pinctrl: stmfx: Add missing header(s)

Do not imply that some of the generic headers may be always included.
Instead, include explicitly what we are direct user of.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>

diff --git a/drivers/pinctrl/pinctrl-stmfx.c b/drivers/pinctrl/pinctrl-stmfx.c
index ab4dde40d3ed42f73a907ae75f2e8f1798af7038..1181c4b506b11f0fbc2b493fcc56c4e4ca797fbe 100644 (file)
--- a/drivers/pinctrl/pinctrl-stmfx.c
+++ b/drivers/pinctrl/pinctrl-stmfx.c
@@ -10,6 +10,8 @@
 #include <linux/mfd/stmfx.h>
 #include <linux/module.h>
 #include <linux/platform_device.h>
+#include <linux/seq_file.h>
+
 #include <linux/pinctrl/pinconf.h>
 #include <linux/pinctrl/pinmux.h>