[U-Boot] [PATCH 1/3] crypto/fsl - disable RNG oscillator maximum frequency check

York Sun
2015-08-04T15:51:56Z

On 05/05/2015 06:48 AM, Alex Porosanu wrote:
> The rtfrqmax & rtfrqmin set the bounds of the expected frequency of the
> oscillator, when SEC runs at its maximum frequency. For certain platforms
> (f.i. T2080), the oscillator is very fast and thus if the SEC runs at
> a lower than normal frequency, the ring oscillator is incorrectly detected
> as being out of bounds.
>
> This patch effectively disables the maximum frequency check, by setting a
> high enough maximum allowable frequency for the oscillator. The reasoning
> behind this is that usually a broken oscillator will run too slow
> (i.e. not run at all) rather than run too fast.
>
> Signed-off-by: Alex Porosanu <alexandru.porosanu@freescale.com>
> ---

Applied to u-boot-fsl-qoriq master with minor change in subject. Thanks.

York