OKMX8MM-C从qspi flash无法正常启动
1.按照手册烧写 u-boot 到 QSPI flash，从flash启动问题出现：WARNING:Please contact Forlinx串口信息：
U-Boot SPL 2018.03-00007->**102c4 (Mar 10 2022 - 06:31:46 +0000)
power_bd71837_init
DRAM PHY training for 2400MTS
check ddr4_pmu_train_imem code
check ddr4_pmu_train_imem code pass
check ddr4_pmu_train_dmem code
check ddr4_pmu_train_dmem code pass
Training PASS
DRAM PHY training for 400MTS
check ddr4_pmu_train_imem code
check ddr4_pmu_train_imem code pass
check ddr4_pmu_train_dmem code
check ddr4_pmu_train_dmem code pass
Training PASS
DRAM PHY training for 100MTS
check ddr4_pmu_train_imem code
check ddr4_pmu_train_imem code pass
check ddr4_pmu_train_dmem code
check ddr4_pmu_train_dmem code pass
Training PASS
DRAM PHY training for 2400MTS
check ddr4_pmu_train_imem code
check ddr4_pmu_train_imem code pass
check ddr4_pmu_train_dmem code
check ddr4_pmu_train_dmem code pass
Training PASS
WARNING:Please contact Forlinx
WARNING:Please contact Forlinx
2.但烧写 u-boot到 emmc，从emmc能够正常启动：串口信息：
U-Boot SPL 2018.03-00007-g8bc4bc5 (Mar 29 2022 - 03:52:58 +0000)
power_bd71837_init
DRAM PHY training for 2400MTS
check ddr4_pmu_train_imem code
check ddr4_pmu_train_imem code pass
check ddr4_pmu_train_dmem code
check ddr4_pmu_train_dmem code pass
Training PASS
DRAM PHY training for 400MTS
check ddr4_pmu_train_imem code
check ddr4_pmu_train_imem code pass
check ddr4_pmu_train_dmem code
check ddr4_pmu_train_dmem code pass
Training PASS
DRAM PHY training for 100MTS
check ddr4_pmu_train_imem code
check ddr4_pmu_train_imem code pass
check ddr4_pmu_train_dmem code
check ddr4_pmu_train_dmem code pass
Training PASS
DRAM PHY training for 2400MTS
check ddr4_pmu_train_imem code
check ddr4_pmu_train_imem code pass
check ddr4_pmu_train_dmem code
check ddr4_pmu_train_dmem code pass
Training PASS
DS2460 error
secure check passed
Normal Boot
Trying to boot from MMC2
U-Boot 2018.03-00007-g8bc4bc5 (Mar 29 2022 - 03:52:58 +0000)
烧到QSPI flash确实起不来
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