sh: add support for SMSC Polaris platform

Polaris is an SMSC reference platform with a SH7709S CPU and LAN9118
ethernet controller.  This patch adds support for it.

Updated following feedback from Nobuhiro Iwamatsu.

Signed-off-by: Steve Glendinning <steve.glendinning@smsc.com>
Reviewed-by: Nobuhiro Iwamatsu <iwamatsu.nobuhiro@renesas.com>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>

1 files changed, 7 insertions, 0 deletions

diff --git a/arch/sh/boards/Kconfig b/arch/sh/boards/Kconfig
index 48c043bf45ca..dcc1af8a2cfe 100644
--- a/arch/sh/boards/Kconfig
+++ b/arch/sh/boards/Kconfig
@@ -261,6 +261,13 @@ config SH_CAYMAN
         depends on CPU_SUBTYPE_SH5_101 || CPU_SUBTYPE_SH5_103
         select SYS_SUPPORTS_PCI
 
+config SH_POLARIS
+        bool "SMSC Polaris"
+        select CPU_HAS_IPR_IRQ
+        depends on CPU_SUBTYPE_SH7709
+        help
+          Select if configuring for an SMSC Polaris development board
+
 endmenu
 
 source "arch/sh/boards/mach-r2d/Kconfig"