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2023-12-08 01573e231f18eb2d99162747186f59511f56b64d

 kernel/Documentation/devicetree/bindings/gpio/gpio-mpc8xxx.txt
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@@ -4,7 +4,7 @@
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 - compatible : Should be "fsl,<soc>-gpio"
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   The following <soc>s are known to be supported:
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 	mpc5121, mpc5125, mpc8349, mpc8572, mpc8610, pq3, qoriq,
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-	ls1021a, ls1043a, ls2080a.
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+	ls1021a, ls1043a, ls2080a, ls1028a, ls1088a.
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 - reg : Address and length of the register set for the device
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 - interrupts : Should be the port interrupt shared by all 32 pins.
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 - #gpio-cells : Should be two.  The first cell is the pin number and
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@@ -37,3 +37,17 @@
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 	interrupt-controller;
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 	#interrupt-cells = <2>;
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 };
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+
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+
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+Example of gpio-controller node for a ls1028a/ls1088a SoC:
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+
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+gpio1: gpio@2300000 {
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+	compatible = "fsl,ls1028a-gpio", "fsl,ls1088a-gpio", "fsl,qoriq-gpio";
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+	reg = <0x0 0x2300000 0x0 0x10000>;
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+	interrupts = <GIC_SPI 36 IRQ_TYPE_LEVEL_HIGH>;
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+	gpio-controller;
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+	#gpio-cells = <2>;
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+	interrupt-controller;
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+	#interrupt-cells = <2>;
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+	little-endian;
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+};