Well it boots for me:This one's even OK down to 4.5V (not recommended!) - well, OK in the sense that the kernel starts to boot, but it stalls when all the subsystems start.
Code:
RPi: BOOTSYS release VERSION:505e266c DATE: 2024/01/31 TIME: 09:36:24BOOTMODE: 0x06 partition 0 build-ts BUILD_TIMESTAMP=1706693784 serial 00427ed3 boardrev d04170 stc 945525AON_RESET: 00000003 PM_RSTS 00001000RP1_BOOT chip ID: 0x20001927PM_RSTS: 0x00001000part 00000000 reset_info 00000000PMIC reset-event 00000002 rtc 00000000 alarm 00000000 enabled 0uSD voltage 3.3VInitialising SDRAM 'Micron' 32Gb x2 total-size: 64 Gbit 4267DDR 4267 1 0 64 152RP1_BOOT chip ID: 0x20001927RP1_BOOT chip ID: 0x20001927RP1_BOOT: fw size 25968PCI2 initPCI2 resetPCIe scan 00001de4:00000001RP1_CHIP_INFO 20001927RPi: BOOTLOADER release VERSION:505e266c DATE: 2024/01/31 TIME: 09:36:24BOOTMODE: 0x06 partition 0 build-ts BUILD_TIMESTAMP=1706693784 serial 00427ed3 boardrev d04170 stc 4007967AON_RESET: 00000003 PM_RSTS 00001000M.2 PCIe HAT not detected.usb_pd_init status 0XHCI-STOPxHC0 ver: 272 HCS: 03000440 140000f1 07ff000a HCC: 0240fe6dUSBSTS 1xHC0 ver: 272 HCS: 03000440 140000f1 07ff000a HCC: 0240fe6dxHC0 ports 3 slots 64 intrs 4XHCI-STOPxHC1 ver: 272 HCS: 03000440 140000f1 07ff000a HCC: 0240fe6dUSBSTS 1xHC1 ver: 272 HCS: 03000440 140000f1 07ff000a HCC: 0240fe6dxHC1 ports 3 slots 64 intrs 4Boot mode: SD (01) order f4SD HOST: 200000000 CTL0: 0x00800000 BUS: 400000 Hz actual: 390625 HZ div: 512 (256) status: 0x1fff0000 delay: 276SD HOST: 200000000 CTL0: 0x00800f00 BUS: 400000 Hz actual: 390625 HZ div: 512 (256) status: 0x1fff0000 delay: 276OCR c0ff8000 [230]CID: 000353445343313647804db89b120163CSD: 400e00325b59000076b27f800a404000SD: bus-width: 4 spec: 2 SCR: 0x02358043 0x00000000SD HOST: 200000000 CTL0: 0x00800f04 BUS: 50000000 Hz actual: 50000000 HZ div: 4 (2) status: 0x1fff0000 delay: 2MBR: 0x00002000, 1048576 type: 0x0cMBR: 0x00102000,30059520 type: 0x83MBR: 0x00000000, 0 type: 0x00MBR: 0x00000000, 0 type: 0x00Trying partition: 0type: 32 lba: 8192 'mkfs.fat' ' bootfs ' clusters 261116 (4)rsc 32 fat-sectors 2040 root dir cluster 2 sectors 0 entries 0FAT32 clusters 261116[sdcard] autoboot.txt not foundSelect partition rsts 0 C(boot_partition) 0 EEPROM config 0 result 0Trying partition: 0type: 32 lba: 8192 'mkfs.fat' ' bootfs ' clusters 261116 (4)rsc 32 fat-sectors 2040 root dir cluster 2 sectors 0 entries 0FAT32 clusters 261116Read config.txt bytes 1239 hnd 0xc7bc[sdcard] pieeprom.upd not foundusb_max_current_enable default 0 max-current 3000Read bcm2712-rpi-5-b.dtb bytes 75180 hnd 0xc707dt-match: compatible: raspberrypi,5-model-b match: brcm,bcm2712dt-match: compatible: brcm,bcm2712 match: brcm,bcm2712Selecting USB low current limitNOTICE: BL31: v2.6(release):v2.6-239-g2a9ede0bdNOTICE: BL31: Built : 14:26:57, Jun 22 2023[ 0.000000] Booting Linux on physical CPU 0x0000000000 [0x414fd0b1][ 0.000000] Linux version 6.6.14-v8-16k+ (phil@buildbot) (aarch64-linux-gnu-gcc (Ubuntu 9.4.0-1ubuntu1~20.04.2) 9.4.0, GNU ld (GNU Binutils for Ubuntu) 2.34) #4 SMP PREEMPT Wed Jan 31 11:13:35 GMT 2024Statistics: Posted by PhilE — Thu Feb 01, 2024 5:26 pm