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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>
hifive-unleashed-5.1
Andy Shevchenko 2013-05-22 13:20:14 +03:00 committed by Linus Walleij
parent 8aca119f56
commit 611a485b5f
1 changed files with 4 additions and 8 deletions
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12
drivers/gpio/gpio-langwell.c
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@ -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)