ARM: omap3: evm: Name this directory omap3evm

Before this was named just evm, which doesn't match the naming
of the other TI board file directory and makes it look like a
common directory for evms. Name this omap3evm.

Signed-off-by: Andrew Davis <afd@ti.com>
Reviewed-by: Derald Woods <woods.technical@gmail.com>
diff --git a/board/ti/omap3evm/Kconfig b/board/ti/omap3evm/Kconfig
new file mode 100644
index 0000000..08a8aa2
--- /dev/null
+++ b/board/ti/omap3evm/Kconfig
@@ -0,0 +1,12 @@
+if TARGET_OMAP3_EVM
+
+config SYS_BOARD
+	default "omap3evm"
+
+config SYS_VENDOR
+	default "ti"
+
+config SYS_CONFIG_NAME
+	default "omap3_evm"
+
+endif