[PATCH RFC 2/2] ASoC: dt-bindings: renesas, rsnd.yaml: adjust to R-Car Gen4

[Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>]

From: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>

R-Car Gen4 is not compatible with Gen3, this patch adjusts
to R-Car Gen4.

Link: https://lore.kernel.org/r/CAMuHMdW_QHmODAKvn_GwHHUWw-=z4Tdq0NkhdK2u2piG_YgB-Q@mail.gmail.com
Link: https://lore.kernel.org/r/87zg9vk0ex.wl-kuninori.morimoto.gx@renesas.com
Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
---
 .../bindings/sound/renesas,rsnd.yaml          | 83 +++++++++++++++----
 1 file changed, 66 insertions(+), 17 deletions(-)

diff --git a/Documentation/devicetree/bindings/sound/renesas,rsnd.yaml b/Documentation/devicetree/bindings/sound/renesas,rsnd.yaml
index 223f4859780f..77b82bddd04a 100644
--- a/Documentation/devicetree/bindings/sound/renesas,rsnd.yaml
+++ b/Documentation/devicetree/bindings/sound/renesas,rsnd.yaml
@@ -99,20 +99,6 @@ properties:
     minItems: 1
     maxItems: 31
 
-  clock-names:
-    description: List of necessary clock names.
-    minItems: 1
-    maxItems: 31
-    items:
-      oneOf:
-        - const: ssi-all
-        - pattern: '^ssi\.[0-9]$'
-        - pattern: '^src\.[0-9]$'
-        - pattern: '^mix\.[0-1]$'
-        - pattern: '^ctu\.[0-1]$'
-        - pattern: '^dvc\.[0-1]$'
-        - pattern: '^clk_(a|b|c|i)$'
-
   ports:
     $ref: audio-graph-port.yaml#/definitions/port-base
     unevaluatedProperties: false
@@ -256,8 +242,17 @@ properties:
             $ref: /schemas/types.yaml#/definitions/flag
         required:
           - interrupts
-          - dmas
-          - dma-names
+        allOf:
+          - if:
+              not:
+                properties:
+                  compatible:
+                    contains:
+                      const: renesas,rcar_sound-gen4
+            then:
+              required:
+                - dmas
+                - dma-names
     additionalProperties: false
 
   # For DAI base
@@ -305,7 +300,14 @@ allOf:
               - scu
               - ssi
               - adg
-    else:
+  - if:
+      properties:
+        compatible:
+          contains:
+            enum:
+              - renesas,rcar_sound-gen2
+              - renesas,rcar_sound-gen3
+    then:
       properties:
         reg:
           minItems: 5
@@ -317,6 +319,53 @@ allOf:
               - ssiu
               - ssi
               - audmapp
+  - if:
+      properties:
+        compatible:
+          contains:
+            const: renesas,rcar_sound-gen4
+    then:
+      properties:
+        reg:
+          minItems: 4
+        reg-names:
+          items:
+            enum:
+              - adg
+              - ssiu
+              - ssi
+              - sdmc
+
+  - if:
+      properties:
+        compatible:
+          contains:
+            const: renesas,rcar_sound-gen4
+    then:
+      properties:
+        clock-names:
+          description: List of necessary clock names.
+          minItems: 3
+          items:
+            enum:
+              - ssi.0
+              - ssiu.0
+              - clkin
+    else:
+      properties:
+        clock-names:
+          description: List of necessary clock names.
+          minItems: 1
+          maxItems: 31
+          items:
+            oneOf:
+              - const: ssi-all
+              - pattern: '^ssi\.[0-9]$'
+              - pattern: '^src\.[0-9]$'
+              - pattern: '^mix\.[0-1]$'
+              - pattern: '^ctu\.[0-1]$'
+              - pattern: '^dvc\.[0-1]$'
+              - pattern: '^clk_(a|b|c|i)$'
 
 unevaluatedProperties: false
 
-- 
2.25.1