linux-kernel - Re: [PATCH 3/6] arm64: dts: imx8qm-ss-hsio: Wire up DMA IRQ for PCIe

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Message-ID: <10076440.NyiUUSuA9g@steina-w>
Date: Fri, 19 Dec 2025 09:55:38 +0100
From: Alexander Stein <alexander.stein@...tq-group.com>
To: Rob Herring <robh@...nel.org>, Krzysztof Kozlowski <krzk+dt@...nel.org>,
 Conor Dooley <conor+dt@...nel.org>,
 Geert Uytterhoeven <geert+renesas@...der.be>,
 Michael Turquette <mturquette@...libre.com>, Stephen Boyd <sboyd@...nel.org>,
 Peter Chen <peter.chen@...nel.org>, Pawel Laszczak <pawell@...ence.com>,
 Roger Quadros <rogerq@...nel.org>,
 Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
 Shawn Guo <shawnguo@...nel.org>, Sascha Hauer <s.hauer@...gutronix.de>,
 Pengutronix Kernel Team <kernel@...gutronix.de>,
 Fabio Estevam <festevam@...il.com>, Magnus Damm <magnus.damm@...il.com>,
 Marek Vasut <marex@...x.de>
Cc: devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
 linux-renesas-soc@...r.kernel.org, linux-clk@...r.kernel.org,
 linux-usb@...r.kernel.org, imx@...ts.linux.dev,
 linux-arm-kernel@...ts.infradead.org, linux@...tq-group.com
Subject: Re: [PATCH 3/6] arm64: dts: imx8qm-ss-hsio: Wire up DMA IRQ for PCIe

Am Donnerstag, 18. Dezember 2025, 16:20:50 CET schrieb Alexander Stein:
> IRQ mapping is already present. Add the missing DMA interrupt. This is
> similar to commit 0b4c46f9ad79c ("arm64: dts: imx8qm-ss-hsio: Wire up
> DMA IRQ for PCIe")
> 
> Signed-off-by: Alexander Stein <alexander.stein@...tq-group.com>
> ---
>  arch/arm64/boot/dts/freescale/imx8qm-ss-hsio.dtsi | 5 +++--
>  1 file changed, 3 insertions(+), 2 deletions(-)
> 
> diff --git a/arch/arm64/boot/dts/freescale/imx8qm-ss-hsio.dtsi b/arch/arm64/boot/dts/freescale/imx8qm-ss-hsio.dtsi
> index bd6e0aa27efe9..f2c94cdb682b9 100644
> --- a/arch/arm64/boot/dts/freescale/imx8qm-ss-hsio.dtsi
> +++ b/arch/arm64/boot/dts/freescale/imx8qm-ss-hsio.dtsi
> @@ -20,8 +20,9 @@ pcie0: pciea: pcie@...00000 {
>  		ranges = <0x81000000 0 0x00000000 0x4ff80000 0 0x00010000>,
>  			 <0x82000000 0 0x40000000 0x40000000 0 0x0ff00000>;
>  		#interrupt-cells = <1>;
> -		interrupts = <GIC_SPI 70 IRQ_TYPE_LEVEL_HIGH>;
> -		interrupt-names = "msi";
> +		interrupts = <GIC_SPI 70 IRQ_TYPE_LEVEL_HIGH>,
> +			     <GIC_SPI 72 IRQ_TYPE_LEVEL_HIGH>;
> +		interrupt-names = "msi", "dma";
>  		#address-cells = <3>;
>  		#size-cells = <2>;
>  		clocks = <&pciea_lpcg IMX_LPCG_CLK_6>,
> 

This one is actually independent of the rest in this series and can be
picked on it's own, especially as I won't be able to work on the board
support until February. I just wanted to give some context / usage.

Best regards,
Alexander

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