diff mbox series

[V3,3/6] dt-bindings: PCI: qcom: Add IPQ9574

Message ID 20230421124938.21974-4-quic_devipriy@quicinc.com (mailing list archive)
State Superseded
Headers show
Series Add PCIe support for IPQ9574 | expand

Commit Message

Devi Priya April 21, 2023, 12:49 p.m. UTC 
Add bindings for PCIe hosts on IPQ9574 platform and allow
msi-parent property.

Signed-off-by: Devi Priya <quic_devipriy@quicinc.com>
---
 Changes in V3:
	- Rebased on linux-next/master

 .../devicetree/bindings/pci/qcom,pcie.yaml    | 40 +++++++++++++++++++
 1 file changed, 40 insertions(+)

Comments

Rob Herring (Arm) April 25, 2023, 5:33 p.m. UTC | #1 
On Fri, Apr 21, 2023 at 06:19:35PM +0530, Devi Priya wrote:
> Add bindings for PCIe hosts on IPQ9574 platform and allow
> msi-parent property.

Go see the long discussion about why msi-parent with msi-map is wrong. 
If something changed, explain that here.

> 
> Signed-off-by: Devi Priya <quic_devipriy@quicinc.com>
> ---
>  Changes in V3:
> 	- Rebased on linux-next/master
> 
>  .../devicetree/bindings/pci/qcom,pcie.yaml    | 40 +++++++++++++++++++
>  1 file changed, 40 insertions(+)
> 
> diff --git a/Documentation/devicetree/bindings/pci/qcom,pcie.yaml b/Documentation/devicetree/bindings/pci/qcom,pcie.yaml
> index 81971be4e554..a92cecc5fe6f 100644
> --- a/Documentation/devicetree/bindings/pci/qcom,pcie.yaml
> +++ b/Documentation/devicetree/bindings/pci/qcom,pcie.yaml
> @@ -26,6 +26,7 @@ properties:
>            - qcom,pcie-ipq8064-v2
>            - qcom,pcie-ipq8074
>            - qcom,pcie-ipq8074-gen3
> +          - qcom,pcie-ipq9574
>            - qcom,pcie-msm8996
>            - qcom,pcie-qcs404
>            - qcom,pcie-sa8540p
> @@ -113,6 +114,8 @@ properties:
>    power-domains:
>      maxItems: 1
>  
> +  msi-parent: true
> +
>    perst-gpios:
>      description: GPIO controlled connection to PERST# signal
>      maxItems: 1
> @@ -138,6 +141,8 @@ anyOf:
>    - required:
>        - msi-map
>        - msi-map-mask
> +  - required:
> +      - msi-parent
>  
>  allOf:
>    - $ref: /schemas/pci/pci-bus.yaml#
> @@ -171,6 +176,7 @@ allOf:
>              enum:
>                - qcom,pcie-ipq6018
>                - qcom,pcie-ipq8074-gen3
> +              - qcom,pcie-ipq9574
>      then:
>        properties:
>          reg:
> @@ -382,6 +388,39 @@ allOf:
>              - const: ahb # AHB Reset
>              - const: axi_m_sticky # AXI Master Sticky reset
>  
> +  - if:
> +      properties:
> +        compatible:
> +          contains:
> +            enum:
> +              - qcom,pcie-ipq9574
> +    then:
> +      properties:
> +        clocks:
> +          minItems: 6
> +          maxItems: 6
> +        clock-names:
> +          items:
> +            - const: ahb  # AHB clock
> +            - const: aux  # Auxiliary clock
> +            - const: axi_m # AXI Master clock
> +            - const: axi_s # AXI Slave clock
> +            - const: axi_bridge # AXI bridge clock
> +            - const: rchng
> +        resets:
> +          minItems: 8
> +          maxItems: 8
> +        reset-names:
> +          items:
> +            - const: pipe # PIPE reset
> +            - const: sticky # Core Sticky reset
> +            - const: axi_s_sticky # AXI Slave Sticky reset
> +            - const: axi_s # AXI Slave reset
> +            - const: axi_m_sticky # AXI Master Sticky reset
> +            - const: axi_m # AXI Master reset
> +            - const: aux # AUX Reset
> +            - const: ahb # AHB Reset
> +
>    - if:
>        properties:
>          compatible:
> @@ -767,6 +806,7 @@ allOf:
>                  - qcom,pcie-ipq8064v2
>                  - qcom,pcie-ipq8074
>                  - qcom,pcie-ipq8074-gen3
> +                - qcom,pcie-ipq9574
>                  - qcom,pcie-qcs404
>      then:
>        required:
> -- 
> 2.17.1
>
Devi Priya May 2, 2023, 5:38 a.m. UTC | #2 
On 4/25/2023 11:03 PM, Rob Herring wrote:
> On Fri, Apr 21, 2023 at 06:19:35PM +0530, Devi Priya wrote:
>> Add bindings for PCIe hosts on IPQ9574 platform and allow
>> msi-parent property.
> 
> Go see the long discussion about why msi-parent with msi-map is wrong.
> If something changed, explain that here.
Sure, okay

