linux-kernel - Re: [PATCH 1/2] dt-bindings: leds: ROHM BD2606MVV LED driver

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Date:   Thu, 6 Apr 2023 15:16:27 +0300
From:   Matti Vaittinen <mazziesaccount@...il.com>
To:     Andreas Kemnade <andreas@...nade.info>
Cc:     pavel@....cz, lee@...nel.org, robh+dt@...nel.org,
        krzysztof.kozlowski+dt@...aro.org, linux-leds@...r.kernel.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        hns@...delico.com
Subject: Re: [PATCH 1/2] dt-bindings: leds: ROHM BD2606MVV LED driver

On 4/6/23 14:33, Andreas Kemnade wrote:
> Hi Matti,
> 
> On Thu, 6 Apr 2023 11:32:42 +0300
> Matti Vaittinen <mazziesaccount@...il.com> wrote:
> 
>> Hi Andreas,
>>
>> Thanks for the patch! Adding new support for devices is Much Appreciated!
>>
>> On 4/6/23 09:08, Andreas Kemnade wrote:
>>> Document ROHM BD2606MVV LED driver devicetree bindings.
>>>
>>> Signed-off-by: Andreas Kemnade <andreas@...nade.info>
>>> ---
>>>    .../bindings/leds/rohm,bd2606mvv.yaml         | 76 +++++++++++++++++++
>>>    1 file changed, 76 insertions(+)
>>>    create mode 100644 Documentation/devicetree/bindings/leds/rohm,bd2606mvv.yaml
>>>
>>> diff --git a/Documentation/devicetree/bindings/leds/rohm,bd2606mvv.yaml b/Documentation/devicetree/bindings/leds/rohm,bd2606mvv.yaml
>>> new file mode 100644
>>> index 0000000000000..6d4ddd8d31162
>>> --- /dev/null
>>> +++ b/Documentation/devicetree/bindings/leds/rohm,bd2606mvv.yaml
>>> @@ -0,0 +1,76 @@
>>> +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
>>> +%YAML 1.2
>>> +---
>>> +$id: http://devicetree.org/schemas/leds/rohm,bd2606mvv.yaml#
>>> +$schema: http://devicetree.org/meta-schemas/core.yaml#
>>> +
>>> +title: BD2606MVV LED controller
>>> +
>>> +maintainers:
>>> +  - Andreas Kemnade <andreas@...nade.info>
>>> +
>>> +description:
>>> +  The BD2606 MVV is a programmable LED controller connected via I2C that can
>>> +  drive 6 separate lines. Each of them can be individually switched on and off
>>> +  but the brightness setting is shared between two of them.
>>
>> Maybe add a link to data-sheet?
>> https://fscdn.rohm.com/en/products/databook/datasheet/ic/power/led_driver/bd2606mvv_1-e.pdf
>>
> Maybe also (because it has the register description):
> https://fscdn.rohm.com/en/products/databook/applinote/ic/power/led_driver/bd2606mvv_tsb_001_ug-e.pdf

I think both documents do contain the register description. Well, the 
eval board user-guide seems to contain the IC information as well as the 
eval board information so I am fine with either of these.

Yours,
	-- Matti

-- 
Matti Vaittinen
Linux kernel developer at ROHM Semiconductors
Oulu Finland

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