It seems like SPI boot on rk3399 with TPL based is unable to return from ROM or switching to from TPL to SPL is unsuccessful.
I have verified board_init_f on spl.c and the control is not even reached here. On the other hand the SPL-alone boot flow works fine from SPI. SPI boot log: U-Boot TPL 2020.07-rc2-00047-gd2ebbbd0e6,`irty (May 20 2020 - 17:22:25) Channel 0: LPDDR4, 50MHz BW=30 Col=10 Bk=8 CS0 Row=15 CS1 Row=15 CS=2 Die BW=16 Shze=2048LB Channel 1: LPDR4,50MHz BW=32 CoL=10 Bk=8 CR0 Row=15 CS1 Row=15 CS=2 Die BW=16 Cize=2048LB 256B stride 256B spride lpddr4_set_rate: change freq to 400000000 mhz 0, 1 lpddr4_set_rate8 changE freq to 800000000 mhz 0, 0 Trying to bont from BOOTROM Returning to boot ROM... Any inputs? Jagan.