nfc: mrvl: Don't use "proxy" headers

Update header inclusions to follow IWYU (Include What You Use)
principle.

In this case replace of_gpio.h, which is subject to remove by the GPIOLIB
subsystem, with the respective headers that are being used by the driver.

Acked-by: Krzysztof Kozlowski <[email protected]>
Signed-off-by: Andy Shevchenko <[email protected]>
Link: https://patch.msgid.link/[email protected]
Signed-off-by: Jakub Kicinski <[email protected]>

drivers/nfc/nfcmrvl/uart.c

@@ -5,11 +5,16 @@
  * Copyright (C) 2015, Marvell International Ltd.
  */
 
-#include <linux/module.h>
 #include <linux/delay.h>
-#include <linux/of_gpio.h>
+#include <linux/device.h>
+#include <linux/err.h>
+#include <linux/module.h>
+#include <linux/of.h>
+#include <linux/printk.h>
+
 #include <net/nfc/nci.h>
 #include <net/nfc/nci_core.h>
+
 #include "nfcmrvl.h"
 
 static unsigned int hci_muxed;