arm64: dts: qcom: sm8550: Enable download mode register write

Enable download mode setting for sm8550 which can help collect
ramdump for this SoC.

Signed-off-by: Mukesh Ojha <quic_mojha@quicinc.com>
Link: https://lore.kernel.org/r/1698253601-11957-4-git-send-email-quic_mojha@quicinc.com
[bjorn: Updated tcsr offset, per Mukesh correction]
Signed-off-by: Bjorn Andersson <andersson@kernel.org>

diff --git a/arch/arm64/boot/dts/qcom/sm8550.dtsi b/arch/arm64/boot/dts/qcom/sm8550.dtsi
index 17c4f0a7638a3b839fb3b13a7e035eae3c23b4db..7310a2a19f01a7cb5d0e975291f0e74e33511ad8 100644 (file)
--- a/arch/arm64/boot/dts/qcom/sm8550.dtsi
+++ b/arch/arm64/boot/dts/qcom/sm8550.dtsi
@@ -324,6 +324,7 @@
        firmware {
                scm: scm {
                        compatible = "qcom,scm-sm8550", "qcom,scm";
+                       qcom,dload-mode = <&tcsr 0x19000>;
                        interconnects = <&aggre2_noc MASTER_CRYPTO 0 &mc_virt SLAVE_EBI1 0>;
                };
        };