diff options
Diffstat (limited to 'arch/arm/plat-samsung/gpio-config.c')
| -rw-r--r-- | arch/arm/plat-samsung/gpio-config.c | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/arch/arm/plat-samsung/gpio-config.c b/arch/arm/plat-samsung/gpio-config.c index e3d41eaed1f..8a372110a85 100644 --- a/arch/arm/plat-samsung/gpio-config.c +++ b/arch/arm/plat-samsung/gpio-config.c @@ -41,6 +41,37 @@ int s3c_gpio_cfgpin(unsigned int pin, unsigned int config) } EXPORT_SYMBOL(s3c_gpio_cfgpin); +int s3c_gpio_cfgpin_range(unsigned int start, unsigned int nr, + unsigned int cfg) +{ + int ret; + + for (; nr > 0; nr--, start++) { + ret = s3c_gpio_cfgpin(start, cfg); + if (ret != 0) + return ret; + } + + return 0; +} +EXPORT_SYMBOL_GPL(s3c_gpio_cfgpin_range); + +int s3c_gpio_cfgall_range(unsigned int start, unsigned int nr, + unsigned int cfg, s3c_gpio_pull_t pull) +{ + int ret; + + for (; nr > 0; nr--, start++) { + s3c_gpio_setpull(start, pull); + ret = s3c_gpio_cfgpin(start, cfg); + if (ret != 0) + return ret; + } + + return 0; +} +EXPORT_SYMBOL_GPL(s3c_gpio_cfgall_range); + unsigned s3c_gpio_getcfg(unsigned int pin) { struct s3c_gpio_chip *chip = s3c_gpiolib_getchip(pin); |