linux-kernel - Re: [PATCH v2 1/4] i2c: sunxi: Add Reduced Serial Bus (RSB) support

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Date:	Thu, 5 Mar 2015 19:40:44 +0100
From:	Wolfram Sang <wsa@...-dreams.de>
To:	Maxime Ripard <maxime.ripard@...e-electrons.com>
Cc:	Chen-Yu Tsai <wens@...e.org>, Rob Herring <robh+dt@...nel.org>,
	Pawel Moll <pawel.moll@....com>,
	Mark Rutland <mark.rutland@....com>,
	Ian Campbell <ijc+devicetree@...lion.org.uk>,
	Kumar Gala <galak@...eaurora.org>, linux-i2c@...r.kernel.org,
	linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
	devicetree@...r.kernel.org, linux-sunxi@...glegroups.com,
	Hans de Goede <hdegoede@...hat.com>,
	Arnd Bergmann <arnd@...db.de>
Subject: Re: [PATCH v2 1/4] i2c: sunxi: Add Reduced Serial Bus (RSB) support


> > I don't have the bandwidth for a full review right now. However, I
> > already wanted to tell you guys that my gut feeling is that this
> > protocol is quite far away from I2C. P2WI was already at the edge.
> > Maybe there is a better place for such custom stuff? I dunno yet.
> 
> That's unfortunate, especially since it looks closer to SPI than what
> P2WI even was.

SPI? I assume you mean I2C. Can you elaborate your reasoning?

> What would be your suggestion?

Let me quote:

"I don't have the bandwidth for a full review right now... I dunno
yet."

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