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[v3,1/3] dt-bindings: phy: ti: phy-gmii-sel: Add bindings for J721e

Message ID 20221026074532.109220-2-s-vadapalli@ti.com
State Accepted
Commit 8ca2a81bff096b359736bba9b7d06cf5bc04fa88
Headers show
Series [v3,1/3] dt-bindings: phy: ti: phy-gmii-sel: Add bindings for J721e | expand

Commit Message

Siddharth Vadapalli Oct. 26, 2022, 7:45 a.m. UTC 
TI's J721e SoC supports additional PHY modes like QSGMII and SGMII
that are not supported on earlier SoCs. Add a compatible for it.

Extend ti,qsgmii-main-ports property to support selection of upto
two main ports at once across the two QSGMII interfaces.

Signed-off-by: Siddharth Vadapalli <s-vadapalli@ti.com>
---
 .../bindings/phy/ti,phy-gmii-sel.yaml         | 48 ++++++++++++++++---
 1 file changed, 42 insertions(+), 6 deletions(-)
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Patch

diff --git a/Documentation/devicetree/bindings/phy/ti,phy-gmii-sel.yaml b/Documentation/devicetree/bindings/phy/ti,phy-gmii-sel.yaml
index da7cac537e15..3a6d686383cf 100644
--- a/Documentation/devicetree/bindings/phy/ti,phy-gmii-sel.yaml
+++ b/Documentation/devicetree/bindings/phy/ti,phy-gmii-sel.yaml
@@ -54,6 +54,7 @@  properties:
       - ti,dm814-phy-gmii-sel
       - ti,am654-phy-gmii-sel
       - ti,j7200-cpsw5g-phy-gmii-sel
+      - ti,j721e-cpsw9g-phy-gmii-sel
 
   reg:
     maxItems: 1
@@ -63,14 +64,17 @@  properties:
   ti,qsgmii-main-ports:
     $ref: /schemas/types.yaml#/definitions/uint32-array
     description: |
-      Required only for QSGMII mode. Array to select the port for
-      QSGMII main mode. Rest of the ports are selected as QSGMII_SUB
-      ports automatically. Any one of the 4 CPSW5G ports can act as the
-      main port with the rest of them being the QSGMII_SUB ports.
-    maxItems: 1
+      Required only for QSGMII mode. Array to select the port/s for QSGMII
+      main mode. The size of the array corresponds to the number of QSGMII
+      interfaces and thus, the number of distinct QSGMII main ports,
+      supported by the device. If the device supports two QSGMII interfaces
+      but only one QSGMII interface is desired, repeat the QSGMII main port
+      value corresponding to the QSGMII interface in the array.
+    minItems: 1
+    maxItems: 2
     items:
       minimum: 1
-      maximum: 4
+      maximum: 8
 
 allOf:
   - if:
@@ -81,12 +85,43 @@  allOf:
               - ti,dra7xx-phy-gmii-sel
               - ti,dm814-phy-gmii-sel
               - ti,am654-phy-gmii-sel
+              - ti,j7200-cpsw5g-phy-gmii-sel
+              - ti,j721e-cpsw9g-phy-gmii-sel
     then:
       properties:
         '#phy-cells':
           const: 1
           description: CPSW port number (starting from 1)
 
+  - if:
+      properties:
+        compatible:
+          contains:
+            enum:
+              - ti,j7200-cpsw5g-phy-gmii-sel
+    then:
+      properties:
+        ti,qsgmii-main-ports:
+          maxItems: 1
+          items:
+            minimum: 1
+            maximum: 4
+
+  - if:
+      properties:
+        compatible:
+          contains:
+            enum:
+              - ti,j721e-cpsw9g-phy-gmii-sel
+    then:
+      properties:
+        ti,qsgmii-main-ports:
+          minItems: 2
+          maxItems: 2
+          items:
+            minimum: 1
+            maximum: 8
+
   - if:
       not:
         properties:
@@ -94,6 +129,7 @@  allOf:
             contains:
               enum:
                 - ti,j7200-cpsw5g-phy-gmii-sel
+                - ti,j721e-cpsw9g-phy-gmii-sel
     then:
       properties:
         ti,qsgmii-main-ports: false