Shengzhou Liu
a994b3deb0
driver/ddr/fsl: Add workaround for A009663
...
Erratum A-009663 workaround requires to set DDR_INTERVAL[BSTOPRE] to 0
before setting DDR_SDRAM_CFG[MEM_EN] and set DDR_INTERVAL[BSTOPRE]
to the desired value after DDR initialization has completed.
When DDR controller is configured to operate in auto-precharge
mode(DDR_INTERVAL[BSTOPRE]=0), this workaround is not needed.
Signed-off-by: Shengzhou Liu <Shengzhou.Liu@freescale.com >
Reviewed-by: York Sun <york.sun@nxp.com >
2016-01-25 08:24:15 -08:00
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