Thanks,
Devi Priya
> 
>>
>> Signed-off-by: Devi Priya <quic_devipriy@quicinc.com>
>> ---
>>   Changes in V3:
>> 	- Rebased on linux-next/master
>>
>>   .../devicetree/bindings/pci/qcom,pcie.yaml    | 40 +++++++++++++++++++
>>   1 file changed, 40 insertions(+)
>>
>> diff --git a/Documentation/devicetree/bindings/pci/qcom,pcie.yaml b/Documentation/devicetree/bindings/pci/qcom,pcie.yaml
>> index 81971be4e554..a92cecc5fe6f 100644
>> --- a/Documentation/devicetree/bindings/pci/qcom,pcie.yaml
>> +++ b/Documentation/devicetree/bindings/pci/qcom,pcie.yaml
>> @@ -26,6 +26,7 @@ properties:
>>             - qcom,pcie-ipq8064-v2
>>             - qcom,pcie-ipq8074
>>             - qcom,pcie-ipq8074-gen3
>> +          - qcom,pcie-ipq9574
>>             - qcom,pcie-msm8996
>>             - qcom,pcie-qcs404
>>             - qcom,pcie-sa8540p
>> @@ -113,6 +114,8 @@ properties:
>>     power-domains:
>>       maxItems: 1
>>   
>> +  msi-parent: true
>> +
>>     perst-gpios:
>>       description: GPIO controlled connection to PERST# signal
>>       maxItems: 1
>> @@ -138,6 +141,8 @@ anyOf:
>>     - required:
>>         - msi-map
>>         - msi-map-mask
>> +  - required:
>> +      - msi-parent
>>   
>>   allOf:
>>     - $ref: /schemas/pci/pci-bus.yaml#
>> @@ -171,6 +176,7 @@ allOf:
>>               enum:
>>                 - qcom,pcie-ipq6018
>>                 - qcom,pcie-ipq8074-gen3
>> +              - qcom,pcie-ipq9574
>>       then:
>>         properties:
>>           reg:
>> @@ -382,6 +388,39 @@ allOf:
>>               - const: ahb # AHB Reset
>>               - const: axi_m_sticky # AXI Master Sticky reset
>>   
>> +  - if:
>> +      properties:
>> +        compatible:
>> +          contains:
>> +            enum:
>> +              - qcom,pcie-ipq9574
>> +    then:
>> +      properties:
>> +        clocks:
>> +          minItems: 6
>> +          maxItems: 6
>> +        clock-names:
>> +          items:
>> +            - const: ahb  # AHB clock
>> +            - const: aux  # Auxiliary clock
>> +            - const: axi_m # AXI Master clock
>> +            - const: axi_s # AXI Slave clock
>> +            - const: axi_bridge # AXI bridge clock
>> +            - const: rchng
>> +        resets:
>> +          minItems: 8
>> +          maxItems: 8
>> +        reset-names:
>> +          items:
>> +            - const: pipe # PIPE reset
>> +            - const: sticky # Core Sticky reset
>> +            - const: axi_s_sticky # AXI Slave Sticky reset
>> +            - const: axi_s # AXI Slave reset
>> +            - const: axi_m_sticky # AXI Master Sticky reset
>> +            - const: axi_m # AXI Master reset
>> +            - const: aux # AUX Reset
>> +            - const: ahb # AHB Reset
>> +
>>     - if:
>>         properties:
>>           compatible:
>> @@ -767,6 +806,7 @@ allOf:
>>                   - qcom,pcie-ipq8064v2
>>                   - qcom,pcie-ipq8074
>>                   - qcom,pcie-ipq8074-gen3
>> +                - qcom,pcie-ipq9574
>>                   - qcom,pcie-qcs404
>>       then:
>>         required:
>> -- 
>> 2.17.1
>>
diff mbox series

