The board has 4G memory but only 2G is detected by TPL. Please let me know if additional information is needed.
With u-boot master TPL output: U-Boot TPL 2019.10-rc3-00020-ge4b8dd9b34-dirty (Aug 28 2019 - 17:26:44) LPDDR4, 50MHz BW=32 Col=10 Bk=8 CS0 Row=15 CS=1 Die BW=16 Size=1024MB LPDDR4, 50MHz BW=32 Col=10 Bk=8 CS0 Row=15 CS=1 Die BW=16 Size=1024MB 256B stride Trying to boot from BOOTROM Returning to boot ROM... With rkbin rk3399_ddr_800MHz_v1.23.bin output: DDR Version 1.23 20190709 In channel 0 CS = 0 MR0=0xB8 MR4=0x2 MR5=0xFF MR8=0x10 MR12=0x72 MR14=0x72 MR18=0x0 MR19=0x0 MR24=0x8 MR25=0x0 channel 1 CS = 0 MR0=0xB8 MR4=0x2 MR5=0xFF MR8=0x10 MR12=0x72 MR14=0x72 MR18=0x0 MR19=0x0 MR24=0x8 MR25=0x0 channel 0 training pass! channel 1 training pass! change freq to 416MHz 0,1 Channel 0: LPDDR4,416MHz Bus Width=32 Col=10 Bank=8 Row=16 CS=1 Die Bus-Width=16 Size=2048MB Channel 1: LPDDR4,416MHz Bus Width=32 Col=10 Bank=8 Row=16 CS=1 Die Bus-Width=16 Size=2048MB 256B stride channel 0 CS = 0 MR0=0xB8 MR4=0x2 MR5=0xFF MR8=0x10 MR12=0x72 MR14=0x72 MR18=0x0 MR19=0x0 MR24=0x8 MR25=0x0 channel 1 CS = 0 MR0=0xB8 MR4=0x2 MR5=0xFF MR8=0x10 MR12=0x72 MR14=0x72 MR18=0x0 MR19=0x0 MR24=0x8 MR25=0x0 channel 0 training pass! channel 1 training pass! channel 0, cs 0, advanced training done channel 1, cs 0, advanced training done change freq to 856MHz 1,0 ch 0 ddrconfig = 0x101, ddrsize = 0x40 ch 1 ddrconfig = 0x101, ddrsize = 0x40 pmugrf_os_reg[2] = 0x32C1F2C1, stride = 0xD OUT _______________________________________________ U-Boot mailing list U-Boot@lists.denx.de https://lists.denx.de/listinfo/u-boot
