Re: [PATCH v2 4/6] arm64: dts: qcom: nord: Add PMAU0102 and PMM8650AU PMIC support
From: Konrad Dybcio
Date: Wed Sep 09 2026 - 08:31:34 EST
On 9/4/26 10:16 AM, Shawn Guo wrote:
> From: Dhruvin Rajpura <drajpura@xxxxxxxxxxxxxxxx>
>
> The Nord platform is supplied by two families of PMICs on the SPMI bus:
> eight PMAU0102 devices on USIDs 4 to 11, and one PMM8650AU on USID 0.
> Add one dtsi per PMIC type, following the established one-file-per-PMIC
> convention, and include both of them from nord-rrd.dts.
>
> The eight PMAU0102 instances are labelled pmau0102_e through pmau0102_l
> after their board designators. Each one provides a GPIO controller, an
> ADC, and an MBG (Master Bandgap) temperature monitor that reads its die
> temperature through a DIE_TEMP ADC channel. The monitors use the
> qcom,pmau0102-mbg-tm compatible with qcom,pm8775-mbg-tm as fallback, and
> each is hooked up to a thermal zone.
>
> PMM8650AU is the same die as PMM8654AU, so pmm8650au_a reuses the
> existing pmm8654au ompatibles while the file is named after the part
> actually populated on the board. It provides PON with a power key,
> a RTC, and a GPIO controller. The resin is described but left disabled,
> for boards that wire it up to enable.
>
> Signed-off-by: Dhruvin Rajpura <drajpura@xxxxxxxxxxxxxxxx>
> Signed-off-by: Shawn Guo <shengchao.guo@xxxxxxxxxxxxxxxx>
> ---
Acked-by: Konrad Dybcio <konrad.dybcio@xxxxxxxxxxxxxxxx>
Konrad