Convert CONFIG_BOOTARGS to Kconfig

This converts the following to Kconfig:
   CONFIG_BOOTARGS

Signed-off-by: Tom Rini <trini@konsulko.com>
diff --git a/configs/grpeach_defconfig b/configs/grpeach_defconfig
index 417938a..c4a2b44 100644
--- a/configs/grpeach_defconfig
+++ b/configs/grpeach_defconfig
@@ -9,6 +9,8 @@
 CONFIG_RZA1=y
 CONFIG_NR_DRAM_BANKS=1
 CONFIG_BOOTDELAY=3
+CONFIG_USE_BOOTARGS=y
+CONFIG_BOOTARGS="ignore_loglevel"
 # CONFIG_DISPLAY_CPUINFO is not set
 CONFIG_HUSH_PARSER=y
 # CONFIG_CMD_ELF is not set
diff --git a/configs/imx28_xea_defconfig b/configs/imx28_xea_defconfig
index d4feb66..592f3e3 100644
--- a/configs/imx28_xea_defconfig
+++ b/configs/imx28_xea_defconfig
@@ -22,6 +22,8 @@
 CONFIG_SPL_PAYLOAD="u-boot.img"
 CONFIG_FIT=y
 CONFIG_OF_BOARD_SETUP=y
+CONFIG_USE_BOOTARGS=y
+CONFIG_BOOTARGS="console=ttyAMA0,115200n8"
 CONFIG_BOARD_EARLY_INIT_F=y
 CONFIG_SPL_BOARD_INIT=y
 # CONFIG_SPL_RAW_IMAGE_SUPPORT is not set
diff --git a/configs/sama5d2_icp_mmc_defconfig b/configs/sama5d2_icp_mmc_defconfig
index dc4e815..8f3efd8 100644
--- a/configs/sama5d2_icp_mmc_defconfig
+++ b/configs/sama5d2_icp_mmc_defconfig
@@ -25,6 +25,7 @@
 CONFIG_SD_BOOT=y
 CONFIG_BOOTDELAY=3
 CONFIG_USE_BOOTARGS=y
+CONFIG_BOOTARGS="console=ttyS0,115200 earlyprintk root=/dev/mmcblk0p2 rw rootwait"
 # CONFIG_DISPLAY_BOARDINFO is not set
 CONFIG_SPL_SEPARATE_BSS=y
 CONFIG_SPL_DISPLAY_PRINT=y
diff --git a/configs/socfpga_agilex_defconfig b/configs/socfpga_agilex_defconfig
index 35316d7..60397a8 100644
--- a/configs/socfpga_agilex_defconfig
+++ b/configs/socfpga_agilex_defconfig
@@ -12,6 +12,8 @@
 CONFIG_SPL_FS_FAT=y
 CONFIG_SPL_TEXT_BASE=0xFFE00000
 CONFIG_BOOTDELAY=5
+CONFIG_USE_BOOTARGS=y
+CONFIG_BOOTARGS="earlycon"
 CONFIG_SPL_CACHE=y
 CONFIG_SPL_SPI_LOAD=y
 CONFIG_HUSH_PARSER=y
diff --git a/configs/socfpga_secu1_defconfig b/configs/socfpga_secu1_defconfig
index df30c7c..8ebbf73 100644
--- a/configs/socfpga_secu1_defconfig
+++ b/configs/socfpga_secu1_defconfig
@@ -14,6 +14,8 @@
 CONFIG_BUILD_TARGET="u-boot-with-nand-spl.sfp"
 CONFIG_DISTRO_DEFAULTS=y
 CONFIG_FIT=y
+CONFIG_USE_BOOTARGS=y
+CONFIG_BOOTARGS="console=ttyS0,115200 ubi.fm_autoconvert=1 uio_pdrv_genirq.of_id=\"idq,regbank\""
 # CONFIG_USE_BOOTCOMMAND is not set
 CONFIG_SYS_CONSOLE_IS_IN_ENV=y
 CONFIG_SYS_CONSOLE_OVERWRITE_ROUTINE=y
diff --git a/configs/socfpga_stratix10_defconfig b/configs/socfpga_stratix10_defconfig
index 21014f9..16ae0fe 100644
--- a/configs/socfpga_stratix10_defconfig
+++ b/configs/socfpga_stratix10_defconfig
@@ -12,6 +12,8 @@
 CONFIG_SPL_FS_FAT=y
 CONFIG_SPL_TEXT_BASE=0xFFE00000
 CONFIG_BOOTDELAY=5
+CONFIG_USE_BOOTARGS=y
+CONFIG_BOOTARGS="earlycon"
 CONFIG_SPL_SPI_LOAD=y
 CONFIG_HUSH_PARSER=y
 CONFIG_SYS_PROMPT="SOCFPGA_STRATIX10 # "
diff --git a/configs/stmark2_defconfig b/configs/stmark2_defconfig
index 036ff70..262f169 100644
--- a/configs/stmark2_defconfig
+++ b/configs/stmark2_defconfig
@@ -5,6 +5,8 @@
 CONFIG_ENV_SECT_SIZE=0x10000
 CONFIG_TARGET_STMARK2=y
 CONFIG_SYS_EXTRA_OPTIONS="CF_SBF,SYS_SERIAL_BOOT,SYS_INPUT_CLKSRC=30000000"
+CONFIG_USE_BOOTARGS=y
+CONFIG_BOOTARGS="console=ttyS0,115200 root=/dev/ram0 rw rootfstype=ramfs rdinit=/bin/init devtmpfs.mount=1"
 # CONFIG_DISPLAY_BOARDINFO is not set
 CONFIG_HUSH_PARSER=y
 # CONFIG_CMDLINE_EDITING is not set
diff --git a/configs/wb45n_defconfig b/configs/wb45n_defconfig
index ef069a6..0a0120f 100644
--- a/configs/wb45n_defconfig
+++ b/configs/wb45n_defconfig
@@ -15,6 +15,8 @@
 CONFIG_FIT=y
 CONFIG_SYS_EXTRA_OPTIONS="AT91SAM9X5,SYS_USE_NANDFLASH"
 CONFIG_BOOTDELAY=3
+CONFIG_USE_BOOTARGS=y
+CONFIG_BOOTARGS="console=ttyS0,115200 earlyprintk rw noinitrd mem=64M rootfstype=ubifs root=ubi0:rootfs ubi.mtd=6"
 CONFIG_BOARD_EARLY_INIT_F=y
 CONFIG_SPL_NAND_SUPPORT=y
 CONFIG_HUSH_PARSER=y
diff --git a/configs/wb50n_defconfig b/configs/wb50n_defconfig
index 1b444f0..b2f490a 100644
--- a/configs/wb50n_defconfig
+++ b/configs/wb50n_defconfig
@@ -15,6 +15,8 @@
 CONFIG_FIT=y
 CONFIG_SYS_EXTRA_OPTIONS="SAMA5D3,SYS_USE_NANDFLASH"
 CONFIG_BOOTDELAY=3
+CONFIG_USE_BOOTARGS=y
+CONFIG_BOOTARGS="rw rootfstype=ubifs ubi.mtd=6 root=ubi0:rootfs"
 CONFIG_SPL_NAND_SUPPORT=y
 CONFIG_HUSH_PARSER=y
 CONFIG_CMD_BOOTZ=y