17 Feb, 2015

1 commit

  • The value in SDRAM_REF_CTRL controls the delay time between
    the initial rising edge of DDR_RESETn to rising edge of DDR_CKE
    (JEDEC specs this as 500us). In order to achieve this, SDRAM_REF_CTRL
    should be written with a value corresponding to 500us delay before
    starting DDR initialization sequence, and configure proper
    value at the end of sequence.

    Signed-off-by: Lokesh Vutla

    Lokesh Vutla
     

16 Feb, 2015

2 commits


14 Feb, 2015

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13 Feb, 2015

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10 Feb, 2015

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09 Feb, 2015

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08 Feb, 2015

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07 Feb, 2015

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06 Feb, 2015

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