gpio-langwell: drop away explicit casting

Since the type of the reg_base member is void __iomem * we don't need to have
explicit casting in gpio_reg() and gpio_reg_2bit().

Update year in the copyright notice as well.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Acked-by: Mika Westerberg <mika.westerberg@linux.intel.com>
Acked-by: David Cohen <david.a.cohen@intel.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>

diff --git a/drivers/gpio/gpio-langwell.c b/drivers/gpio/gpio-langwell.c
index 313d190c528d4167818fcd497a40d95cf7a2a372..fec85ca89c58013cf3300939af8dc3f46e7113ef 100644 (file)
--- a/drivers/gpio/gpio-langwell.c
+++ b/drivers/gpio/gpio-langwell.c
@@ -1,7 +1,7 @@
 /*
  * Moorestown platform Langwell chip GPIO driver
  *
- * Copyright (c) 2008 - 2009,  Intel Corporation.
+ * Copyright (c) 2008, 2009, 2013, Intel Corporation.
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of the GNU General Public License version 2 as
@@ -74,15 +74,13 @@ struct lnw_gpio {
 #define to_lnw_priv(chip)      container_of(chip, struct lnw_gpio, chip)
 
 static void __iomem *gpio_reg(struct gpio_chip *chip, unsigned offset,
-                       enum GPIO_REG reg_type)
+                             enum GPIO_REG reg_type)
 {
        struct lnw_gpio *lnw = to_lnw_priv(chip);
        unsigned nreg = chip->ngpio / 32;
        u8 reg = offset / 32;
-       void __iomem *ptr;
 
-       ptr = (void __iomem *)(lnw->reg_base + reg_type * nreg * 4 + reg * 4);
-       return ptr;
+       return lnw->reg_base + reg_type * nreg * 4 + reg * 4;
 }
 
 static void __iomem *gpio_reg_2bit(struct gpio_chip *chip, unsigned offset,
@@ -91,10 +89,8 @@ static void __iomem *gpio_reg_2bit(struct gpio_chip *chip, unsigned offset,
        struct lnw_gpio *lnw = to_lnw_priv(chip);
        unsigned nreg = chip->ngpio / 32;
        u8 reg = offset / 16;
-       void __iomem *ptr;
 
-       ptr = (void __iomem *)(lnw->reg_base + reg_type * nreg * 4 + reg * 4);
-       return ptr;
+       return lnw->reg_base + reg_type * nreg * 4 + reg * 4;
 }
 
 static int lnw_gpio_request(struct gpio_chip *chip, unsigned offset)