add driver 5G

hc

2024-01-31 f9004dbfff8a3fbbd7e2a88c8a4327c7f2f8e5b2

 u-boot/arch/arm/dts/rv1106-evb2.dts
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@@ -7,6 +7,7 @@
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 #include "rv1106.dtsi"
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 #include "rv1106-u-boot.dtsi"
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+#include <dt-bindings/input/input.h>
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 / {
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 	model = "Rockchip RV1106 EVB2 Board";
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@@ -15,6 +16,22 @@
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 	chosen {
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 		stdout-path = &uart2;
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 		u-boot,spl-boot-order = &spi_nor, &emmc;
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+	};
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+
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+	adc-keys {
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+		compatible = "adc-keys";
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+		io-channels = <&saradc 0>;
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+		io-channel-names = "buttons";
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+		keyup-threshold-microvolt = <1800000>;
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+		u-boot,dm-spl;
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+		status = "okay";
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+
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+		volumeup-key {
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+			u-boot,dm-spl;
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+			linux,code = <KEY_VOLUMEUP>;
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+			label = "volume up";
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+			press-threshold-microvolt = <17578>;
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+		};
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 	};
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 };
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..
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@@ -63,6 +80,11 @@
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 	status = "disabled";
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 };
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+&saradc {
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+	u-boot,dm-spl;
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+	status = "okay";
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+};
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+
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 &sdmmc {
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 	/delete-property/ u-boot,dm-spl;
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 	status = "disabled";