linux-kernel - Re: [PATCH v2 0/6] Add support for MSCC Ocelot i2c

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Date:   Tue, 31 Jul 2018 17:17:47 +0300
From:   Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
To:     Alexandre Belloni <alexandre.belloni@...tlin.com>,
        Wolfram Sang <wsa@...-dreams.de>,
        Jarkko Nikula <jarkko.nikula@...ux.intel.com>,
        James Hogan <jhogan@...nel.org>
Cc:     Paul Burton <paul.burton@...s.com>,
        Mika Westerberg <mika.westerberg@...ux.intel.com>,
        linux-i2c@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-mips@...ux-mips.org,
        Thomas Petazzoni <thomas.petazzoni@...tlin.com>,
        Allan Nielsen <allan.nielsen@...rosemi.com>
Subject: Re: [PATCH v2 0/6] Add support for MSCC Ocelot i2c

On Tue, 2018-07-31 at 15:47 +0200, Alexandre Belloni wrote:
> Hi,
> 
> Because the designware IP was not able to handle the SDA hold time
> before
> version 1.11a, MSCC has its own implementation. Add support for it and
> then add
> i2c on ocelot boards.
> 
> I would expect patches 1 to 4 to go through the i2c tree and 5-6
> through
> the mips tree once patch 4 has been reviewed by the DT maintainers.
> 

Thanks for an update, looks quite nice!
I gave my tags wherever it is appropriate.

> Changes in v2:
>  - removed first patch as a similar one is in i2c-next

>  - rebase on top of i2c-next

It seems you also took my patches which are not yet in i2c/for-next.

>  - Added two patches to implement ideas from Andy
> 
> Alexandre Belloni (6):
>   i2c: designware: use generic table matching
>   i2c: designware: move #ifdef CONFIG_OF to the top
>   i2c: designware: allow IP specific sda_hold_time
>   i2c: designware: add MSCC Ocelot support
>   mips: dts: mscc: Add i2c on ocelot
>   mips: dts: mscc: enable i2c on ocelot_pcb123
> 
>  .../bindings/i2c/i2c-designware.txt           |  9 ++-
>  arch/mips/boot/dts/mscc/ocelot.dtsi           | 18 ++++++
>  arch/mips/boot/dts/mscc/ocelot_pcb123.dts     |  6 ++
>  drivers/i2c/busses/i2c-designware-common.c    |  2 +
>  drivers/i2c/busses/i2c-designware-core.h      |  4 ++
>  drivers/i2c/busses/i2c-designware-platdrv.c   | 62 +++++++++++++++---
> -
>  6 files changed, 87 insertions(+), 14 deletions(-)
> 

-- 
Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
Intel Finland Oy