From: Sumit Garg <sumit.garg@kernel.org>
To: Dmitry Baryshkov <dmitry.baryshkov@oss.qualcomm.com>
Cc: linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org,
andersson@kernel.org, konradybcio@kernel.org, robh@kernel.org,
krzk+dt@kernel.org, conor+dt@kernel.org,
linux-kernel@vger.kernel.org, bsatish@qti.qualcomm.com,
akhiverm@qti.qualcomm.com, nicolas.dechesne@oss.qualcomm.com,
Sumit Garg <sumit.garg@oss.qualcomm.com>
Subject: Re: [PATCH 1/2] arm64: dts: qcom: qrb2210-rb1: Drop modem support
Date: Fri, 1 May 2026 11:07:13 +0530 [thread overview]
Message-ID: <afQ8CfsXOvQh9aY5@sumit-xelite> (raw)
In-Reply-To: <hfvrinoiv336g6zbqsxish2gyux6awgwlk74qh3arkkptligyk@74qfh23iaxxf>
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@oss.qualcomm.com>
> >
> > 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@oss.qualcomm.com>
> > ---
> > 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
prev parent reply other threads:[~2026-05-01 5:37 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-04-27 11:28 [PATCH 1/2] arm64: dts: qcom: qrb2210-rb1: Drop modem support Sumit Garg
2026-04-27 11:28 ` [PATCH 2/2] arm64: dts: qcom: qrb2210-arduino-imola: " Sumit Garg
2026-04-27 11:43 ` Konrad Dybcio
2026-04-27 11:54 ` Sumit Garg
2026-04-27 12:46 ` Konrad Dybcio
2026-04-27 15:40 ` [PATCH 1/2] arm64: dts: qcom: qrb2210-rb1: " Dmitry Baryshkov
2026-05-01 5:37 ` Sumit Garg [this message]
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