Convert CONFIG_SYS_CONSOLE_IS_IN_ENV and CONFIG_CONSOLE_MUX to Kconfig

This converts the following to Kconfig:
   CONFIG_SYS_CONSOLE_IS_IN_ENV
   CONFIG_CONSOLE_MUX

Signed-off-by: Simon Glass <sjg@chromium.org>
[trini: Re-order, re-migrate]
Signed-off-by: Tom Rini <trini@konsulko.com>
diff --git a/configs/ls1043ardb_SECURE_BOOT_defconfig b/configs/ls1043ardb_SECURE_BOOT_defconfig
index 262769d..3d1a439 100644
--- a/configs/ls1043ardb_SECURE_BOOT_defconfig
+++ b/configs/ls1043ardb_SECURE_BOOT_defconfig
@@ -1,11 +1,11 @@
 CONFIG_ARM=y
 CONFIG_TARGET_LS1043ARDB=y
+CONFIG_SYS_FSL_DDR4=y
 CONFIG_DEFAULT_DEVICE_TREE="fsl-ls1043a-rdb"
 CONFIG_FIT=y
 CONFIG_FIT_VERBOSE=y
 CONFIG_OF_BOARD_SETUP=y
 CONFIG_SYS_EXTRA_OPTIONS="SECURE_BOOT"
-CONFIG_SYS_FSL_DDR4=y
 CONFIG_BOOTDELAY=10
 CONFIG_HUSH_PARSER=y
 CONFIG_CMD_MMC=y
@@ -24,9 +24,9 @@
 CONFIG_SYS_NS16550=y
 CONFIG_DM_SPI=y
 CONFIG_USB=y
+CONFIG_DM_USB=y
 CONFIG_USB_XHCI_HCD=y
 CONFIG_USB_XHCI_DWC3=y
-CONFIG_DM_USB=y
 CONFIG_USB_STORAGE=y
 CONFIG_RSA=y
 CONFIG_SPL_RSA=y