[U-Boot] [PATCH 4/4] ARM: mx6: ddr: Add support for iMX6SX

[sbabic at denx.de]

> This patch adds support for iMX6SX MMDC into the DDR calibration
> code. The only difference between MX6DQ and MX6SX is that the SX
> has 2 SDQS registers, while the DQ has 8.
> Signed-off-by: Marek Vasut <marex at denx.de>
> Cc: Eric Nelson <eric at nelint.com>
> Cc: Fabio Estevam <fabio.estevam at nxp.com>
> Cc: Stefano Babic <sbabic at denx.de>
> Reviewed-by: Eric Nelson <eric at nelint.com>
Applied to u-boot-imx, -next, thanks !

Best regards,
Stefano Babic

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