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authorLokesh Vutla <lokeshvutla@ti.com>2013-12-10 15:02:23 +0530
committerTom Rini <trini@ti.com>2013-12-18 21:14:45 -0500
commitb5e01eecc89e3e5c2ed3c17b803529be3c3702fb (patch)
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ARM: AM43xx: GP_EVM: Add support for DDR3
GP EVM has 1GB DDR3 attached(Part no: MT41K512M8RH). Adding details for the same. Below is the brief description of DDR3 init sequence(SW leveling): -> Enable VTT regulator -> Configure VTP -> Configure DDR IO settings -> Disable initialization and refreshes until EMIF registers are programmed. -> Program Timing registers -> Program leveling registers -> Program PHY control and Temp alert and ZQ config registers. -> Enable initialization and refreshes and configure SDRAM CONFIG register Signed-off-by: Lokesh Vutla <lokeshvutla@ti.com>
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