From: Matt Ranostay <mranostay@ti.com>

Add num-lanes schema checks based on compatible string on available lanes
for that platform.

Signed-off-by: Matt Ranostay <mranostay@ti.com>
Signed-off-by: Achal Verma <a-verma1@ti.com>
---
 .../bindings/pci/ti,j721e-pci-ep.yaml         | 28 +++++++++++++++++--
 .../bindings/pci/ti,j721e-pci-host.yaml       | 28 +++++++++++++++++--
 2 files changed, 50 insertions(+), 6 deletions(-)

diff --git a/Documentation/devicetree/bindings/pci/ti,j721e-pci-ep.yaml b/Documentation/devicetree/bindings/pci/ti,j721e-pci-ep.yaml
index 10e6eabdff53..403cd3ef1177 100644
--- a/Documentation/devicetree/bindings/pci/ti,j721e-pci-ep.yaml
+++ b/Documentation/devicetree/bindings/pci/ti,j721e-pci-ep.yaml
@@ -10,9 +10,6 @@ title: TI J721E PCI EP (PCIe Wrapper)
 maintainers:
   - Kishon Vijay Abraham I <kishon@ti.com>
 
-allOf:
-  - $ref: "cdns-pcie-ep.yaml#"
-
 properties:
   compatible:
     oneOf:
@@ -65,6 +62,31 @@ properties:
     items:
       - const: link_state
 
+allOf:
+  - $ref: cdns-pcie-ep.yaml#
+  - if:
+      properties:
+        compatible:
+          enum:
+            - ti,am64-pcie-ep
+    then:
+      properties:
+        num-lanes:
+          minimum: 1
+          maximum: 1
+
+  - if:
+      properties:
+        compatible:
+          enum:
+            - ti,j7200-pcie-ep
+            - ti,j721e-pcie-ep
+    then:
+      properties:
+        num-lanes:
+          minimum: 1
+          maximum: 2
+
 required:
   - compatible
   - reg
diff --git a/Documentation/devicetree/bindings/pci/ti,j721e-pci-host.yaml b/Documentation/devicetree/bindings/pci/ti,j721e-pci-host.yaml
index b0513b197d08..7bd78cfca845 100644
--- a/Documentation/devicetree/bindings/pci/ti,j721e-pci-host.yaml
+++ b/Documentation/devicetree/bindings/pci/ti,j721e-pci-host.yaml
@@ -10,9 +10,6 @@ title: TI J721E PCI Host (PCIe Wrapper)
 maintainers:
   - Kishon Vijay Abraham I <kishon@ti.com>
 
-allOf:
-  - $ref: "cdns-pcie-host.yaml#"
-
 properties:
   compatible:
     oneOf:
@@ -98,6 +95,31 @@ properties:
       interrupts:
         maxItems: 1
 
+allOf:
+  - $ref: cdns-pcie-host.yaml#
+  - if:
+      properties:
+        compatible:
+          enum:
+            - ti,am64-pcie-host
+    then:
+      properties:
+        num-lanes:
+          minimum: 1
+          maximum: 1
+
+  - if:
+      properties:
+        compatible:
+          enum:
+            - ti,j7200-pcie-host
+            - ti,j721e-pcie-host
+    then:
+      properties:
+        num-lanes:
+          minimum: 1
+          maximum: 2
+
 required:
   - compatible
   - reg
-- 
2.25.1

On 18/01/2023 13:59, Achal Verma wrote:
> From: Matt Ranostay <mranostay@ti.com>
> 
> Add num-lanes schema checks based on compatible string on available lanes
> for that platform.
> 
> Signed-off-by: Matt Ranostay <mranostay@ti.com>
> Signed-off-by: Achal Verma <a-verma1@ti.com>
> ---
>  .../bindings/pci/ti,j721e-pci-ep.yaml         | 28 +++++++++++++++++--
>  .../bindings/pci/ti,j721e-pci-host.yaml       | 28 +++++++++++++++++--
>  2 files changed, 50 insertions(+), 6 deletions(-)
> 
> diff --git a/Documentation/devicetree/bindings/pci/ti,j721e-pci-ep.yaml b/Documentation/devicetree/bindings/pci/ti,j721e-pci-ep.yaml
> index 10e6eabdff53..403cd3ef1177 100644
> --- a/Documentation/devicetree/bindings/pci/ti,j721e-pci-ep.yaml
> +++ b/Documentation/devicetree/bindings/pci/ti,j721e-pci-ep.yaml
> @@ -10,9 +10,6 @@ title: TI J721E PCI EP (PCIe Wrapper)
>  maintainers:
>    - Kishon Vijay Abraham I <kishon@ti.com>
>  
> -allOf:
> -  - $ref: "cdns-pcie-ep.yaml#"
> -
>  properties:
>    compatible:
>      oneOf:
> @@ -65,6 +62,31 @@ properties:
>      items:
>        - const: link_state
>  
> +allOf:
> +  - $ref: cdns-pcie-ep.yaml#
> +  - if:
> +      properties:
> +        compatible:
> +          enum:
> +            - ti,am64-pcie-ep
> +    then:
> +      properties:
> +        num-lanes:
> +          minimum: 1
> +          maximum: 1
> +
> +  - if:
> +      properties:
> +        compatible:
> +          enum:
> +            - ti,j7200-pcie-ep
> +            - ti,j721e-pcie-ep
> +    then:
> +      properties:
> +        num-lanes:
> +          minimum: 1
> +          maximum: 2
> +
>  required:
>    - compatible
>    - reg
> diff --git a/Documentation/devicetree/bindings/pci/ti,j721e-pci-host.yaml b/Documentation/devicetree/bindings/pci/ti,j721e-pci-host.yaml
> index b0513b197d08..7bd78cfca845 100644
> --- a/Documentation/devicetree/bindings/pci/ti,j721e-pci-host.yaml
> +++ b/Documentation/devicetree/bindings/pci/ti,j721e-pci-host.yaml
> @@ -10,9 +10,6 @@ title: TI J721E PCI Host (PCIe Wrapper)
>  maintainers:
>    - Kishon Vijay Abraham I <kishon@ti.com>
>  
> -allOf:
> -  - $ref: "cdns-pcie-host.yaml#"
> -
>  properties:
>    compatible:
>      oneOf:
> @@ -98,6 +95,31 @@ properties:
>        interrupts:
>          maxItems: 1
>  
> +allOf:
> +  - $ref: cdns-pcie-host.yaml#
> +  - if:
> +      properties:
> +        compatible:
> +          enum:
> +            - ti,am64-pcie-host
> +    then:
> +      properties:
> +        num-lanes:
> +          minimum: 1
> +          maximum: 1

Why not what I asked for?

Best regards,
Krzysztof