linux-kernel - Re: [PATCH] i2c: i2c-stm32f7: improve loopback in timing algorithm

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Message-ID: <20190320170059.2bkw4e62wo2vugbo@ninjato>
Date:   Wed, 20 Mar 2019 18:00:59 +0100
From:   Wolfram Sang <wsa@...-dreams.de>
To:     Bich HEMON <bich.hemon@...com>
Cc:     Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        Maxime Coquelin <mcoquelin.stm32@...il.com>,
        Alexandre TORGUE <alexandre.torgue@...com>,
        Pierre Yves MORDRET <pierre-yves.mordret@...com>,
        "linux-i2c@...r.kernel.org" <linux-i2c@...r.kernel.org>,
        "devicetree@...r.kernel.org" <devicetree@...r.kernel.org>,
        "linux-stm32@...md-mailman.stormreply.com" 
        <linux-stm32@...md-mailman.stormreply.com>,
        "linux-arm-kernel@...ts.infradead.org" 
        <linux-arm-kernel@...ts.infradead.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] i2c: i2c-stm32f7: improve loopback in timing algorithm

On Wed, Mar 06, 2019 at 03:12:32PM +0000, Bich HEMON wrote:
> From: Nicolas Le Bayon <nicolas.le.bayon@...com>
> 
> This avoids useless loops inside the I2C timing algorithm.
> Actually, we support only one possible solution per prescaler value.
> So after finding a solution with a prescaler, the algorithm can
> switch directly to the next prescaler value.
> 
> Signed-off-by: Nicolas Le Bayon <nicolas.le.bayon@...com>
> Signed-off-by: Bich Hemon <bich.hemon@...com>

Applied to for-next, thanks!

Pierre-Yves, there are two binding patches for stm32 still open, if you
have some time for it...


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