devicetree.vger.kernel.org archive mirror
 help / color / mirror / Atom feed
From: Mark Rutland <mark.rutland@arm.com>
To: Alexander Shiyan <shc_work@mail.ru>
Cc: "linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
	"devicetree@vger.kernel.org" <devicetree@vger.kernel.org>,
	Samuel Ortiz <sameo@linux.intel.com>,
	Lee Jones <lee.jones@linaro.org>,
	"grant.likely@linaro.org" <grant.likely@linaro.org>,
	"rob.herring@calxeda.com" <rob.herring@calxeda.com>
Subject: Re: [PATCH] mfd: syscon: Allow to using subdevices
Date: Thu, 14 Nov 2013 14:46:00 +0000	[thread overview]
Message-ID: <20131114144559.GC28328@e106331-lin.cambridge.arm.com> (raw)
In-Reply-To: <1384433523-30602-1-git-send-email-shc_work@mail.ru>

On Thu, Nov 14, 2013 at 12:52:03PM +0000, Alexander Shiyan wrote:
> This patch adds support for using subdevices within syscon node.
> Primary usage of this is describe all devices with same memory
> region in one container.

I think if you need to do this, you should not be using syscon. What
exactly is your use-case?

I don't like the idea of treating syscon like a bus or container in this
fashion.

Mark.

> 
> Signed-off-by: Alexander Shiyan <shc_work@mail.ru>
> ---
>  drivers/mfd/syscon.c | 3 +++
>  1 file changed, 3 insertions(+)
> 
> diff --git a/drivers/mfd/syscon.c b/drivers/mfd/syscon.c
> index 71841f9..6e9244a 100644
> --- a/drivers/mfd/syscon.c
> +++ b/drivers/mfd/syscon.c
> @@ -152,6 +152,9 @@ static int syscon_probe(struct platform_device *pdev)
>  
>  	platform_set_drvdata(pdev, syscon);
>  
> +	if (of_platform_populate(dev->of_node, NULL, NULL, dev))
> +		dev_warn(dev, "Fail to create subdevices\n");
> +
>  	dev_info(dev, "regmap %pR registered\n", res);
>  
>  	return 0;
> -- 
> 1.8.1.5
> 
> --
> To unsubscribe from this list: send the line "unsubscribe devicetree" in
> the body of a message to majordomo@vger.kernel.org
> More majordomo info at  http://vger.kernel.org/majordomo-info.html
> 

  parent reply	other threads:[~2013-11-14 14:46 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-11-14 12:52 [PATCH] mfd: syscon: Allow to using subdevices Alexander Shiyan
2013-11-14 14:44 ` Lee Jones
2013-11-14 14:46 ` Mark Rutland [this message]
     [not found]   ` <20131114144559.GC28328-NuALmloUBlrZROr8t4l/smS4ubULX0JqMm0uRHvK7Nw@public.gmane.org>
2013-11-14 14:58     ` Alexander Shiyan

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=20131114144559.GC28328@e106331-lin.cambridge.arm.com \
    --to=mark.rutland@arm.com \
    --cc=devicetree@vger.kernel.org \
    --cc=grant.likely@linaro.org \
    --cc=lee.jones@linaro.org \
    --cc=linux-kernel@vger.kernel.org \
    --cc=rob.herring@calxeda.com \
    --cc=sameo@linux.intel.com \
    --cc=shc_work@mail.ru \
    /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
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).