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From: Andrey Smirnov <andrew.smirnov@gmail.com>
To: Rob Herring <robh@kernel.org>
Cc: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>,
	linux-kernel <linux-kernel@vger.kernel.org>,
	Chris Healy <cphealy@gmail.com>,
	Lucas Stach <l.stach@pengutronix.de>,
	Aleksander Morgado <aleksander@aleksander.es>,
	Mark Rutland <mark.rutland@arm.com>,
	"open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS"
	<devicetree@vger.kernel.org>
Subject: Re: [PATCH v2 1/2] dt-bindings: nvmem: Add binding for RAVE SP EEPROM driver
Date: Fri, 27 Apr 2018 12:38:09 -0700	[thread overview]
Message-ID: <CAHQ1cqER1JWAEYydH5xWGwGiPOrM9sz_6EghxW34jgq5vzRzUQ@mail.gmail.com> (raw)
In-Reply-To: <CAL_JsqLWmF-xrf5vDALuG3Geq-XHB2-W5Z6XWvHs=PeZ==Bm+w@mail.gmail.com>

On Fri, Apr 27, 2018 at 11:43 AM, Rob Herring <robh@kernel.org> wrote:
> On Fri, Apr 27, 2018 at 1:05 AM, Andrey Smirnov
> <andrew.smirnov@gmail.com> wrote:
>> On Mon, Apr 16, 2018 at 8:05 AM, Rob Herring <robh@kernel.org> wrote:
>>> On Tue, Apr 10, 2018 at 06:59:47PM -0700, Andrey Smirnov wrote:
>>>> Add Device Tree bindings for RAVE SP EEPROM driver - an MFD cell of
>>>> parent RAVE SP driver (documented in
>>>> Documentation/devicetree/bindings/mfd/zii,rave-sp.txt).
>>>>
>>>> Cc: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
>>>> Cc: linux-kernel@vger.kernel.org
>>>> Cc: Chris Healy <cphealy@gmail.com>
>>>> Cc: Lucas Stach <l.stach@pengutronix.de>
>>>> Cc: Aleksander Morgado <aleksander@aleksander.es>
>>>> Cc: Rob Herring <robh+dt@kernel.org>
>>>> Cc: Mark Rutland <mark.rutland@arm.com>
>>>> Cc: devicetree@vger.kernel.org
>>>> Signed-off-by: Andrey Smirnov <andrew.smirnov@gmail.com>
>>>> ---
>>>>  .../bindings/nvmem/zii,rave-sp-eeprom.txt          | 29 ++++++++++++++++++++++
>>>>  1 file changed, 29 insertions(+)
>>>>  create mode 100644 Documentation/devicetree/bindings/nvmem/zii,rave-sp-eeprom.txt
>>>>
>>>> diff --git a/Documentation/devicetree/bindings/nvmem/zii,rave-sp-eeprom.txt b/Documentation/devicetree/bindings/nvmem/zii,rave-sp-eeprom.txt
>>>> new file mode 100644
>>>> index 000000000000..a4e838c30b67
>>>> --- /dev/null
>>>> +++ b/Documentation/devicetree/bindings/nvmem/zii,rave-sp-eeprom.txt
>>>> @@ -0,0 +1,29 @@
>>>> +Zodiac Inflight Innovations RAVE EEPROM Bindings
>>>> +
>>>> +RAVE SP EEPROM device is a "MFD cell" device exposing physical EEPROM
>>>> +attached to RAVE Supervisory Processor. It is expected that its Device
>>>> +Tree node is specified as a child of the node corresponding to the
>>>> +parent RAVE SP device (as documented in
>>>> +Documentation/devicetree/bindings/mfd/zii,rave-sp.txt)
>>>> +
>>>> +Required properties:
>>>> +
>>>> +- compatible: Should be "zii,rave-sp-eeprom"
>>>
>>> Need to state somewhere this follows the bindings/nvmem/nvmem.txt
>>> binding.
>>>
>>
>> OK, will fix in v3.
>>
>>>> +
>>>> +Example:
>>>> +
>>>> +     rave-sp {
>>>> +             compatible = "zii,rave-sp-rdu1";
>>>> +             current-speed = <38400>;
>>>> +
>>>> +             main-eeprom {
>>>
>>> eeprom@a4
>>
>> Any chance I can keep it as is? I am asking because this node name is
>> used by the driver as device name which is how it also appears in
>> sysfs. Reason for that being that "main-eeprom" and "dds-eeprom"
>> (second EEPROM in the system) are easier to rembmer and tell apart
>> than "eeprom@a4" and "eeprom@a5". Granted, I can divorce naming scheme
>> in the driver from device node name, but then I'd have to keep a
>> "address -> deivce name" lookup table which I was hoping to avoid.
>
> It generates a dtc warning if you don't fix it.
>

Understood. Will fix in v3.

Thanks,
Andrey Smirnov

  reply	other threads:[~2018-04-27 19:38 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-04-11  1:59 [PATCH v2 0/2] " Andrey Smirnov
2018-04-11  1:59 ` [PATCH v2 1/2] dt-bindings: nvmem: Add binding for " Andrey Smirnov
2018-04-16 15:05   ` Rob Herring
2018-04-27  6:05     ` Andrey Smirnov
2018-04-27 18:43       ` Rob Herring
2018-04-27 19:38         ` Andrey Smirnov [this message]
2018-04-11  1:59 ` [PATCH v2 2/2] nvmem: Add " Andrey Smirnov

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