linux-kernel - Re: [PATCH 0/4] Add I2C controller support for MT6797 SoC

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Date:   Sat, 16 May 2020 17:05:59 +0200
From:   Matthias Brugger <matthias.bgg@...il.com>
To:     Manivannan Sadhasivam <manivannan.sadhasivam@...aro.org>,
        robh+dt@...nel.org
Cc:     devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-mediatek@...ts.infradead.org, linux-kernel@...r.kernel.org,
        adamboardman@...il.com
Subject: Re: [PATCH 0/4] Add I2C controller support for MT6797 SoC



On 22/02/2020 17:24, Manivannan Sadhasivam wrote:
> Hello,
> 
> This patchset adds I2C controller support for Mediatek MT6797 SoC. There
> are a total of 8 I2C controllers in this SoC (2 being shared) and they are
> same as the controllers present in MT6577 SoC. Hence, the driver support is
> added with DT fallback method.
> 
> As per the datasheet, there are controllers with _imm prefix like i2c2_imm
> and i2c3_imm. These appears to be in different memory regions but sharing
> the same pins with i2c2 and i2c3 respectively. Since there is no clear
> evidence of what they really are, I've adapted the numbering/naming scheme
> from the downstream code by Mediatek.
> 
> This patchset has been tested on 96Boards X20 development board.
> 
> Thanks,
> Mani
> 
> Manivannan Sadhasivam (4):
>   dt-bindings: i2c: Document I2C controller binding for MT6797 SoC
>   arm64: dts: mediatek: Add I2C support for MT6797 SoC
>   arm64: dts: mediatek: Enable I2C support for 96Boards X20 Development
>     board
>   arm64: dts: mediatek: Switch to SPDX license identifier for MT6797 SoC

All four queued now in v5.7-next/dts64

Thanks!

> 
>  .../devicetree/bindings/i2c/i2c-mt65xx.txt    |   1 +
>  .../boot/dts/mediatek/mt6797-x20-dev.dts      |  49 ++++
>  arch/arm64/boot/dts/mediatek/mt6797.dtsi      | 229 +++++++++++++++++-
>  3 files changed, 271 insertions(+), 8 deletions(-)
>