move drivers/mfd/*.h to include/linux/mfd
So drivers like collie_battery driver can use
those files easier.
diff --git a/drivers/mfd/mcp-core.c b/drivers/mfd/mcp-core.c
index 57271cb..84815f9 100644
--- a/drivers/mfd/mcp-core.c
+++ b/drivers/mfd/mcp-core.c
@@ -17,11 +17,11 @@
#include <linux/device.h>
#include <linux/slab.h>
#include <linux/string.h>
+#include <linux/mfd/mcp.h>
#include <mach/dma.h>
#include <asm/system.h>
-#include "mcp.h"
#define to_mcp(d) container_of(d, struct mcp, attached_device)
#define to_mcp_driver(d) container_of(d, struct mcp_driver, drv)