mips: octeon: Add Octeon III NIC23 board support

This patch adds the basic support for the PCIe target board equipped
with the Octeon III CN2350 SoC.

Signed-off-by: Stefan Roese <sr@denx.de>

configs/octeon_nic23_defconfig

@@ -0,0 +1,70 @@
+CONFIG_MIPS=y
+CONFIG_SYS_TEXT_BASE=0xffffffff80000000
+CONFIG_SYS_MALLOC_F_LEN=0x4000
+CONFIG_NR_DRAM_BANKS=2
+CONFIG_ENV_SIZE=0x2000
+CONFIG_ENV_OFFSET=0xe000
+CONFIG_ENV_SECT_SIZE=0x100
+CONFIG_DEBUG_UART_BASE=0x8001180000000800
+CONFIG_DEBUG_UART_CLOCK=800000000
+CONFIG_ARCH_OCTEON=y
+CONFIG_TARGET_OCTEON_NIC23=y
+# CONFIG_MIPS_CACHE_SETUP is not set
+# CONFIG_MIPS_CACHE_DISABLE is not set
+CONFIG_DEBUG_UART=y
+CONFIG_AHCI=y
+CONFIG_OF_BOARD_FIXUP=y
+CONFIG_SYS_CONSOLE_ENV_OVERWRITE=y
+# CONFIG_SYS_DEVICE_NULLDEV is not set
+CONFIG_ARCH_MISC_INIT=y
+CONFIG_BOARD_LATE_INIT=y
+CONFIG_HUSH_PARSER=y
+# CONFIG_CMD_FLASH is not set
+CONFIG_CMD_GPIO=y
+CONFIG_CMD_I2C=y
+CONFIG_CMD_MMC=y
+CONFIG_CMD_MTD=y
+CONFIG_CMD_PART=y
+CONFIG_CMD_PCI=y
+CONFIG_CMD_DHCP=y
+CONFIG_CMD_PING=y
+CONFIG_CMD_TIME=y
+CONFIG_CMD_EXT4=y
+CONFIG_CMD_FAT=y
+CONFIG_CMD_FS_GENERIC=y
+CONFIG_EFI_PARTITION=y
+CONFIG_ENV_IS_IN_SPI_FLASH=y
+CONFIG_ENV_ADDR=0xe000
+CONFIG_SATA=y
+CONFIG_AHCI_MVEBU=y
+CONFIG_CLK=y
+# CONFIG_INPUT is not set
+CONFIG_MISC=y
+CONFIG_MMC=y
+CONFIG_DM_MMC=y
+CONFIG_MMC_OCTEONTX=y
+CONFIG_MTD=y
+CONFIG_DM_MTD=y
+CONFIG_DM_SPI_FLASH=y
+CONFIG_SPI_FLASH_ATMEL=y
+CONFIG_SPI_FLASH_SPANSION=y
+CONFIG_SPI_FLASH_STMICRO=y
+# CONFIG_NETDEVICES is not set
+CONFIG_PCI=y
+CONFIG_DM_PCI=y
+CONFIG_DM_REGULATOR=y
+CONFIG_DM_REGULATOR_FIXED=y
+CONFIG_RAM=y
+CONFIG_RAM_OCTEON=y
+CONFIG_RAM_OCTEON_DDR4=y
+CONFIG_SCSI=y
+CONFIG_DEBUG_UART_SHIFT=3
+CONFIG_DEBUG_UART_ANNOUNCE=y
+CONFIG_SYS_NS16550=y
+CONFIG_OCTEON_SERIAL_BOOTCMD=y
+CONFIG_OCTEON_SERIAL_PCIE_CONSOLE=y
+CONFIG_SPI=y
+CONFIG_OCTEON_SPI=y
+CONFIG_SYSRESET=y
+CONFIG_SYSRESET_OCTEON=y
+CONFIG_HEXDUMP=y