[PATCH v4 14/18] gpio: regmap: Add missing header(s)

[Andy Shevchenko]

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

While at it, split out the GPIO group of headers.

Signed-off-by: Andy Shevchenko <andriy.shevchenko at linux.intel.com>
---
 drivers/gpio/gpio-regmap.c | 12 +++++++++---
 1 file changed, 9 insertions(+), 3 deletions(-)

diff --git a/drivers/gpio/gpio-regmap.c b/drivers/gpio/gpio-regmap.c
index fca17d478984..c08c8e528867 100644
--- a/drivers/gpio/gpio-regmap.c
+++ b/drivers/gpio/gpio-regmap.c
@@ -5,11 +5,17 @@
  * Copyright 2020 Michael Walle <michael at walle.cc>
  */
 
-#include <linux/gpio/driver.h>
-#include <linux/gpio/regmap.h>
-#include <linux/kernel.h>
+#include <linux/bits.h>
+#include <linux/device.h>
+#include <linux/err.h>
+#include <linux/io.h>
 #include <linux/module.h>
 #include <linux/regmap.h>
+#include <linux/slab.h>
+#include <linux/types.h>
+
+#include <linux/gpio/driver.h>
+#include <linux/gpio/regmap.h>
 
 struct gpio_regmap {
 	struct device *parent;
-- 
2.39.1