From: Vineeth <vneethv@gmail.com>
To: Priyanka Jain <Priyanka.Jain@freescale.com>
Cc: "linuxppc-dev@lists.ozlabs.org" <linuxppc-dev@lists.ozlabs.org>
Subject: Re: T1040QDS warm reboot
Date: Fri, 8 Aug 2014 12:52:16 +0530 [thread overview]
Message-ID: <CAFbQSaDSrCff2YJi2Z-b4655NMa6fkk+xLKs3PB6DG8_Lmf+_A@mail.gmail.com> (raw)
In-Reply-To: <3e55262eed7c4b6b9e08e8b792d82e7b@CY1PR0301MB0857.namprd03.prod.outlook.com>
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Again, warm-reboot WORKS. there's no issue with that.
My ONLY concern is i am not able to understand how it works; the ref.manual
information and the code doesnt match.
Vineeth
On Fri, Aug 8, 2014 at 12:35 PM, Priyanka Jain <Priyanka.Jain@freescale.com>
wrote:
> Thanks Vineeth for pointing this.
>
>
>
> We will check this on T1040QDS and get back.
>
>
>
>
>
> Regards
>
> Priyanka
>
>
>
> *From:* Linuxppc-dev [mailto:linuxppc-dev-bounces+priyanka.jain=
> freescale.com@lists.ozlabs.org] *On Behalf Of *Vineeth
> *Sent:* Friday, August 08, 2014 11:35 AM
> *To:* linuxppc-dev@lists.ozlabs.org
> *Subject:* T1040QDS warm reboot
>
>
>
> Was wondering how "reboot" works from linux kernel for t1040qds.
>
> When checked, @arch/powerpc/sysdev/fsl_soc.c
>
> __setup_rstcr, an ioremap is done for the offset 0xb0 and writes 0x2 to
> that to reboot the machine. and it works properly.
>
> when checked the reference manual for T1040QDS, it was given that RST_CTL
> is at offset 0x40 and the RST is the 7th bit of same.
>
> then how's has-rstcr/reboot works ?
>
> Vineeth
>
>
>
>
>
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next prev parent reply other threads:[~2014-08-08 7:22 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-08-08 6:05 T1040QDS warm reboot Vineeth
2014-08-08 7:05 ` Priyanka Jain
2014-08-08 7:22 ` Vineeth [this message]
2014-08-08 18:15 ` Scott Wood
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