gpio: add MC33880 driver

A GPIO driver for the Freescale MC33880 High/Low side switch

Signed-off-by: Richard Röjfors <richard.rojfors.ext@mocean-labs.com>
Cc: David Brownell <david-b@pacbell.net>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
diff --git a/include/linux/spi/mc33880.h b/include/linux/spi/mc33880.h
new file mode 100644
index 0000000..82ffccd
--- /dev/null
+++ b/include/linux/spi/mc33880.h
@@ -0,0 +1,10 @@
+#ifndef LINUX_SPI_MC33880_H
+#define LINUX_SPI_MC33880_H
+
+struct mc33880_platform_data {
+	/* number assigned to the first GPIO */
+	unsigned	base;
+};
+
+#endif
+