From: Patrick Bruenn p.bruenn@beckhoff.com
To avoid board specificy LED activation code, automatically activate gpio-leds with "default-state" property during bind().
Signed-off-by: Patrick Bruenn p.bruenn@beckhoff.com ---
Changes in v4: None Changes in v3: None Changes in v2: None
drivers/led/led_gpio.c | 9 +++++++++ 1 file changed, 9 insertions(+)
diff --git a/drivers/led/led_gpio.c b/drivers/led/led_gpio.c index e68d8d3864..f5b3b63493 100644 --- a/drivers/led/led_gpio.c +++ b/drivers/led/led_gpio.c @@ -11,6 +11,7 @@ #include <led.h> #include <asm/gpio.h> #include <dm/lists.h> +#include <dm/uclass-internal.h>
DECLARE_GLOBAL_DATA_PTR;
@@ -120,6 +121,14 @@ static int led_gpio_bind(struct udevice *parent) return ret; uc_plat = dev_get_uclass_platdata(dev); uc_plat->label = label; + + if (ofnode_read_bool(node, "default-state")) { + struct udevice *devp; + + ret = uclass_get_device_tail(dev, 0, &devp); + if (ret) + return ret; + } }
return 0;