From: Geert Uytterhoeven <geert@linux-m68k.org>
To: Herve Codina <herve.codina@bootlin.com>
Cc: "Marek Vasut" <marek.vasut+renesas@gmail.com>,
"Yoshihiro Shimoda" <yoshihiro.shimoda.uh@renesas.com>,
"Bjorn Helgaas" <bhelgaas@google.com>,
"Rob Herring" <robh+dt@kernel.org>,
"Krzysztof Kozlowski" <krzk+dt@kernel.org>,
"Magnus Damm" <magnus.damm@gmail.com>,
"Lorenzo Pieralisi" <lorenzo.pieralisi@arm.com>,
"Krzysztof Wilczyński" <kw@linux.com>,
"Rob Herring" <robh@kernel.org>,
linux-pci <linux-pci@vger.kernel.org>,
Linux-Renesas <linux-renesas-soc@vger.kernel.org>,
"open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS"
<devicetree@vger.kernel.org>,
"Linux Kernel Mailing List" <linux-kernel@vger.kernel.org>,
"Sergey Shtylyov" <s.shtylyov@omp.ru>,
"Thomas Petazzoni" <thomas.petazzoni@bootlin.com>,
"Clement Leger" <clement.leger@bootlin.com>,
"Miquel Raynal" <miquel.raynal@bootlin.com>
Subject: Re: [PATCH v2 2/8] dt-bindings: PCI: renesas-pci-usb: Convert bindings to json-schema
Date: Thu, 14 Apr 2022 10:28:47 +0200 [thread overview]
Message-ID: <CAMuHMdUhr7emtsxoxGP5EH2EzNK=PM_7+-32cesecjQjoW1ryQ@mail.gmail.com> (raw)
In-Reply-To: <20220414074011.500533-3-herve.codina@bootlin.com>
Hi Hervé,
On Thu, Apr 14, 2022 at 9:40 AM Herve Codina <herve.codina@bootlin.com> wrote:
> Convert Renesas PCI bridge bindings documentation to json-schema.
> Also name it 'renesas,pci-usb' as it is specifically used to
> connect the PCI USB controllers to AHB bus.
>
> Signed-off-by: Herve Codina <herve.codina@bootlin.com>
Thanks a lot for tackling this DT binding file!
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/pci/renesas,pci-usb.yaml
> @@ -0,0 +1,134 @@
> +# SPDX-License-Identifier: GPL-2.0
scripts/checkpatch.pl says:
WARNING: DT binding documents should be licensed (GPL-2.0-only OR BSD-2-Clause)
> + reg:
> + description: |
> + A list of physical regions to access the device. The first is
> + the operational registers for the OHCI/EHCI controllers and the
> + second is for the bridge configuration and control registers.
> + minItems: 2
> + maxItems: 2
reg:
items:
- description: Operational registers for the OHCI/EHCI controllers.
- description: Bridge configuration and control registers.
> +
> + interrupts:
> + description: Interrupt for the device.
maxItems: 1
The description is not needed.
> +
> + interrupt-map:
> + description: |
> + Standard property used to define the mapping of the PCI interrupts
> + to the GIC interrupts.
> +
> + interrupt-map-mask:
> + description:
> + Standard property that helps to define the interrupt mapping.
> +
> + clocks:
> + description: The reference to the device clock.
maxItems: 1
The description is not needed.
Missing "resets" and "power-domains" properties.
Missing description of the child nodes.
> +required:
> + - compatible
> + - reg
> + - interrupts
> + - interrupt-map
> + - interrupt-map-mask
> + - clocks
Missing "resets" and "power-domains".
> + - bus-range
> + - "#address-cells"
> + - "#size-cells"
> + - "#interrupt-cells"
> +
> +unevaluatedProperties: false
Why doesn't "make dtbs_check" complain about the presence of
e.g. "resets" in the actual DTS files?
> +
> +examples:
> + - |
> + #include <dt-bindings/interrupt-controller/arm-gic.h>
> + #include <dt-bindings/clock/r8a7790-cpg-mssr.h>
> +
> + bus {
> + #address-cells = <2>;
> + #size-cells = <2>;
I think you should drop this (and the corresponding high addresses
below).
