Merge branch '2022-07-07-Kconfig-migrations-dead-code-removal' into next

- Migrate more CONFIG options to Kconfig and remove some unused code
  while we're at it.
diff --git a/configs/ls1088ardb_tfa_SECURE_BOOT_defconfig b/configs/ls1088ardb_tfa_SECURE_BOOT_defconfig
index 7354d41..b5f556d 100644
--- a/configs/ls1088ardb_tfa_SECURE_BOOT_defconfig
+++ b/configs/ls1088ardb_tfa_SECURE_BOOT_defconfig
@@ -7,20 +7,19 @@
 CONFIG_SYS_MALLOC_F_LEN=0x6000
 CONFIG_NR_DRAM_BANKS=2
 CONFIG_ENV_SIZE=0x2000
-CONFIG_NXP_ESBC=y
 CONFIG_DM_GPIO=y
 CONFIG_DEFAULT_DEVICE_TREE="fsl-ls1088a-rdb"
+CONFIG_QSPI_AHB_INIT=y
+CONFIG_ARMV8_SEC_FIRMWARE_SUPPORT=y
+CONFIG_SEC_FIRMWARE_ARMV8_PSCI=y
+CONFIG_AHCI=y
+CONFIG_NXP_ESBC=y
 CONFIG_FSL_USE_PCA9547_MUX=y
 CONFIG_VID=y
-CONFIG_SPL_VID=y
 CONFIG_VID_FLS_ENV="ls1088ardb_vdd_mv"
 CONFIG_VOL_MONITOR_LTC3882_READ=y
 CONFIG_VOL_MONITOR_LTC3882_SET=y
 CONFIG_FSL_QIXIS=y
-CONFIG_QSPI_AHB_INIT=y
-CONFIG_ARMV8_SEC_FIRMWARE_SUPPORT=y
-CONFIG_SEC_FIRMWARE_ARMV8_PSCI=y
-CONFIG_AHCI=y
 CONFIG_SYS_MEMTEST_START=0x80000000
 CONFIG_SYS_MEMTEST_END=0x9fffffff
 CONFIG_DISTRO_DEFAULTS=y
@@ -101,6 +100,5 @@
 CONFIG_USB_DWC3=y
 CONFIG_USB_GADGET=y
 CONFIG_RSA=y
-CONFIG_SPL_RSA=y
 CONFIG_RSA_SOFTWARE_EXP=y
 CONFIG_EFI_LOADER_BOUNCE_BUFFER=y