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AM5728: SDRAM error

Nagarjuna Guttikonda
Intellectual 460 points
Part Number: AM5728
Other Parts Discussed in Thread: DRA752

Hi ,

We are silicon 2.0 version of the processor AM5728 , U-Boot is not booting

Below is the log

U-Boot SPL 2013.04 (Feb 21 2017 - 11:13:05)
DRA752 ES1.1
 DCMIST : sdram.c() : emif_get_dmm_regs_sdp() : 705
 ----------------ddr3_init:ddr3_sw_leveling-------------------
 ----------------ddr3_init:ddr3_sw_leveling-------------------
SDRAM: identified size not same as expected size identified: 80 expected: 40000000
====================================
0x482a f040 =0x0
0x482a f044 =0x80640300
0x482a f044 =0xc0500220
0x482a f04c =0xff020100
====================================
DCMIST : board_init_f(): spl.c : 53
DCMIST: boot device - 5
Default mmc->f_max = 52000000
 Frequency After modification  : mmc->f_max = 24000000
U-Boot SPL 2013.04 (Feb 21 2017 - 11:13:05)
DRA752 ES1.1
 DCMIST : sdram.c() : emif_get_dmm_regs_sdp() : 705
 ----------------ddr3_init:ddr3_sw_leveling-------------------
 ----------------ddr3_init:ddr3_sw_leveling-------------------
SDRAM: identified size not same as expected size identified: 80 expected: 40000000
====================================
0x482a f040 =0x0
0x482a f044 =0x80640300
0x482a f044 =0xc0500220
0x482a f04c =0xff020100
====================================
DCMIST : board_init_f(): spl.c : 53
DCMIST: boot device - 99
###   DCMIST :ERROR ### Please RESET the board ###
The Same uboot  code is working in the remaining boards ,only in this we are facing this issue ,
please help me asap
Regards,
Nagarjuna g