arm64: dts: qcom: ipq8074: add SMEM support

IPQ8074 uses SMEM like other modern QCA SoC-s, so since its already
supported by the kernel add the required DT nodes.

Signed-off-by: Robert Marko <robimarko@gmail.com>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Link: https://lore.kernel.org/r/20220106212512.1970828-1-robimarko@gmail.com

diff --git a/arch/arm64/boot/dts/qcom/ipq8074.dtsi b/arch/arm64/boot/dts/qcom/ipq8074.dtsi
index e6cc261..bd70092 100644 (file)
--- a/arch/arm64/boot/dts/qcom/ipq8074.dtsi
+++ b/arch/arm64/boot/dts/qcom/ipq8074.dtsi
@@ -76,6 +76,20 @@
                method = "smc";
        };
 
+       reserved-memory {
+               #address-cells = <2>;
+               #size-cells = <2>;
+               ranges;
+
+               smem@4ab00000 {
+                       compatible = "qcom,smem";
+                       reg = <0x0 0x4ab00000 0x0 0x00100000>;
+                       no-map;
+
+                       hwlocks = <&tcsr_mutex 0>;
+               };
+       };
+
        firmware {
                scm {
                        compatible = "qcom,scm-ipq8074", "qcom,scm";
@@ -331,6 +345,12 @@
                        #reset-cells = <0x1>;
                };
 
+               tcsr_mutex: hwlock@1905000 {
+                       compatible = "qcom,tcsr-mutex";
+                       reg = <0x01905000 0x20000>;
+                       #hwlock-cells = <1>;
+               };
+
                spmi_bus: spmi@200f000 {
                        compatible = "qcom,spmi-pmic-arb";
                        reg = <0x0200f000 0x001000>,