Re: [PATCH 3/4] arm64: dts: rockchip: enable wifi on ArmSoM Sige5

Jimmy Hon
2025-06-07T02:45:17Z

On Thu, Jun 5, 2025 at 9:14 AM Alexey Charkov <alchark@gmail.com> wrote:
>
> On Thu, Jun 5, 2025 at 10:32 AM Alexey Charkov <alchark@gmail.com> wrote:
> >
> > On Thu, Jun 5, 2025 at 6:43 AM Jimmy Hon <honyuenkwun@gmail.com> wrote:
> > >
> > > >
> > > > +&sdio {
> > > > + bus-width = <4>;
> > > > + cap-sdio-irq;
> > > > + disable-wp;
> > > > + keep-power-in-suspend;
> > > > + mmc-pwrseq = <&sdio_pwrseq>;
> > > > + no-sd;
> > > > + no-mmc;
> > > > + non-removable;
> > > > + sd-uhs-sdr50;
> > > > + sd-uhs-sdr104;
> > > > + vmmc-supply = <&vcc_3v3_s3>;
> > > > + vqmmc-supply = <&vcc_1v8_s3>;
> > > > + wakeup-source;
> > > > + status = "okay";
> > > > +};
> > >
> > > When you enable the sdio node on your v1.2 board with the broadcom
> > > chip (using SYN43752), does the btsdio.ko bind to the device and
> > > create an extra rfkill bluetooth node?
> >
> > Good question, I didn't have it enabled in my build:
> >
> > # CONFIG_BT_HCIBTSDIO is not set
> >
> > Let me add it and report back.
>
> So I've rebuilt it with btsdio.ko module enabled. As I boot the
> system, WiFi (via SDIO) and Bluetooth (via UART) drivers get probed
> and load their respective firmwares. btsdio.ko doesn't get
> auto-loaded. If I load it manually after booting, it doesn't bind to
> anything and doesn't create any extra rfkill nodes.
>
> Is there anything else I need to check or look out for?
>
> Best regards,
> Alexey

That should be all you need to check. I guess they stopped incorrectly
advertising SDIO_DEVICE_CLASS for bluetooth.
Jimmy