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From: Wolfram Sang <wsa@the-dreams.de>
To: Ulf Hansson <ulf.hansson@linaro.org>
Cc: Wolfram Sang <wsa+renesas@sang-engineering.com>,
	Simon Horman <horms+renesas@verge.net.au>,
	Magnus Damm <magnus.damm@gmail.com>,
	"linux-mmc@vger.kernel.org" <linux-mmc@vger.kernel.org>,
	Linux-Renesas <linux-renesas-soc@vger.kernel.org>
Subject: Re: [PATCH v3 0/2] mmc: renesas_sdhi: add eMMC HS400 mode support
Date: Tue, 27 Feb 2018 14:02:23 +0100	[thread overview]
Message-ID: <20180227130222.zsz73d3upi3s7vjv@ninjato> (raw)
In-Reply-To: <CAPDyKFqMacY1THjO+cTb6Aws3mCnbLogui9T6PjiVcoR89FiLg@mail.gmail.com>

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> Perhaps someone need to explain in more detail what the HW controller
> needs to manage tuning for HS400? I don't like that we may end up
> getting it magically to work, then it's we better understand the
> details and if the current sequence provided by the mmc core can't
> fulfill the need for this case, we may instead consider adding an
> additional pre/post host ops.

Thanks. Exactly this thinking prevented me from saying "It works, let's
ship it" ;)


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  reply	other threads:[~2018-02-27 13:02 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-02-13 12:33 [PATCH v3 0/2] mmc: renesas_sdhi: add eMMC HS400 mode support Simon Horman
2018-02-13 12:33 ` [PATCH v3 1/2] mmc: tmio: " Simon Horman
2018-02-13 12:33 ` [PATCH v3 2/2] mmc: renesas_sdhi: " Simon Horman
2018-02-27  7:53 ` [PATCH v3 0/2] " Ulf Hansson
2018-02-27  8:26   ` Simon Horman
2018-02-27  9:07   ` Wolfram Sang
2018-02-27 10:13     ` Ulf Hansson
2018-02-27 13:02       ` Wolfram Sang [this message]
2018-03-27 11:12         ` Simon Horman
2018-04-05  7:30           ` Ulf Hansson

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