[PATCH] dt-bindings: phy: samsung,ufs-phy: match clock items

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Below error is detected from dtbs_check. exynos7-ufs-phy is required
symbol clocks otherwise only PLL ref clock is required.

clock-names: ['ref_clk'] is too short

Reported-by: Krzysztof Kozlowski <krzysztof.kozlowski@xxxxxxxxxx>
Suggested-by: Krzysztof Kozlowski <krzysztof.kozlowski@xxxxxxxxxx>
Suggested-by: Alim Akhtar <alim.akhtar@xxxxxxxxxxx>
Signed-off-by: Chanho Park <chanho61.park@xxxxxxxxxxx>
---
 .../bindings/phy/samsung,ufs-phy.yaml         | 47 +++++++++++++++----
 1 file changed, 37 insertions(+), 10 deletions(-)

diff --git a/Documentation/devicetree/bindings/phy/samsung,ufs-phy.yaml b/Documentation/devicetree/bindings/phy/samsung,ufs-phy.yaml
index 8da99461e817..3b04f31d9f21 100644
--- a/Documentation/devicetree/bindings/phy/samsung,ufs-phy.yaml
+++ b/Documentation/devicetree/bindings/phy/samsung,ufs-phy.yaml
@@ -27,18 +27,12 @@ properties:
       - const: phy-pma
 
   clocks:
-    items:
-      - description: PLL reference clock
-      - description: symbol clock for input symbol ( rx0-ch0 symbol clock)
-      - description: symbol clock for input symbol ( rx1-ch1 symbol clock)
-      - description: symbol clock for output symbol ( tx0 symbol clock)
+    minItems: 1
+    maxItems: 4
 
   clock-names:
-    items:
-      - const: ref_clk
-      - const: rx1_symbol_clk
-      - const: rx0_symbol_clk
-      - const: tx0_symbol_clk
+    minItems: 1
+    maxItems: 4
 
   samsung,pmu-syscon:
     $ref: '/schemas/types.yaml#/definitions/phandle-array'
@@ -53,6 +47,39 @@ properties:
       It can be phandle/offset pair. The second cell which can represent an
       offset is optional.
 
+allOf:
+  - if:
+      properties:
+        compatible:
+          contains:
+            const: samsung,exynos7-ufs-phy
+
+    then:
+      properties:
+        clocks:
+          items:
+            - description: PLL reference clock
+            - description: symbol clock for input symbol ( rx0-ch0 symbol clock)
+            - description: symbol clock for input symbol ( rx1-ch1 symbol clock)
+            - description: symbol clock for output symbol ( tx0 symbol clock)
+
+        clock-names:
+          items:
+            - const: ref_clk
+            - const: rx1_symbol_clk
+            - const: rx0_symbol_clk
+            - const: tx0_symbol_clk
+
+    else:
+      properties:
+        clocks:
+          items:
+            - description: PLL reference clock
+
+        clock-names:
+          items:
+            - const: ref_clk
+
 required:
   - "#phy-cells"
   - compatible
-- 
2.37.0




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