U-Boot SPL 2026.10-rc5-00647-g6479d201e410-dirty (Oct 11 2026 - 23:26:14 +0800) Fail to detect board:-2 vdd_core, value:900000 vdd_1v8, value:1800000 vdd_1v8_mmc, value:1800000 DDR firmware: [0xc081d840]:0xf0227179, size:0x8d98 DDR is ready No SPI controller (-19) Trying to boot from MMC2 U-Boot 2026.10-rc5-00647-g6479d201e410-dirty (Oct 11 2026 - 23:26:14 +0800) DRAM: 4 GiB Core: 347 devices, 24 uclasses, devicetree: separate MMC: mmc@d4280000: 1, mmc@d4281000: 0 Loading Environment from nowhere... OK In: serial@d4017000 Out: serial@d4017000 Err: serial@d4017000 Net: No ethernet found. => gpio status Bank GPIO: GPIO80: input: 0 [x] mmc@d4280000.cd-gpios GPIO97: output: 1 [x] regulator-usb3-vbus-5v.gpio GPIO123: output: 1 [x] regulator-usb3-hub-5v.gpio GPIO124: output: 1 [x] usb-hub-reset.gpio => usb start starting USB... USB XHCI 1.10 Bus usb@c0a00000: 5 USB Device(s) found scanning usb for storage devices... 1 Storage Device(s) found => fatls usb 0 6 hello 16777216 random 2 file(s), 0 dir(s) => fatload usb 0 0x10000000 hello 6 bytes read in 1 ms (5.9 KiB/s) => md 0x10000000 10000000: 6c6c6568 ffff0a6f ffffffff ffffffff hello........... 10000010: ffffffff ffffffff ffffffff ffffffff ................ 10000020: ffffffff ffffffff ffffffff ffffffff ................ 10000030: ffffffff ffffffff ffffffff ffffffff ................ 10000040: ffffffff ffffffff ffffffff ffffffff ................ 10000050: ffffffff ffffffff ffffffff ffffffff ................ 10000060: ffffffff ffffffff ffffffff ffffffff ................ 10000070: ffffffff ffffffff ffffffff ffffffff ................ 10000080: ffffffff ffffffff ffffffff ffffffff ................ 10000090: ffffffff ffffffff ffffffff ffffffff ................ 100000a0: ffffffff ffffffff ffffffff ffffffff ................ 100000b0: ffffffff ffffffff ffffffff ffffffff ................ 100000c0: ffffffff ffffffff ffffffff ffffffff ................ 100000d0: ffffffff ffffffff ffffffff ffffffff ................ 100000e0: ffffffff ffffffff ffffffff ffffffff ................ 100000f0: ffffffff ffffffff ffffffff ffffffff ................ => fatload usb 0 0x10000000 random 16777216 bytes read in 846 ms (18.9 MiB/s) => md5sum -v 0x10000000 0x1000000 4b57085d9e949a98dca4e79a23fc4c35 => md5sum 0x10000000 0x1000000 md5 for 10000000 ... 10ffffff ==> 4b57085d9e949a98dca4e79a23fc4c35 => random 0x10000000 0x8000 32768 bytes filled with random data => usb write 0x10000000 0x1000 0x40 usb write: device 0 block # 4096, count 64 ... 64 blocks written: OK => usb read 0x20000000 0x1000 0x40 usb read: device 0 block # 4096, count 64 ... 64 blocks read: OK => cmp.q 0x10000000 0x20000000 0x1000 Total of 4096 double word(s) were the same =>