linux-kernel - Re: [PATCH v2 3/4] Device bindings documentation updated ACPI-enabled platforms not currently supported

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Date:   Tue, 18 Oct 2016 17:17:06 +0200
From:   Wolfram Sang <wsa@...-dreams.de>
To:     Ramiro Oliveira <Ramiro.Oliveira@...opsys.com>
Cc:     Mark Rutland <mark.rutland@....com>, Luis.Oliveira@...opsys.com,
        jarkko.nikula@...ux.intel.com, andriy.shevchenko@...ux.intel.com,
        mika.westerberg@...ux.intel.com, linux-i2c@...r.kernel.org,
        linux-kernel@...r.kernel.org, robh+dt@...nel.org,
        devicetree@...r.kernel.org, CARLOS.PALMINHA@...opsys.com
Subject: Re: [PATCH v2 3/4] Device bindings documentation updated
 ACPI-enabled platforms not currently supported


> This is needed because the configuration is different and the i2c-designware
> cannot be master/slave without a reset. To resolve that I added this property
> to bind it as a slave when needed.

Aww, pity that the HW can't do that. Do you have details why?

If that is really a HW limitation, then I'd suggest having a seperate
driver for slave-only mode so we can differentiate by compatible
strings.


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