github-mirror/linux
1
0
Fork 0
mirror of https://github.com/torvalds/linux.git synced 2026-07-28 01:55:51 +02:00
Code Issues Actions Packages Projects Releases Wiki Activity Graph

arm64: dts: qcom: qcs6490-rb3gen2: add rmtfs node

Browse Source 
Downstream kernels for RB3 Gen2 don't specify the RMTFS address, instead
the kernel is supposed to allocate rmtfs buffers dynamically. The
upstream kernel doesn't support dynamic allocation of RMTFS buffers, so
use the fixed allocation. The RMTFS node (and corresponding interface)
is required for the modem DSP to work (which otherwise would crash).

Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@oss.qualcomm.com>
Reviewed-by: Konrad Dybcio <konrad.dybcio@oss.qualcomm.com>
Link: https://lore.kernel.org/r/20260520-rb3g2-rmtfs-ipa-v1-1-8b3942ded279@oss.qualcomm.com
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
This commit is contained in:
Dmitry Baryshkov 2026-05-20 12:54:37 +03:00 committed by Bjorn Andersson
parent 89e77275b5
commit f6dd5665d8
1 changed files with 9 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

9
arch/arm64/boot/dts/qcom/qcs6490-rb3gen2.dts
View File

@ -165,6 +165,15 @@ debug_vm_mem: debug-vm@d0600000 {
reg = <0x0 0xd0600000 0x0 0x100000>;
no-map;
};
rmtfs_mem: memory@f8500000 {
compatible = "qcom,rmtfs-mem";
reg = <0x0 0xf8500000 0x0 0x600000>;
no-map;
qcom,client-id = <1>;
qcom,vmid = <QCOM_SCM_VMID_MSS_MSA>, <QCOM_SCM_VMID_NAV>;
};
};
gpio-keys {