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Diffstat (limited to 'arch/blackfin/mach-common/pm.c')
-rw-r--r--arch/blackfin/mach-common/pm.c20
1 files changed, 12 insertions, 8 deletions
diff --git a/arch/blackfin/mach-common/pm.c b/arch/blackfin/mach-common/pm.c
index e28c6af1f415..d3d70fd67c16 100644
--- a/arch/blackfin/mach-common/pm.c
+++ b/arch/blackfin/mach-common/pm.c
@@ -71,7 +71,7 @@ void bfin_pm_suspend_standby_enter(void)
gpio_pm_wakeup_request(CONFIG_PM_WAKEUP_GPIO_NUMBER, WAKEUP_TYPE);
#endif
- local_irq_save(flags);
+ local_irq_save_hw(flags);
bfin_pm_standby_setup();
#ifdef CONFIG_PM_BFIN_SLEEP_DEEPER
@@ -82,15 +82,19 @@ void bfin_pm_suspend_standby_enter(void)
bfin_pm_standby_restore();
-#if defined(CONFIG_BF54x) || defined(CONFIG_BF52x) || defined(CONFIG_BF561)
+#if defined(CONFIG_BF54x) || defined(CONFIG_BF52x) || defined(CONFIG_BF561) || \
+ defined(CONFIG_BF538) || defined(CONFIG_BF539) || defined(CONFIG_BF51x)
bfin_write_SIC_IWR0(IWR_DISABLE_ALL);
-#if defined(CONFIG_BF52x)
+#if defined(CONFIG_BF52x) || defined(CONFIG_BF51x)
/* BF52x system reset does not properly reset SIC_IWR1 which
* will screw up the bootrom as it relies on MDMA0/1 waking it
* up from IDLE instructions. See this report for more info:
* http://blackfin.uclinux.org/gf/tracker/4323
*/
- bfin_write_SIC_IWR1(IWR_ENABLE(10) | IWR_ENABLE(11));
+ if (ANOMALY_05000435)
+ bfin_write_SIC_IWR1(IWR_ENABLE(10) | IWR_ENABLE(11));
+ else
+ bfin_write_SIC_IWR1(IWR_DISABLE_ALL);
#else
bfin_write_SIC_IWR1(IWR_DISABLE_ALL);
#endif
@@ -101,7 +105,7 @@ void bfin_pm_suspend_standby_enter(void)
bfin_write_SIC_IWR(IWR_DISABLE_ALL);
#endif
- local_irq_restore(flags);
+ local_irq_restore_hw(flags);
}
int bf53x_suspend_l1_mem(unsigned char *memptr)
@@ -245,12 +249,12 @@ int bfin_pm_suspend_mem_enter(void)
wakeup |= GPWE;
#endif
- local_irq_save(flags);
+ local_irq_save_hw(flags);
ret = blackfin_dma_suspend();
if (ret) {
- local_irq_restore(flags);
+ local_irq_restore_hw(flags);
kfree(memptr);
return ret;
}
@@ -271,7 +275,7 @@ int bfin_pm_suspend_mem_enter(void)
bfin_gpio_pm_hibernate_restore();
blackfin_dma_resume();
- local_irq_restore(flags);
+ local_irq_restore_hw(flags);
kfree(memptr);
return 0;