linux-kernel - Re: [PATCH v2 0/2] Support SDHCI on 8974pro devices

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Date:   Thu, 21 Sep 2017 03:13:08 -0700
From:   Jeremy McNicoll <jmcnicol@...hat.com>
To:     Bjorn Andersson <bjorn.andersson@...aro.org>
Cc:     Adrian Hunter <adrian.hunter@...el.com>,
        Ulf Hansson <ulf.hansson@...aro.org>,
        Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>, linux-mmc@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-arm-msm@...r.kernel.org,
        Venkat Gopalakrishnan <venkatg@...eaurora.org>,
        Ritesh Harjani <riteshh@...eaurora.org>,
        devicetree@...r.kernel.org
Subject: Re: [PATCH v2 0/2] Support SDHCI on 8974pro devices

On Fri, Sep 15, 2017 at 04:35:22PM -0700, Bjorn Andersson wrote:
> The calibration clocks for the delay circut should be enabled, as done in the
> downstream kernel, in order for reset of the SDHCI not to fail on some Qualcomm
> platforms (e.g. 8974pro). These patches makes it possible to reference these
> clocks.
> 
> Bjorn Andersson (2):
>   mmc: sdhci-msm: Utilize bulk clock API
>   mmc: sdhci-msm: Enable delay circuit calibration clocks
> 
>  .../devicetree/bindings/mmc/sdhci-msm.txt          |  2 +
>  drivers/mmc/host/sdhci-msm.c                       | 90 +++++++++++-----------
>  2 files changed, 46 insertions(+), 46 deletions(-)
>


Thanks!  This fixes my Nexus5X (msm8992) and now expected messages such
as:

   mmc0: new HS400 MMC card at address 0001
   mmcblk0: mmc0:0001 016G72 14.7 GiB 
   mmcblk0boot0: mmc0:0001 016G72 partition 1 4.00 MiB
   mmcblk0boot1: mmc0:0001 016G72 partition 2 4.00 MiB
   mmcblk0rpmb: mmc0:0001 016G72 partition 3 4.00 MiB
   mmcblk0: p1 p2 p3 p4 p5 p6 p7 p8 p9 p10 p11 p12 p13 p14 p15....

are appearing in my boot messages / debug spew.  

Tested-by: Jeremy McNicoll <jeremymc@...hat.com>


-jeremy