enable docker ppp

hc

2023-12-09 95099d4622f8cb224d94e314c7a8e0df60b13f87

 kernel/Documentation/devicetree/bindings/pinctrl/pinctrl-mcp23s08.txt
..
..
@@ -82,7 +82,7 @@
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         compatible = "microchip,mcp23s17";
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         gpio-controller;
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         #gpio-cells = <2>;
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-        spi-present-mask = <0x01>;
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+        microchip,spi-present-mask = <0x01>;
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         reg = <0>;
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         spi-max-frequency = <1000000>;
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 };