ARM: dts: aspeed: Add ADC for AST2600 and enable for Rainier and Everest

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Add the ADC nodes to the AST2600 devicetree. Enable ADC1 for Rainier and
Everest systems and add an iio-hwmon node for the 7th channel to report
the battery voltage.

Tested on Rainier:
~# cat /sys/class/hwmon/hwmon11/in1_input
1347

Signed-off-by: Eddie James <eajames@linux.ibm.com>
Link: https://lore.kernel.org/r/20210916210045.31769-1-eajames@linux.ibm.com
Signed-off-by: Joel Stanley <joel@jms.id.au>

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Eddie James 2021-09-16 16:00:45 -05:00 • committed by Joel Stanley

parent 1390293eac

commit eaad40466b

3 changed files with 50 additions and 0 deletions

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15

arch/arm/boot/dts/aspeed-bmc-ibm-everest.dts

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15

arch/arm/boot/dts/aspeed-bmc-ibm-rainier.dts

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20

arch/arm/boot/dts/aspeed-g6.dtsi

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