[PATCH v3 1/3] dt-bindings: iio: adc: mediatek,mt6359-auxadc: add mt6397 PMIC AUXADC

AngeloGioacchino Del Regno angelogioacchino.delregno at collabora.com
Mon Sep 21 03:16:01 PDT 2026


On 9/20/26 07:31, Ryan Brue wrote:
> The MediaTek mt6397 PMIC includes a 10-bit AUXADC used for battery voltage
> and battery temperature measurements. It is not register compatible with
> mt6359: a conversion is requested by writing a channel number to a select
> field and pulsing an edge triggered start bit rather than by setting the
> channel's bit in a request register, and the results live elsewhere.
> It therefore gets its own compatible rather than a fallback.
> 
> Add the binding and the header naming the channels a consumer puts in
> io-channels. The battery channel is named for the input it measures,
> ISENSE, which is what mt6323-auxadc calls the same input.
> 
> Assisted-by: LLM
> Signed-off-by: Ryan Brue <ryanbrue.dev at gmail.com>

Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno at collabora.com>



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