T4240 memory controller stuck when configure as 64bit

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T4240 memory controller stuck when configure as 64bit

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dhanasekaran
Contributor III

Hi everyone!

In out custom board we use T4240 with 6GB of Discrete dram which connected with DDR controllers as 4GB(DDRC1) and 2GB(DDRC2). By using SPD values I init Dram as 64bit DDRC1 and 32 bit for DDRC2. I get stuck in Uboot but when I changed it to 32bit for both DDRC it work so only 4GB of memory only detected out of 6GB. 

My configuration for 800mhz   ddr clock

# DDR1 Controller Setup
# DDR1_DDR_SDRAM_CFG
mem [CCSR_ADDR 0x8110] = 0x67040000
# DDR1_CS0_BNDS
mem [CCSR_ADDR 0x8000] = 0x0000007f
# DDR1_CS1_BNDS
mem [CCSR_ADDR 0x8008] = 0x00000000
# DDR1_CS2_CONFIG
# mem [CCSR_ADDR 0x8088] = 0xffffffff
# DDR1_CS3_BNDS
# mem [CCSR_ADDR 0x808C] = 0xffffffff
# DDR1_CS0_CONFIG
mem [CCSR_ADDR 0x8080] = 0x80044402
# DDR1_CS1_CONFIG
mem [CCSR_ADDR 0x8084] = 0x00000000
# DDR1_CS0_CONFIG_2
mem [CCSR_ADDR 0x80C0] = 0x00000000
# DDR1_TIMING_CFG_0
mem [CCSR_ADDR 0x8104] = 0x5011010C
# DDR1_TIMING_CFG_1
mem [CCSR_ADDR 0x8108] = 0xBCB40C66
# DDR1_TIMING_CFG_2
mem [CCSR_ADDR 0x810C] = 0x0040C160
# DDR1_TIMING_CFG_3
mem [CCSR_ADDR 0x8100] = 0x01111000
# DDR1_DDR_SDRAM_CFG_2
mem [CCSR_ADDR 0x8114] = 0x24401110
# DDR1_DDR_SDRAM_MODE
mem [CCSR_ADDR 0x8118] = 0x00441C70
# DDR1_DDR_SDRAM_MODE_2
mem [CCSR_ADDR 0x811C] = 0x00980000
# DDR1_DDR_SDRAM_INTERVAL
mem [CCSR_ADDR 0x8124] = 0x0C30030C
# DDR1_DDR_DATA_INIT
mem [CCSR_ADDR 0x8128] = 0xDEADBEEF
# DDR1_DDR_SDRAM_CLK_CNTL
mem [CCSR_ADDR 0x8130] = 0x02800000
# DDR1_DDR_INIT_ADDR
mem [CCSR_ADDR 0x8148] = 0x00000000
# DDR1_DDR_INIT_EXT_ADDRESS
mem [CCSR_ADDR 0x814C] = 0x00000000
# DDR1_TIMING_CFG_4
mem [CCSR_ADDR 0x8160] = 0x00000001
# DDR1_TIMING_CFG_5
mem [CCSR_ADDR 0x8164] = 0x04401400
# DDR1_DDR_ZQ_CNTL
mem [CCSR_ADDR 0x8170] = 0x89080600
# DDR1_DDR_WRLVL_CNTL
mem [CCSR_ADDR 0x8174] = 0x8675F608
# DDR1_DDR_WRLVL_CNTL_2
mem [CCSR_ADDR 0x8190] = 0x080A0A0C
# DDR1_DDR_WRLVL_CNTL_3
mem [CCSR_ADDR 0x8194] = 0x0C0D0E0A
# DDR1_DDR_SDRAM_MODE_3
mem [CCSR_ADDR 0x8200] = 0x00000000
# DDR1_DDR_SDRAM_MODE_4
mem [CCSR_ADDR 0x8204] = 0x00000000
# DDR1_DDR_SDRAM_MODE_5
mem [CCSR_ADDR 0x8208] = 0x00000000
# DDR1_DDR_SDRAM_MODE_6
mem [CCSR_ADDR 0x820C] = 0x00000000
# DDR1_DDR_SDRAM_MODE_7
mem [CCSR_ADDR 0x8210] = 0x00000000
# DDR1_DDR_SDRAM_MODE_8
mem [CCSR_ADDR 0x8214] = 0x00000000
# DDR1_DDRDSR_1
mem [CCSR_ADDR 0x8B20] = 0x00008080
# DDR1_DDRDSR_2
mem [CCSR_ADDR 0x8B24] = 0x80000000
# DDR1_DDRCDR_1
mem [CCSR_ADDR 0x8B28] = 0x80040000
# DDR1_DDRCDR_2
mem [CCSR_ADDR 0x8B2C] = 0x00000001
# DDR1_ERR_DISABLE - DISABLE
mem [CCSR_ADDR 0x8E44] = 0x00000000
# DDR1_ERR_SBE
mem [CCSR_ADDR 0x8E58] = 0x00000000

