[PATCH v2] crypto/fsl: add invalidate_dcache_range for hash output buffer

[sbabic at denx.de]

> HW accelerated hash operations are giving incorrect hash output.
> so invalidate cache lines to avoid cache overwriting in DDR memory region.
> caam_hash()
>  -moved address alignment check in the beginning of function.
>  -added invalidate_dcache_range for pout buffer before running descriptor.
> Fixes: d7af2baa49 (crypto/fsl: Fix HW accelerated hash commands)
> Signed-off-by: Gaurav Jain <gaurav.jain at nxp.com>
> Reviewed-by: Fabio Estevam <festevam at denx.de>
Applied to u-boot-imx, master, thanks !

Best regards,
Stefano Babic

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