linux-kernel - Re: [PATCH v2 4/4] arm64: dts: qcom: sm8150: Add PDC as the interrupt parent for tlmm

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Date:   Tue, 15 Mar 2022 11:19:14 -0500
From:   Bjorn Andersson <bjorn.andersson@...aro.org>
To:     Bhupesh Sharma <bhupesh.sharma@...aro.org>
Cc:     linux-arm-msm@...r.kernel.org, bhupesh.linux@...il.com,
        agross@...nel.org, linux-kernel@...r.kernel.org,
        devicetree@...r.kernel.org, maz@...nel.org,
        quic_mkshah@...cinc.com, linux-gpio@...r.kernel.org,
        linus.walleij@...aro.org, robh+dt@...nel.org,
        Vinod Koul <vkoul@...nel.org>, Rob Herring <robh@...nel.org>
Subject: Re: [PATCH v2 4/4] arm64: dts: qcom: sm8150: Add PDC as the
 interrupt parent for tlmm

On Sat 26 Feb 12:40 CST 2022, Bhupesh Sharma wrote:

> Several wakeup gpios supported by the Top Level Mode Multiplexer (TLMM)
> block on sm8150 can be used as interrupt sources and these interrupts
> are routed to the PDC interrupt controller.
> 
> So, specify PDC as the interrupt parent for the TLMM block.
> 
> Cc: Bjorn Andersson <bjorn.andersson@...aro.org>
> Cc: Vinod Koul <vkoul@...nel.org>
> Cc: Rob Herring <robh@...nel.org>
> Signed-off-by: Bhupesh Sharma <bhupesh.sharma@...aro.org>

Reviewed-by: Bjorn Andersson <bjorn.andersson@...aro.org>

> ---
>  arch/arm64/boot/dts/qcom/sm8150.dtsi | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/arch/arm64/boot/dts/qcom/sm8150.dtsi b/arch/arm64/boot/dts/qcom/sm8150.dtsi
> index aaeacd379460..6e6fa7811c7a 100644
> --- a/arch/arm64/boot/dts/qcom/sm8150.dtsi
> +++ b/arch/arm64/boot/dts/qcom/sm8150.dtsi
> @@ -1937,6 +1937,7 @@ tlmm: pinctrl@...0000 {
>  			#gpio-cells = <2>;
>  			interrupt-controller;
>  			#interrupt-cells = <2>;
> +			wakeup-parent = <&pdc>;
>  
>  			qup_i2c0_default: qup-i2c0-default {
>  				mux {
> -- 
> 2.35.1
>