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  • am335x system upgarde ddr3 capacity configuration base on TI DDR3 Software Leveling Tool (二十)

    follow test is  use ti DDR Software Leveling op log.

    AM335x DDR3 Software Leveling -- Version: Beta 3.0
    -- Copyright: Texas Instruments China Local Team
    *************************** Program Start********************************

    Please input the AM335x EMIF Timing Configuration:
    -- AM335x Default EMIF Timing configuration (for StarterKit EVM) --
    DDR3_EMIF_SDRAM_TIM_1 : 0x0888A39B
    DDR3_EMIF_SDRAM_TIM_2 : 0x26337FDA
    DDR3_EMIF_SDRAM_TIM_3 : 0x501F830F
    DDR3_EMIF_SDRAM_CONFIG : 0x61C04AB2

    Your choice: 1. Use the default one; 2. Input your own one.
    Please Choose The DDR3 Frequency: 1. 303MHz; 2. 400MHz.
    DDR3 Frequency is Set at 400MHz!

    Please input your DDR3_EMIF_SDRAM_TIM_1 conifguration (in Hex) :
    0AAAD4DB
    Please input your DDR3_EMIF_SDRAM_TIM_2 conifguration (in Hex) :
    266B7FDA
    Please input your DDR3_EMIF_SDRAM_TIM_3 conifguration (in Hex) :
    501F867F
    Please input your DDR3_EMIF_SDRAM_CONFIG conifguration (in Hex) :
    61C05332
    Your input EMIF Timing configuration --
    DDR3_EMIF_SDRAM_TIM_1 : 0xAAAD4DB
    DDR3_EMIF_SDRAM_TIM_2 : 0x266B7FDA
    DDR3_EMIF_SDRAM_TIM_3 : 0x501F867F
    DDR3_EMIF_SDRAM_CONFIG : 0x61C05332

    Please Enter the PHY_INVERT_CLKOUT value (0 or 1) from the spreadsheet :
    0
    Please Enter the Seed RD_DQS_SLAVE_RATIO Value in Hex to search the RD DQS Ratio Window :
    38
    Please Enter the Seed FIFO_WE_SLAVE_RATIO Value in Hex to search the RD DQS Gate Window :
    94
    Please Enter the Seed WR_DQS_SLAVE_RATIO Write DQS Ratio Value in Hex to search the Write DQS Ratio Window :
    44
    Please Enter the Seed PHY_CTRL_SLAVE_RATIO Value in Hex :
    80
    The ratio seeds for the DDR3 Software Leveling :
    invert_clkout = 0x0
    RD_DQS_RATIO_VAL = 0x38
    FIFO_WE_SLAVE_RATIO = 0x94
    WR_DQS_SLAVE_RATIO = 0x44
    PHY_CTRL_SLAVE_RATIO = 0x80

    The Slave Ratio Search Program Values are...
    ***************************************************************
    DATA_PHY_RD_DQS_SLAVE_RATIO is :0x3A
    DATA_PHY_FIFO_WE_SLAVE_RATIO is : 0x9E
    DATA_PHY_WR_DQS_SLAVE_RATIO is : 0x46
    DATA_PHY_WR_DATA_SLAVE_RATIO is : 0x7D
    ***************************************************************
    rd_dqs_range = 58
    fifo_we_range = 158
    wr_dqs_range = 70
    wr_data_range = 125

    Optimal values not reached, rerunning program with new values...

    The Slave Ratio Search Program Values are...
    ***************************************************************
    DATA_PHY_RD_DQS_SLAVE_RATIO is :0x39
    DATA_PHY_FIFO_WE_SLAVE_RATIO is : 0x9F
    DATA_PHY_WR_DQS_SLAVE_RATIO is : 0x47
    DATA_PHY_WR_DATA_SLAVE_RATIO is : 0x7E
    ***************************************************************
    rd_dqs_range = 1
    fifo_we_range = 1
    wr_dqs_range = 1
    wr_data_range = 1

    Optimal values have been found!!

    ***************************************************************
    DATA_PHY_RD_DQS_SLAVE_RATIO is :0x39
    DATA_PHY_FIFO_WE_SLAVE_RATIO is : 0x9F
    DATA_PHY_WR_DQS_SLAVE_RATIO is : 0x47
    DATA_PHY_WR_DATA_SLAVE_RATIO is : 0x7E
    ***************************************************************

    ===== END OF TEST =====
    DDR3 software leveling done!

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  • 原文地址:https://www.cnblogs.com/lianghong881018/p/10577236.html
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