add gpio led uart

hc

2024-05-10 748e4f3d702def1a4bff191e0cf93b6a05340f01

 kernel/arch/arm/boot/dts/at91sam9261ek.dts
..
..
@@ -156,7 +156,7 @@
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 					compatible = "ti,ads7843";
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 					interrupts-extended = <&pioC 2 IRQ_TYPE_EDGE_BOTH>;
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 					spi-max-frequency = <3000000>;
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-					pendown-gpio = <&pioC 2 GPIO_ACTIVE_HIGH>;
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+					pendown-gpio = <&pioC 2 GPIO_ACTIVE_LOW>;
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 					ti,x-min = /bits/ 16 <150>;
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 					ti,x-max = /bits/ 16 <3830>;