# DDR2 Controller Setup
# DDR2_DDR_SDRAM_CFG
mem [CCSR_ADDR 0x9110] = 0x67040000
# DDR1_CS0_BNDS
mem [CCSR_ADDR 0x9000] = 0x008000FF
# DDR1_CS1_BNDS
mem [CCSR_ADDR 0x9008] = 0x00000000
# DDR1_CS2_CONFIG
# mem [CCSR_ADDR 0x9088] = 0xffffffff
# DDR1_CS3_BNDS
# mem [CCSR_ADDR 0x908C] = 0xffffffff
# DDR1_CS0_CONFIG
mem [CCSR_ADDR 0x9080] = 0x80044402
# DDR1_CS1_CONFIG
mem [CCSR_ADDR 0x9084] = 0x00000000
# DDR1_CS0_CONFIG_2
mem [CCSR_ADDR 0x90C0] = 0x00000000
# DDR1_TIMING_CFG_0
mem [CCSR_ADDR 0x9104] = 0x5011010C
# DDR1_TIMING_CFG_1
mem [CCSR_ADDR 0x9108] = 0xBCB40C66
# DDR1_TIMING_CFG_2
mem [CCSR_ADDR 0x910C] = 0x0040C160
# DDR1_TIMING_CFG_3
mem [CCSR_ADDR 0x9100] = 0x01111000
# DDR1_DDR_SDRAM_CFG_2
mem [CCSR_ADDR 0x9114] = 0x24401110
# DDR1_DDR_SDRAM_MODE
mem [CCSR_ADDR 0x9118] = 0x00441C70
# DDR1_DDR_SDRAM_MODE_2
mem [CCSR_ADDR 0x911C] = 0x00980000
# DDR1_DDR_SDRAM_INTERVAL
mem [CCSR_ADDR 0x9124] = 0x0C30030C
# DDR1_DDR_DATA_INIT
mem [CCSR_ADDR 0x9128] = 0xDEADBEEF
# DDR1_DDR_SDRAM_CLK_CNTL
mem [CCSR_ADDR 0x9130] = 0x02800000
# DDR1_DDR_INIT_ADDR
mem [CCSR_ADDR 0x9148] = 0x00000000
# DDR1_DDR_INIT_EXT_ADDRESS
mem [CCSR_ADDR 0x914C] = 0x00000000
# DDR1_TIMING_CFG_4
mem [CCSR_ADDR 0x9160] = 0x00000001
# DDR1_TIMING_CFG_5
mem [CCSR_ADDR 0x9164] = 0x04401400
# DDR1_DDR_ZQ_CNTL
mem [CCSR_ADDR 0x9170] = 0x89080600
# DDR1_DDR_WRLVL_CNTL
mem [CCSR_ADDR 0x9174] = 0x8675F608
# DDR1_DDR_WRLVL_CNTL_2
mem [CCSR_ADDR 0x9190] = 0x080A0A0C
# DDR1_DDR_WRLVL_CNTL_3
mem [CCSR_ADDR 0x9194] = 0x0C0D0E0A
# DDR1_DDR_SDRAM_MODE_3
mem [CCSR_ADDR 0x9200] = 0x00000000
# DDR1_DDR_SDRAM_MODE_4
mem [CCSR_ADDR 0x9204] = 0x00000000
# DDR1_DDR_SDRAM_MODE_5
mem [CCSR_ADDR 0x9208] = 0x00000000
# DDR1_DDR_SDRAM_MODE_6
mem [CCSR_ADDR 0x920C] = 0x00000000
# DDR1_DDR_SDRAM_MODE_7
mem [CCSR_ADDR 0x9210] = 0x00000000
# DDR1_DDR_SDRAM_MODE_8
mem [CCSR_ADDR 0x9214] = 0x00000000
# DDR1_DDRDSR_1
mem [CCSR_ADDR 0x9B20] = 0x00008080
# DDR1_DDRDSR_2
mem [CCSR_ADDR 0x9B24] = 0x80000000
# DDR1_DDRCDR_1
mem [CCSR_ADDR 0x9B28] = 0x80040000
# DDR1_DDRCDR_2
mem [CCSR_ADDR 0x9B2C] = 0x00000001
# DDR1_ERR_DISABLE - DISABLE
mem [CCSR_ADDR 0x9E44] = 0x00000000
# DDR1_ERR_SBE
mem [CCSR_ADDR 0x9E58] = 0x00000000

