From: Shawn Guo <shawn.guo@linaro.org>
To: Bjorn Andersson <bjorn.andersson@linaro.org>
Cc: Sebastian Reichel <sre@kernel.org>,
Stephan Gerhold <stephan@gerhold.net>,
Rob Herring <robh+dt@kernel.org>, Vinod Koul <vkoul@kernel.org>,
devicetree@vger.kernel.org, linux-arm-msm@vger.kernel.org,
linux-pm@vger.kernel.org
Subject: Re: [PATCH 3/3] power: reset: qcom-pon: Add support for 'qcom,pon-reboot-not-used'
Date: Wed, 14 Jul 2021 19:49:57 +0800 [thread overview]
Message-ID: <20210714114957.GF11342@dragon> (raw)
In-Reply-To: <YOx3+qy2JhmLP87r@yoga>
On Mon, Jul 12, 2021 at 12:12:26PM -0500, Bjorn Andersson wrote:
> On Sun 04 Jul 21:50 CDT 2021, Shawn Guo wrote:
>
> > Check property 'qcom,pon-reboot-not-used' and skip reboot-mode setup
> > if the property is present. This is useful for devices that use IMEM
> > instead of PON register to pass reboot mode, but still want to populate
> > pwrkey and resin devices.
> >
>
> If IMEM is used instead, I think it should be sufficient for the DT
> author to omit mode-* properties to achieve this.
Indeed! This is much better solution. Thanks for the suggestion!
So please disregard patch #2 and #3, and I will resend #1 as a separate
patch.
Shawn
> If the PON hardware
> doesn't support mode-*, then that should be reflected in the DT binding
> and compatible.
prev parent reply other threads:[~2021-07-14 11:50 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-07-05 2:50 [PATCH 0/3] Add 'qcom,pon-reboot-not-used' support in PON driver Shawn Guo
2021-07-05 2:50 ` [PATCH 1/3] dt-bindings: power: reset: Convert qcom,pon to DT schema Shawn Guo
2021-07-12 15:45 ` Rob Herring
2021-07-14 11:47 ` Shawn Guo
2021-07-05 2:50 ` [PATCH 2/3] dt-bindings: qcom,pon: Add 'qcom,pon-reboot-not-used' property Shawn Guo
2021-07-12 17:08 ` Bjorn Andersson
2021-07-05 2:50 ` [PATCH 3/3] power: reset: qcom-pon: Add support for 'qcom,pon-reboot-not-used' Shawn Guo
2021-07-12 17:12 ` Bjorn Andersson
2021-07-14 11:49 ` Shawn Guo [this message]
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