linux-kernel - Re: [PATCH v3 1/6] ARM: dts: Cygnus: Fixed iProc PCIe controller properties

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Message-ID: <CAL_JsqKv0M-njPuPoGjLubaPv=6DWK=cLTiPvMrNfuJFTvC6gg@mail.gmail.com>
Date:   Wed, 8 Dec 2021 09:53:35 -0600
From:   Rob Herring <robh+dt@...nel.org>
To:     Florian Fainelli <f.fainelli@...il.com>
Cc:     devicetree@...r.kernel.org, Bjorn Helgaas <bhelgaas@...gle.com>,
        Ray Jui <rjui@...adcom.com>,
        Scott Branden <sbranden@...adcom.com>,
        "maintainer:BROADCOM IPROC ARM ARCHITECTURE" 
        <bcm-kernel-feedback-list@...adcom.com>,
        "open list:PCI SUBSYSTEM" <linux-pci@...r.kernel.org>,
        "moderated list:BROADCOM IPROC ARM ARCHITECTURE" 
        <linux-arm-kernel@...ts.infradead.org>,
        open list <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v3 1/6] ARM: dts: Cygnus: Fixed iProc PCIe controller properties

On Tue, Dec 7, 2021 at 10:04 PM Florian Fainelli <f.fainelli@...il.com> wrote:
>
> Rename the msi controller unit name to 'msi' to avoid collisions
> with the 'msi-controller' boolean property and add the missing
> 'interrupt-controller' property which is necessary. We also need to

'interrupt-controller'part should be dropped...

> re-arrange the 'ranges' property to show the two cells as being separate
> instead of combined since the DT checker is not able to differentiate
> otherwise.
>
> Signed-off-by: Florian Fainelli <f.fainelli@...il.com>
> ---
>  arch/arm/boot/dts/bcm-cygnus.dtsi | 13 +++++++------
>  1 file changed, 7 insertions(+), 6 deletions(-)
>
> diff --git a/arch/arm/boot/dts/bcm-cygnus.dtsi b/arch/arm/boot/dts/bcm-cygnus.dtsi
> index 8ecb7861ce10..d6e2b2ba3a19 100644
> --- a/arch/arm/boot/dts/bcm-cygnus.dtsi
> +++ b/arch/arm/boot/dts/bcm-cygnus.dtsi
> @@ -274,8 +274,8 @@ pcie0: pcie@...12000 {
>                         #address-cells = <3>;
>                         #size-cells = <2>;
>                         device_type = "pci";
> -                       ranges = <0x81000000 0 0          0x28000000 0 0x00010000
> -                                 0x82000000 0 0x20000000 0x20000000 0 0x04000000>;
> +                       ranges = <0x81000000 0 0          0x28000000 0 0x00010000>,
> +                                <0x82000000 0 0x20000000 0x20000000 0 0x04000000>;
>
>                         phys = <&pcie0_phy>;
>                         phy-names = "pcie-phy";
> @@ -283,7 +283,7 @@ pcie0: pcie@...12000 {
>                         status = "disabled";
>
>                         msi-parent = <&msi0>;
> -                       msi0: msi-controller {
> +                       msi0: msi {
>                                 compatible = "brcm,iproc-msi";
>                                 msi-controller;
>                                 interrupt-parent = <&gic>;
> @@ -298,6 +298,7 @@ pcie1: pcie@...13000 {
>                         compatible = "brcm,iproc-pcie";
>                         reg = <0x18013000 0x1000>;
>
> +                       interrupt-controller;

Missed dropping this?

>                         #interrupt-cells = <1>;
>                         interrupt-map-mask = <0 0 0 0>;
>                         interrupt-map = <0 0 0 0 &gic GIC_SPI 106 IRQ_TYPE_LEVEL_HIGH>;
> @@ -309,8 +310,8 @@ pcie1: pcie@...13000 {
>                         #address-cells = <3>;
>                         #size-cells = <2>;
>                         device_type = "pci";
> -                       ranges = <0x81000000 0 0          0x48000000 0 0x00010000
> -                                 0x82000000 0 0x40000000 0x40000000 0 0x04000000>;
> +                       ranges = <0x81000000 0 0          0x48000000 0 0x00010000>,
> +                                <0x82000000 0 0x40000000 0x40000000 0 0x04000000>;
>
>                         phys = <&pcie1_phy>;
>                         phy-names = "pcie-phy";
> @@ -318,7 +319,7 @@ pcie1: pcie@...13000 {
>                         status = "disabled";
>
>                         msi-parent = <&msi1>;
> -                       msi1: msi-controller {
> +                       msi1: msi {
>                                 compatible = "brcm,iproc-msi";
>                                 msi-controller;
>                                 interrupt-parent = <&gic>;
> --
> 2.25.1
>