RNG_CR_RNGEN 93 drivers/char/hw_random/stm32-rng.c writel_relaxed(RNG_CR_RNGEN, priv->base + RNG_CR); RNG_CR_RNGEN 95 drivers/char/hw_random/stm32-rng.c writel_relaxed(RNG_CR_RNGEN | RNG_CR_CED,