sh: mach-x3proto: Support for baseboard GPIOs.

This adds trivial support for the GPIOs implemented through the baseboard
CPLD, used for driving the button matrix.

Signed-off-by: Paul Mundt <lethal@linux-sh.org>

1 files changed, 12 insertions, 0 deletions

diff --git a/arch/sh/include/mach-x3proto/mach/hardware.h b/arch/sh/include/mach-x3proto/mach/hardware.h
new file mode 100644
index 000000000000..52bca57bfeb6
--- /dev/null
+++ b/arch/sh/include/mach-x3proto/mach/hardware.h
@@ -0,0 +1,12 @@
+#ifndef __MACH_X3PROTO_HARDWARE_H
+#define __MACH_X3PROTO_HARDWARE_H
+
+struct gpio_chip;
+
+/* arch/sh/boards/mach-x3proto/gpio.c */
+int x3proto_gpio_setup(void);
+extern struct gpio_chip x3proto_gpio_chip;
+
+#define NR_BASEBOARD_GPIOS      16
+
+#endif /* __MACH_X3PROTO_HARDWARE_H */