[Blackfin] arch: hook up set_irq_wake in Blackfin's irq code

 - Add support for irq_wake on system and gpio interrupts
 - Remove outdated kernel options
 - Add option to select default PM mode
 - Fix various places where SIC_IWRx was only handled partially

Signed-off-by: Michael Hennerich <michael.hennerich@analog.com>
Signed-off-by: Bryan Wu <bryan.wu@analog.com>

1 files changed, 16 insertions, 28 deletions

diff --git a/arch/blackfin/mach-common/pm.c b/arch/blackfin/mach-common/pm.c
index 81930f7d06f1..0be805ca423f 100644
--- a/arch/blackfin/mach-common/pm.c
+++ b/arch/blackfin/mach-common/pm.c
@@ -4,7 +4,7 @@
  * Author:       Cliff Brake <cbrake@accelent.com> Copyright (c) 2001
  *
  * Created:      2001
- * Description:  Power management for the bfin
+ * Description:  Blackfin power management
  *
  * Modified:     Nicolas Pitre - PXA250 support
  *                Copyright (c) 2002 Monta Vista Software, Inc.
@@ -12,7 +12,7 @@
  *                Copyright (c) 2002 Monta Vista Software, Inc.
  *               Dirk Behme <dirk.behme@de.bosch.com> - OMAP1510/1610
  *                Copyright 2004
- *               Copyright 2004-2006 Analog Devices Inc.
+ *               Copyright 2004-2008 Analog Devices Inc.
  *
  * Bugs:         Enter bugs at http://blackfin.uclinux.org/
  *
@@ -67,42 +67,30 @@ void bfin_pm_suspend_standby_enter(void)
         gpio_pm_wakeup_request(CONFIG_PM_WAKEUP_GPIO_NUMBER, WAKEUP_TYPE);
 #endif
 
-#if defined(CONFIG_PM_WAKEUP_BY_GPIO) || defined(CONFIG_PM_WAKEUP_GPIO_API)
-        {
-                u32 flags;
+        u32 flags;
 
-                local_irq_save(flags);
+        local_irq_save(flags);
+        bfin_pm_setup();
 
-                sleep_deeper(gpio_pm_setup()); /*Goto Sleep*/
-
-                gpio_pm_restore();
-
-#if defined(CONFIG_BF54x) || defined(CONFIG_BF52x)
-                bfin_write_SIC_IWR0(IWR_ENABLE_ALL);
-                bfin_write_SIC_IWR1(IWR_ENABLE_ALL);
-# ifdef CONFIG_BF54x
-                bfin_write_SIC_IWR2(IWR_ENABLE_ALL);
-# endif
+#ifdef CONFIG_PM_BFIN_SLEEP_DEEPER
+        sleep_deeper(bfin_sic_iwr[0], bfin_sic_iwr[1], bfin_sic_iwr[2]);
 #else
-                bfin_write_SIC_IWR(IWR_ENABLE_ALL);
+        sleep_mode(bfin_sic_iwr[0], bfin_sic_iwr[1], bfin_sic_iwr[2]);
 #endif
 
-                local_irq_restore(flags);
-        }
-#endif
+        bfin_pm_restore();
 
-#if defined(CONFIG_PM_WAKEUP_GPIO_BY_SIC_IWR)
-        sleep_deeper(CONFIG_PM_WAKEUP_SIC_IWR);
-# if defined(CONFIG_BF54x) || defined(CONFIG_BF52x)
+#if defined(CONFIG_BF54x) || defined(CONFIG_BF52x)  || defined(CONFIG_BF561)
         bfin_write_SIC_IWR0(IWR_ENABLE_ALL);
         bfin_write_SIC_IWR1(IWR_ENABLE_ALL);
-#  ifdef CONFIG_BF54x
+# ifdef CONFIG_BF54x
         bfin_write_SIC_IWR2(IWR_ENABLE_ALL);
-#  endif
-# else
-        bfin_write_SIC_IWR(IWR_ENABLE_ALL);
 # endif
-#endif                          /* CONFIG_PM_WAKEUP_GPIO_BY_SIC_IWR */
+#else
+        bfin_write_SIC_IWR(IWR_ENABLE_ALL);
+#endif
+
+        local_irq_restore(flags);
 }
 
 /*