linux-kernel - Re: [PATCH 2/3] pinctrl: qcom: handle intr_target_reg wakeup

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Message-ID: <13707da9-b28c-45cf-9288-af71558be57b@linaro.org>
Date:   Wed, 25 Oct 2023 10:16:18 +0200
From:   Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To:     Neil Armstrong <neil.armstrong@...aro.org>,
        Andy Gross <agross@...nel.org>,
        Bjorn Andersson <andersson@...nel.org>,
        Konrad Dybcio <konrad.dybcio@...aro.org>,
        Linus Walleij <linus.walleij@...aro.org>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Conor Dooley <conor+dt@...nel.org>
Cc:     linux-arm-msm@...r.kernel.org, linux-gpio@...r.kernel.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 2/3] pinctrl: qcom: handle intr_target_reg
 wakeup_present/enable bits

On 25/10/2023 09:33, Neil Armstrong wrote:
> New platforms uses a new set of bits to control the wakeirq
> delivery to the PDC block.
> 
> The intr_wakeup_present_bit indicates if the GPIO supports
> wakeirq and intr_wakeup_enable_bit enables wakeirq delivery
> to the PDC block.
> 
> While the name seems to imply this only enables wakeup events,
> it is required to allow interrupts events to the PDC block.
> 
> Enable this bit in the irq resource request/free if:
> - gpio is in wakeirq map
> - has the intr_wakeup_present_bit
> - the intr_wakeup_enable_bit is set
> 
> Signed-off-by: Neil Armstrong <neil.armstrong@...aro.org>
> ---

Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>

Best regards,
Krzysztof