Patch

diff --git a/Documentation/devicetree/bindings/pci/qcom,pcie.yaml b/Documentation/devicetree/bindings/pci/qcom,pcie.yaml
index 81971be4e554..a92cecc5fe6f 100644
--- a/Documentation/devicetree/bindings/pci/qcom,pcie.yaml
+++ b/Documentation/devicetree/bindings/pci/qcom,pcie.yaml
@@ -26,6 +26,7 @@  properties:
           - qcom,pcie-ipq8064-v2
           - qcom,pcie-ipq8074
           - qcom,pcie-ipq8074-gen3
+          - qcom,pcie-ipq9574
           - qcom,pcie-msm8996
           - qcom,pcie-qcs404
           - qcom,pcie-sa8540p
@@ -113,6 +114,8 @@  properties:
   power-domains:
     maxItems: 1
 
+  msi-parent: true
+
   perst-gpios:
     description: GPIO controlled connection to PERST# signal
     maxItems: 1
@@ -138,6 +141,8 @@  anyOf:
   - required:
       - msi-map
       - msi-map-mask
+  - required:
+      - msi-parent
 
 allOf:
   - $ref: /schemas/pci/pci-bus.yaml#
@@ -171,6 +176,7 @@  allOf:
             enum:
               - qcom,pcie-ipq6018
               - qcom,pcie-ipq8074-gen3
+              - qcom,pcie-ipq9574
     then:
       properties:
         reg:
@@ -382,6 +388,39 @@  allOf:
             - const: ahb # AHB Reset
             - const: axi_m_sticky # AXI Master Sticky reset
 
+  - if:
+      properties:
+        compatible:
+          contains:
+            enum:
+              - qcom,pcie-ipq9574
+    then:
+      properties:
+        clocks:
+          minItems: 6
+          maxItems: 6
+        clock-names:
+          items:
+            - const: ahb  # AHB clock
+            - const: aux  # Auxiliary clock
+            - const: axi_m # AXI Master clock
+            - const: axi_s # AXI Slave clock
+            - const: axi_bridge # AXI bridge clock
+            - const: rchng
+        resets:
+          minItems: 8
+          maxItems: 8
+        reset-names:
+          items:
+            - const: pipe # PIPE reset
+            - const: sticky # Core Sticky reset
+            - const: axi_s_sticky # AXI Slave Sticky reset
+            - const: axi_s # AXI Slave reset
+            - const: axi_m_sticky # AXI Master Sticky reset
+            - const: axi_m # AXI Master reset
+            - const: aux # AUX Reset
+            - const: ahb # AHB Reset
+
   - if:
       properties:
         compatible:
@@ -767,6 +806,7 @@  allOf:
                 - qcom,pcie-ipq8064v2
                 - qcom,pcie-ipq8074
                 - qcom,pcie-ipq8074-gen3
+                - qcom,pcie-ipq9574
                 - qcom,pcie-qcs404
     then:
       required: