board/ls2081ard: Correct code to get QMAP value in checkboard

QMAP value contains information about QSPI chip-selects. These bits
are used to display information of boot device in checkboard()
function.

QMAP value is stored in most significant 3-bits of 8-bit register
brdcfg[0] in Qixis, this patch corrects code to get QMAP bits using
below logic:
	(brdcfg[0] >> 5) & 0x7

Signed-off-by: Priyanka Jain <priyanka.jain@nxp.com>
Reviewed-by: York Sun <york.sun@nxp.com>
diff --git a/board/freescale/ls2080ardb/ls2080ardb.c b/board/freescale/ls2080ardb/ls2080ardb.c
index 14e16c2..d781e3e 100644
--- a/board/freescale/ls2080ardb/ls2080ardb.c
+++ b/board/freescale/ls2080ardb/ls2080ardb.c
@@ -74,7 +74,7 @@
 	printf("Board version: %c, ", (sw & 0xf) + 'A');
 
 	sw = QIXIS_READ(brdcfg[0]);
-	sw = (sw & QIXIS_QMAP_MASK) >> QIXIS_QMAP_SHIFT;
+	sw = (sw >> QIXIS_QMAP_SHIFT) & QIXIS_QMAP_MASK;
 	switch (sw) {
 	case 0:
 		puts("boot from QSPI DEV#0\n");