dt-bindings: clock: qcom,msm8996-apcc: Fix clocks

The clocks currently listed in clocks and clock-names are the ones
supplied by this clock controller, not the ones it consumes. Replace
them with the only clock it consumes - the on-board oscillator (XO),
and make the properties required.
Signed-off-by: Yassine Oudjana <y.oudjana@protonmail.com>
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
Link: https://lore.kernel.org/r/20220621160621.24415-6-y.oudjana@protonmail.com

Documentation/devicetree/bindings/clock/qcom,msm8996-apcc.yaml

@@ -26,22 +26,18 @@ properties:
 
   clocks:
     items:
-      - description: Primary PLL clock for power cluster (little)
-      - description: Primary PLL clock for perf cluster (big)
-      - description: Alternate PLL clock for power cluster (little)
-      - description: Alternate PLL clock for perf cluster (big)
+      - description: XO source
 
   clock-names:
     items:
-      - const: pwrcl_pll
-      - const: perfcl_pll
-      - const: pwrcl_alt_pll
-      - const: perfcl_alt_pll
+      - const: xo
 
 required:
   - compatible
   - reg
   - '#clock-cells'
+  - clocks
+  - clock-names
 
 additionalProperties: false
 
@@ -51,4 +47,7 @@ examples:
         compatible = "qcom,msm8996-apcc";
         reg = <0x6400000 0x90000>;
         #clock-cells = <1>;
+
+        clocks = <&xo_board>;
+        clock-names = "xo";
     };