Enable the support for download mode to collect the crashdumps if
system crashes, to debug crashes extensively.
Signed-off-by: Poovendhan Selvaraj <quic_poovendh@xxxxxxxxxxx>
---
Changes in V4:
- Dropped smem related nodes from this patch
- Mapped the entire TCSR_REGS region and updated the offset in
qcom,dload-mode property
- updated the commit message
Changes in V3:
- No changes
arch/arm64/boot/dts/qcom/ipq9574.dtsi | 12 ++++++++++++
1 file changed, 12 insertions(+)
diff --git a/arch/arm64/boot/dts/qcom/ipq9574.dtsi b/arch/arm64/boot/dts/qcom/ipq9574.dtsi
index 2b86ba17bb32..898d7ce3f28d 100644
--- a/arch/arm64/boot/dts/qcom/ipq9574.dtsi
+++ b/arch/arm64/boot/dts/qcom/ipq9574.dtsi
@@ -81,6 +81,13 @@
reg = <0x0 0x40000000 0x0 0x0>;
};
+ firmware {
+ scm {
+ compatible = "qcom,scm-ipq9574", "qcom,scm";
+ qcom,dload-mode = <&tcsr 0x6100>;
+ };
+ };
+
pmu {
compatible = "arm,cortex-a73-pmu";
interrupts = <GIC_PPI 7 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_HIGH)>;
@@ -150,6 +157,11 @@
#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>;
--
2.17.1
