linux-kernel - Re: [PATCH] pinctrl: qcom-pmic-gpio: silence -EPROBE

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Message-ID: <ZONiidFpXf7MR6y9@brian-x1>
Date:   Mon, 21 Aug 2023 09:11:37 -0400
From:   Brian Masney <bmasney@...hat.com>
To:     Krzysztof Kozlowski <krzk@...nel.org>
Cc:     Konrad Dybcio <konrad.dybcio@...aro.org>, andersson@...nel.org,
        linus.walleij@...aro.org, agross@...nel.org,
        linux-arm-msm@...r.kernel.org, linux-gpio@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH] pinctrl: qcom-pmic-gpio: silence -EPROBE_DEFER message
 on probe

On Fri, Aug 18, 2023 at 03:59:18PM +0200, Krzysztof Kozlowski wrote:
> On 18/08/2023 15:51, Krzysztof Kozlowski wrote:
> >>     qcom-spmi-gpio c440000.spmi:pmic@2:gpio@...0: no hogs found
> >>     qcom-spmi-gpio c440000.spmi:pmic@2:gpio@...0: error -EPROBE_DEFER: can't add gpio chip
> >>     qcom-spmi-gpio c440000.spmi:pmic@2:gpio@...0: Driver qcom-spmi-gpio requests probe deferral
> >>     platform c440000.spmi:pmic@2:gpio@...0: Added to deferred list
> >>
> >> The second time it probes the device is successfully added.
> > 
> > There is a bug in DTS. I'll send a patch.
> 
> https://lore.kernel.org/linux-arm-msm/20230818135538.47481-1-krzysztof.kozlowski@linaro.org/T/#u

Thanks for sending that. I didn't look at the DTS. Let's just drop the
patch that I posted here since that message may help someone in the
future identify this same type of issue for another platform.

Brian