lantiq: xway: cleanup kernel config

CONFIG_SPI_LANTIQ was replaced by CONFIG_SPI_LANTIQ_SSC with the switch
to the upstreamed driver.

All other removed subtarget kernel config options are already set by
the target specific or global kernel config.

Signed-off-by: Mathias Kresin <dev@kresin.me>

target/linux/lantiq/xway/config-default

@@ -1,34 +1,14 @@
 CONFIG_ADM6996_PHY=y
 CONFIG_AR8216_PHY=y
-# CONFIG_ARCH_HAS_SG_CHAIN is not set
-CONFIG_ARCH_MIGHT_HAVE_PC_PARPORT=y
-CONFIG_ARCH_MIGHT_HAVE_PC_SERIO=y
-CONFIG_CLONE_BACKWARDS=y
-CONFIG_CPU_NEEDS_NO_SMARTMIPS_OR_MICROMIPS=y
-CONFIG_CPU_SUPPORTS_MSA=y
 CONFIG_CRC16=y
 CONFIG_CRYPTO_DEFLATE=y
 CONFIG_CRYPTO_LZO=y
 CONFIG_FIRMWARE_IN_KERNEL=y
-CONFIG_HAS_IOPORT_MAP=y
-# CONFIG_HAVE_64BIT_ALIGNED_ACCESS is not set
-CONFIG_HAVE_ARCH_SECCOMP_FILTER=y
-CONFIG_HAVE_ARCH_TRACEHOOK=y
-# CONFIG_HAVE_BOOTMEM_INFO_NODE is not set
-CONFIG_HAVE_CC_STACKPROTECTOR=y
-CONFIG_HAVE_CONTEXT_TRACKING=y
-CONFIG_HAVE_DEBUG_STACKOVERFLOW=y
-CONFIG_HAVE_DMA_CONTIGUOUS=y
-CONFIG_HAVE_SYSCALL_TRACEPOINTS=y
-CONFIG_HZ_PERIODIC=y
 CONFIG_INPUT=y
 CONFIG_INPUT_EVDEV=y
 CONFIG_INPUT_POLLDEV=y
-CONFIG_IRQCHIP=y
-CONFIG_IRQ_WORK=y
 # CONFIG_ISDN is not set
 CONFIG_LEDS_TRIGGER_HEARTBEAT=y
-CONFIG_LIBFDT=y
 CONFIG_LZO_COMPRESS=y
 CONFIG_LZO_DECOMPRESS=y
 CONFIG_MTD_NAND=y
@@ -36,7 +16,6 @@ CONFIG_MTD_NAND_ECC=y
 CONFIG_MTD_NAND_PLATFORM=y
 CONFIG_MTD_NAND_XWAY=y
 # CONFIG_MTD_PHYSMAP_OF is not set
-CONFIG_MTD_SPLIT_UIMAGE_FW=y
 CONFIG_MTD_UBI=y
 CONFIG_MTD_UBI_BEB_LIMIT=20
 CONFIG_MTD_UBI_BLOCK=y
@@ -44,17 +23,10 @@ CONFIG_MTD_UBI_BLOCK=y
 # CONFIG_MTD_UBI_GLUEBI is not set
 CONFIG_MTD_UBI_WL_THRESHOLD=4096
 CONFIG_NLS=y
-# CONFIG_NO_IOPORT_MAP is not set
-CONFIG_OF_ADDRESS_PCI=y
-# CONFIG_RCU_STALL_COMMON is not set
 CONFIG_RTL8306_PHY=y
 CONFIG_RTL8366S_PHY=y
 CONFIG_RTL8367B_PHY=y
 CONFIG_RTL8367_PHY=y
-CONFIG_SPI=y
-CONFIG_SPI_LANTIQ=y
-CONFIG_SPI_MASTER=y
-CONFIG_SYS_SUPPORTS_MIPS16=y
 CONFIG_UBIFS_FS=y
 CONFIG_UBIFS_FS_ADVANCED_COMPR=y
 CONFIG_UBIFS_FS_LZO=y
@@ -64,6 +36,5 @@ CONFIG_USB_COMMON=y
 # CONFIG_USB_EHCI_HCD is not set
 CONFIG_USB_SUPPORT=y
 # CONFIG_USB_UHCI_HCD is not set
-# CONFIG_XRX200_PHY_FW is not set
 CONFIG_ZLIB_DEFLATE=y
 CONFIG_ZLIB_INFLATE=y