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From: Michael Walle <michael@walle.cc>
To: Lee Jones <lee.jones@linaro.org>
Cc: Robert Marko <robert.marko@sartura.hr>,
	Rob Herring <robh@kernel.org>,
	Linus Walleij <linus.walleij@linaro.org>,
	bgolaszewski@baylibre.com, linux-gpio@vger.kernel.org,
	devicetree@vger.kernel.org, linux-kernel@vger.kernel.org,
	Luka Perkov <luka.perkov@sartura.hr>,
	jmp@epiphyte.org, Paul Menzel <pmenzel@molgen.mpg.de>,
	Donald Buczek <buczek@molgen.mpg.de>
Subject: Re: [PATCH v2 3/4] dt-bindings: mfd: Add Delta TN48M CPLD drivers bindings
Date: Wed, 02 Jun 2021 12:22:09 +0200	[thread overview]
Message-ID: <bb73c46de48094759099e244e09b333c@walle.cc> (raw)
In-Reply-To: <20210601144826.GI543307@dell>

Am 2021-06-01 16:48, schrieb Lee Jones:
> On Tue, 01 Jun 2021, Lee Jones wrote:
> 
>> On Tue, 01 Jun 2021, Michael Walle wrote:
>> 
>> > Am 2021-06-01 10:19, schrieb Lee Jones:
>> > > Why do you require one single Regmap anyway?  Are they register banks
>> > > not neatly separated on a per-function basis?
>> >
>> > AFAIK you can only have one I2C device driver per device, hence the
>> > simple-mfd-i2c.
>> 
>> Sorry, can you provide more detail.
> 
> I'd still like further explanation to be sure, but if you mean what I
> think you mean then, no, I don't think that's correct.

We've already discussed this:

https://lore.kernel.org/lkml/20200622075145.1464020-1-lee.jones@linaro.org/
https://lore.kernel.org/lkml/20200605065709.GD3714@dell/

And how would a device tree binding look like if you have multiple
i2c devices with the same i2c address?

-michael

  parent reply	other threads:[~2021-06-02 10:22 UTC|newest]

Thread overview: 30+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-05-24 12:05 [PATCH v2 1/4] mfd: simple-mfd-i2c: Add Delta TN48M CPLD support Robert Marko
2021-05-24 12:05 ` [PATCH v2 2/4] gpio: Add Delta TN48M CPLD GPIO driver Robert Marko
2021-05-24 12:44   ` Andy Shevchenko
2021-05-25 14:41   ` Bartosz Golaszewski
2021-05-28  0:37   ` Linus Walleij
2021-05-24 12:05 ` [PATCH v2 3/4] dt-bindings: mfd: Add Delta TN48M CPLD drivers bindings Robert Marko
2021-05-24 23:09   ` Rob Herring
2021-05-25  7:46     ` Lee Jones
2021-05-25  9:34       ` Robert Marko
2021-05-26  7:52         ` Lee Jones
2021-05-31  8:42           ` Robert Marko
2021-06-01  8:19             ` Lee Jones
2021-06-01  8:22               ` Lee Jones
2021-06-01  9:10                 ` Robert Marko
2021-06-01  9:31                   ` Lee Jones
2021-06-01 10:09                     ` Robert Marko
2021-06-01  9:06               ` Robert Marko
2021-06-01  9:12                 ` Lee Jones
2021-06-01 13:54               ` Michael Walle
2021-06-01 13:57                 ` Robert Marko
2021-06-01 13:58                 ` Lee Jones
2021-06-01 14:48                   ` Lee Jones
2021-06-02  9:12                     ` Robert Marko
2021-06-02 10:03                       ` Lee Jones
2021-06-02 10:22                     ` Michael Walle [this message]
2021-06-02 10:44                       ` Lee Jones
2021-05-25  9:46     ` Robert Marko
2021-05-25 21:43       ` Rob Herring
2021-05-31 13:08         ` Robert Marko
2021-05-24 12:05 ` [PATCH v2 4/4] MAINTAINERS: Add Delta Networks TN48M CPLD drivers Robert Marko

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