# DDR3 Controller Setup
# DDR3_DDR_SDRAM_CFG
#mem [CCSR_ADDR 0xA110] = 0x67040000
# DDR3_CS0_BNDS
#mem [CCSR_ADDR 0xA000] = 0x0000017f
# DDR3_CS1_BNDS
#mem [CCSR_ADDR 0xA008] = 0x0000017f
# DDR3_CS2_CONFIG
# mem [CCSR_ADDR 0xA088] = 0xffffffff
# DDR3_CS3_BNDS
# mem [CCSR_ADDR 0xA08C] = 0xffffffff
# DDR3_CS0_CONFIG
#mem [CCSR_ADDR 0xA080] = 0x80044302
# DDR3_CS1_CONFIG
#mem [CCSR_ADDR 0xA084] = 0x80004302
# DDR3_CS0_CONFIG_2
mem [CCSR_ADDR 0xA0C0] = 0x00000000
# DDR3_TIMING_CFG_0
#mem [CCSR_ADDR 0xA104] = 0x90110004
# DDR3_TIMING_CFG_1
#mem [CCSR_ADDR 0xA108] = 0xdfd9ee57
# DDR3_TIMING_CFG_2
#mem [CCSR_ADDR 0xA10C] = 0x0048e8d8
# DDR3_TIMING_CFG_3
#mem [CCSR_ADDR 0xA100] = 0x01081000
# DDR3_DDR_SDRAM_CFG_2
#mem [CCSR_ADDR 0xA114] = 0x00401010
# DDR3_DDR_SDRAM_MODE
#mem [CCSR_ADDR 0xA118] = 0x40441014
# DDR3_DDR_SDRAM_MODE_2
#mem [CCSR_ADDR 0xA11C] = 0x00a00000
# DDR3_DDR_SDRAM_INTERVAL
#mem [CCSR_ADDR 0xA124] = 0x0e38038e
# DDR3_DDR_DATA_INIT
#mem [CCSR_ADDR 0xA128] = 0xDEADBEEF
# DDR3_DDR_SDRAM_CLK_CNTL
#mem [CCSR_ADDR 0xA130] = 0x02000000
# DDR3_DDR_INIT_ADDR
#mem [CCSR_ADDR 0xA148] = 0x00000000
# DDR3_DDR_INIT_EXT_ADDRESS
#mem [CCSR_ADDR 0xA14C] = 0x00000000
# DDR3_TIMING_CFG_4
#mem [CCSR_ADDR 0xA160] = 0x00000001
# DDR3_TIMING_CFG_5
#mem [CCSR_ADDR 0xA164] = 0x05401400
# DDR3_DDR_ZQ_CNTL
#mem [CCSR_ADDR 0xA170] = 0x89080600
# DDR3_DDR_WRLVL_CNTL
#mem [CCSR_ADDR 0xA174] = 0x8675f609
# DDR3_DDR_WRLVL_CNTL_2
#mem [CCSR_ADDR 0xA190] = 0x090a0b0e
# DDR3_DDR_WRLVL_CNTL_3
#mem [CCSR_ADDR 0xA194] = 0x0f11120c
# DDR3_DDR_SDRAM_MODE_3
#mem [CCSR_ADDR 0xA200] = 0x00001014
# DDR3_DDR_SDRAM_MODE_4
#mem [CCSR_ADDR 0xA204] = 0x00a00000
# DDR3_DDR_SDRAM_MODE_5
#mem [CCSR_ADDR 0xA208] = 0x00001014
# DDR3_DDR_SDRAM_MODE_6
#mem [CCSR_ADDR 0xA20C] = 0x00a00000
# DDR3_DDR_SDRAM_MODE_7
#mem [CCSR_ADDR 0xA210] = 0x00001014
# DDR3_DDR_SDRAM_MODE_8
#mem [CCSR_ADDR 0xA214] = 0x00a00000
# DDR3_DDRDSR_1
#mem [CCSR_ADDR 0xAB20] = 0x00008080
# DDR3_DDRDSR_2
#mem [CCSR_ADDR 0xAB24] = 0x80000000
# DDR3_DDRCDR_1
#mem [CCSR_ADDR 0xAB28] = 0x80040000
# DDR3_DDRCDR_2
#mem [CCSR_ADDR 0xAB2C] = 0x00000001
# DDR3_ERR_DISABLE - DISABLE
#mem [CCSR_ADDR 0xAE44] = 0x00000000
# DDR3_ERR_SBE
#mem [CCSR_ADDR 0xAE58] = 0x00000000

