lk/linux-kernel-test
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

blackfin: mach-bf609: pm: cleanup bfin_deepsleep

Browse Source 
In bfin_deepsleep(), using register instead of local variable and remove
unused dpmc register read.

Signed-off-by: Steven Miao <realmz6@gmail.com>
Signed-off-by: Bob Liu <lliubbo@gmail.com>
This commit is contained in:
Steven Miao
2012-05-17 17:38:09 +08:00
committed by Bob Liu
parent 1d3dbda6ed
commit 5a84775e99
1 changed files with 7 additions and 8 deletions
Download Patch File Download Diff File Expand all files Collapse all files

15
arch/blackfin/mach-bf609/pm.c
View File

@@ -138,7 +138,6 @@ void bfin_deepsleep(unsigned long mask)
bfin_write32(DPM0_WAKE_EN, 0x10); bfin_write32(DPM0_WAKE_EN, 0x10);
bfin_write32(DPM0_WAKE_POL, 0x10); bfin_write32(DPM0_WAKE_POL, 0x10);
dpm0_ctl = bfin_read32(DPM0_CTL);
dpm0_ctl = 0x00000008; dpm0_ctl = 0x00000008;
bfin_write32(DPM0_CTL, dpm0_ctl); bfin_write32(DPM0_CTL, dpm0_ctl);
SSYNC(); SSYNC();
@@ -149,13 +148,13 @@ void bfin_deepsleep(unsigned long mask)
); );
#ifdef CONFIG_BFIN_PM_WAKEUP_TIME_BENCH #ifdef CONFIG_BFIN_PM_WAKEUP_TIME_BENCH
__asm__ __volatile__( __asm__ __volatile__(
"%0 = 0;" "R0 = 0;"
"CYCLES = %0;" "CYCLES = R0;"
"CYCLES2 = %0;" "CYCLES2 = R0;"
"%0 = SYSCFG;" "R0 = SYSCFG;"
"BITSET(%0, 1);" "BITSET(R0, 1);"
"SYSCFG = %0;" "SYSCFG = R0;"
: "=d,a" (dpm0_ctl) : : : : "R0"
); );
#endif #endif