[Blackfin] arch: Functional power management support: Add CPU and platform voltage scaling support

Signed-off-by: Michael Hennerich <michael.hennerich@analog.com>
Signed-off-by: Bryan Wu <cooloney@kernel.org>

1 files changed, 9 insertions, 1 deletions

diff --git a/include/asm-blackfin/dpmc.h b/include/asm-blackfin/dpmc.h
index 686cf83a5269..7f34cd384f12 100644
--- a/include/asm-blackfin/dpmc.h
+++ b/include/asm-blackfin/dpmc.h
@@ -1,7 +1,7 @@
 /*
  * include/asm-blackfin/dpmc.h -  Miscellaneous IOCTL commands for Dynamic Power
  *                              Management Controller Driver.
- * Copyright (C) 2004 Analog Device Inc.
+ * Copyright (C) 2004-2008 Analog Device Inc.
  *
  */
 #ifndef _BLACKFIN_DPMC_H_
@@ -65,6 +65,14 @@ void disable_wdog_timer(void);
 extern unsigned long get_cclk(void);
 extern unsigned long get_sclk(void);
 
+struct bfin_dpmc_platform_data {
+        const unsigned int *tuple_tab;
+        unsigned short tabsize;
+        unsigned short vr_settling_time; /* in us */
+};
+
+#define VRPAIR(vlev, freq) (((vlev) << 16) | ((freq) >> 16))
+
 #endif  /* __KERNEL__ */
 
 #endif  /*_BLACKFIN_DPMC_H_*/