hwrng: bcm2835 - Manage an optional clock

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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>

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Florian Fainelli 2017-11-07 16:44:44 -08:00 • committed by Herbert Xu

parent 04b154fa86

commit 791af4f490

1 changed files with 16 additions and 1 deletions

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17

drivers/char/hw_random/bcm2835-rng.c

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