Re: [PATCH v4 6/6] arm64: dts: qcom: x1e80100: Add support for PCIe3 on x1e80100

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On 9/24/2024 10:26 PM, Konrad Dybcio wrote:
On 24.09.2024 12:14 PM, Qiang Yu wrote:
Describe PCIe3 controller and PHY. Also add required system resources like
regulators, clocks, interrupts and registers configuration for PCIe3.

Signed-off-by: Qiang Yu <quic_qianyu@xxxxxxxxxxx>
Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@xxxxxxxxxx>
---
Qiang, Mani

I have a RTS5261 mmc chip on PCIe3 on the Surface Laptop.
Adding the global irq breaks sdcard detection (the chip still comes
up fine) somehow. Removing the irq makes it work again :|

I've confirmed that the irq number is correct
Actually, I verified this patch with several devices (SDX75, AIC100 and
R8169 of TP-LINK) attached to X1E80100 QCP. But I didn't meet this issue.
Each device was detected. Can you please share boot log if it is possible?

Mani, did you ever meet similar issue on other platforms?

0003:01:00.0 Class 0200: Device 10ec:8161 (rev 15)
        Subsystem: Device 10ec:8168
        I/O ports at 100000 [size=256]
        Memory at 78304000 (64-bit, non-prefetchable) [size=4K]
        Memory at 78300000 (64-bit, non-prefetchable) [size=16K]
        Kernel driver in use: r8169

0003:01:00.0 Class ff00: Device 17cb:0309
        Subsystem: Device 17cb:0309
        Memory at 78580000 (64-bit, non-prefetchable) [size=4K]
        Memory at 78581000 (64-bit, non-prefetchable) [size=4K]
        Kernel driver in use: mhi-pci-generic

0003:01:00.0 Class 1200: Device 17cb:a100
        Subsystem: Device 17cb:a100
        Region 0: Memory at 78300000 (64-bit, non-prefetchable) [disabled] [size=4K]         Region 2: Memory at 78400000 (64-bit, non-prefetchable) [disabled] [size=2M]         Region 4: Memory at 78600000 (64-bit, prefetchable) [disabled] [size=64K]

Thanks,
Qiang Yu

Konrad




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