diff options
| author | Rabin Vincent <rabin.vincent@stericsson.com> | 2011-03-16 15:25:23 +0530 |
|---|---|---|
| committer | Ulf Hansson <ulf.hansson@stericsson.com> | 2011-09-19 15:15:42 +0200 |
| commit | 7ede2921aa06de38ebc133cdea9cbee7df02ab80 (patch) | |
| tree | d78bebceb9d2072231d5d8a7c38676ecfb72771f /include | |
| parent | 3b9ee81415a5049b63b2118a56045b7932e0380d (diff) | |
gpio/nomadik: disable clocks when unused
The GPIO clock is required for register access and interrupt detection.
When interrupt detection is not required on any of the pin in a block,
the block's clock can be disabled when the registers are not being
accessed.
Signed-off-by: Rabin Vincent <rabin.vincent@stericsson.com>
Reviewed-by: Rickard Andersson <rickard.andersson@stericsson.com>
Reviewed-by: Jonas Aberg <jonas.aberg@stericsson.com>
[Adjust for new IRQ chip core code, use only local functions]
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Diffstat (limited to 'include')
| -rw-r--r-- | include/linux/gpio/nomadik.h | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/include/linux/gpio/nomadik.h b/include/linux/gpio/nomadik.h index 0cfe96ece47..cc956d1eb81 100644 --- a/include/linux/gpio/nomadik.h +++ b/include/linux/gpio/nomadik.h @@ -66,6 +66,9 @@ extern int nmk_gpio_get_mode(int gpio); extern void nmk_gpio_wakeups_suspend(void); extern void nmk_gpio_wakeups_resume(void); +extern void nmk_gpio_clocks_enable(void); +extern void nmk_gpio_clocks_disable(void); + extern void nmk_gpio_read_pull(int gpio_bank, u32 *pull_up); /* |