ARM: omap2: gpmc: Remove unused gpmc_round_ns_to_ticks() function

This function is not used anywhere, so it's safe to remove it.
This means less code to maintain.

Signed-off-by: Ezequiel Garcia <ezequiel.garcia@free-electrons.com>
Reviewed-by: Jon Hunter <jon-hunter@ti.com>
Signed-off-by: Jon Hunter <jon-hunter@ti.com>

arch/arm/mach-omap2/gpmc.c

@@ -230,13 +230,6 @@ unsigned int gpmc_ticks_to_ns(unsigned int ticks)
 	return ticks * gpmc_get_fclk_period() / 1000;
 }
 
-static unsigned int gpmc_round_ns_to_ticks(unsigned int time_ns)
-{
-	unsigned long ticks = gpmc_ns_to_ticks(time_ns);
-
-	return ticks * gpmc_get_fclk_period() / 1000;
-}
-
 static unsigned int gpmc_ticks_to_ps(unsigned int ticks)
 {
 	return ticks * gpmc_get_fclk_period();