tree d3c5ec190e4d5b54b97c20899c04005ef0fa9702
parent 04b154fa86afb6ccfd38ef9b563c098b13f5984d
author Florian Fainelli <f.fainelli@gmail.com> 1510101884 -0800
committer Herbert Xu <herbert@gondor.apana.org.au> 1511934225 +1100

hwrng: bcm2835 - Manage an optional clock

One of the last steps before bcm63xx-rng can be eliminated is to manage
a clock during hwrng::init and hwrng::cleanup, so fetch it in the probe
function, and manage it during these two steps when valid.

Signed-off-by: Florian Fainelli <f.fainelli@gmail.com>
Reviewed-by: Eric Anholt <eric@anholt.net>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>