sh: Urquell board support.

This adds preliminary support for the SH7786-based Urquell board.

Signed-off-by: Kuninori Morimoto <morimoto.kuninori@renesas.com>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
diff --git a/arch/sh/boards/Kconfig b/arch/sh/boards/Kconfig
index c9da370..694abec 100644
--- a/arch/sh/boards/Kconfig
+++ b/arch/sh/boards/Kconfig
@@ -162,6 +162,11 @@
 	  DIP switch(S2-5). If you set the DIP switch for S2-5 = ON,
 	  you can access all on-board device in 29bit address mode.
 
+config SH_URQUELL
+	bool "Urquell"
+	depends on CPU_SUBTYPE_SH7786
+	select ARCH_REQUIRE_GPIOLIB
+
 config SH_MIGOR
 	bool "Migo-R"
 	depends on CPU_SUBTYPE_SH7722