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| author | David S. Miller <davem@davemloft.net> | 2010-01-22 22:45:46 -0800 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2010-01-22 22:45:46 -0800 |
| commit | 6be325719b3e54624397e413efd4b33a997e55a3 (patch) | |
| tree | 57f321a56794cab2222e179b16731e0d76a4a68a /arch/arm/mach-omap2/sdrc.h | |
| parent | 26d92f9276a56d55511a427fb70bd70886af647a (diff) | |
| parent | 92dcffb916d309aa01778bf8963a6932e4014d07 (diff) | |
| download | talos-op-linux-6be325719b3e54624397e413efd4b33a997e55a3.tar.gz talos-op-linux-6be325719b3e54624397e413efd4b33a997e55a3.zip | |
Merge branch 'master' of /home/davem/src/GIT/linux-2.6/
Diffstat (limited to 'arch/arm/mach-omap2/sdrc.h')
| -rw-r--r-- | arch/arm/mach-omap2/sdrc.h | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/arch/arm/mach-omap2/sdrc.h b/arch/arm/mach-omap2/sdrc.h index 48207b018989..68f57bb67fc5 100644 --- a/arch/arm/mach-omap2/sdrc.h +++ b/arch/arm/mach-omap2/sdrc.h @@ -18,6 +18,9 @@ #include <plat/sdrc.h> #ifndef __ASSEMBLER__ + +#include <linux/io.h> + extern void __iomem *omap2_sdrc_base; extern void __iomem *omap2_sms_base; @@ -56,4 +59,20 @@ 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 |
