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ARM: dts: at91: sama7g5ek: enable ADC on the board

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The ADC controller on the board is fed by a 2.5V reference voltage.
By default the channels #14 and #15 are dedicated to analog input
(marked AN on the board), on the connectors mikrobus1 and mikrobus2.

Signed-off-by: Eugen Hristev <eugen.hristev@microchip.com>
Signed-off-by: Nicolas Ferre <nicolas.ferre@microchip.com>
Link: https://lore.kernel.org/r/20210901123013.329792-11-eugen.hristev@microchip.com
This commit is contained in:
Eugen Hristev
2021-09-01 15:30:13 +03:00
committed by Nicolas Ferre
parent c7472302df
commit 6b97032b9c
1 changed files with 8 additions and 0 deletions
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8
arch/arm/boot/dts/at91-sama7g5ek.dts
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@@ -122,6 +122,14 @@
};
};
&adc {
vddana-supply = <&vddout25>;
vref-supply = <&vddout25>;
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_mikrobus1_an_default &pinctrl_mikrobus2_an_default>;
status = "okay";
};
&cpu0 {
cpu-supply = <&vddcpu>;
};