dt-bindings: pinctrl: qcom,sc7280: use common TLMM pin schema

The common Qualcomm TLMM pin controller schema for pin mux and config
already brings requirement of function for gpio pins and the definition
of drive-strength.

Acked-by: Rob Herring <robh@kernel.org>
Link: https://lore.kernel.org/r/20221016172212.49105-18-krzysztof.kozlowski@linaro.org
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>

Documentation/devicetree/bindings/pinctrl/qcom,sc7280-pinctrl.yaml

@@ -62,6 +62,7 @@ $defs:
     description:
       Pinctrl node's client devices use subnodes for desired pin configuration.
       Client device subnodes use below standard properties.
+    $ref: qcom,tlmm-common.yaml#/$defs/qcom-tlmm-state
 
     properties:
       pins:
@@ -110,16 +111,11 @@ $defs:
                 uim1_clk, uim1_data, uim1_present, uim1_reset, usb2phy_ac,
                 usb_phy, vfr_0, vfr_1, vsense_trigger ]
 
-      drive-strength:
-        enum: [2, 4, 6, 8, 10, 12, 14, 16]
-        default: 2
-        description:
-          Selects the drive strength for the specified pins, in mA.
-
       bias-pull-down: true
       bias-pull-up: true
       bias-bus-hold: true
       bias-disable: true
+      drive-strength: true
       input-enable: true
       output-high: true
       output-low: true
@@ -127,16 +123,6 @@ $defs:
     required:
       - pins
 
-    allOf:
-      - $ref: /schemas/pinctrl/pincfg-node.yaml
-      - if:
-          properties:
-            pins:
-              pattern: "^gpio([0-9]|[1-9][0-9]|1[0-6][0-9]|17[0-4])$"
-        then:
-          required:
-            - function
-
     additionalProperties: false
 
 allOf: