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From: Tomasz Figa <tomasz.figa@gmail.com>
To: Javi Merino <javi.merino@arm.com>,
	Sachin Kamat <sachin.kamat@linaro.org>,
	Kukjin Kim <kgene.kim@samsung.com>
Cc: linux-samsung-soc@vger.kernel.org,
	linux-arm-kernel@lists.infradead.org,
	Ben Dooks <ben-linux@fluff.org>
Subject: Re: [PATCH] ARM: dts: Remove vmmc-supply for mmc@12220000 on arndale-octa board
Date: Fri, 25 Apr 2014 22:16:30 +0200	[thread overview]
Message-ID: <535AC29E.8010905@gmail.com> (raw)
In-Reply-To: <1398456672-3936-1-git-send-email-javi.merino@arm.com>

Hi Javi,

On 25.04.2014 22:11, Javi Merino wrote:
> d726ca2d3316 (ARM: dts: Add vmmc-supply to MMC on arndale-octa board)
> added the vmmc-supply to nodes mmc@12200000 and mmc@12220000 of the
> DT.  However, this makes the kernel fail to boot on the arndale-octa
> spews:
>
> [    5.060000] dwmmc_exynos 12200000.mmc: num-slots property not found, assuming 1 slot is available
> [    5.065000] platform 12200000.mmc: Driver dwmmc_exynos requests probe deferral
> [    5.075000] dwmmc_exynos 12220000.mmc: num-slots property not found, assuming 1 slot is available
> [    5.085000] platform 12220000.mmc: Driver dwmmc_exynos requests probe deferral
>
> And eventually hangs.  Without the vmmc-supply property in the
> mmc@12220000 node, the kernel boots again.
>
> Signed-off-by: Javi Merino <javi.merino@arm.com>
> ---
>
> Hi,
>
> Note that I don't know *why* removing the property works, all I know
> is that 3.15-rc2 fails to boot on my Arndale Octa unless I apply this
> patch.

Are you sure you have the required PMIC driver enabled in your kernel 
config?

Best regards,
Tomasz

WARNING: multiple messages have this Message-ID (diff)
From: tomasz.figa@gmail.com (Tomasz Figa)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH] ARM: dts: Remove vmmc-supply for mmc@12220000 on arndale-octa board
Date: Fri, 25 Apr 2014 22:16:30 +0200	[thread overview]
Message-ID: <535AC29E.8010905@gmail.com> (raw)
In-Reply-To: <1398456672-3936-1-git-send-email-javi.merino@arm.com>

Hi Javi,

On 25.04.2014 22:11, Javi Merino wrote:
> d726ca2d3316 (ARM: dts: Add vmmc-supply to MMC on arndale-octa board)
> added the vmmc-supply to nodes mmc at 12200000 and mmc at 12220000 of the
> DT.  However, this makes the kernel fail to boot on the arndale-octa
> spews:
>
> [    5.060000] dwmmc_exynos 12200000.mmc: num-slots property not found, assuming 1 slot is available
> [    5.065000] platform 12200000.mmc: Driver dwmmc_exynos requests probe deferral
> [    5.075000] dwmmc_exynos 12220000.mmc: num-slots property not found, assuming 1 slot is available
> [    5.085000] platform 12220000.mmc: Driver dwmmc_exynos requests probe deferral
>
> And eventually hangs.  Without the vmmc-supply property in the
> mmc at 12220000 node, the kernel boots again.
>
> Signed-off-by: Javi Merino <javi.merino@arm.com>
> ---
>
> Hi,
>
> Note that I don't know *why* removing the property works, all I know
> is that 3.15-rc2 fails to boot on my Arndale Octa unless I apply this
> patch.

Are you sure you have the required PMIC driver enabled in your kernel 
config?

Best regards,
Tomasz

  reply	other threads:[~2014-04-25 20:16 UTC|newest]

Thread overview: 18+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-04-25 20:11 [PATCH] ARM: dts: Remove vmmc-supply for mmc@12220000 on arndale-octa board Javi Merino
2014-04-25 20:11 ` Javi Merino
2014-04-25 20:16 ` Tomasz Figa [this message]
2014-04-25 20:16   ` Tomasz Figa
2014-04-25 20:30   ` Javi Merino
2014-04-25 20:30     ` Javi Merino
2014-04-25 20:35     ` Tomasz Figa
2014-04-25 20:35       ` Tomasz Figa
2014-04-26  8:13       ` Javi Merino
2014-04-26  8:13         ` Javi Merino
2014-04-26 11:19         ` Kukjin Kim
2014-04-26 11:19           ` Kukjin Kim
2014-04-28  4:30           ` Sachin Kamat
2014-04-28  4:30             ` Sachin Kamat
2014-04-28 10:55             ` Javi Merino
2014-04-28 10:55               ` Javi Merino
2014-05-13  5:26               ` Kukjin Kim
2014-05-13  5:26                 ` Kukjin Kim

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