From: Dan Murphy <dmurphy@ti.com>
To: Laurent Pinchart <laurent.pinchart@ideasonboard.com>,
Luca Weiss <luca@z3ntu.xyz>
Cc: <linux-leds@vger.kernel.org>, Heiko Stuebner <heiko@sntech.de>,
Icenowy Zheng <icenowy@aosc.io>,
Jacek Anaszewski <jacek.anaszewski@gmail.com>,
Mark Rutland <mark.rutland@arm.com>,
Maxime Ripard <mripard@kernel.org>, Pavel Machek <pavel@ucw.cz>,
Rob Herring <robh+dt@kernel.org>, Shawn Guo <shawnguo@kernel.org>,
<devicetree@vger.kernel.org>, <linux-kernel@vger.kernel.org>,
<~postmarketos/upstreaming@lists.sr.ht>
Subject: Re: [PATCH 2/3] dt-bindings: leds: Add binding for sgm3140
Date: Mon, 23 Mar 2020 16:30:07 -0500 [thread overview]
Message-ID: <fb5e504e-c448-124e-09ed-a2bba003c8ff@ti.com> (raw)
In-Reply-To: <20200315105345.GB4732@pendragon.ideasonboard.com>
Luca
On 3/15/20 5:53 AM, Laurent Pinchart wrote:
> Hi Luca,
>
> On Sun, Mar 15, 2020 at 11:47:36AM +0100, Luca Weiss wrote:
>> On Mittwoch, 11. März 2020 13:49:35 CET Dan Murphy wrote:
>>> On 3/9/20 3:35 PM, Luca Weiss wrote:
>>>> Add YAML devicetree binding for SGMICRO SGM3140 charge pump used for
>>>> camera flash LEDs.
>>>>
>>>> Signed-off-by: Luca Weiss <luca@z3ntu.xyz>
>>>> ---
>>>> Changes since RFC:
>>>> - new patch
>>>>
>>>> I'm not sure about the completeness of this binding as it doesn't
>>>> mention the led subnode at all.
>>>> The only existing led yaml binding is leds/leds-max77650.yaml which
>>>> mentions the subnode but duplicates properties from documented in
>>>> leds/common.txt.
>>>>
>>>> .../bindings/leds/leds-sgm3140.yaml | 53 +++++++++++++++++++
>>>> 1 file changed, 53 insertions(+)
>>>> create mode 100644
>>>> Documentation/devicetree/bindings/leds/leds-sgm3140.yaml
>>>>
>>>> diff --git a/Documentation/devicetree/bindings/leds/leds-sgm3140.yaml
>>>> b/Documentation/devicetree/bindings/leds/leds-sgm3140.yaml new file mode
>>>> 100644
>>>> index 000000000000..be9384573d02
>>>> --- /dev/null
>>>> +++ b/Documentation/devicetree/bindings/leds/leds-sgm3140.yaml
>>>> @@ -0,0 +1,53 @@
>>>> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
>>>> +%YAML 1.2
>>>> +---
>>>> +$id: http://devicetree.org/schemas/leds/leds-sgm3140.yaml#
>>>> +$schema: http://devicetree.org/meta-schemas/core.yaml#
>>>> +
>>>> +title: SGMICRO SGM3140 500mA Buck/Boost Charge Pump LED Driver
>>>> +
>>>> +maintainers:
>>>> + - Luca Weiss <luca@z3ntu.xyz>
>>>> +
>>>> +description: |
>>>> + The SGM3140 is a current-regulated charge pump which can regulate two
>>>> current + levels for Flash and Torch modes.
>>>> +
>>>> + It is controlled with two GPIO pins.
>>> Please define "It". Not sure what is controlled here.
>>>
>> "It" means the SGM3140. Not sure how else to write that or what the correct
>> term for such a component is.
> Maybe "The device" ? I think Dan's concern is that he wasn't sure if
> "It" referred to "the device" or to "flash and torch modes".
Laurent is correct. Are the flash and torch modes controlled by GPIOs
the device or the current levels?
>
next prev parent reply other threads:[~2020-03-23 21:36 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-03-09 20:35 [PATCH 0/3] Add sgm3140 flash led driver Luca Weiss
2020-03-09 20:35 ` [PATCH 1/3] dt-bindings: Add vendor prefix for SG Micro Corp Luca Weiss
2020-03-23 20:54 ` Rob Herring
2020-03-09 20:35 ` [PATCH 2/3] dt-bindings: leds: Add binding for sgm3140 Luca Weiss
2020-03-09 22:22 ` Sakari Ailus
2020-03-11 12:49 ` Dan Murphy
2020-03-15 10:47 ` Luca Weiss
2020-03-15 10:53 ` Laurent Pinchart
2020-03-23 21:30 ` Dan Murphy [this message]
2020-03-23 20:57 ` Rob Herring
2020-03-24 20:02 ` Luca Weiss
2020-03-09 20:35 ` [PATCH 3/3] leds: add sgm3140 driver Luca Weiss
2020-03-09 22:18 ` Sakari Ailus
2020-03-09 22:49 ` Pavel Machek
2020-03-09 22:52 ` Luca Weiss
2020-03-11 13:02 ` Dan Murphy
2020-03-11 21:09 ` Jacek Anaszewski
2020-03-15 10:42 ` Luca Weiss
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