The GPIO need to be set as input before reading its current value and
set back to output for setting it; this fixes the non-working
'led <id> toggle' for GPIO based LEDs.
Signed-off-by: Otavio Salvador <ota...@ossystems.com.br>
---
drivers/misc/gpio_led.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/drivers/misc/gpio_led.c b/drivers/misc/gpio_led.c
index 6afb986..1882751 100644
--- a/drivers/misc/gpio_led.c
+++ b/drivers/misc/gpio_led.c
@@ -22,5 +22,6 @@ void __led_set(led_id_t mask, int state)
void __led_toggle(led_id_t mask)
{
- gpio_set_value(mask, !gpio_get_value(mask));
+ gpio_direction_input(mask);
+ __led_set(mask, !gpio_get_value(mask));
}
--
1.8.4.rc3
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