[PATCHv2] hwrng: add support for picoxcell TRNG

Alexander Clouter alex at digriz.org.uk
Fri Jan 14 15:45:19 EST 2011


In gmane.linux.ports.arm.kernel Jamie Iles <jamie at jamieiles.com> wrote:
>
> This driver adds support for the True Random Number Generator in
> the Picochip PC3X3 and later devices.
> 
> [snipped]
>
> +/*
> + * Take the random number generator out of reset and make sure the interrupts
> + * are masked. We shouldn't need to get large amounts of random bytes so just
> + * poll the status register. The hardware generates 32 bits every 320ns so we
> + * shouldn't have to wait long enough to warrant waiting for an IRQ.
> + */
>
timeriomem-rng?  Example of usage in 
arch/arm/mach-orion5x/ts78xx-setup.c.

Cheers

-- 
Alexander Clouter
.sigmonster says: The more I know men the more I like my horse.




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