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dm: led: auto probe() LEDs with "default-state"

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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>
This commit is contained in:
Patrick Bruenn 2018-04-11 11:16:28 +02:00 • committed by Tom Rini
parent d90f0d4cae
commit bc882f5d5c
1 changed files with 9 additions and 0 deletions
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9
drivers/led/led_gpio.c
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@ -10,6 +10,7 @@
#include <led.h>
#include <asm/gpio.h>
#include <dm/lists.h>
#include <dm/uclass-internal.h>
struct led_gpio_priv {
struct gpio_desc gpio;
@ -117,6 +118,14 @@ 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;