drivers: ddr: imx Workaround for i.MX8M DDRPHY rank to rank issue
Add logic to automatically update umctl2's setting based on phy training CDD value for rank to rank space issue Acked-by:Ye Li <ye.li@nxp.com> Signed-off-by:
Oliver Chen <Oliver.Chen@nxp.com> Signed-off-by:
Jacky Bai <ping.bai@nxp.com> Signed-off-by:
Peng Fan <peng.fan@nxp.com> [Backport to v2020.01-ktn] Signed-off-by:
Frieder Schrempf <frieder.schrempf@kontron.de>
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- arch/arm/include/asm/arch-imx8m/ddr.h 3 additions, 0 deletionsarch/arm/include/asm/arch-imx8m/ddr.h
- drivers/ddr/imx/imx8m/ddr_init.c 3 additions, 0 deletionsdrivers/ddr/imx/imx8m/ddr_init.c
- drivers/ddr/imx/imx8m/ddrphy_train.c 7 additions, 0 deletionsdrivers/ddr/imx/imx8m/ddrphy_train.c
- drivers/ddr/imx/imx8m/ddrphy_utils.c 146 additions, 0 deletionsdrivers/ddr/imx/imx8m/ddrphy_utils.c
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