Cleanup CONFIG_SPL_SERIAL_SUPPORT migration

CONFIG_SPL_SERIAL_SUPPORT had already been migrated to Kconfig, but
existed in some include files; fix those up here.

Signed-off-by: Alex Kiernan <alex.kiernan@gmail.com>
diff --git a/configs/controlcenterdc_defconfig b/configs/controlcenterdc_defconfig
index 5fe18c6..92d289e 100644
--- a/configs/controlcenterdc_defconfig
+++ b/configs/controlcenterdc_defconfig
@@ -4,6 +4,7 @@
 CONFIG_SPL_GPIO_SUPPORT=y
 CONFIG_SYS_MALLOC_F_LEN=0x2000
 CONFIG_TARGET_CONTROLCENTERDC=y
+CONFIG_SPL_SERIAL_SUPPORT=y
 CONFIG_SPL_SPI_FLASH_SUPPORT=y
 CONFIG_SPL_SPI_SUPPORT=y
 CONFIG_SPL=y
diff --git a/configs/ls1021aiot_sdcard_defconfig b/configs/ls1021aiot_sdcard_defconfig
index c27e4ab..ed82740 100644
--- a/configs/ls1021aiot_sdcard_defconfig
+++ b/configs/ls1021aiot_sdcard_defconfig
@@ -1,6 +1,7 @@
 CONFIG_ARM=y
 CONFIG_TARGET_LS1021AIOT=y
 CONFIG_SYS_TEXT_BASE=0x82000000
+CONFIG_SPL_SERIAL_SUPPORT=y
 CONFIG_SPL=y
 CONFIG_DEFAULT_DEVICE_TREE="ls1021a-iot-duart"
 CONFIG_SYS_EXTRA_OPTIONS="RAMBOOT_PBL,SPL_FSL_PBL,SD_BOOT,SD_BOOT_QSPI"
diff --git a/configs/ls1046aqds_nand_defconfig b/configs/ls1046aqds_nand_defconfig
index d8692d5..c5bd6bf 100644
--- a/configs/ls1046aqds_nand_defconfig
+++ b/configs/ls1046aqds_nand_defconfig
@@ -2,6 +2,7 @@
 CONFIG_TARGET_LS1046AQDS=y
 CONFIG_SYS_TEXT_BASE=0x82000000
 CONFIG_FSL_LS_PPA=y
+CONFIG_SPL_SERIAL_SUPPORT=y
 CONFIG_SPL=y
 CONFIG_DEFAULT_DEVICE_TREE="fsl-ls1046a-qds-duart"
 CONFIG_DISTRO_DEFAULTS=y
diff --git a/configs/ls1046aqds_sdcard_ifc_defconfig b/configs/ls1046aqds_sdcard_ifc_defconfig
index 5df09f5..405df66 100644
--- a/configs/ls1046aqds_sdcard_ifc_defconfig
+++ b/configs/ls1046aqds_sdcard_ifc_defconfig
@@ -2,6 +2,7 @@
 CONFIG_TARGET_LS1046AQDS=y
 CONFIG_SYS_TEXT_BASE=0x82000000
 CONFIG_FSL_LS_PPA=y
+CONFIG_SPL_SERIAL_SUPPORT=y
 CONFIG_SPL=y
 CONFIG_DEFAULT_DEVICE_TREE="fsl-ls1046a-qds-duart"
 CONFIG_DISTRO_DEFAULTS=y
diff --git a/configs/ls1046aqds_sdcard_qspi_defconfig b/configs/ls1046aqds_sdcard_qspi_defconfig
index 769a290..45d80b9 100644
--- a/configs/ls1046aqds_sdcard_qspi_defconfig
+++ b/configs/ls1046aqds_sdcard_qspi_defconfig
@@ -2,6 +2,7 @@
 CONFIG_TARGET_LS1046AQDS=y
 CONFIG_SYS_TEXT_BASE=0x82000000
 CONFIG_FSL_LS_PPA=y
+CONFIG_SPL_SERIAL_SUPPORT=y
 CONFIG_SPL=y
 CONFIG_DEFAULT_DEVICE_TREE="fsl-ls1046a-qds-duart"
 CONFIG_DISTRO_DEFAULTS=y
diff --git a/configs/ls1046ardb_emmc_defconfig b/configs/ls1046ardb_emmc_defconfig
index 1044604..4f74dc5 100644
--- a/configs/ls1046ardb_emmc_defconfig
+++ b/configs/ls1046ardb_emmc_defconfig
@@ -2,6 +2,7 @@
 CONFIG_TARGET_LS1046ARDB=y
 CONFIG_SYS_TEXT_BASE=0x82000000
 CONFIG_FSL_LS_PPA=y
+CONFIG_SPL_SERIAL_SUPPORT=y
 CONFIG_SPL=y
 CONFIG_DEFAULT_DEVICE_TREE="fsl-ls1046a-rdb"
 CONFIG_DISTRO_DEFAULTS=y
diff --git a/configs/ls1046ardb_sdcard_SECURE_BOOT_defconfig b/configs/ls1046ardb_sdcard_SECURE_BOOT_defconfig
index 196a000..04861b7 100644
--- a/configs/ls1046ardb_sdcard_SECURE_BOOT_defconfig
+++ b/configs/ls1046ardb_sdcard_SECURE_BOOT_defconfig
@@ -3,6 +3,7 @@
 CONFIG_SYS_TEXT_BASE=0x82000000
 CONFIG_SECURE_BOOT=y
 CONFIG_FSL_LS_PPA=y
+CONFIG_SPL_SERIAL_SUPPORT=y
 CONFIG_SPL=y
 CONFIG_DEFAULT_DEVICE_TREE="fsl-ls1046a-rdb"
 CONFIG_DISTRO_DEFAULTS=y
diff --git a/configs/ls1046ardb_sdcard_defconfig b/configs/ls1046ardb_sdcard_defconfig
index e20db0e..2281417 100644
--- a/configs/ls1046ardb_sdcard_defconfig
+++ b/configs/ls1046ardb_sdcard_defconfig
@@ -2,6 +2,7 @@
 CONFIG_TARGET_LS1046ARDB=y
 CONFIG_SYS_TEXT_BASE=0x82000000
 CONFIG_FSL_LS_PPA=y
+CONFIG_SPL_SERIAL_SUPPORT=y
 CONFIG_SPL=y
 CONFIG_DEFAULT_DEVICE_TREE="fsl-ls1046a-rdb"
 CONFIG_DISTRO_DEFAULTS=y