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ARM: dts: axp209: Add iio-hwmon node for internal temperature

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This adds a DT node to hook up the internal temperature ADC to the
iio-hwmon driver. The various voltage + current ADCs are consumed and
exposed by their respective drivers, but this is not and is always
available. Naming chosen to match the axp20x_ prefix the power sensors
use.

Signed-off-by: Jonathan McDowell <noodles@earth.li>
Reviewed-by: Jernej Skrabec <jernej.skrabec@gmail.com>
Link: https://lore.kernel.org/r/2a9bd53a65c4a154cccba622c60cbffcdceaeb95.1683719613.git.noodles@earth.li
Signed-off-by: Jernej Skrabec <jernej.skrabec@gmail.com>
This commit is contained in:
Jonathan McDowell
2023-05-10 13:02:28 +01:00
committed by Jernej Skrabec
parent c7ea52ed61
commit 09d199b6dc
1 changed files with 7 additions and 0 deletions
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7
arch/arm/boot/dts/axp209.dtsi
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@@ -48,6 +48,13 @@
* http://dl.linux-sunxi.org/AXP/AXP209%20Datasheet%20v1.0_cn.pdf
*/
/ {
pmic-temp {
compatible = "iio-hwmon";
io-channels = <&axp_adc 4>; /* Internal temperature */
};
};
&axp209 {
compatible = "x-powers,axp209";
interrupt-controller;