[ARM] netwinder: clean up GPIO naming
Netwinder was using gpio_xxx names which could clash with the GPIO
layer. Add a 'nw_' prefix to ensure that these remain separate.
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
diff --git a/arch/arm/mach-footbridge/isa-irq.c b/arch/arm/mach-footbridge/isa-irq.c
index 54fec9a..9ee80a2 100644
--- a/arch/arm/mach-footbridge/isa-irq.c
+++ b/arch/arm/mach-footbridge/isa-irq.c
@@ -19,6 +19,7 @@
#include <linux/list.h>
#include <linux/init.h>
#include <linux/io.h>
+#include <linux/spinlock.h>
#include <asm/mach/irq.h>