Re: [PATCH 1/2] arm64: dts: qcom: qrb2210-rb1: Drop modem support
From: Sumit Garg
Date: Fri May 01 2026 - 01:37:33 EST
On Mon, Apr 27, 2026 at 06:40:07PM +0300, Dmitry Baryshkov wrote:
> On Mon, Apr 27, 2026 at 04:58:32PM +0530, Sumit Garg wrote:
> > From: Sumit Garg <sumit.garg@xxxxxxxxxxxxxxxx>
> >
> > QRB2210 has modem fused out as it's only available on the mobile variant
> > which is QCM2290. So let's disable modem support from RB1.
> >
> > Signed-off-by: Sumit Garg <sumit.garg@xxxxxxxxxxxxxxxx>
> > ---
> > arch/arm64/boot/dts/qcom/qrb2210-rb1.dts | 5 -----
> > 1 file changed, 5 deletions(-)
> >
>
> No, this is not true. On QCM2290 the modem DSP is being used to download
> wlan firmware. As such this is wrong.
The modem is fused out as per internal PDMs communication but I can see
the WLAN dependency which fails to load without modem PIL load. So let's
drop this patch-set until there is proper clarity as to why WLAN has a
dependency on modem firmware to be loaded.
>
> [ 4.186507] remoteproc remoteproc0: modem is available
> [ 14.811564] remoteproc remoteproc0: powering up modem
> [ 14.883766] remoteproc remoteproc0: Booting fw image qcom/qcm2290/modem.mbn, size 8881672
> [ 15.505182] remoteproc remoteproc0: remote processor modem is now up
-Sumit