ARM: tegra: Add p2371-2180 board

P2371-2180 is a P2180 CPU board married to a P2597 I/O board. The
combination contains SoC, DRAM, eMMC, SD card slot, HDMI, USB
micro-B port, Ethernet via USB3, USB3 host port, SATA, PCIe, and
two GPIO expansion headers.

Signed-off-by: Stephen Warren <swarren@nvidia.com>
Signed-off-by: Tom Warren <twarren@nvidia.com>
diff --git a/configs/p2371-2180_defconfig b/configs/p2371-2180_defconfig
new file mode 100644
index 0000000..83fde57
--- /dev/null
+++ b/configs/p2371-2180_defconfig
@@ -0,0 +1,17 @@
+CONFIG_ARM=y
+CONFIG_TEGRA=y
+CONFIG_TEGRA210=y
+CONFIG_TARGET_P2371_2180=y
+CONFIG_DEFAULT_DEVICE_TREE="tegra210-p2371-2180"
+# CONFIG_CMD_IMI is not set
+# CONFIG_CMD_IMLS is not set
+# CONFIG_CMD_FLASH is not set
+# CONFIG_CMD_FPGA is not set
+# CONFIG_CMD_SETEXPR is not set
+# CONFIG_CMD_NFS is not set
+CONFIG_SPL_DM=y
+CONFIG_TEGRA114_SPI=y
+CONFIG_SPI_FLASH=y
+CONFIG_USB=y
+CONFIG_DM_USB=y
+CONFIG_USE_PRIVATE_LIBGCC=y