gpio: include <linux/gpio.h> not <asm/gpio.h>

Drivers should be including <linux/gpio.h> not <asm/gpio.h>.

Signed-off-by: H Hartley Sweeten <hsweeten@visionengravers.com>
Cc: David Brownell <david-b@pacbell.net>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
diff --git a/drivers/gpio/bt8xxgpio.c b/drivers/gpio/bt8xxgpio.c
index 5590414..2559f22 100644
--- a/drivers/gpio/bt8xxgpio.c
+++ b/drivers/gpio/bt8xxgpio.c
@@ -46,8 +46,7 @@
 #include <linux/module.h>
 #include <linux/pci.h>
 #include <linux/spinlock.h>
-
-#include <asm/gpio.h>
+#include <linux/gpio.h>
 
 /* Steal the hardware definitions from the bttv driver. */
 #include "../media/video/bt8xx/bt848.h"
diff --git a/drivers/gpio/mcp23s08.c b/drivers/gpio/mcp23s08.c
index c6c7aa1..cd651ec 100644
--- a/drivers/gpio/mcp23s08.c
+++ b/drivers/gpio/mcp23s08.c
@@ -6,12 +6,10 @@
 #include <linux/device.h>
 #include <linux/workqueue.h>
 #include <linux/mutex.h>
-
+#include <linux/gpio.h>
 #include <linux/spi/spi.h>
 #include <linux/spi/mcp23s08.h>
 
-#include <asm/gpio.h>
-
 
 /* Registers are all 8 bits wide.
  *
diff --git a/drivers/gpio/pca953x.c b/drivers/gpio/pca953x.c
index 8ab1308..6a2fb3f 100644
--- a/drivers/gpio/pca953x.c
+++ b/drivers/gpio/pca953x.c
@@ -13,6 +13,7 @@
 
 #include <linux/module.h>
 #include <linux/init.h>
+#include <linux/gpio.h>
 #include <linux/i2c.h>
 #include <linux/i2c/pca953x.h>
 #ifdef CONFIG_OF_GPIO
@@ -20,8 +21,6 @@
 #include <linux/of_gpio.h>
 #endif
 
-#include <asm/gpio.h>
-
 #define PCA953X_INPUT          0
 #define PCA953X_OUTPUT         1
 #define PCA953X_INVERT         2
diff --git a/drivers/gpio/pcf857x.c b/drivers/gpio/pcf857x.c
index 9525724..72f2449 100644
--- a/drivers/gpio/pcf857x.c
+++ b/drivers/gpio/pcf857x.c
@@ -20,11 +20,10 @@
 
 #include <linux/kernel.h>
 #include <linux/slab.h>
+#include <linux/gpio.h>
 #include <linux/i2c.h>
 #include <linux/i2c/pcf857x.h>
 
-#include <asm/gpio.h>
-
 
 static const struct i2c_device_id pcf857x_id[] = {
 	{ "pcf8574", 8 },