From: Luca Weiss <luca.weiss@xxxxxxxxxxxxx>
[ Upstream commit 5dbbe7e0a2b91ac5901ee188724a997004759171 ]
It seems we also need to reserve a region of 81 MiB called "removed_mem"
otherwise we can easily hit the following error with higher RAM usage:
[ 1467.809274] Internal error: synchronous external abort: 0000000096000010 [#2] SMP
Fixes: eee9602ad649 ("arm64: dts: qcom: qcm6490: Add device-tree for Fairphone 5")
Signed-off-by: Luca Weiss <luca.weiss@xxxxxxxxxxxxx>
Reviewed-by: Konrad Dybcio <konrad.dybcio@xxxxxxxxxx>
Link: https://lore.kernel.org/r/20231229-fp5-reserved-mem-v1-1-87bb818f1397@xxxxxxxxxxxxx
Signed-off-by: Bjorn Andersson <andersson@xxxxxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
---
arch/arm64/boot/dts/qcom/qcm6490-fairphone-fp5.dts | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/arch/arm64/boot/dts/qcom/qcm6490-fairphone-fp5.dts b/arch/arm64/boot/dts/qcom/qcm6490-fairphone-fp5.dts
index 176898c9dbbd7..1e85c43a6fd14 100644
--- a/arch/arm64/boot/dts/qcom/qcm6490-fairphone-fp5.dts
+++ b/arch/arm64/boot/dts/qcom/qcm6490-fairphone-fp5.dts
@@ -82,6 +82,11 @@ cdsp_mem: cdsp@88f00000 {
no-map;
};
+ removed_mem: removed@c0000000 {
+ reg = <0x0 0xc0000000 0x0 0x5100000>;
+ no-map;
+ };
+
rmtfs_mem: memory@f8500000 {
compatible = "qcom,rmtfs-mem";
reg = <0x0 0xf8500000 0x0 0x600000>;
--
2.43.0
