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Date: Thu, 15 Dec 2022 16:04:38 +0100
From: Paul Menzel <pmenzel@...gen.mpg.de>
To: Heiko Stuebner <heiko@...ech.de>
Cc: linux-arm-kernel@...ts.infradead.org,
linux-rockchip@...ts.infradead.org, devicetree@...r.kernel.org,
LKML <linux-kernel@...r.kernel.org>
Subject: Re: Pine64 Pinebook Pro (rk3399): debugfs: File
':interrupt-controller@...00000' in directory 'domains' already present!
[Attach output of `dmesg`
Am 15.12.22 um 16:03 schrieb Paul Menzel:
> Dear Linux folks,
>
>
> Starting Manjaro ARM on a Pine64 Pinebook Pro, Linux 6.0.7 logs:
>
> ```
> [ 0.000000] Linux version 6.0.7-2-MANJARO-ARM (builduser@...mjr-build-lon-xlarge) (gcc (GCC) 12.1.0, GNU ld (GNU Binutils) 2.38) #1 SMP PREEMPT Sun Nov 6 23:15:01 UTC 2022
> […]
> [ 0.406267] debugfs: File ':interrupt-controller@...00000' in directory 'domains' already present!
> [ 0.406973] debugfs: File ':interrupt-controller@...00000' in directory 'domains' already present!
> [ 0.406992] debugfs: File ':interrupt-controller@...00000' in directory 'domains' already present!
> [ 0.406999] debugfs: File ':interrupt-controller@...00000' in directory 'domains' already present!
> [ 0.407007] debugfs: File ':interrupt-controller@...00000' in directory 'domains' already present!
> [ 0.407014] debugfs: File ':interrupt-controller@...00000' in directory 'domains' already present!
> [ 0.407024] debugfs: File ':interrupt-controller@...00000' in directory 'domains' already present!
> [ 0.407032] debugfs: File ':interrupt-controller@...00000' in directory 'domains' already present!
> [ 0.407039] debugfs: File ':interrupt-controller@...00000' in directory 'domains' already present!
> [ 0.407047] debugfs: File ':interrupt-controller@...00000' in directory 'domains' already present!
> [ 0.407054] debugfs: File ':interrupt-controller@...00000' in directory 'domains' already present!
> [ 0.407061] debugfs: File ':interrupt-controller@...00000' in directory 'domains' already present!
> [ 0.407068] debugfs: File ':interrupt-controller@...00000' in directory 'domains' already present!
> [ 0.407075] debugfs: File ':interrupt-controller@...00000' in directory 'domains' already present!
> [ 0.407082] debugfs: File ':interrupt-controller@...00000' in directory 'domains' already present!
> ```
>
> I found a corresponding definition in the devicetree
> `arch/arm64/boot/dts/rockchip/rk3399.dtsi`:
>
> ```
> gic: interrupt-controller@...00000 {
> compatible = "arm,gic-v3";
> #interrupt-cells = <4>;
> #address-cells = <2>;
> #size-cells = <2>;
> ranges;
> interrupt-controller;
>
> reg = <0x0 0xfee00000 0 0x10000>, /* GICD */
> <0x0 0xfef00000 0 0xc0000>, /* GICR */
> <0x0 0xfff00000 0 0x10000>, /* GICC */
> <0x0 0xfff10000 0 0x10000>, /* GICH */
> <0x0 0xfff20000 0 0x10000>; /* GICV */
> interrupts = <GIC_PPI 9 IRQ_TYPE_LEVEL_HIGH 0>;
> its: interrupt-controller@...20000 {
> compatible = "arm,gic-v3-its";
> msi-controller;
> #msi-cells = <1>;
> reg = <0x0 0xfee20000 0x0 0x20000>;
> };
>
> ppi-partitions {
> ppi_cluster0: interrupt-partition-0 {
> affinity = <&cpu_l0 &cpu_l1 &cpu_l2 &cpu_l3>;
> };
>
> ppi_cluster1: interrupt-partition-1 {
> affinity = <&cpu_b0 &cpu_b1>;
> };
> };
> };
> ```
>
>
> Kind regards,
>
> Paul
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