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DP83TC811S-Q1: Report Segmentation fault when loading driver

Part Number: DP83TC811S-Q1

Hello Sir,

When my customer debugs DP83TC811S, the loading drive fails as follows.

1. Qualcomm 9X07 platform. The system voltage is 1.8 V.

2. The ULM1_PRESENT pin connected directly to PHY_WAKE and ULM1_PRESENT is set to be high power and can only output 1.8V.

3. Load three drivers in turn.

1st: insmod /usr/lib/modules/3.18.48/kernel/drivers/net/phy/qca8337.ko
2nd: insmod /usr/lib/modules/3.18.48/kernel/drivers/net/phy/at803x.ko
3rd: insmod /usr/lib/modules/3.18.48/kernel/drivers/net/ethernet/qualcomm/emac/qcom_emac.ko

when load the 3rd driver, reported: # insmod /usr/lib/modules/3.18.48/kernel/drivers/net/ethernet/qualcomm/emac/qcom_emac.ko Segmentation fault

For this problem, please help give some ideas, inspiration or advice, thank you very much.

BR.

Gary