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| author | Bartosz Golaszewski <bartosz.golaszewski@linaro.org> | 2024-05-27 15:55:05 +0300 |
|---|---|---|
| committer | Bjorn Andersson <andersson@kernel.org> | 2024-06-24 00:09:45 +0300 |
| commit | d7aeff30093888649789dcad070fe954745adf53 (patch) | |
| tree | 917002b1e0a0df518c2fdc8e2f06168bc769b977 | |
| parent | 585141c57a49315f6522d5f7265a3f1aa05424c1 (diff) | |
| download | linux-d7aeff30093888649789dcad070fe954745adf53.tar.xz | |
arm64: dts: qcom: sa8775p: add a dedicated memory carveout for TZ
Add a 20MB reserved memory region for use by SCM calls.
Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>
Link: https://lore.kernel.org/r/20240527-shm-bridge-v10-15-ce7afaa58d3a@linaro.org
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
| -rw-r--r-- | arch/arm64/boot/dts/qcom/sa8775p.dtsi | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/arch/arm64/boot/dts/qcom/sa8775p.dtsi b/arch/arm64/boot/dts/qcom/sa8775p.dtsi index 3808fafd6bec..23f1b2e5e624 100644 --- a/arch/arm64/boot/dts/qcom/sa8775p.dtsi +++ b/arch/arm64/boot/dts/qcom/sa8775p.dtsi @@ -221,6 +221,7 @@ firmware { scm { compatible = "qcom,scm-sa8775p", "qcom,scm"; + memory-region = <&tz_ffi_mem>; }; }; @@ -431,6 +432,12 @@ no-map; }; + tz_ffi_mem: tz-ffi@91c00000 { + compatible = "shared-dma-pool"; + reg = <0x0 0x91c00000 0x0 0x1400000>; + no-map; + }; + lpass_machine_learning_mem: lpass-machine-learning@93b00000 { reg = <0x0 0x93b00000 0x0 0xf00000>; no-map; |