arm64: dts: qcom: sm8750: add memory node for adsp fastrpc

Add optional memory heap node that can be used for ADSP fastrpc.

Cc: Ekansh Gupta <quic_ekangupt@quicinc.com>
Cc: Srinivas Kandagatla <srini@kernel.org>
Signed-off-by: Alexey Klimov <alexey.klimov@linaro.org>
Link: https://lore.kernel.org/r/20251209-sm8750-fastrpc-adsp-v3-1-ccfff49a8af9@linaro.org
Signed-off-by: Bjorn Andersson <andersson@kernel.org>

diff --git a/arch/arm64/boot/dts/qcom/sm8750.dtsi b/arch/arm64/boot/dts/qcom/sm8750.dtsi
index 51fd1d05503c07aead4257a629c49e433824598d..9a3cd8224fae174f325a5285263609a925d41a2c 100644 (file)
--- a/arch/arm64/boot/dts/qcom/sm8750.dtsi
+++ b/arch/arm64/boot/dts/qcom/sm8750.dtsi
@@ -540,6 +540,14 @@
                        reg = <0x0 0xff800000 0x0 0x800000>;
                        no-map;
                };
+
+               adsp_rpc_remote_heap_mem: adsp-rpc-remote-heap {
+                       compatible = "shared-dma-pool";
+                       alloc-ranges = <0x0 0x00000000 0x0 0xffffffff>;
+                       alignment = <0x0 0x400000>;
+                       size = <0x0 0xc00000>;
+                       reusable;
+               };
        };
 
        smp2p-adsp {