[PATCH 4/8] arm: omap: sdram-nokia: use array to list timings
Aaro Koskinen
aaro.koskinen at nokia.com
Thu Dec 9 11:39:20 EST 2010
Use an array to make it easier to add new values.
Signed-off-by: Aaro Koskinen <aaro.koskinen at nokia.com>
---
arch/arm/mach-omap2/sdram-nokia.c | 21 +++++++++++++++------
1 files changed, 15 insertions(+), 6 deletions(-)
diff --git a/arch/arm/mach-omap2/sdram-nokia.c b/arch/arm/mach-omap2/sdram-nokia.c
index 97d1673..1171451 100644
--- a/arch/arm/mach-omap2/sdram-nokia.c
+++ b/arch/arm/mach-omap2/sdram-nokia.c
@@ -44,8 +44,6 @@ struct sdram_timings {
u32 tWTR;
};
-static struct omap_sdrc_params nokia_sdrc_params[4];
-
static const struct sdram_timings nokia_166mhz_timings[] = {
{
.casl = 3,
@@ -67,6 +65,16 @@ static const struct sdram_timings nokia_166mhz_timings[] = {
},
};
+static const struct {
+ long rate;
+ struct sdram_timings const *data;
+} nokia_timings[] = {
+ { 41500000, nokia_166mhz_timings },
+ { 83000000, nokia_166mhz_timings },
+ { 166000000, nokia_166mhz_timings },
+};
+static struct omap_sdrc_params nokia_sdrc_params[ARRAY_SIZE(nokia_timings) + 1];
+
static unsigned long sdrc_get_fclk_period(long rate)
{
/* In picoseconds */
@@ -212,11 +220,12 @@ static int sdrc_timings(int id, long rate,
struct omap_sdrc_params *nokia_get_sdram_timings(void)
{
- int err;
+ int err = 0;
+ int i;
- err = sdrc_timings(0, 41500000, nokia_166mhz_timings);
- err |= sdrc_timings(1, 83000000, nokia_166mhz_timings);
- err |= sdrc_timings(2, 166000000, nokia_166mhz_timings);
+ for (i = 0; i < ARRAY_SIZE(nokia_timings); i++)
+ err |= sdrc_timings(i, nokia_timings[i].rate,
+ nokia_timings[i].data);
return &nokia_sdrc_params[0];
}
--
1.5.6.5
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