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author | Arnd Bergmann <arnd@arndb.de> | 2023-06-23 22:13:22 +0200 |
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committer | Arnd Bergmann <arnd@arndb.de> | 2023-06-23 22:13:27 +0200 |
commit | ed8ff046eddd916627e1e9a549eacd9c043fde7d (patch) | |
tree | 4c0d26b3c18c844ffde9498a143ab6af20d57c16 /Documentation | |
parent | Merge tag 'v6.4-rockchip-dtsfixes1' of git://git.kernel.org/pub/scm/linux/ker... (diff) | |
parent | arm64: dts: qcom: sc7280: Mark SCM as dma-coherent for chrome devices (diff) | |
download | linux-ed8ff046eddd916627e1e9a549eacd9c043fde7d.tar.xz linux-ed8ff046eddd916627e1e9a549eacd9c043fde7d.zip |
Merge tag 'qcom-arm64-fixes-for-6.4-2' of https://git.kernel.org/pub/scm/linux/kernel/git/qcom/linux into arm/fixes
One last Qualcomm ARM64 DeviceTree fix for v6.4
Changes related to cache management for DMA memory caused WiFi to stop
work on SC7180 and SC7280 based products, using TF-A. These changes
marks the relevant device dma-coherent to correct the behavior.
* tag 'qcom-arm64-fixes-for-6.4-2' of https://git.kernel.org/pub/scm/linux/kernel/git/qcom/linux:
arm64: dts: qcom: sc7280: Mark SCM as dma-coherent for chrome devices
arm64: dts: qcom: sc7180: Mark SCM as dma-coherent for trogdor
arm64: dts: qcom: sc7180: Mark SCM as dma-coherent for IDP
dt-bindings: firmware: qcom,scm: Document that SCM can be dma-coherent
Link: https://lore.kernel.org/r/20230622203248.106422-1-andersson@kernel.org
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Diffstat (limited to 'Documentation')
-rw-r--r-- | Documentation/devicetree/bindings/firmware/qcom,scm.yaml | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/firmware/qcom,scm.yaml b/Documentation/devicetree/bindings/firmware/qcom,scm.yaml index 367d04ad1923..83381f3a1341 100644 --- a/Documentation/devicetree/bindings/firmware/qcom,scm.yaml +++ b/Documentation/devicetree/bindings/firmware/qcom,scm.yaml @@ -71,6 +71,8 @@ properties: minItems: 1 maxItems: 3 + dma-coherent: true + interconnects: maxItems: 1 |