arm: octeontx2: Add support for OcteonTX2 SoC platforms

This patch adds support for all OcteonTX2 96xx/95xx
boards from Marvell.
For 96xx boards, use octeontx_96xx_defconfig and
for 95xx boards, use octeontx_95xx_defconfig.

Signed-off-by: Suneel Garapati <sgarapati@marvell.com>
diff --git a/configs/octeontx2_96xx_defconfig b/configs/octeontx2_96xx_defconfig
new file mode 100644
index 0000000..05cc133
--- /dev/null
+++ b/configs/octeontx2_96xx_defconfig
@@ -0,0 +1,131 @@
+CONFIG_ARM=y
+# CONFIG_ARM64_SUPPORT_AARCH32 is not set
+CONFIG_ARCH_OCTEONTX2=y
+CONFIG_SYS_TEXT_BASE=0x04000000
+CONFIG_SYS_MALLOC_F_LEN=0x4000
+CONFIG_NR_DRAM_BANKS=1
+CONFIG_ENV_SIZE=0x8000
+CONFIG_ENV_OFFSET=0xF00000
+CONFIG_ENV_SECT_SIZE=0x10000
+CONFIG_TARGET_OCTEONTX2_96XX=y
+CONFIG_DM_GPIO=y
+CONFIG_DEBUG_UART_BASE=0x87e028000000
+CONFIG_DEBUG_UART_CLOCK=24000000
+CONFIG_DEBUG_UART=y
+CONFIG_AHCI=y
+# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+CONFIG_FIT=y
+CONFIG_FIT_SIGNATURE=y
+CONFIG_OF_BOARD_SETUP=y
+CONFIG_BOOTDELAY=5
+CONFIG_USE_BOOTARGS=y
+CONFIG_BOOTARGS="console=ttyAMA0,115200n8 earlycon=pl011,0x87e028000000 maxcpus=24 rootwait rw root=/dev/mmcblk0p2 coherent_pool=16M"
+CONFIG_VERSION_VARIABLE=y
+# CONFIG_DISPLAY_CPUINFO is not set
+CONFIG_BOARD_EARLY_INIT_R=y
+CONFIG_HUSH_PARSER=y
+CONFIG_SYS_PROMPT="Marvell> "
+# CONFIG_CMD_BOOTEFI_HELLO_COMPILE is not set
+CONFIG_CMD_MD5SUM=y
+CONFIG_MD5SUM_VERIFY=y
+CONFIG_CMD_MX_CYCLIC=y
+CONFIG_CMD_MEMTEST=y
+CONFIG_CMD_SHA1SUM=y
+CONFIG_SHA1SUM_VERIFY=y
+CONFIG_CMD_DM=y
+# CONFIG_CMD_FLASH is not set
+CONFIG_CMD_GPIO=y
+CONFIG_CMD_I2C=y
+CONFIG_CMD_MMC=y
+CONFIG_CMD_PART=y
+CONFIG_CMD_PCI=y
+CONFIG_CMD_SF_TEST=y
+CONFIG_CMD_USB=y
+CONFIG_CMD_DHCP=y
+CONFIG_CMD_TFTPPUT=y
+CONFIG_CMD_TFTPSRV=y
+CONFIG_CMD_RARP=y
+CONFIG_CMD_MII=y
+CONFIG_CMD_PING=y
+CONFIG_CMD_CDP=y
+CONFIG_CMD_SNTP=y
+CONFIG_CMD_DNS=y
+CONFIG_CMD_LINK_LOCAL=y
+CONFIG_CMD_PXE=y
+CONFIG_CMD_TIME=y
+CONFIG_CMD_EXT2=y
+CONFIG_CMD_EXT4=y
+CONFIG_CMD_EXT4_WRITE=y
+CONFIG_CMD_FAT=y
+CONFIG_CMD_FS_GENERIC=y
+CONFIG_EFI_PARTITION=y
+CONFIG_PARTITION_TYPE_GUID=y
+CONFIG_OF_BOARD=y
+CONFIG_ENV_IS_IN_SPI_FLASH=y
+CONFIG_USE_ENV_SPI_BUS=y
+CONFIG_ENV_SPI_BUS=0
+CONFIG_USE_ENV_SPI_CS=y
+CONFIG_ENV_SPI_CS=0
+CONFIG_USE_ENV_SPI_MAX_HZ=y
+CONFIG_ENV_SPI_MAX_HZ=125000000
+CONFIG_USE_ENV_SPI_MODE=y
+CONFIG_ENV_SPI_MODE=0x0
+CONFIG_NET_RANDOM_ETHADDR=y
+CONFIG_SCSI_AHCI=y
+CONFIG_AHCI_PCI=y
+CONFIG_DM_I2C=y
+CONFIG_I2C_SET_DEFAULT_BUS_NUM=y
+CONFIG_I2C_MUX=y
+CONFIG_I2C_MUX_PCA954x=y
+CONFIG_MISC=y
+CONFIG_DM_MMC=y
+CONFIG_MMC_HS400_SUPPORT=y
+CONFIG_MMC_OCTEONTX=y
+CONFIG_MTD=y
+CONFIG_DM_SPI_FLASH=y
+CONFIG_SF_DEFAULT_MODE=0x0
+CONFIG_SF_DEFAULT_SPEED=125000000
+CONFIG_SPI_FLASH_SFDP_SUPPORT=y
+CONFIG_SPI_FLASH_MACRONIX=y
+CONFIG_SPI_FLASH_SPANSION=y
+CONFIG_SPI_FLASH_STMICRO=y
+CONFIG_SPI_FLASH_WINBOND=y
+CONFIG_PHYLIB=y
+CONFIG_PHY_MARVELL=y
+CONFIG_PHY_VITESSE=y
+CONFIG_DM_ETH=y
+CONFIG_E1000=y
+CONFIG_E1000_SPI=y
+CONFIG_CMD_E1000=y
+CONFIG_NET_OCTEONTX2=y
+CONFIG_NVME=y
+CONFIG_PCI=y
+CONFIG_DM_PCI=y
+CONFIG_DM_PCI_COMPAT=y
+CONFIG_PCI_REGION_MULTI_ENTRY=y
+CONFIG_PCI_SRIOV=y
+CONFIG_PCI_ARID=y
+CONFIG_PCI_OCTEONTX=y
+CONFIG_DM_REGULATOR=y
+CONFIG_DM_REGULATOR_FIXED=y
+CONFIG_DM_REGULATOR_GPIO=y
+CONFIG_DM_RTC=y
+CONFIG_SCSI=y
+CONFIG_DM_SCSI=y
+CONFIG_DM_SERIAL=y
+CONFIG_DEBUG_UART_SKIP_INIT=y
+CONFIG_PL01X_SERIAL=y
+CONFIG_SPI=y
+CONFIG_DM_SPI=y
+CONFIG_OCTEON_SPI=y
+CONFIG_USB=y
+CONFIG_DM_USB=y
+CONFIG_USB_XHCI_HCD=y
+CONFIG_USB_XHCI_PCI=y
+CONFIG_USB_STORAGE=y
+CONFIG_USB_HOST_ETHER=y
+CONFIG_USB_ETHER_ASIX=y
+CONFIG_USB_ETHER_ASIX88179=y
+CONFIG_USB_ETHER_RTL8152=y
+CONFIG_WDT=y
+CONFIG_ERRNO_STR=y