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ARM: dts: msm: Ensure PCIe device is not in D3hot during reboot

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Avoid rebooting device while PCIe device state is in D3hot.
Avoid this scenario by bringing the device out of D3hot state.

Change-Id: If7a1fdccac294183bbbf28e744420bc2a9b2bbd6
This commit is contained in:
Veerabhadrarao Badiganti 2021-11-01 15:33:30 +05:30
commit 2917ef67e7
2 changed files with 3 additions and 0 deletions
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2
bindings/pci/msm_ep_pcie.txt
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@ -75,6 +75,8 @@ Optional Properties:
- qcom,msm-bus,vectors-KBps
- qcom,pcie-m2-autonomous: Enable L1ss sleep/exit to support M2 autonomous mode.
- qcom,mhi-soc-reset-offset: AXI register offset to initiate a SOC reset.
- qcom,avoid-reboot-in-d3hot: Ensures device is not in D3hot during
reboot/panic.
Example:

1
qcom/sdxlemur.dtsi
View file

@ -986,6 +986,7 @@
qcom,mhi-soc-reset-offset = <0xb01b8>;
qcom,aoss-rst-clr;
qcom,aux-clk = <0x11>;
qcom,avoid-reboot-in-d3hot;
qcom,phy-init = <0x1240 0x01 0x0
0x100c 0x02 0x0