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authorArnd Bergmann <arnd@arndb.de>2023-06-23 22:13:22 +0200
committerArnd Bergmann <arnd@arndb.de>2023-06-23 22:13:27 +0200
commited8ff046eddd916627e1e9a549eacd9c043fde7d (patch)
tree4c0d26b3c18c844ffde9498a143ab6af20d57c16 /Documentation
parentMerge tag 'v6.4-rockchip-dtsfixes1' of git://git.kernel.org/pub/scm/linux/ker... (diff)
parentarm64: dts: qcom: sc7280: Mark SCM as dma-coherent for chrome devices (diff)
downloadlinux-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.yaml2
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