arm64: dts: qcom: qrb5165-rb5: enable cdsp device

Enable Compute DSP (cdsp) on QRB5165-RB5 platform and provide firmware
filename used to boot the cdsp.
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Link: https://lore.kernel.org/r/20210115024156.92265-1-dmitry.baryshkov@linaro.orgSigned-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>

arch/arm64/boot/dts/qcom/qrb5165-rb5.dts

@@ -444,6 +444,11 @@ vreg_s8c_1p3: smps8 {
 	};
 };
 
+&cdsp {
+	status = "okay";
+	firmware-name = "qcom/sm8250/cdsp.mbn";
+};
+
 &dsi0 {
 	status = "okay";
 	vdda-supply = <&vreg_l9a_1p2>;