ARM: OMAP2+: nand: remove redundant rounding

gpmc_cs_set_timings() calculate ticks to be programmed by
rounding time in ns to next tick value. Hence remove
redundant rounding of nanosecond timing.
Signed-off-by: Afzal Mohammed <afzal@ti.com>

arch/arm/mach-omap2/gpmc-nand.c

@@ -52,27 +52,27 @@ static int omap2_nand_gpmc_retime(
 
 	memset(&t, 0, sizeof(t));
 	t.sync_clk = gpmc_t->sync_clk;
-	t.cs_on = gpmc_round_ns_to_ticks(gpmc_t->cs_on);
-	t.adv_on = gpmc_round_ns_to_ticks(gpmc_t->adv_on);
+	t.cs_on = gpmc_t->cs_on;
+	t.adv_on = gpmc_t->adv_on;
 
 	/* Read */
-	t.adv_rd_off = gpmc_round_ns_to_ticks(gpmc_t->adv_rd_off);
+	t.adv_rd_off = gpmc_t->adv_rd_off;
 	t.oe_on  = t.adv_on;
-	t.access = gpmc_round_ns_to_ticks(gpmc_t->access);
-	t.oe_off = gpmc_round_ns_to_ticks(gpmc_t->oe_off);
-	t.cs_rd_off = gpmc_round_ns_to_ticks(gpmc_t->cs_rd_off);
-	t.rd_cycle  = gpmc_round_ns_to_ticks(gpmc_t->rd_cycle);
+	t.access = gpmc_t->access;
+	t.oe_off = gpmc_t->oe_off;
+	t.cs_rd_off = gpmc_t->cs_rd_off;
+	t.rd_cycle = gpmc_t->rd_cycle;
 
 	/* Write */
-	t.adv_wr_off = gpmc_round_ns_to_ticks(gpmc_t->adv_wr_off);
+	t.adv_wr_off = gpmc_t->adv_wr_off;
 	t.we_on  = t.oe_on;
 	if (cpu_is_omap34xx()) {
-	    t.wr_data_mux_bus =	gpmc_round_ns_to_ticks(gpmc_t->wr_data_mux_bus);
-	    t.wr_access = gpmc_round_ns_to_ticks(gpmc_t->wr_access);
+		t.wr_data_mux_bus = gpmc_t->wr_data_mux_bus;
+		t.wr_access = gpmc_t->wr_access;
 	}
-	t.we_off = gpmc_round_ns_to_ticks(gpmc_t->we_off);
-	t.cs_wr_off = gpmc_round_ns_to_ticks(gpmc_t->cs_wr_off);
-	t.wr_cycle  = gpmc_round_ns_to_ticks(gpmc_t->wr_cycle);
+	t.we_off = gpmc_t->we_off;
+	t.cs_wr_off = gpmc_t->cs_wr_off;
+	t.wr_cycle = gpmc_t->wr_cycle;
 
 	/* Configure GPMC */
 	if (gpmc_nand_data->devsize == NAND_BUSWIDTH_16)