> +
> + pci0: pci@ee090000 {
> + compatible = "renesas,pci-r8a7790", "renesas,pci-rcar-gen2";
> + device_type = "pci";
> + clocks = <&cpg CPG_MOD 703>;
> + reg = <0 0xee090000 0 0xc00>,
> + <0 0xee080000 0 0x1100>;
> + interrupts = <GIC_SPI 108 IRQ_TYPE_LEVEL_HIGH>;
power-domains = <&sysc R8A7790_PD_ALWAYS_ON>;
resets = <&cpg 703>;
> + status = "disabled";
> +
> + bus-range = <0 0>;
> + #address-cells = <3>;
> + #size-cells = <2>;
> + #interrupt-cells = <1>;
> + ranges = <0x02000000 0 0xee080000 0 0xee080000 0 0x00010000>;
> + dma-ranges = <0x42000000 0 0x40000000 0 0x40000000 0 0x40000000>;
> + interrupt-map-mask = <0xf800 0 0 0x7>;
> + interrupt-map = <0x0000 0 0 1 &gic GIC_SPI 108 IRQ_TYPE_LEVEL_HIGH>,
> + <0x0800 0 0 1 &gic GIC_SPI 108 IRQ_TYPE_LEVEL_HIGH>,
> + <0x1000 0 0 2 &gic GIC_SPI 108 IRQ_TYPE_LEVEL_HIGH>;
> +
> + usb@1,0 {
> + reg = <0x800 0 0 0 0>;
> + phys = <&usb0 0>;
> + phy-names = "usb";
> + };
> +
ERROR: trailing whitespace
#249: FILE: Documentation/devicetree/bindings/pci/renesas,pci-usb.yaml:127:
+ $
> + usb@2,0 {
> + reg = <0x1000 0 0 0 0>;
> + phys = <&usb0 0>;
> + phy-names = "usb";
> + };
> + };
> + };
Gr{oetje,eeting}s,
Geert
--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@linux-m68k.org
In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
-- Linus Torvalds
next prev parent reply other threads:[~2022-04-14 8:29 UTC|newest]
Thread overview: 30+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-04-14 7:40 [PATCH v2 0/8] RZN1 USB Host support Herve Codina
2022-04-14 7:40 ` [PATCH v2 1/8] PCI: rcar-gen2: Add support for clocks Herve Codina
2022-04-14 8:45 ` Geert Uytterhoeven
2022-04-14 11:29 ` Herve Codina
2022-04-14 11:48 ` Geert Uytterhoeven
2022-04-14 13:42 ` Herve Codina
2022-04-14 7:40 ` [PATCH v2 2/8] dt-bindings: PCI: renesas-pci-usb: Convert bindings to json-schema Herve Codina
2022-04-14 8:08 ` Miquel Raynal
2022-04-14 8:28 ` Geert Uytterhoeven [this message]
2022-04-19 14:41 ` Herve Codina
2022-04-14 18:15 ` Rob Herring
2022-04-20 12:44 ` Herve Codina
2022-04-20 13:18 ` Rob Herring
2022-04-20 13:46 ` Herve Codina
2022-04-20 21:37 ` Rob Herring
2022-04-14 7:40 ` [PATCH v2 3/8] dt-bindings: PCI: renesas-pci-usb: Allow multiple clocks Herve Codina
2022-04-14 8:35 ` Geert Uytterhoeven
2022-04-20 13:07 ` Herve Codina
2022-04-20 13:24 ` Rob Herring
2022-04-20 14:55 ` Herve Codina
2022-04-20 13:32 ` Geert Uytterhoeven
2022-04-20 14:56 ` Herve Codina
2022-04-14 7:40 ` [PATCH v2 4/8] dt-bindings: PCI: renesas-pci-usb: Add device tree support for r9a06g032 Herve Codina
2022-04-14 7:40 ` [PATCH v2 5/8] PCI: rcar-gen2: Add R9A06G032 support Herve Codina
2022-04-14 7:40 ` [PATCH v2 6/8] ARM: dts: r9a06g032: Add internal PCI bridge node Herve Codina
2022-04-18 9:02 ` Sergey Shtylyov
2022-04-20 13:19 ` Herve Codina
2022-04-20 19:56 ` Rob Herring
2022-04-14 7:40 ` [PATCH v2 7/8] ARM: dts: r9a06g032: Add USB PHY DT support Herve Codina
2022-04-14 7:40 ` [PATCH v2 8/8] ARM: dts: r9a06g032: Link the PCI USB devices to the USB PHY Herve Codina
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