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

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Signed-off-by: Michael Hennerich <[email protected]>
Signed-off-by: Bryan Wu <[email protected]>
This commit is contained in:
Michael Hennerich 2008-05-07 11:41:26 +08:00 • committed by Bryan Wu
commit 14b03204c8
15 changed files with 468 additions and 28 deletions
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10
include/asm-blackfin/dpmc.h
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@ -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_*/