linux-kernel - Re: [PATCH 1/2] ARM: dts: aspeed: rainier: add reset-cause-pinhole

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Date:   Thu, 13 Jan 2022 22:35:32 +0000
From:   Joel Stanley <joel@....id.au>
To:     Andrew Geissler <geissonator@...il.com>
Cc:     Andrew Jeffery <andrew@...id.au>, Rob Herring <robh+dt@...nel.org>,
        devicetree <devicetree@...r.kernel.org>,
        Linux ARM <linux-arm-kernel@...ts.infradead.org>,
        linux-aspeed <linux-aspeed@...ts.ozlabs.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Andrew Geissler <geissonator@...oo.com>,
        "open list:GPIO SUBSYSTEM" <linux-gpio@...r.kernel.org>,
        OpenBMC Maillist <openbmc@...ts.ozlabs.org>
Subject: Re: [PATCH 1/2] ARM: dts: aspeed: rainier: add reset-cause-pinhole

Hi Andrew,

On Thu, 13 Jan 2022 at 21:18, Andrew Geissler <geissonator@...il.com> wrote:
>
> This GPIO is used on the rainier system to indicate the BMC was reset
> due to a physical pinhole reset.
>
> See the following doc for more information:
> https://github.com/openbmc/docs/blob/master/designs/device-tree-gpio-naming.md
>
> Signed-off-by: Andrew Geissler <geissonator@...oo.com>

I couldn't apply these cleanly to any tree I had. I think you had a
patch to add battery-voltage-read-enable, but that's not in the tree
yet.

I fixed them up to apply.

Cheers,

Joel

> ---
>  arch/arm/boot/dts/aspeed-bmc-ibm-rainier.dts | 3 ++-
>  1 file changed, 2 insertions(+), 1 deletion(-)
>
> diff --git a/arch/arm/boot/dts/aspeed-bmc-ibm-rainier.dts b/arch/arm/boot/dts/aspeed-bmc-ibm-rainier.dts
> index cfaa606666e2..7ea70c7d698f 100644
> --- a/arch/arm/boot/dts/aspeed-bmc-ibm-rainier.dts
> +++ b/arch/arm/boot/dts/aspeed-bmc-ibm-rainier.dts
> @@ -247,7 +247,8 @@ &gpio0 {
>         /*C0-C7*/       "","","","","","","","",
>         /*D0-D7*/       "","","","","","","","",
>         /*E0-E7*/       "","","","","","","","",
> -       /*F0-F7*/       "","","battery-voltage-read-enable","","","","factory-reset-toggle","",
> +       /*F0-F7*/       "","","battery-voltage-read-enable","reset-cause-pinhole","","",
> +                               "factory-reset-toggle","",
>         /*G0-G7*/       "","","","","","","","",
>         /*H0-H7*/       "","bmc-ingraham0","rear-enc-id0","rear-enc-fault0","","","","",
>         /*I0-I7*/       "","","","","","","bmc-secure-boot","",
> --
> 2.25.1
>