dt-bindings: pinctrl: amlogic: narrow regex for unit address to hex numbers

Regular expression used to match the unit address part should not allow
non-hex numbers.
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Reviewed-by: Neil Armstrong <neil.armstrong@linaro.org>
Link: https://lore.kernel.org/r/20240123083511.21063-1-krzysztof.kozlowski@linaro.orgSigned-off-by: Linus Walleij <linus.walleij@linaro.org>

Documentation/devicetree/bindings/pinctrl/amlogic,meson-pinctrl-a1.yaml

@@ -24,7 +24,7 @@ required:
   - compatible
 
 patternProperties:
-  "^bank@[0-9a-z]+$":
+  "^bank@[0-9a-f]+$":
     $ref: amlogic,meson-pinctrl-common.yaml#/$defs/meson-gpio
 
     unevaluatedProperties: false

Documentation/devicetree/bindings/pinctrl/amlogic,meson-pinctrl-g12a-aobus.yaml

@@ -21,7 +21,7 @@ required:
   - compatible
 
 patternProperties:
-  "^bank@[0-9a-z]+$":
+  "^bank@[0-9a-f]+$":
     $ref: amlogic,meson-pinctrl-common.yaml#/$defs/meson-gpio
 
     unevaluatedProperties: false

Documentation/devicetree/bindings/pinctrl/amlogic,meson-pinctrl-g12a-periphs.yaml

@@ -21,7 +21,7 @@ required:
   - compatible
 
 patternProperties:
-  "^bank@[0-9a-z]+$":
+  "^bank@[0-9a-f]+$":
     $ref: amlogic,meson-pinctrl-common.yaml#/$defs/meson-gpio
 
     unevaluatedProperties: false

Documentation/devicetree/bindings/pinctrl/amlogic,meson8-pinctrl-aobus.yaml

@@ -29,7 +29,7 @@ required:
   - compatible
 
 patternProperties:
-  "^bank@[0-9a-z]+$":
+  "^bank@[0-9a-f]+$":
     $ref: amlogic,meson-pinctrl-common.yaml#/$defs/meson-gpio
 
     unevaluatedProperties: false

Documentation/devicetree/bindings/pinctrl/amlogic,meson8-pinctrl-cbus.yaml

@@ -29,7 +29,7 @@ required:
   - compatible
 
 patternProperties:
-  "^bank@[0-9a-z]+$":
+  "^bank@[0-9a-f]+$":
     $ref: amlogic,meson-pinctrl-common.yaml#/$defs/meson-gpio
 
     unevaluatedProperties: false