Re: [PATCH 1/4] arm64: dts: qcom: Fix hs_phy_irq for QUSB2 targets

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On 11/12/2023 13:16, Krishna Kurapati wrote:
> On several QUSB2 Targets, the hs_phy_irq mentioned is actually
> qusb2_phy interrupt specific to QUSB2 PHY's. Rename hs_phy_irq
> to qusb2_phy for such targets.
> 
> In actuality, the hs_phy_irq is also present in these targets, but
> kept in for debug purposes in hw test environments. This is not
> triggered by default and its functionality is mutually exclusive
> to that of qusb2_phy interrupt.
> 

...

>  
> +			interrupts-extended = <GIC_SPI 128 IRQ_TYPE_LEVEL_HIGH>,
> +					      <GIC_SPI 136 IRQ_TYPE_LEVEL_HIGH>,
> +					      <GIC_SPI 225 IRQ_TYPE_LEVEL_HIGH>;
> +			interrupt-names = "pwr_event",
> +					  "qusb2_phy",
> +					  "ss_phy_irq";
> +
>  			power-domains = <&gcc USB1_GDSC>;
>  
>  			resets = <&gcc GCC_USB1_BCR>;
> diff --git a/arch/arm64/boot/dts/qcom/msm8953.dtsi b/arch/arm64/boot/dts/qcom/msm8953.dtsi
> index e7de7632669a..29a6f9ad3df3 100644
> --- a/arch/arm64/boot/dts/qcom/msm8953.dtsi
> +++ b/arch/arm64/boot/dts/qcom/msm8953.dtsi
> @@ -1118,9 +1118,12 @@ usb3: usb@70f8800 {
>  			#size-cells = <1>;
>  			ranges;
>  
> -			interrupts = <GIC_SPI 136 IRQ_TYPE_LEVEL_HIGH>,
> +			interrupts = <GIC_SPI 134 IRQ_TYPE_LEVEL_HIGH>,
> +				     <GIC_SPI 136 IRQ_TYPE_LEVEL_HIGH>,
>  				     <GIC_SPI 220 IRQ_TYPE_LEVEL_HIGH>;
> -			interrupt-names = "hs_phy_irq", "ss_phy_irq";
> +			interrupt-names = "pwr_event",

Please do not take this patchset till we resolve discussion in the
bindings (shortly: "I don't understand why pwr_even has to be put at
first position, causing re-ordering of all interrupts").



Best regards,
Krzysztof





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