linux-kernel - Re: [PATCH v1 1/2] leds: leds-gpio: add retain-state-suspended property

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Message-ID: <CAK5ve-Km-STOFra=Z4G6wjOFgzeguvumhaWzUq_juYUD3Gwg1A@mail.gmail.com>
Date:	Thu, 6 Feb 2014 11:24:28 -0800
From:	Bryan Wu <cooloney@...il.com>
To:	Robin Gong <b38343@...escale.com>
Cc:	Pawel Moll <pawel.moll@....com>,
	Mark Rutland <mark.rutland@....com>,
	Ian Campbell <ijc+devicetree@...lion.org.uk>,
	galak@...eaurora.org, Rob Landley <rob@...dley.net>,
	"rpurdie@...ys.net" <rpurdie@...ys.net>,
	Grant Likely <grant.likely@...aro.org>,
	"devicetree@...r.kernel.org" <devicetree@...r.kernel.org>,
	"linux-doc@...r.kernel.org" <linux-doc@...r.kernel.org>,
	lkml <linux-kernel@...r.kernel.org>,
	Linux LED Subsystem <linux-leds@...r.kernel.org>,
	Rob Herring <robherring2@...il.com>
Subject: Re: [PATCH v1 1/2] leds: leds-gpio: add retain-state-suspended property

On Mon, Jan 20, 2014 at 3:41 AM, Robin Gong <b38343@...escale.com> wrote:
> Some gpio-leds need retain the state even in suspend, such as charger led.
> But this property missed in devicetree, add it.
>

Good catch, I just fold these 2 patches into one patch and applied.
Thanks,
-Bryan


> Signed-off-by: Robin Gong <b38343@...escale.com>
> ---
>  drivers/leds/leds-gpio.c |    3 +++
>  1 files changed, 3 insertions(+), 0 deletions(-)
>
> diff --git a/drivers/leds/leds-gpio.c b/drivers/leds/leds-gpio.c
> index 78b0e27..1bb3f1a 100644
> --- a/drivers/leds/leds-gpio.c
> +++ b/drivers/leds/leds-gpio.c
> @@ -204,6 +204,9 @@ static struct gpio_leds_priv *gpio_leds_create_of(struct platform_device *pdev)
>                                 led.default_state = LEDS_GPIO_DEFSTATE_OFF;
>                 }
>
> +               if (of_get_property(child, "retain-state-suspended", NULL))
> +                       led.retain_state_suspended = 1;
> +
>                 ret = create_gpio_led(&led, &priv->leds[priv->num_leds++],
>                                       &pdev->dev, NULL);
>                 if (ret < 0) {
> --
> 1.7.5.4
>
>
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