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From: Pankaj Dubey <pankaj.dubey@samsung.com>
To: 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, kgene.kim@samsung.com, yadi.brar01@gmail.com
Subject: Re: [1/2] ARM: dts: Fix bootup issue on smdk5250
Date: Thu, 20 Nov 2014 09:31:37 +0530	[thread overview]
Message-ID: <546D67A1.1080804@samsung.com> (raw)
In-Reply-To: <1416312509-11530-1-git-send-email-yadi.brar@samsung.com>

Hi,

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.
>
> 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 {
>

  parent reply	other threads:[~2014-11-20  4:01 UTC|newest]

Thread overview: 14+ 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 ` [PATCH 2/2] ARM: dts: Add missing irq pinctrl for max77686 " Yadwinder Singh Brar
2014-11-18 14:02   ` Javier Martinez Canillas
2014-11-20  4:06   ` [2/2] " Pankaj Dubey
2015-04-28 11:02   ` Pankaj Dubey
2015-05-02  5:49     ` Krzysztof Kozlowski
2015-08-17  5:50       ` Krzysztof Kozlowski
2015-08-18  6:13         ` Pankaj Dubey
2015-08-18  6:27         ` Pankaj Dubey
2015-08-18  7:00           ` Krzysztof Kozlowski
2014-11-20  4:01 ` Pankaj Dubey [this message]
2014-11-22  3:25   ` [1/2] ARM: dts: Fix bootup issue " Kukjin Kim
2014-11-25 13:16     ` Yadwinder Singh Brar
2015-04-28 11:05     ` Pankaj Dubey

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