ARM: OMAP3: sdram-nokia: add 200 MHz memory timings info
Add memory timing info regarding the 200 MHz memory in sdram-nokia.
Note that 100 MHz mode uses these same timings too.
Signed-off-by: Igor Dmitriev <ext-dmitriev.igor@nokia.com>
Signed-off-by: Eduardo Valentin <eduardo.valentin@nokia.com>
Signed-off-by: Aaro Koskinen <aaro.koskinen@nokia.com>
[tony@atomide.com: updated comments for 100 MHz timings]
Signed-off-by: Tony Lindgren <tony@atomide.com>
diff --git a/arch/arm/mach-omap2/sdram-nokia.c b/arch/arm/mach-omap2/sdram-nokia.c
index ee3a8ad..7479d7e 100644
--- a/arch/arm/mach-omap2/sdram-nokia.c
+++ b/arch/arm/mach-omap2/sdram-nokia.c
@@ -1,7 +1,7 @@
/*
* SDRC register values for Nokia boards
*
- * Copyright (C) 2008, 2010 Nokia Corporation
+ * Copyright (C) 2008, 2010-2011 Nokia Corporation
*
* Lauri Leukkunen <lauri.leukkunen@nokia.com>
*
@@ -107,14 +107,37 @@
},
};
+static const struct sdram_timings nokia_200mhz_timings[] = {
+ {
+ .casl = 3,
+ .tDAL = 30000,
+ .tDPL = 15000,
+ .tRRD = 10000,
+ .tRCD = 20000,
+ .tRP = 15000,
+ .tRAS = 40000,
+ .tRC = 55000,
+ .tRFC = 140000,
+ .tXSR = 200000,
+
+ .tREF = 7800,
+
+ .tXP = 2,
+ .tCKE = 4,
+ .tWTR = 2
+ },
+};
+
static const struct {
long rate;
struct sdram_timings const *data;
} nokia_timings[] = {
{ 83000000, nokia_166mhz_timings },
{ 97600000, nokia_97dot6mhz_timings },
+ { 100000000, nokia_200mhz_timings },
{ 166000000, nokia_166mhz_timings },
{ 195200000, nokia_195dot2mhz_timings },
+ { 200000000, nokia_200mhz_timings },
};
static struct omap_sdrc_params nokia_sdrc_params[ARRAY_SIZE(nokia_timings) + 1];