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From: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
To: "Paweł Anikiel" <pan@semihalf.com>
Cc: jarkko.nikula@linux.intel.com, mika.westerberg@linux.intel.com,
	robh+dt@kernel.org, p.zabel@pengutronix.de, arnd@arndb.de,
	olof@lixom.net, soc@kernel.org, dinguyen@kernel.org,
	p.yadav@ti.com, Tudor.Ambarus@microchip.com,
	linux-i2c@vger.kernel.org, linux-kernel@vger.kernel.org,
	alexandre.belloni@bootlin.com, sre@kernel.org,
	thunder.leizhen@huawei.com, Jonathan.Cameron@huawei.com,
	devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
	ka@semihalf.com, tn@semihalf.com, jam@semihalf.com,
	amstan@google.com
Subject: Re: [PATCH v2 1/4] i2c: check bus number property in DesignWare I2C Controller
Date: Tue, 5 Oct 2021 19:19:57 +0300	[thread overview]
Message-ID: <YVx7LdKo1f1KBpqr@smile.fi.intel.com> (raw)
In-Reply-To: <20211005143748.2471647-2-pan@semihalf.com>

On Tue, Oct 05, 2021 at 04:37:45PM +0200, Paweł Anikiel wrote:
> On SoCFPGA systems, it's desireable to have fixed numbering for
> i2c busses, while being able to enable/disable them (e.g. have i2c1
> be mapped to /dev/i2c-1, even though i2c0 is disabled). This can also
> be achieved using devicetree aliases (see i2c_add_adapter). However,
> having the driver be self-contained without relying on aliases is more
> robust.

Why? This number means nothing, user space has another means to have
this being robust. Sorry, but I don't see any even close to good enough
justification, NAK.

-- 
With Best Regards,
Andy Shevchenko



  reply	other threads:[~2021-10-05 16:20 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-10-05 14:37 [PATCH v2 0/4] Add support for the Mercury+ AA1 module Paweł Anikiel
2021-10-05 14:37 ` [PATCH v2 1/4] i2c: check bus number property in DesignWare I2C Controller Paweł Anikiel
2021-10-05 16:19   ` Andy Shevchenko [this message]
2021-10-05 14:37 ` [PATCH v2 2/4] dt-bindings: add bus number property Paweł Anikiel
2021-10-05 16:22   ` Arnd Bergmann
2021-10-05 16:28     ` Alexandre Belloni
2021-10-06  9:29       ` Paweł Anikiel
     [not found]       ` <CAF9_jYT6mbk6dr8=ZYZ8B=gxnuHas7QBfDfuoTJnMzSKZt=WGw@mail.gmail.com>
2021-10-06  9:41         ` Arnd Bergmann
2021-10-05 14:37 ` [PATCH v2 3/4] reset: socfpga: add empty driver allowing consumers to probe Paweł Anikiel
2021-10-05 14:37 ` [PATCH v2 4/4] dts: socfpga: Add Mercury+ AA1 devicetree Paweł Anikiel
     [not found] ` <20211005143746.xE5rCkt-P_XlNkn9bJ8ZqYPY4nQQ7doqzSd4FrAlICY@z>
2021-10-14 16:46   ` [PATCH v2 2/4] dt-bindings: add bus number property Rob Herring

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