linux-kernel - Re: [PATCH 11/11] arm64: dts: qcom: sm8550: fix USB wakeup interrupt types

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Message-ID: <ZVuPCch2Tf6fK5R+@linaro.org>
Date:   Mon, 20 Nov 2023 18:53:29 +0200
From:   Abel Vesa <abel.vesa@...aro.org>
To:     Johan Hovold <johan+linaro@...nel.org>
Cc:     Bjorn Andersson <andersson@...nel.org>,
        Andy Gross <agross@...nel.org>,
        Konrad Dybcio <konrad.dybcio@...aro.org>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Conor Dooley <conor+dt@...nel.org>,
        cros-qcom-dts-watchers@...omium.org, linux-arm-msm@...r.kernel.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 11/11] arm64: dts: qcom: sm8550: fix USB wakeup interrupt
 types

On 23-11-20 17:43:31, Johan Hovold wrote:
> The DP/DM wakeup interrupts are edge triggered and which edge to trigger
> on depends on use-case and whether a Low speed or Full/High speed device
> is connected.
> 
> Note that only triggering on rising edges can be used to detect resume
> events but not disconnect events.
> 
> Fixes: 7f7e5c1b037f ("arm64: dts: qcom: sm8550: Add USB PHYs and controller nodes")
> Cc: Abel Vesa <abel.vesa@...aro.org>
> Signed-off-by: Johan Hovold <johan+linaro@...nel.org>

Reviewed-by: Abel Vesa <abel.vesa@...aro.org>

> ---
>  arch/arm64/boot/dts/qcom/sm8550.dtsi | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/arch/arm64/boot/dts/qcom/sm8550.dtsi b/arch/arm64/boot/dts/qcom/sm8550.dtsi
> index 7b9ddde0b2c9..9b5b098bb7e8 100644
> --- a/arch/arm64/boot/dts/qcom/sm8550.dtsi
> +++ b/arch/arm64/boot/dts/qcom/sm8550.dtsi
> @@ -2923,8 +2923,8 @@ usb_1: usb@...8800 {
>  
>  			interrupts-extended = <&intc GIC_SPI 130 IRQ_TYPE_LEVEL_HIGH>,
>  					      <&pdc 17 IRQ_TYPE_LEVEL_HIGH>,
> -					      <&pdc 15 IRQ_TYPE_EDGE_RISING>,
> -					      <&pdc 14 IRQ_TYPE_EDGE_RISING>;
> +					      <&pdc 15 IRQ_TYPE_EDGE_BOTH>,
> +					      <&pdc 14 IRQ_TYPE_EDGE_BOTH>;
>  			interrupt-names = "hs_phy_irq",
>  					  "ss_phy_irq",
>  					  "dm_hs_phy_irq",
> -- 
> 2.41.0
>