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| author | Bartosz Golaszewski <bartosz.golaszewski@linaro.org> | 2024-05-27 14:54:51 +0200 |
|---|---|---|
| committer | Bjorn Andersson <andersson@kernel.org> | 2024-06-23 23:08:04 +0200 |
| commit | 9164d2be21d42a0263b80af709fa40879c7f52be (patch) | |
| tree | 2a56bb6500e09c3cf4573a9b421c71a36e07a4c1 | |
| parent | soc: qcom: icc-bwmon: Fix refcount imbalance seen during bwmon_remove (diff) | |
| download | linux-9164d2be21d42a0263b80af709fa40879c7f52be.tar.xz linux-9164d2be21d42a0263b80af709fa40879c7f52be.zip | |
dt-bindings: firmware: qcom,scm: add memory-region for sa8775p
Document a new property (currently only for sa8775p) that describes the
memory region reserved for communicating with the TrustZone.
Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>
Reviewed-by: Krzysztof Kozlowski <krzk@kernel.org>
Link: https://lore.kernel.org/r/20240527-shm-bridge-v10-1-ce7afaa58d3a@linaro.org
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
| -rw-r--r-- | Documentation/devicetree/bindings/firmware/qcom,scm.yaml | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/firmware/qcom,scm.yaml b/Documentation/devicetree/bindings/firmware/qcom,scm.yaml index 47d3d2d52acd..2cc83771d8e7 100644 --- a/Documentation/devicetree/bindings/firmware/qcom,scm.yaml +++ b/Documentation/devicetree/bindings/firmware/qcom,scm.yaml @@ -93,6 +93,11 @@ properties: protocol to handle sleeping SCM calls. maxItems: 1 + memory-region: + description: + Phandle to the memory region reserved for the shared memory bridge to TZ. + maxItems: 1 + qcom,sdi-enabled: description: Indicates that the SDI (Secure Debug Image) has been enabled by TZ @@ -193,6 +198,16 @@ allOf: then: properties: interrupts: false + - if: + not: + properties: + compatible: + contains: + enum: + - qcom,scm-sa8775p + then: + properties: + memory-region: false required: - compatible |