From: Kukjin Kim <kgene@kernel.org>
To: 'Pankaj Dubey' <pankaj.dubey@samsung.com>,
'Yadwinder Singh Brar' <yadi.brar@samsung.com>,
devicetree@vger.kernel.org, linux-samsung-soc@vger.kernel.org,
linux-arm-kernel@lists.infradead.org
Cc: robh+dt@kernel.org, yadi.brar01@gmail.com
Subject: RE: [1/2] ARM: dts: Fix bootup issue on smdk5250
Date: Sat, 22 Nov 2014 12:25:49 +0900 [thread overview]
Message-ID: <038501d00604$034a9640$09dfc2c0$@kernel.org> (raw)
In-Reply-To: <546D67A1.1080804@samsung.com>
Pankaj Dubey wrote:
>
> Hi,
>
Hi,
Yadwinder, please don't miss [PATCH 1/2] in subject, so that my e-mail client
can't filter wrong ;)
> On Tuesday 18 November 2014 05:38 PM, Yadwinder Singh Brar wrote:
> > With default config on smdk5250 latest tree throws below message :
> >
> > [ 2.226049] thermal thermal_zone0: critical temperature reached(224 C),shutting down
> > [ 2.227840] reboot: Failed to start orderly shutdown: forcing the issue
> >
> > and hangs randomly because it reads wrong temperature value.
> >
> > I can't figure out any direct relation between LDO10 and TMU from board
> > schematics which I have. So making LDO10 always-on to fix issue for now.
> >
Hmm...strange, I also can't see any relations now...but I need to contact to
hardware guy before applying this, this fixes the problem though.
Thanks,
Kukjin
> > Signed-off-by: Yadwinder Singh Brar <yadi.brar@samsung.com>
> >
>
> Tested this on SMDK5250 board, system boot is fine now, hence
>
> Tested-by: Pankaj Dubey <pankaj.dubey@samsung.com>
>
> > ---
> > arch/arm/boot/dts/exynos5250-smdk5250.dts | 1 +
> > 1 files changed, 1 insertions(+), 0 deletions(-)
> >
> > diff --git a/arch/arm/boot/dts/exynos5250-smdk5250.dts b/arch/arm/boot/dts/exynos5250-smdk5250.dts
> > index bc27cc2..95b5b51 100644
> > --- a/arch/arm/boot/dts/exynos5250-smdk5250.dts
> > +++ b/arch/arm/boot/dts/exynos5250-smdk5250.dts
> > @@ -190,6 +190,7 @@
> > regulator-name = "P1.8V_LDO_OUT10";
> > regulator-min-microvolt = <1800000>;
> > regulator-max-microvolt = <1800000>;
> > + regulator-always-on;
> > };
> >
> > ldo11_reg: LDO11 {
> >
WARNING: multiple messages have this Message-ID (diff)
From: kgene@kernel.org (Kukjin Kim)
To: linux-arm-kernel@lists.infradead.org
Subject: [1/2] ARM: dts: Fix bootup issue on smdk5250
Date: Sat, 22 Nov 2014 12:25:49 +0900 [thread overview]
Message-ID: <038501d00604$034a9640$09dfc2c0$@kernel.org> (raw)
In-Reply-To: <546D67A1.1080804@samsung.com>
Pankaj Dubey wrote:
>
> Hi,
>
Hi,
Yadwinder, please don't miss [PATCH 1/2] in subject, so that my e-mail client
can't filter wrong ;)
> On Tuesday 18 November 2014 05:38 PM, Yadwinder Singh Brar wrote:
> > With default config on smdk5250 latest tree throws below message :
> >
> > [ 2.226049] thermal thermal_zone0: critical temperature reached(224 C),shutting down
> > [ 2.227840] reboot: Failed to start orderly shutdown: forcing the issue
> >
> > and hangs randomly because it reads wrong temperature value.
> >
> > I can't figure out any direct relation between LDO10 and TMU from board
> > schematics which I have. So making LDO10 always-on to fix issue for now.
> >
Hmm...strange, I also can't see any relations now...but I need to contact to
hardware guy before applying this, this fixes the problem though.
Thanks,
Kukjin
> > Signed-off-by: Yadwinder Singh Brar <yadi.brar@samsung.com>
> >
>
> Tested this on SMDK5250 board, system boot is fine now, hence
>
> Tested-by: Pankaj Dubey <pankaj.dubey@samsung.com>
>
> > ---
> > arch/arm/boot/dts/exynos5250-smdk5250.dts | 1 +
> > 1 files changed, 1 insertions(+), 0 deletions(-)
> >
> > diff --git a/arch/arm/boot/dts/exynos5250-smdk5250.dts b/arch/arm/boot/dts/exynos5250-smdk5250.dts
> > index bc27cc2..95b5b51 100644
> > --- a/arch/arm/boot/dts/exynos5250-smdk5250.dts
> > +++ b/arch/arm/boot/dts/exynos5250-smdk5250.dts
> > @@ -190,6 +190,7 @@
> > regulator-name = "P1.8V_LDO_OUT10";
> > regulator-min-microvolt = <1800000>;
> > regulator-max-microvolt = <1800000>;
> > + regulator-always-on;
> > };
> >
> > ldo11_reg: LDO11 {
> >
next prev parent reply other threads:[~2014-11-22 3:26 UTC|newest]
Thread overview: 28+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-11-18 12:08 [PATCH 1/2] ARM: dts: Fix bootup issue on smdk5250 Yadwinder Singh Brar
2014-11-18 12:08 ` Yadwinder Singh Brar
2014-11-18 12:08 ` [PATCH 2/2] ARM: dts: Add missing irq pinctrl for max77686 " Yadwinder Singh Brar
2014-11-18 12:08 ` Yadwinder Singh Brar
2014-11-18 14:02 ` Javier Martinez Canillas
2014-11-18 14:02 ` Javier Martinez Canillas
2014-11-20 4:06 ` [2/2] " Pankaj Dubey
2014-11-20 4:06 ` Pankaj Dubey
2015-04-28 11:02 ` Pankaj Dubey
2015-04-28 11:02 ` Pankaj Dubey
2015-05-02 5:49 ` Krzysztof Kozlowski
2015-05-02 5:49 ` Krzysztof Kozlowski
2015-08-17 5:50 ` Krzysztof Kozlowski
2015-08-17 5:50 ` Krzysztof Kozlowski
2015-08-18 6:13 ` Pankaj Dubey
2015-08-18 6:13 ` Pankaj Dubey
2015-08-18 6:27 ` Pankaj Dubey
2015-08-18 6:27 ` Pankaj Dubey
2015-08-18 7:00 ` Krzysztof Kozlowski
2015-08-18 7:00 ` Krzysztof Kozlowski
2014-11-20 4:01 ` [1/2] ARM: dts: Fix bootup issue " Pankaj Dubey
2014-11-20 4:01 ` Pankaj Dubey
2014-11-22 3:25 ` Kukjin Kim [this message]
2014-11-22 3:25 ` Kukjin Kim
2014-11-25 13:16 ` Yadwinder Singh Brar
2014-11-25 13:16 ` Yadwinder Singh Brar
2015-04-28 11:05 ` Pankaj Dubey
2015-04-28 11:05 ` Pankaj Dubey
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