diff options
Diffstat (limited to 'drivers/gpio/gpio-samsung.c')
| -rw-r--r-- | drivers/gpio/gpio-samsung.c | 50 |
1 files changed, 0 insertions, 50 deletions
diff --git a/drivers/gpio/gpio-samsung.c b/drivers/gpio/gpio-samsung.c index 3810da47043f..7c288ba4dc87 100644 --- a/drivers/gpio/gpio-samsung.c +++ b/drivers/gpio/gpio-samsung.c @@ -1309,56 +1309,6 @@ samsung_gpio_pull_t s3c_gpio_getpull(unsigned int pin) } EXPORT_SYMBOL(s3c_gpio_getpull); -#ifdef CONFIG_S5P_GPIO_DRVSTR -s5p_gpio_drvstr_t s5p_gpio_get_drvstr(unsigned int pin) -{ - struct samsung_gpio_chip *chip = samsung_gpiolib_getchip(pin); - unsigned int off; - void __iomem *reg; - int shift; - u32 drvstr; - - if (!chip) - return -EINVAL; - - off = pin - chip->chip.base; - shift = off * 2; - reg = chip->base + 0x0C; - - drvstr = __raw_readl(reg); - drvstr = drvstr >> shift; - drvstr &= 0x3; - - return (__force s5p_gpio_drvstr_t)drvstr; -} -EXPORT_SYMBOL(s5p_gpio_get_drvstr); - -int s5p_gpio_set_drvstr(unsigned int pin, s5p_gpio_drvstr_t drvstr) -{ - struct samsung_gpio_chip *chip = samsung_gpiolib_getchip(pin); - unsigned int off; - void __iomem *reg; - int shift; - u32 tmp; - - if (!chip) - return -EINVAL; - - off = pin - chip->chip.base; - shift = off * 2; - reg = chip->base + 0x0C; - - tmp = __raw_readl(reg); - tmp &= ~(0x3 << shift); - tmp |= drvstr << shift; - - __raw_writel(tmp, reg); - - return 0; -} -EXPORT_SYMBOL(s5p_gpio_set_drvstr); -#endif /* CONFIG_S5P_GPIO_DRVSTR */ - #ifdef CONFIG_PLAT_S3C24XX unsigned int s3c2410_modify_misccr(unsigned int clear, unsigned int change) { |