Merge branch 'fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/v4l-dvb

[linux-2.6-omap-h63xx.git] / arch / blackfin / mach-common / pm.c

diff --git a/arch/blackfin/mach-common/pm.c b/arch/blackfin/mach-common/pm.c
index 4fe6a2366b133e2a9e0a5101d9728f3394335e73..e28c6af1f4158e12b89bcecbee68363ede5d5745 100644 (file)
--- a/arch/blackfin/mach-common/pm.c
+++ b/arch/blackfin/mach-common/pm.c
@@ -83,13 +83,22 @@ void bfin_pm_suspend_standby_enter(void)
        bfin_pm_standby_restore();
 
 #if defined(CONFIG_BF54x) || defined(CONFIG_BF52x)  || defined(CONFIG_BF561)
-       bfin_write_SIC_IWR0(IWR_ENABLE_ALL);
-       bfin_write_SIC_IWR1(IWR_ENABLE_ALL);
+       bfin_write_SIC_IWR0(IWR_DISABLE_ALL);
+#if defined(CONFIG_BF52x)
+       /* 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));
+#else
+       bfin_write_SIC_IWR1(IWR_DISABLE_ALL);
+#endif
 # ifdef CONFIG_BF54x
-       bfin_write_SIC_IWR2(IWR_ENABLE_ALL);
+       bfin_write_SIC_IWR2(IWR_DISABLE_ALL);
 # endif
 #else
-       bfin_write_SIC_IWR(IWR_ENABLE_ALL);
+       bfin_write_SIC_IWR(IWR_DISABLE_ALL);
 #endif
 
        local_irq_restore(flags);
@@ -229,28 +238,12 @@ int bfin_pm_suspend_mem_enter(void)
        wakeup = bfin_read_VR_CTL() & ~FREQ;
        wakeup |= SCKELOW;
 
-       /* FIXME: merge this somehow with set_irq_wake */
-#ifdef CONFIG_PM_BFIN_WAKE_RTC
-       wakeup |= WAKE;
-#endif
 #ifdef CONFIG_PM_BFIN_WAKE_PH6
        wakeup |= PHYWE;
 #endif
-#ifdef CONFIG_PM_BFIN_WAKE_CAN
-       wakeup |= CANWE;
-#endif
 #ifdef CONFIG_PM_BFIN_WAKE_GP
        wakeup |= GPWE;
 #endif
-#ifdef CONFIG_PM_BFIN_WAKE_USB
-       wakeup |= USBWE;
-#endif
-#ifdef CONFIG_PM_BFIN_WAKE_KEYPAD
-       wakeup |= KPADWE;
-#endif
-#ifdef CONFIG_PM_BFIN_WAKE_ROTARY
-       wakeup |= ROTWE;
-#endif
 
        local_irq_save(flags);
 
@@ -268,7 +261,7 @@ int bfin_pm_suspend_mem_enter(void)
        icache_disable();
        bf53x_suspend_l1_mem(memptr);
 
-       do_hibernate(wakeup);   /* Goodbye */
+       do_hibernate(wakeup | vr_wakeup);       /* Goodbye */
 
        bf53x_resume_l1_mem(memptr);