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| author | Paul Walmsley <paul@pwsan.com> | 2009-12-09 02:18:47 +0300 |
|---|---|---|
| committer | paul <paul@twilight.(none)> | 2009-12-12 02:12:11 +0300 |
| commit | 55d8a65308a5099155683c5a9bba3b8577988111 (patch) | |
| tree | d1bb1d93c4bafa2275b91b2b7379075ba72f1120 /arch/arm/mach-omap2/sdrc.h | |
| parent | 06b16939a3d58aa128fee22b9aaf7dbc9a5b7c1c (diff) | |
| download | linux-55d8a65308a5099155683c5a9bba3b8577988111.tar.xz | |
OMAP2/3: move SDRC macros to mach-omap2/sdrc.h
clock34xx.c contains some macros which probably belong in mach-omap2/sdrc.h.
Move those macros to mach-omap2/sdrc.h.
Signed-off-by: Paul Walmsley <paul@pwsan.com>
Diffstat (limited to 'arch/arm/mach-omap2/sdrc.h')
| -rw-r--r-- | arch/arm/mach-omap2/sdrc.h | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/arch/arm/mach-omap2/sdrc.h b/arch/arm/mach-omap2/sdrc.h index 48207b018989..12fc7dafec2b 100644 --- a/arch/arm/mach-omap2/sdrc.h +++ b/arch/arm/mach-omap2/sdrc.h @@ -56,4 +56,20 @@ static inline u32 sms_read_reg(u16 reg) OMAP2_L3_IO_ADDRESS(OMAP343X_SDRC_BASE + (reg)) #endif /* __ASSEMBLER__ */ +/* Minimum frequency that the SDRC DLL can lock at */ +#define MIN_SDRC_DLL_LOCK_FREQ 83000000 + +/* Scale factor for fixed-point arith in omap3_core_dpll_m2_set_rate() */ +#define SDRC_MPURATE_SCALE 8 + +/* 2^SDRC_MPURATE_BASE_SHIFT: MPU MHz that SDRC_MPURATE_LOOPS is defined for */ +#define SDRC_MPURATE_BASE_SHIFT 9 + +/* + * SDRC_MPURATE_LOOPS: Number of MPU loops to execute at + * 2^MPURATE_BASE_SHIFT MHz for SDRC to stabilize + */ +#define SDRC_MPURATE_LOOPS 96 + + #endif |