Linux-LEDs Archive on lore.kernel.org
 help / color / Atom feed
From: Marek Behun <marek.behun@nic.cz>
To: Andrew Lunn <andrew@lunn.ch>
Cc: netdev@vger.kernel.org, linux-leds@vger.kernel.org,
	"Pavel Machek" <pavel@ucw.cz>,
	jacek.anaszewski@gmail.com, "Dan Murphy" <dmurphy@ti.com>,
	"Ondřej Jirman" <megous@megous.com>,
	"Russell King" <linux@armlinux.org.uk>,
	"Thomas Petazzoni" <thomas.petazzoni@bootlin.com>,
	"Gregory Clement" <gregory.clement@bootlin.com>,
	linux-kernel@vger.kernel.org
Subject: Re: [PATCH RFC leds + net-next v4 1/2] net: phy: add API for LEDs controlled by PHY HW
Date: Tue, 28 Jul 2020 19:28:38 +0200
Message-ID: <20200728192838.29c798a9@nic.cz> (raw)
In-Reply-To: <20200728161800.GJ1705504@lunn.ch>

On Tue, 28 Jul 2020 18:18:00 +0200
Andrew Lunn <andrew@lunn.ch> wrote:

> > +static int of_phy_register_led(struct phy_device *phydev, struct device_node *np)
> > +{
> > +	struct led_init_data init_data = {};
> > +	struct phy_device_led *led;
> > +	u32 reg;
> > +	int ret;
> > +
> > +	ret = of_property_read_u32(np, "reg", &reg);
> > +	if (ret < 0)
> > +		return ret;
> > +
> > +	led = devm_kzalloc(&phydev->mdio.dev, sizeof(struct phy_device_led), GFP_KERNEL);
> > +	if (!led)
> > +		return -ENOMEM;
> > +
> > +	led->cdev.brightness_set_blocking = phy_led_brightness_set;
> > +	led->cdev.trigger_type = &phy_hw_led_trig_type;
> > +	led->addr = reg;
> > +
> > +	of_property_read_string(np, "linux,default-trigger", &led->cdev.default_trigger);  
> 
> Hi Marek
> 
> I think we need one more optional property. If the trigger has been
> set to the PHY hardware trigger, we then should be able to set which
> of the different blink patterns we want the LED to use. I guess most
> users will never actually make use of the sys/class/led interface, if
> the default in device tree is sensible. But that requires DT can fully
> configure the LED.
> 
>    Andrew

Yes, I also thought about that. We have the linux,default-trigger
property, so maybe we could add linux,default-hw-control-mode property
as well.

Marek

  reply index

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-07-28 15:05 [PATCH RFC leds + net-next v4 0/2] Add support for LEDs on Marvell PHYs Marek Behún
2020-07-28 15:05 ` [PATCH RFC leds + net-next v4 1/2] net: phy: add API for LEDs controlled by PHY HW Marek Behún
2020-07-28 15:11   ` Marek Behún
2020-07-28 16:28     ` Andrew Lunn
2020-07-28 17:27       ` Marek Behun
2020-07-28 16:18   ` Andrew Lunn
2020-07-28 17:28     ` Marek Behun [this message]
2020-07-28 15:05 ` [PATCH RFC leds + net-next v4 2/2] net: phy: marvell: add support for PHY LEDs via LED class Marek Behún
2020-07-28 15:52 ` [PATCH RFC leds + net-next v4 0/2] Add support for LEDs on Marvell PHYs Jakub Kicinski
2020-08-07  9:06 ` Pavel Machek
2020-08-07 13:29   ` Andrew Lunn

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=20200728192838.29c798a9@nic.cz \
    --to=marek.behun@nic.cz \
    --cc=andrew@lunn.ch \
    --cc=dmurphy@ti.com \
    --cc=gregory.clement@bootlin.com \
    --cc=jacek.anaszewski@gmail.com \
    --cc=linux-kernel@vger.kernel.org \
    --cc=linux-leds@vger.kernel.org \
    --cc=linux@armlinux.org.uk \
    --cc=megous@megous.com \
    --cc=netdev@vger.kernel.org \
    --cc=pavel@ucw.cz \
    --cc=thomas.petazzoni@bootlin.com \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link

Linux-LEDs Archive on lore.kernel.org

Archives are clonable:
	git clone --mirror https://lore.kernel.org/linux-leds/0 linux-leds/git/0.git

	# If you have public-inbox 1.1+ installed, you may
	# initialize and index your mirror using the following commands:
	public-inbox-init -V2 linux-leds linux-leds/ https://lore.kernel.org/linux-leds \
		linux-leds@vger.kernel.org
	public-inbox-index linux-leds

Example config snippet for mirrors

Newsgroup available over NNTP:
	nntp://nntp.lore.kernel.org/org.kernel.vger.linux-leds


AGPL code for this site: git clone https://public-inbox.org/public-inbox.git