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/arch/arm/mach-tegra/tegra210/Kconfig b/arch/arm/mach-tegra/tegra210/Kconfig
index bd34db7..b07363a 100644
--- a/arch/arm/mach-tegra/tegra210/Kconfig
+++ b/arch/arm/mach-tegra/tegra210/Kconfig
@@ -18,6 +18,14 @@
 	  HDMI, USB micro-B port, Ethernet via USB3, USB3 host port, SATA,
 	  a GPIO expansion header, and an analog audio jack.
 
+config TARGET_P2371_2180
+	bool "NVIDIA Tegra210 P2371-2180 board"
+	help
+	  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.
+
 config TARGET_P2571
 	bool "NVIDIA Tegra210 P2571 base board"
 	help
@@ -30,6 +38,7 @@
 
 source "board/nvidia/e2220-1170/Kconfig"
 source "board/nvidia/p2371-0000/Kconfig"
+source "board/nvidia/p2371-2180/Kconfig"
 source "board/nvidia/p2571/Kconfig"
 
 endif