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SubjectRE: [EXT] [PATCH v2 2/4] ARM: dts: imx6: Use gpc for FEC interrupt controller to fix wake on LAN.
Date
From: Martin Fuzzey <martin.fuzzey@flowbird.group> Sent: Thursday, March 26, 2020 2:12 AM
> In order to wake from suspend by ethernet magic packets the GPC must be
> used as intc does not have wakeup functionality.
>
> But the FEC DT node currently uses interrupt-extended, specificying intc, thus
> breaking WoL.
>
> This problem is probably fallout from the stacked domain conversion as intc
> used to chain to GPC.
>
> So replace "interrupts-extended" by "interrupts" to use the default parent
> which is GPC.
>
> Fixes: b923ff6af0d5 ("ARM: imx6: convert GPC to stacked domains")
>
> Signed-off-by: Martin Fuzzey <martin.fuzzey@flowbird.group>
> ---
> arch/arm/boot/dts/imx6qdl.dtsi | 5 ++---
> 1 file changed, 2 insertions(+), 3 deletions(-)
>
> diff --git a/arch/arm/boot/dts/imx6qdl.dtsi b/arch/arm/boot/dts/imx6qdl.dtsi
> index e6b4b85..bc488df 100644
> --- a/arch/arm/boot/dts/imx6qdl.dtsi
> +++ b/arch/arm/boot/dts/imx6qdl.dtsi
> @@ -1039,9 +1039,8 @@
> compatible = "fsl,imx6q-fec";
> reg = <0x02188000 0x4000>;
> interrupt-names = "int0", "pps";
> - interrupts-extended =
> - <&intc 0 118
> IRQ_TYPE_LEVEL_HIGH>,
> - <&intc 0 119
> IRQ_TYPE_LEVEL_HIGH>;
> + interrupts = <0 118
> IRQ_TYPE_LEVEL_HIGH>,
> + <0 119
> + IRQ_TYPE_LEVEL_HIGH>;

Please remove the property "/delete-property/interrupts-extended;" in below file:
arch/arm/boot/dts/imx6qp.dtsi
> clocks = <&clks
> IMX6QDL_CLK_ENET>,
> <&clks
> IMX6QDL_CLK_ENET>,
> <&clks
> IMX6QDL_CLK_ENET_REF>;
> --
> 1.9.1

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