Simon, the latest commits in u-boot-dm/git master branch (2b64d049a061 "power: pmic/regulator: Add basic support for TPS65910") crash on at least Beaver and Jetson TK1. On TK1, I added debug spew to lib/initcall.c, and the last function called before the crash is initr_serial():
U-Boot SPL 2018.01-rc1-00620-g2b64d049a061-dirty (Dec 11 2017 - 09:50:35) Trying to boot from RAM initcall: 801602c4
U-Boot 2018.01-rc1-00620-g2b64d049a061-dirty (Dec 11 2017 - 09:50:35 -0700)
initcall: 80123814 U-Boot code: 80110000 -> 8017F6E8 BSS: -> 801C3B0C initcall: 80113030 TEGRA124 initcall: 80123dc0 Model: NVIDIA Jetson TK1 Board: NVIDIA Jetson TK1 initcall: 8012394c DRAM: initcall: 80111c78 initcall: 80123ab4 Monitor len: 000B3B0C Ram size: 80000000 Ram top: 00000000 initcall: 80123664 initcall: 80123684 TLB table from ffff0000 to ffff4000 initcall: 8012367c initcall: 801239bc initcall: 801237c8 Reserving 718k for U-Boot at: fff3c000 initcall: 80123798 Reserving 37896k for malloc() at: fda3a000 initcall: 801238f8 Reserving 88 Bytes for Board Info at: fda39fa8 initcall: 801239c4 initcall: 80123764 Reserving 208 Bytes for Global Data at: fda39ed8 initcall: 801236f8 Reserving 30560 Bytes for FDT at: fda32778 initcall: 801239cc initcall: 801239e4 initcall: 80123b20 initcall: 80111e0c initcall: 801239f8
RAM Configuration: Bank #0: 80000000 2 GiB Bank #1: 0 0 Bytes
DRAM: 2 GiB initcall: 801236dc New Stack Pointer is: fda32750 initcall: 801238b4 initcall: 801239d4 initcall: 80123844 Relocation Offset is: 7fe2c000 Relocating to fff3c000, new gd at fda39ed8, sp at fda32750 initcall: fff4fb64 initcall: fff4fb6c initcall: 80123d54 (relocated to fff4fd54) initcall: 80123d1c (relocated to fff4fd1c) initcall: 80123d74 (relocated to fff4fd74) initcall: 80123ce0 (relocated to fff4fce0) Pre-reloc malloc() used 0x130 bytes (0 KB) initcall: 80123634 (relocated to fff4f634) initcall: 80123ccc (relocated to fff4fccc) initcall: 80123d7c (relocated to fff4fd7c) initcall: 80123cbc (relocated to fff4fcbc) initcall: 80123d64 (relocated to fff4fd64) initcall: 80123cb0 (relocated to fff4fcb0) initcall: 80123c9c (relocated to fff4fc9c) initcall: 80111d80 (relocated to fff3dd80) initcall: 8015670c (relocated to fff8270c) initcall: 8012c7f0 (relocated to fff587f0) initcall: 80123c8c (relocated to fff4fc8c)
U-Boot SPL 2016.09-00263-gf50db3a323b1 (Sep 23 2016 - 16:34:07)
80123c70 l F .text 0000001c initr_announce 80123c8c l F .text 00000010 initr_serial 80123c9c l F .text 00000014 initr_dm