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authorPaul Walmsley <paul@pwsan.com>2009-12-09 02:18:47 +0300
committerpaul <paul@twilight.(none)>2009-12-12 02:12:11 +0300
commit55d8a65308a5099155683c5a9bba3b8577988111 (patch)
treed1bb1d93c4bafa2275b91b2b7379075ba72f1120 /arch/arm/mach-omap2/sdrc.h
parent06b16939a3d58aa128fee22b9aaf7dbc9a5b7c1c (diff)
downloadlinux-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.h16
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