533/cdefBF532.h b/include/asm-blackfin/mach-bf533/cdefBF532.h
index 1d7c494..521bdb4 100644
--- a/include/asm-blackfin/mach-bf533/cdefBF532.h
+++ b/include/asm-blackfin/mach-bf533/cdefBF532.h
@@ -63,12 +63,14 @@ 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);
diff --git a/include/asm-blackfin/mach-bf537/cdefBF534.h b/include/asm-blackfin/mach-bf537/cdefBF534.h
index 7b658c1..9a167f3 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);
diff --git a/include/asm-blackfin/mach-bf561/cdefBF561.h b/include/asm-blackfin/mach-bf561/cdefBF561.h
index 5dc0ed8..b14f872 100644
--- a/include/asm-blackfin/mach-bf561/cdefBF561.h
+++ b/include/asm-blackfin/mach-bf561/cdefBF561.h
@@ -59,12 +59,14 @@ 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(SICA_IWR0);
/* Only allow PPL Wakeup) */
bfin_write32(SICA_IWR0, IWR_ENABLE(0));
+
+ bfin_write16(VR_CTL, val);
+ __builtin_bfin_ssync();
+
local_irq_save(flags);
asm("IDLE;");
local_irq_restore(flags);
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