diff options
author | Rabin Vincent <rabin.vincent@stericsson.com> | 2010-03-23 11:32:54 +0530 |
---|---|---|
committer | John Rigby <john.rigby@linaro.org> | 2010-09-02 22:44:45 -0600 |
commit | fec7f54996849ec74e5c57c6647883d54bea7d5a (patch) | |
tree | 25138a22b6deea8233c2b2f8ea7fd6b35ae9bf5f /arch/arm | |
parent | a9eb0070113b74bf0332180a1c255bc9ae53d8a9 (diff) |
nomadik-gpio: add kerneldoc comments for exported funcs
Signed-off-by: Rabin Vincent <rabin.vincent@stericsson.com>
Diffstat (limited to 'arch/arm')
-rw-r--r-- | arch/arm/plat-nomadik/gpio.c | 17 |
1 files changed, 16 insertions, 1 deletions
diff --git a/arch/arm/plat-nomadik/gpio.c b/arch/arm/plat-nomadik/gpio.c index 6f7363ccdff..1a75e2eef55 100644 --- a/arch/arm/plat-nomadik/gpio.c +++ b/arch/arm/plat-nomadik/gpio.c @@ -91,7 +91,15 @@ int nmk_gpio_set_pull(int gpio, int gpio_pull) } EXPORT_SYMBOL(nmk_gpio_set_pull); -/* Mode functions */ +/** + * nmk_gpio_set_mode() - set the mux mode of a gpio pin + * @gpio: pin number + * @gpio_mode: one of NMK_GPIO_ALT_GPIO, NMK_GPIO_ALT_A, + * NMK_GPIO_ALT_B, and NMK_GPIO_ALT_C + * + * Sets the mode of the specified pin to one of the alternate functions or + * plain GPIO. + */ int nmk_gpio_set_mode(int gpio, int gpio_mode) { struct nmk_gpio_chip *nmk_chip; @@ -119,6 +127,13 @@ int nmk_gpio_set_mode(int gpio, int gpio_mode) } EXPORT_SYMBOL(nmk_gpio_set_mode); +/** + * nmk_gpio_get_mode() - get the mux mode of a gpio pin + * @gpio: pin number + * + * Returns the mode of the specified pin. One of NMK_GPIO_ALT_GPIO, + * NMK_GPIO_ALT_A, NMK_GPIO_ALT_B, and NMK_GPIO_ALT_C. + */ int nmk_gpio_get_mode(int gpio) { struct nmk_gpio_chip *nmk_chip; |