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Diffstat (limited to 'arch/arm/plat-orion/gpio.c')
-rw-r--r--arch/arm/plat-orion/gpio.c27
1 files changed, 25 insertions, 2 deletions
diff --git a/arch/arm/plat-orion/gpio.c b/arch/arm/plat-orion/gpio.c
index 10d1608..af95af2 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