i.MX31: Cleanup comments in lowlevel_init.S.

Signed-off-by: Magnus Lilja <lilja.magnus@gmail.com>

board/imx31_litekit/lowlevel_init.S

@@ -62,9 +62,9 @@ lowlevel_init:
 	REG	0x43FAC26C, 0 /* SDCLK */
 	REG	0x43FAC270, 0 /* CAS */
 	REG	0x43FAC274, 0 /* RAS */
-	REG	0x43FAC27C, 0x1000 /* CS2	CSD0) */
+	REG	0x43FAC27C, 0x1000 /* CS2 (CSD0) */
 	REG	0x43FAC284, 0 /* DQM3 */
-	REG	0x43FAC288, 0 /* DQM2, DQM1, DQM0, SD31-SD0, A25-A0, MA10	0x288..0x2DC) */
+	REG	0x43FAC288, 0 /* DQM2, DQM1, DQM0, SD31-SD0, A25-A0, MA10 (0x288..0x2DC) */
 	REG	0x43FAC28C, 0
 	REG	0x43FAC290, 0
 	REG	0x43FAC294, 0

board/imx31_phycore/lowlevel_init.S

@@ -63,9 +63,9 @@ lowlevel_init:
 	REG	0x43FAC26C, 0 /* SDCLK */
 	REG	0x43FAC270, 0 /* CAS */
 	REG	0x43FAC274, 0 /* RAS */
-	REG	0x43FAC27C, 0x1000 /* CS2	CSD0) */
+	REG	0x43FAC27C, 0x1000 /* CS2 (CSD0) */
 	REG	0x43FAC284, 0 /* DQM3 */
-	REG	0x43FAC288, 0 /* DQM2, DQM1, DQM0, SD31-SD0, A25-A0, MA10	0x288..0x2DC) */
+	REG	0x43FAC288, 0 /* DQM2, DQM1, DQM0, SD31-SD0, A25-A0, MA10 (0x288..0x2DC) */
 	REG	0x43FAC28C, 0
 	REG	0x43FAC290, 0
 	REG	0x43FAC294, 0