armv8/ls1043aqds: add QSPI support in SD boot

QSPI and IFC are pin-multiplexed on LS1043A. So we use
ls1043aqds_sdcard_ifc_defconfig to support IFC in SD boot and
ls1043aqds_sdcard_qspi_defconfig to support QSPI in SD boot.

Signed-off-by: Gong Qianyu <Qianyu.Gong@freescale.com>
Reviewed-by: York Sun <york.sun@nxp.com>
diff --git a/board/freescale/ls1043aqds/ls1043aqds_rcw_sd_qspi.cfg b/board/freescale/ls1043aqds/ls1043aqds_rcw_sd_qspi.cfg
new file mode 100644
index 0000000..7783521
--- /dev/null
+++ b/board/freescale/ls1043aqds/ls1043aqds_rcw_sd_qspi.cfg
@@ -0,0 +1,8 @@
+#PBL preamble and RCW header
+aa55aa55 01ee0100
+# RCW
+# Enable QSPI; disable IFC
+08100010 0a000000 00000000 00000000
+14550002 80004012 60040000 c1002000
+00000000 00000000 00000000 00038800
+20124000 00001100 00000096 00000001