wait 100
# DDR1_DDR_SDRAM_CFG
mem [CCSR_ADDR 0x8110] = 0xC70C0000
# DDR2_DDR_SDRAM_CFG
mem [CCSR_ADDR 0x9110] = 0xC70C0000
# DDR3_DDR_SDRAM_CFG
#mem [CCSR_ADDR 0xa110] = 0x67040000
wait 1000
# DDR1_ERR_DISABLE - ENABLE
mem [CCSR_ADDR 0x8E44] = 0x00000000
# DDR2_ERR_DISABLE - ENABLE
mem [CCSR_ADDR 0x9E44] = 0x00000000
# DDR3_ERR_DISABLE - ENABLE
#mem [CCSR_ADDR 0xaE44] = 0x00000000

# CCF_MCINTLV3R - enable 3-way interleaving
# CCF_MCINTLV3R[27–31]: GRANULE_SIZE
# 01010 1 KB granule size
# 01100 4 KB granule size
# 01101 8 KB granule size
#mem [CCSR_ADDR 0x18004] = 0x800000[format %02x [format %.0f [expr 10 + [logToBaseTwo $GRANULE_SIZE]]]]
mem [CCSR_ADDR 0x18004] = 0xc

Regard,

dhanasekaran k

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dhanasekaran
Contributor III

Hi Bulat

It is solved by adjusting write leveling parameters using code Warrier QCVS Tool.

Thanks for the reply.

View solution in original post

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616 Views
Bulat
NXP Employee
NXP Employee

Did you try to enable single 64-bit DDRC1? Does it work?

Regards,

Bulat

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617 Views
dhanasekaran
Contributor III

Hi Bulat

It is solved by adjusting write leveling parameters using code Warrier QCVS Tool.

Thanks for the reply.

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