修改GPIO导出默认初始值

hc

2024-10-16 50a212ec906f7524620675f0c57357691c26c81f

 kernel/arch/arm/boot/dts/integratorap.dts
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@@ -4,12 +4,13 @@
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  */
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 /dts-v1/;
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-/include/ "integrator.dtsi"
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+#include "integrator.dtsi"
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+#include <dt-bindings/gpio/gpio.h>
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+#include <dt-bindings/input/input.h>
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 / {
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 	model = "ARM Integrator/AP";
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 	compatible = "arm,integrator-ap";
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-	dma-ranges = <0x80000000 0x0 0x80000000>;
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 	cpus {
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 		#address-cells = <1>;
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@@ -108,9 +109,6 @@
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 	syscon {
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 		compatible = "arm,integrator-ap-syscon", "syscon";
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 		reg = <0x11000000 0x100>;
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-		interrupt-parent = <&pic>;
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-		/* These are the logical module IRQs */
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-		interrupts = <9>, <10>, <11>, <12>;
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 		/*
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 		 * SYSCLK clocks PCIv3 bridge, system controller and the
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@@ -155,6 +153,7 @@
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 	pci: pciv3@62000000 {
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 		compatible = "arm,integrator-ap-pci", "v3,v360epc-pci";
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+		device_type = "pci";
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 		#interrupt-cells = <1>;
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 		#size-cells = <2>;
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 		#address-cells = <3>;
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@@ -240,4 +239,50 @@
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 			clock-names = "KMIREFCLK", "apb_pclk";
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 		};
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 	};
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+
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+	/*
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+	 * Logic module bus, we support up to 4 logical modules
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+	 * They appear at 0xc0000000, 0xd0000000, 0xe0000000 and 0xf0000000
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+	 * and use interrupts 9, 10, 11 and 12 respectively.
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+	 */
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+	bus@c0000000 {
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+		compatible = "arm,integrator-ap-lm";
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+		#address-cells = <1>;
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+		#size-cells = <1>;
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+		ranges = <0xc0000000 0xc0000000 0x40000000>;
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+		dma-ranges;
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+
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+		lm0: bus@c0000000 {
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+			compatible = "simple-bus";
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+			ranges = <0x00000000 0xc0000000 0x10000000>;
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+			dma-ranges = <0x00000000 0x80000000 0x10000000>;
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+			reg = <0xc0000000 0x10000000>;
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+			#address-cells = <1>;
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+			#size-cells = <1>;
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+		};
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+		lm1: bus@d0000000 {
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+			compatible = "simple-bus";
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+			ranges = <0x00000000 0xd0000000 0x10000000>;
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+			dma-ranges = <0x00000000 0x80000000 0x10000000>;
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+			reg = <0xd0000000 0x10000000>;
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+			#address-cells = <1>;
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+			#size-cells = <1>;
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+		};
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+		lm2: bus@e0000000 {
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+			compatible = "simple-bus";
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+			ranges = <0x00000000 0xe0000000 0x10000000>;
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+			dma-ranges = <0x00000000 0x80000000 0x10000000>;
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+			reg = <0xe0000000 0x10000000>;
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+			#address-cells = <1>;
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+			#size-cells = <1>;
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+		};
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+		lm3: bus@f0000000 {
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+			compatible = "simple-bus";
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+			ranges = <0x00000000 0xf0000000 0x10000000>;
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+			dma-ranges = <0x00000000 0x80000000 0x10000000>;
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+			reg = <0xf0000000 0x10000000>;
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+			#address-cells = <1>;
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+			#size-cells = <1>;
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+		};
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+	};
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 };