[ARM] eSATA SheevaPlug basic board support

Allow basic eSATA SheevaPlug board configuration and build.

Signed-off-by: John Holland <john.holland@cellent-fs.de>
Signed-off-by: Nicolas Pitre <nico@marvell.com>
--
diff --git a/arch/arm/mach-kirkwood/Kconfig b/arch/arm/mach-kirkwood/Kconfig
index f6c6196..1b8adda 100644
--- a/arch/arm/mach-kirkwood/Kconfig
+++ b/arch/arm/mach-kirkwood/Kconfig
@@ -32,6 +32,12 @@
 	  Say 'Y' here if you want your kernel to support the
 	  Marvell SheevaPlug Reference Board.
 
+config MACH_ESATA_SHEEVAPLUG
+	bool "Marvell eSATA SheevaPlug Reference Board"
+	help
+	  Say 'Y' here if you want your kernel to support the
+	  Marvell eSATA SheevaPlug Reference Board.
+
 config MACH_TS219
 	bool "QNAP TS-110, TS-119, TS-210, TS-219 and TS-219P Turbo NAS"
 	help