configs: ls1046: Update mtd-id for QSPI nor in mtdparts variable

Update mtd-id for QSPI nor due to change introduced in mtd/spi in
linux 5.0. commit 84d043185dbe
  ("spi: Add a driver for the Freescale/NXP QuadSPI controller")

This modification is only for linux kernel version >= 5.0. To use
bootargs for kernel < 5.0, use the following bootargs
CONFIG_BOOTARGS="console=ttyS0,115200 root=/dev/ram0
earlycon=uart8250,mmio,0x21c0500
mtdparts=1550000.quadspi:2m(uboot),14m(free)"

CONFIG_MTDPARTS_DEFAULT="mtdparts=1550000.quadspi:2m(uboot),14m(free)"

Signed-off-by: Kuldeep Singh <kuldeep.singh@nxp.com>
Reviewed-by: Prabhakar Kushwaha <prabhakar.kushwaha@nxp.com>
diff --git a/configs/ls1046ardb_qspi_spl_defconfig b/configs/ls1046ardb_qspi_spl_defconfig
index f78786a..6090c1e 100644
--- a/configs/ls1046ardb_qspi_spl_defconfig
+++ b/configs/ls1046ardb_qspi_spl_defconfig
@@ -18,7 +18,7 @@
 CONFIG_QSPI_BOOT=y
 CONFIG_BOOTDELAY=10
 CONFIG_USE_BOOTARGS=y
-CONFIG_BOOTARGS="console=ttyS0,115200 root=/dev/ram0 earlycon=uart8250,mmio,0x21c0500 mtdparts=1550000.quadspi:1m(rcw),15m(u-boot),48m(kernel.itb);7e800000.flash:16m(nand_uboot),48m(nand_kernel),448m(nand_free)"
+CONFIG_BOOTARGS="console=ttyS0,115200 root=/dev/ram0 earlycon=uart8250,mmio,0x21c0500 mtdparts=1550000.spi-0:1m(rcw),15m(u-boot),48m(kernel.itb);7e800000.flash:16m(nand_uboot),48m(nand_kernel),448m(nand_free)"
 CONFIG_MISC_INIT_R=y
 CONFIG_SPL_TEXT_BASE=0x10000000
 CONFIG_SPL_BOARD_INIT=y
@@ -39,7 +39,7 @@
 CONFIG_CMD_USB=y
 CONFIG_CMD_CACHE=y
 CONFIG_MP=y
-CONFIG_MTDPARTS_DEFAULT="mtdparts=1550000.quadspi:1m(rcw),15m(u-boot),48m(kernel.itb);7e800000.flash:16m(nand_uboot),48m(nand_kernel),448m(nand_free)"
+CONFIG_MTDPARTS_DEFAULT="mtdparts=1550000.spi-0:1m(rcw),15m(u-boot),48m(kernel.itb);7e800000.flash:16m(nand_uboot),48m(nand_kernel),448m(nand_free)"
 # CONFIG_SPL_EFI_PARTITION is not set
 CONFIG_OF_CONTROL=y
 CONFIG_DEFAULT_DEVICE_TREE="fsl-ls1046a-rdb"