diff options
Diffstat (limited to 'arch/arm/plat-samsung/gpio-config.c')
| -rw-r--r-- | arch/arm/plat-samsung/gpio-config.c | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/arch/arm/plat-samsung/gpio-config.c b/arch/arm/plat-samsung/gpio-config.c index 19ab89df24c1..3282db360fa8 100644 --- a/arch/arm/plat-samsung/gpio-config.c +++ b/arch/arm/plat-samsung/gpio-config.c @@ -41,6 +41,26 @@ int s3c_gpio_cfgpin(unsigned int pin, unsigned int config) } EXPORT_SYMBOL(s3c_gpio_cfgpin); +unsigned s3c_gpio_getcfg(unsigned int pin) +{ + struct s3c_gpio_chip *chip = s3c_gpiolib_getchip(pin); + unsigned long flags; + unsigned ret = 0; + int offset; + + if (chip) { + offset = pin - chip->chip.base; + + local_irq_save(flags); + ret = s3c_gpio_do_getcfg(chip, offset); + local_irq_restore(flags); + } + + return ret; +} +EXPORT_SYMBOL(s3c_gpio_getcfg); + + int s3c_gpio_setpull(unsigned int pin, s3c_gpio_pull_t pull) { struct s3c_gpio_chip *chip = s3c_gpiolib_getchip(pin); |
