tree f71052767ca79b14a2b69b03e8ed419c1eaaecb6
parent 01c8bf5a6faf3173f130ca58ecc8656bc71adc5a
author Bo Shen <voice.shen@atmel.com> 1407317097 +0800
committer Andreas Bießmann <andreas.devel@googlemail.com> 1411078281 +0200

USB: ehci-atmel: use pcr to enable or disable clock

If the SoC has pcr, we use pcr (peripheral control register)
to enable or disable clock.

Signed-off-by: Bo Shen <voice.shen@atmel.com>
Signed-off-by: Andreas Bießmann <andreas.devel@googlemail.com>