On Sat, 20 Aug 2022 00:14:10 +0100, Conor Dooley wrote:
> From: Conor Dooley <conor.dooley@xxxxxxxxxxxxx>
>
> The commit b92225b034c0 ("dt-bindings: PCI: designware: Fix
> 'unevaluatedProperties' warnings") removed the clock-names property as
> a requirement and from the example as it triggered unevaluatedProperty
> warnings. dtbs_check was not able to pick up on this at the time, but
> now can:
>
> arch/riscv/boot/dts/sifive/hifive-unmatched-a00.dtb: pcie@e00000000: Unevaluated properties are not allowed ('clock-names' was unexpected)
> From schema: linux/Documentation/devicetree/bindings/pci/sifive,fu740-pcie.yaml
>
> The property was already in use by the FU740 DTS and the clock must be
> enabled. The Linux and FreeBSD drivers require the property to enable
> the clocks correctly Re-add the property and its "clocks" dependency,
> while making it required.
>
> Fixes: b92225b034c0 ("dt-bindings: PCI: designware: Fix 'unevaluatedProperties' warnings")
> Fixes: 43cea116be0b ("dt-bindings: PCI: Add SiFive FU740 PCIe host controller")
> Signed-off-by: Conor Dooley <conor.dooley@xxxxxxxxxxxxx>
> ---
> v2022.08 of dt-schema is required.
> ---
> .../devicetree/bindings/pci/sifive,fu740-pcie.yaml | 8 ++++++++
> 1 file changed, 8 insertions(+)
>
Reviewed-by: Rob Herring <robh@xxxxxxxxxx>
