On 3 April 2018 at 15:31, <linux-kernel-...@beckhoff.com> wrote:
> From: Patrick Bruenn <p.bru...@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.bru...@beckhoff.com>
> ---
>
> Changes in v2: None
>
> drivers/led/led_gpio.c | 9 +++++++++
> 1 file changed, 9 insertions(+)
Reviewed-by: Simon Glass <s...@chromium.org>
But please see below.
>
> diff --git a/drivers/led/led_gpio.c b/drivers/led/led_gpio.c
> index e68d8d3864..d2fe3d5ad5 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_string(node, "default-state")) {
Here I think you mean ofnode_read_boot() ?
> + struct udevice *devp;
> +
> + ret = uclass_get_device_tail(dev, 0, &devp);
> + if (ret)
> + return ret;
> + }
> }
>
> return 0;
> --
> 2.11.0
>
>
Regards,
Simon
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