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Date:   Mon, 30 Oct 2017 12:39:59 +0100
From:   Ulf Hansson <ulf.hansson@...aro.org>
To:     Chaotian Jing <chaotian.jing@...iatek.com>
Cc:     Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        Matthias Brugger <matthias.bgg@...il.com>,
        Catalin Marinas <catalin.marinas@....com>,
        Will Deacon <will.deacon@....com>,
        yong mao <yong.mao@...iatek.com>,
        Linus Walleij <linus.walleij@...aro.org>,
        Heiner Kallweit <hkallweit1@...il.com>,
        Phong LE <ple@...libre.com>,
        "linux-mmc@...r.kernel.org" <linux-mmc@...r.kernel.org>,
        "devicetree@...r.kernel.org" <devicetree@...r.kernel.org>,
        "linux-arm-kernel@...ts.infradead.org" 
        <linux-arm-kernel@...ts.infradead.org>,
        linux-mediatek@...ts.infradead.org,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        srv_heupstream <srv_heupstream@...iatek.com>
Subject: Re: [PATCH v6 00/12] mmc: mediatek: add support of mt2701/mt2712

On 16 October 2017 at 03:46, Chaotian Jing <chaotian.jing@...iatek.com> wrote:
>   This serial of patches are adding support of mt2701/mt2712.
> there are many changes and HW improvement between mt8173 and
> mt2701/mt2712, below is a list of these changes:
>   1. enlarge CLKDIV bits from 8 to 12
>   2. remove the PAD_TUNE register and add a new PAD_TUNE0 register
>   3. add data sync and async fifo feature
>   4. add busy_check feature
>   5. add stop_clk fix
>   6. add enhance_rx support
>   7. add a seperate CG of source clock
>
>   mt2712 supports full of these features, mt2701 supports part of it, and
> add a "mediatek,latch-ck" to work-around as it do not support stop-clk fix.
>
> Note: As Pinctrl/CCF are not ready now, so that current patches do not
> include DTS part.
>
> Changed vs v5:
>   based on Rob's comments, explain why MT8173 no longer compatible with
> driver that supports "mediatek,mt8135-mmc", add more clearly description
> of "mediatek,latch-ck".
>
> Changed vs v4:
>   based on Julien's comment, change the "bool pad_tune0" to "u32 pad_tune_reg".
>
> Changed vs v3:
>   based on Ulf's comments, make the bindings change to be the first patch.
>
> Changed vs v2:
>   based on Matthias's comments, merge binding file changes to one patch,
> add "hs400_tune" flag in dev_comp.
>
> Changed vs v1:
>   based on Ulf/Rob/Matthias's comments of DTS binding file, make the binding
> file clearly and fix probe issue.
>
>
> Chaotian Jing (12):
>   mmc: dt-bindings: Add reg/source_cg/latch-ck for Mediatek MMC bindings
>   mmc: mediatek: add support of mt2701/mt2712
>   arm64: dts: mt8173: remove "mediatek,mt8135-mmc" from mmc nodes
>   mmc: mediatek: make hs400_tune_response only for mt8173
>   mmc: mediatek: add pad_tune0 support
>   mmc: mediatek: add async fifo and data tune support
>   mmc: mediatek: add busy_check support
>   mmc: mediatek: add stop_clk fix and enhance_rx support
>   mmc: mediatek: add support of source_cg clock
>   mmc: mediatek: add latch-ck support
>   mmc: mediatek: improve eMMC hs400 mode read performance
>   mmc: mediatek: perfer to use rise edge latching for cmd line
>
>  Documentation/devicetree/bindings/mmc/mtk-sd.txt |  18 +-
>  arch/arm64/boot/dts/mediatek/mt8173.dtsi         |  12 +-
>  drivers/mmc/host/mtk-sd.c                        | 283 ++++++++++++++++++++---
>  3 files changed, 265 insertions(+), 48 deletions(-)
>

Thanks, applied the hole series on my next branch.

If Matthias wants to pick/ack the DT change (patch3), I either add his
ack or drop that patch from my tree.

Kind regards
Uffe

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