linux-kernel - Re: [PATCH v3 0/4] Add basic support for Mediatek MT8183 SoC

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Date:   Fri, 20 Jul 2018 12:44:33 +0200
From:   Matthias Brugger <matthias.bgg@...il.com>
To:     Erin Lo <erin.lo@...iatek.com>
Cc:     Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        Thomas Gleixner <tglx@...utronix.de>,
        Jason Cooper <jason@...edaemon.net>,
        Marc Zyngier <marc.zyngier@....com>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        devicetree@...r.kernel.org,
        srv_heupstream <srv_heupstream@...iatek.com>,
        mars.cheng@...iatek.com, linux-kernel@...r.kernel.org,
        linux-mediatek@...ts.infradead.org, linux-serial@...r.kernel.org,
        yingjoe.chen@...iatek.com, linux-arm-kernel@...ts.infradead.org
Subject: Re: [PATCH v3 0/4] Add basic support for Mediatek MT8183 SoC



On 20/07/18 10:19, Erin Lo wrote:
> On Mon, 2018-07-16 at 11:28 +0200, Matthias Brugger wrote:
>> Hi Erin,
>>
>> On 17/05/18 08:22, Erin Lo wrote:
>>> MT8183 is a SoC based on 64bit ARMv8 architecture.
>>> It contains 4 CA53 and 4 CA73 cores.
>>> MT8183 share many HW IP with MT65xx series.
>>> This patchset was tested on MT8183 evaluation board, and boot to shell ok.
>>>
>>> This series contains document bindings, device tree including interrupt, uart.
>>>
>>> Change in v3:
>>> 1. Fill out GICC, GICH, GICV regions
>>> 2. Update Copyright to 2018
>>>
>>> Change in v2:
>>> 1. Split dt-bindings into different patches
>>> 2. Correct bindings for supported SoCs (mtk-uart.txt)
>>>
>>> Ben Ho (1):
>>>   arm64: dts: Add Mediatek SoC MT8183 and evaluation board dts and
>>>     Makefile
>>>
>>> Erin Lo (3):
>>>   dt-bindings: arm: Add bindings for Mediatek MT8183 SoC Platform
>>>   dt-bindings: mtk-sysirq: Add compatible for Mediatek MT8183
>>>   dt-bindings: serial: Add compatible for Mediatek MT8183
>>>
>>
>> I'm a bit reluctant to take this series, as it will only enable the EVB board to
>> boot into a serial console. Are you planning to add support for other devices of
>> this SoC?
>>
>> Apart please take into account that there is an issue with the dts file, as you
>> were told by the kbuild test robot.
>>
>> Regards,
>> Matthias
>>
> 
> Hi, Matthias
> Sorry for missing this letter...since mail proxy server.
> We plan to add support all the devices of MT8183 in serious.
> We have implemented the clock and pinctrl driver for upstream and they
> are in internal review right now.
> 

Nice to hear that :)

> About the dts issue... do you suggest me to send new patch right now or
> wait for clock and pinctrl driver ready then send them together?
> 

I would prefer that you send at least the clock controller together, so that we
don't have any dummy clocks in the basic device tree.

Regards,
Matthias