diff options
| author | Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org> | 2023-06-26 16:59:59 +0200 |
|---|---|---|
| committer | Bjorn Andersson <andersson@kernel.org> | 2023-07-09 20:17:15 -0700 |
| commit | 4d29db2043610dd70be00a61f26fd64256a2a6c5 (patch) | |
| tree | 39795597b10911ce49b94c0434b8082e34da321d /arch/arm64/boot/dts/qcom | |
| parent | 9ea2c3fba5c5b78a13bfc51d0999ff0be58baae8 (diff) | |
arm64: dts: qcom: sm8350: fix BAM DMA crash and reboot
SM8350 HDK and MTP boards were silently dying and rebooting during BAM
DMA probe, probably during reading BAM_REVISION register:
[ 1.574304] vreg_bob: Setting 3008000-3960000uV
[ 1.576918] bam-dFormat: Log Type - Time(microsec) - Message -
Optional Info
Log Type: B - Since Boot(Power On Reset), D - Delta, S - Statistic
S - QC_IMAGE_VERSION_STRING=BOOT.MXF.1.0-00637.1-LAHAINA-1
S - IMAGE_VARIANT_STRING=SocLahainaLAA
S - OEM_IMAGE_VERSION_STRING=crm-ubuntu77
S - Boot Interface: UFS
It seems that BAM DMA is not yet operational, thus mark it as failed and
disable also QCE because it won't work without BAM DMA.
Fixes: f1040a7fe8f0 ("arm64: dts: qcom: sm8350: Add Crypto Engine support")
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Link: https://lore.kernel.org/r/20230626145959.646747-1-krzysztof.kozlowski@linaro.org
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
Diffstat (limited to 'arch/arm64/boot/dts/qcom')
| -rw-r--r-- | arch/arm64/boot/dts/qcom/sm8350.dtsi | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/arch/arm64/boot/dts/qcom/sm8350.dtsi b/arch/arm64/boot/dts/qcom/sm8350.dtsi index 88ef478cb5cc..ec451c616f3e 100644 --- a/arch/arm64/boot/dts/qcom/sm8350.dtsi +++ b/arch/arm64/boot/dts/qcom/sm8350.dtsi @@ -1744,6 +1744,8 @@ qcom,controlled-remotely; iommus = <&apps_smmu 0x594 0x0011>, <&apps_smmu 0x596 0x0011>; + /* FIXME: Probing BAM DMA causes some abort and system hang */ + status = "fail"; }; crypto: crypto@1dfa000 { @@ -1755,6 +1757,8 @@ <&apps_smmu 0x596 0x0011>; interconnects = <&aggre2_noc MASTER_CRYPTO 0 &mc_virt SLAVE_EBI1 0>; interconnect-names = "memory"; + /* FIXME: dependency BAM DMA is disabled */ + status = "disabled"; }; ipa: ipa@1e40000 { |