mirror of https://lore.kernel.org/lkml/
 help / color / mirror / Atom feed
From: Krzysztof Kozlowski <k.kozlowski@samsung.com>
To: "Pallala, Ramakrishna" <ramakrishna.pallala@intel.com>
Cc: "linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
	"linux-pm@vger.kernel.org" <linux-pm@vger.kernel.org>,
	"devicetree@vger.kernel.org" <devicetree@vger.kernel.org>,
	Sebastian Reichel <sre@kernel.org>,
	"Tc, Jenny" <jenny.tc@intel.com>,
	Andreas Dannenberg <dannenberg@ti.com>
Subject: Re: [PATCH] power: bq24261_charger: Add support for TI BQ24261 charger
Date: Thu, 10 Sep 2015 08:47:46 +0900	[thread overview]
Message-ID: <55F0C522.6070705@samsung.com> (raw)
In-Reply-To: <D854C92F57B1B347B57E531E78D05EAD57904B8D@BGSMSX104.gar.corp.intel.com>

On 10.09.2015 03:11, Pallala, Ramakrishna wrote:
>>> +Optional properties:
>>> +- ti,thermal-sensing: boolean, if present thermal regulation will be
>>> +enabled;
>>
>> What is the requirement for thermal-sensing? Can it be enabled always?
>> If yes, then this is not really a hardware property.
> TI BQ24261 has provision to add Battery Pack thermistor but it has no ADC read it.
> So a HW designer would or may not add the thermistor to charger and instead he can
> connect to the Fuel Gauge.

Thanks for explanation, makes sense.

> 
>>> +- ti,enable-user-write: boolean, if present driver will allow the user space
>>> +    to control the charging current and voltage through sysfs;
>>
>> This is not DT property. It does not describe hardware.
> We needed a mechanism to enable the sysfs writes on certain properties.
> If DT is not the place where should it go?

DT is not the place. As I discussed later with Andreas, if you really
need this and if mainline is a place for that then probably this should
be compile option (a Kconfig symbol).

I found one more issue after Andreas comments but I respond in that email.

Best regards,
Krzysztof

  reply	other threads:[~2015-09-09 23:47 UTC|newest]

Thread overview: 17+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-09-06 17:23 Ramakrishna Pallala
2015-09-07  3:57 ` Krzysztof Kozlowski
2015-09-09  2:26   ` Andreas Dannenberg
2015-09-09  4:17     ` Krzysztof Kozlowski
2015-09-09 17:31       ` Andreas Dannenberg
2015-09-09 23:49         ` Krzysztof Kozlowski
2015-09-10 14:50           ` Laurentiu Palcu
2015-09-09 18:11   ` Pallala, Ramakrishna
2015-09-09 23:47     ` Krzysztof Kozlowski [this message]
2015-09-10 16:42       ` Andrew F. Davis
2015-09-11  0:58         ` Krzysztof Kozlowski
2015-09-22 15:37           ` Sebastian Reichel
2015-09-22 15:43             ` Pallala, Ramakrishna
2015-09-09  3:01 ` Fabio Estevam
2015-09-09 22:27 ` Andreas Dannenberg
2015-10-19 17:34   ` Pallala, Ramakrishna
2015-09-09 22:47 Alexey Klimov

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=55F0C522.6070705@samsung.com \
    --to=k.kozlowski@samsung.com \
    --cc=dannenberg@ti.com \
    --cc=devicetree@vger.kernel.org \
    --cc=jenny.tc@intel.com \
    --cc=linux-kernel@vger.kernel.org \
    --cc=linux-pm@vger.kernel.org \
    --cc=ramakrishna.pallala@intel.com \
    --cc=sre@kernel.org \
    /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

Powered by JetHome