arm64: dts: qcom: ipq5424: enable the download mode support

Enable support for download mode to collect RAM dumps in case
of system crash, facilitating post mortem analysis.

Signed-off-by: Manikanta Mylavarapu <quic_mmanikan@quicinc.com>
Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Link: https://lore.kernel.org/r/20241204141416.1352545-3-quic_mmanikan@quicinc.com
Signed-off-by: Bjorn Andersson <andersson@kernel.org>

diff --git a/arch/arm64/boot/dts/qcom/ipq5424.dtsi b/arch/arm64/boot/dts/qcom/ipq5424.dtsi
index 19bf77143728f4b83d615115f6d5982982a7a435..7034d378b1ef5a447d940eeceaae4e707833d599 100644 (file)
--- a/arch/arm64/boot/dts/qcom/ipq5424.dtsi
+++ b/arch/arm64/boot/dts/qcom/ipq5424.dtsi
@@ -101,6 +101,7 @@
        firmware {
                scm {
                        compatible = "qcom,scm-ipq5424", "qcom,scm";
+                       qcom,dload-mode = <&tcsr 0x25100>;
                };
        };
 
@@ -204,6 +205,11 @@
                        #hwlock-cells = <1>;
                };
 
+               tcsr: syscon@1937000 {
+                       compatible = "qcom,tcsr-ipq5424", "syscon";
+                       reg = <0 0x01937000 0 0x2a000>;
+               };
+
                qupv3: geniqup@1ac0000 {
                        compatible = "qcom,geni-se-qup";
                        reg = <0 0x01ac0000 0 0x2000>;