修改led为gpio

hc

2024-10-12 a5969cabbb4660eab42b6ef0412cbbd1200cf14d

 kernel/arch/arm/boot/dts/arm-realview-eb-mp.dtsi
..
..
@@ -59,7 +59,7 @@
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 			interrupts = <0 10 IRQ_TYPE_LEVEL_HIGH>;
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 		};
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-		L2: l2-cache {
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+		L2: cache-controller {
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 			compatible = "arm,l220-cache";
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 			reg = <0x1f002000 0x1000>;
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 			interrupt-parent = <&intc>;