pinctrl: aspeed: Cleanup header includes

Remove unused includes (no mutexes, string functions, no OF functions)
and bring directly used mod_devicetable.h (previously pulled via of.h).

Reviewed-by: Andrew Jeffery <andrew@codeconstruct.com.au>
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@oss.qualcomm.com>
Signed-off-by: Linus Walleij <linusw@kernel.org>

Author: krzk

drivers/pinctrl/aspeed/pinctrl-aspeed-g4.c

@@ -6,14 +6,12 @@
 #include <linux/init.h>
 #include <linux/io.h>
 #include <linux/kernel.h>
-#include <linux/mutex.h>
-#include <linux/of.h>
+#include <linux/mod_devicetable.h>
 #include <linux/platform_device.h>
 #include <linux/pinctrl/pinctrl.h>
 #include <linux/pinctrl/pinmux.h>
 #include <linux/pinctrl/pinconf.h>
 #include <linux/pinctrl/pinconf-generic.h>
-#include <linux/string.h>
 #include <linux/types.h>
 
 #include "../core.h"

drivers/pinctrl/aspeed/pinctrl-aspeed-g5.c

@@ -7,14 +7,13 @@
 #include <linux/io.h>
 #include <linux/kernel.h>
 #include <linux/mfd/syscon.h>
-#include <linux/mutex.h>
+#include <linux/mod_devicetable.h>
 #include <linux/of.h>
 #include <linux/platform_device.h>
 #include <linux/pinctrl/pinctrl.h>
 #include <linux/pinctrl/pinmux.h>
 #include <linux/pinctrl/pinconf.h>
 #include <linux/pinctrl/pinconf-generic.h>
-#include <linux/string.h>
 #include <linux/types.h>
 
 #include "../core.h"

drivers/pinctrl/aspeed/pinctrl-aspeed-g6.c

@@ -4,13 +4,10 @@
 #include <linux/init.h>
 #include <linux/io.h>
 #include <linux/kernel.h>
-#include <linux/mfd/syscon.h>
-#include <linux/mutex.h>
-#include <linux/of.h>
+#include <linux/mod_devicetable.h>
 #include <linux/platform_device.h>
 #include <linux/pinctrl/pinctrl.h>
 #include <linux/pinctrl/pinmux.h>
-#include <linux/string.h>
 #include <linux/types.h>
 
 #include "../core.h"