arm64: dts: qcom: ipq9574: Enable the download mode support

Enable the support for download mode to collect the crashdumps if
system crashes, to debug crashes extensively.

Signed-off-by: Poovendhan Selvaraj <quic_poovendh@quicinc.com>
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
Link: https://lore.kernel.org/r/20230511075814.2370-2-quic_poovendh@quicinc.com

diff --git a/arch/arm64/boot/dts/qcom/ipq9574.dtsi b/arch/arm64/boot/dts/qcom/ipq9574.dtsi
index 3bb7435..4d41c01 100644 (file)
--- a/arch/arm64/boot/dts/qcom/ipq9574.dtsi
+++ b/arch/arm64/boot/dts/qcom/ipq9574.dtsi
@@ -75,6 +75,13 @@
                };
        };
 
+       firmware {
+               scm {
+                       compatible = "qcom,scm-ipq9574", "qcom,scm";
+                       qcom,dload-mode = <&tcsr 0x6100>;
+               };
+       };
+
        memory@40000000 {
                device_type = "memory";
                /* We expect the bootloader to fill in the size */
@@ -142,6 +149,11 @@
                        #power-domain-cells = <1>;
                };
 
+               tcsr: syscon@1937000 {
+                       compatible = "qcom,tcsr-ipq9574", "syscon";
+                       reg = <0x01937000 0x21000>;
+               };
+
                sdhc_1: mmc@7804000 {
                        compatible = "qcom,ipq9574-sdhci", "qcom,sdhci-msm-v5";
                        reg = <0x07804000 0x1000>, <0x07805000 0x1000>;