dt-bindings: remoteproc: remove unneeded ref for names

The core schema already sets a 'ref' for properties ending with 'names'.
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Acked-by: Rob Herring <robh@kernel.org>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Link: https://lore.kernel.org/r/20220517070113.18023-3-krzysztof.kozlowski@linaro.org

Documentation/devicetree/bindings/remoteproc/qcom,adsp.yaml

@@ -116,7 +116,6 @@ properties:
       - description: Stop the modem
 
   qcom,smem-state-names:
-    $ref: /schemas/types.yaml#/definitions/string-array
     description: The names of the state bits used for SMP2P output
     items:
       - const: stop

Documentation/devicetree/bindings/remoteproc/qcom,qcs404-cdsp-pil.yaml

@@ -90,7 +90,6 @@ properties:
       - description: Stop the modem
 
   qcom,smem-state-names:
-    $ref: /schemas/types.yaml#/definitions/string
     description: The names of the state bits used for SMP2P output
     items:
       - const: stop

Documentation/devicetree/bindings/remoteproc/qcom,sc7280-wpss-pil.yaml

@@ -76,7 +76,7 @@ properties:
       - const: pdc_sync
 
   memory-region:
-    $ref: /schemas/types.yaml#/definitions/phandle
+    maxItems: 1
     description: Reference to the reserved-memory for the Hexagon core
 
   firmware-name:
@@ -102,7 +102,6 @@ properties:
       - description: Stop the modem
 
   qcom,smem-state-names:
-    $ref: /schemas/types.yaml#/definitions/string
     description: The names of the state bits used for SMP2P output
     const: stop
 

Documentation/devicetree/bindings/remoteproc/qcom,sdm845-adsp-pil.yaml

@@ -90,7 +90,6 @@ properties:
       - description: Stop the modem
 
   qcom,smem-state-names:
-    $ref: /schemas/types.yaml#/definitions/string
     description: The names of the state bits used for SMP2P output
     items:
       - const: stop