Re: [PATCH RFC 1/2] arm64: dts: qcom: sdm845-google: Describe Wi-Fi/BT properly

From: Dmitry Baryshkov

Date: Fri Mar 27 2026 - 19:38:43 EST


On Fri, Mar 27, 2026 at 02:07:08PM +0100, David Heidelberg via B4 Relay wrote:
> From: David Heidelberg <david@xxxxxxx>
>
> The onboard Wi-Fi / BT device, WCN3990, has a simple on-chip PMU, which
> further spreads generated voltage. Describe the PMU in the device tree
> and rewire Bluetooth and Wi-Fi supply properties to use the PMU LDO
> outputs instead of referencing the SoC regulators directly.
>
> Couldn't verify the swctrl GPIO thus omitted.
>
> Assisted-by: Claude:claude-opus-4.6
> Signed-off-by: David Heidelberg <david@xxxxxxx>
> ---
> arch/arm64/boot/dts/qcom/sdm845-google-common.dtsi | 42 ++++++++++++++++++----
> 1 file changed, 35 insertions(+), 7 deletions(-)
>

Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@xxxxxxxxxxxxxxxx>


--
With best wishes
Dmitry