On Mon, Nov 07, 2022 at 11:49:15PM +0300, Serge Semin wrote:
> Originally as it was defined the legacy bindings the pcie_inbound_axi and
> pcie_aux clock names were supposed to be used in the fsl,imx6sx-pcie and
> fsl,imx8mq-pcie devices respectively. But the bindings conversion has been
> incorrectly so now the fourth clock name is defined as "pcie_inbound_axi
> for imx6sx-pcie, pcie_aux for imx8mq-pcie", which is completely wrong.
> Let's fix that by conditionally apply the clock-names constraints based on
> the compatible string content.
>
> Fixes: 751ca492f131 ("dt-bindings: PCI: imx6: convert the imx pcie controller to dtschema")
> Signed-off-by: Serge Semin <Sergey.Semin@xxxxxxxxxxxxxxxxxxxx>
> Acked-by: Alexander Stein <alexander.stein@xxxxxxxxxxxxxxx>
>
> ---
>
> Changelog v5:
> - This is a new patch added on the v5 release of the patchset.
> ---
> .../bindings/pci/fsl,imx6q-pcie.yaml | 47 +++++++++++++++++--
> 1 file changed, 42 insertions(+), 5 deletions(-)
>
> diff --git a/Documentation/devicetree/bindings/pci/fsl,imx6q-pcie.yaml b/Documentation/devicetree/bindings/pci/fsl,imx6q-pcie.yaml
> index 376e739bcad4..ebfe75f1576e 100644
> --- a/Documentation/devicetree/bindings/pci/fsl,imx6q-pcie.yaml
> +++ b/Documentation/devicetree/bindings/pci/fsl,imx6q-pcie.yaml
> @@ -16,6 +16,47 @@ description: |+
>
> allOf:
> - $ref: /schemas/pci/snps,dw-pcie.yaml#
> + - if:
> + properties:
> + compatible:
> + contains:
> + const: fsl,imx6sx-pcie
> + then:
> + properties:
> + clock-names:
> + items:
> + - const: pcie
> + - const: pcie_bus
> + - const: pcie_phy
> + - const: pcie_inbound_axi
> + - if:
> + properties:
> + compatible:
> + contains:
> + const: fsl,imx8mq-pcie
> + then:
> + properties:
> + clock-names:
> + items:
> + - const: pcie
> + - const: pcie_bus
> + - const: pcie_phy
> + - const: pcie_aux
> + - if:
> + properties:
> + compatible:
> + not:
> + contains:
> + enum:
> + - fsl,imx6sx-pcie
> + - fsl,imx8mq-pcie
> + then:
> + properties:
> + clock-names:
> + items:
> + - const: pcie
> + - const: pcie_bus
> + - const: pcie_phy
>
> properties:
> compatible:
> @@ -57,11 +98,7 @@ properties:
>
> clock-names:
> minItems: 3
> - items:
> - - const: pcie
> - - const: pcie_bus
> - - const: pcie_phy
> - - const: pcie_inbound_axi for imx6sx-pcie, pcie_aux for imx8mq-pcie
This should have been just 'enum: [ pcie_inbound_axi, pcie_aux ]'
And then do:
- if:
properties:
compatible:
contains:
const: fsl,imx8mq-pcie
then:
properties:
clock-names:
items:
- {}
- {}
- {}
- const: pcie_aux
And then another if/then with 'maxItems: 3'
