Re: [PATCH] arm64: dts: qcom: lemans-evk: Enable Bluetooth support
From: Dmitry Baryshkov
Date: Mon Nov 10 2025 - 07:39:52 EST
On Mon, Nov 10, 2025 at 11:27:09AM +0530, Wei Deng wrote:
> There's a WCN6855 WiFi/Bluetooth module on an M.2 card. To make
> Bluetooth work, we need to define the necessary device tree nodes,
> including UART configuration and power supplies.
>
> Since there is no standard M.2 binding in the device tree at present,
> the PMU is described using dedicated PMU nodes to represent the
> internal regulators required by the module.
>
> The 3.3V supply for the module is assumed to come directly from the
Why do you need to assume anything?
> main board supply, which is 12V. To model this in the device tree, we
> add a fixed 12V regulator node as the DC-IN source and connect it to
> the 3.3V regulator node.
>
> Signed-off-by: Wei Deng <wei.deng@xxxxxxxxxxxxxxxx>
> ---
> arch/arm64/boot/dts/qcom/lemans-evk.dts | 115 ++++++++++++++++++++++++
> 1 file changed, 115 insertions(+)
Why do you cc stable for this patch?
--
With best wishes
Dmitry