diff options
| author | Ben Dooks <ben-linux@fluff.org> | 2010-10-01 16:34:34 +0900 |
|---|---|---|
| committer | Kukjin Kim <kgene.kim@samsung.com> | 2010-10-23 11:49:57 +0900 |
| commit | 5459148b098e3bbdc24376f1865045189a80a0af (patch) | |
| tree | e303832cf0f25a91cf4ff5a05678304d1dda994c /arch/arm/plat-samsung/gpio-config.c | |
| parent | ce5d3ac1f57b7a4ff28c57ebef709b8f9fd30fab (diff) | |
ARM: SAMSUNG: Add s3c_gpio_cfgall_range() function
Add a function to configure a range of GPIOs function and
pull in one go, mainly for the SDHCI and framebuffer helpers
which tend to do this.
Signed-off-by: Ben Dooks <ben-linux@fluff.org>
[kgene.kim@samsung.com: Fix small comments]
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
Diffstat (limited to 'arch/arm/plat-samsung/gpio-config.c')
| -rw-r--r-- | arch/arm/plat-samsung/gpio-config.c | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/arch/arm/plat-samsung/gpio-config.c b/arch/arm/plat-samsung/gpio-config.c index fa180dcc41c..8a372110a85 100644 --- a/arch/arm/plat-samsung/gpio-config.c +++ b/arch/arm/plat-samsung/gpio-config.c @@ -56,6 +56,22 @@ int s3c_gpio_cfgpin_range(unsigned int start, unsigned int nr, } 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); |