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| author | Anton Arapov <anton@redhat.com> | 2012-08-07 11:21:50 +0200 |
|---|---|---|
| committer | Anton Arapov <anton@redhat.com> | 2012-08-07 12:52:25 +0200 |
| commit | 1d44b6f3fcf6058fb7c960b7558766967e8028f7 (patch) | |
| tree | 53d88547c973ba048d233091a3f91f3173ad01df /arch/arm/plat-orion/gpio.c | |
| parent | d91eda5d7b0383e6a0c83e0146ff141ff3b1355b (diff) | |
| download | kernel-uprobes-1d44b6f3fcf6058fb7c960b7558766967e8028f7.tar.gz kernel-uprobes-1d44b6f3fcf6058fb7c960b7558766967e8028f7.tar.xz kernel-uprobes-1d44b6f3fcf6058fb7c960b7558766967e8028f7.zip | |
fedora kernel: 222b075b3ff0d9e88aa9353e3c80667756ed7361v3.5.0-4
Signed-off-by: Anton Arapov <anton@redhat.com>
Diffstat (limited to 'arch/arm/plat-orion/gpio.c')
| -rw-r--r-- | arch/arm/plat-orion/gpio.c | 27 |
1 files changed, 25 insertions, 2 deletions
diff --git a/arch/arm/plat-orion/gpio.c b/arch/arm/plat-orion/gpio.c index 10d16088813..af95af25730 100644 --- a/arch/arm/plat-orion/gpio.c +++ b/arch/arm/plat-orion/gpio.c @@ -16,6 +16,7 @@ #include <linux/bitops.h> #include <linux/io.h> #include <linux/gpio.h> +#include <linux/leds.h> /* * GPIO unit register offsets. @@ -289,12 +290,34 @@ void orion_gpio_set_blink(unsigned pin, int blink) return; spin_lock_irqsave(&ochip->lock, flags); - __set_level(ochip, pin, 0); - __set_blinking(ochip, pin, blink); + __set_level(ochip, pin & 31, 0); + __set_blinking(ochip, pin & 31, blink); spin_unlock_irqrestore(&ochip->lock, flags); } EXPORT_SYMBOL(orion_gpio_set_blink); +#define ORION_BLINK_HALF_PERIOD 100 /* ms */ + +int orion_gpio_led_blink_set(unsigned gpio, int state, + unsigned long *delay_on, unsigned long *delay_off) +{ + + if (delay_on && delay_off && !*delay_on && !*delay_off) + *delay_on = *delay_off = ORION_BLINK_HALF_PERIOD; + + switch (state) { + case GPIO_LED_NO_BLINK_LOW: + case GPIO_LED_NO_BLINK_HIGH: + orion_gpio_set_blink(gpio, 0); + gpio_set_value(gpio, state); + break; + case GPIO_LED_BLINK: + orion_gpio_set_blink(gpio, 1); + } + return 0; +} +EXPORT_SYMBOL_GPL(orion_gpio_led_blink_set); + /***************************************************************************** * Orion GPIO IRQ |