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Bug#931707: linux: HW_RANDOM_OMAP disabled for arm64 --> please enable

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On Tue, 2019-07-09 at 12:43 +0000, Josua Mayer wrote:
> Source: linux
> Severity: normal
> 
> Dear Maintainer,
> 
> While testing Debian 10 on a Marvell 8040 SoC I found that the rng and SSH were
> coming up extremely slow, taking over a minute to start.
> 
> This is caused by somebody disabling the rng driver for arm64 kernels a long time ago:
> linux (4.14.13-1) unstable; urgency=medium
> ...
>   [ Riku Voipio ]
>   * [arm64] disable CONFIG_HW_RANDOM_OMAP until the IRQ storm bug is fixed
> 
> What is this IRQ storm bug? Has it been fixed? Can we re-enable this driver?

Riku, what do you think?  I see that the MacchiatoBin has an Armada 8K
SoC, and there was an upstream commit in February 2018 that could be a
relevant fix:

commit b166be0044913a4ce03564e7c81f172025d78867
Author: Gregory CLEMENT <gregory.clement@bootlin.com>
Date:   Wed Feb 28 15:27:23 2018 +0100

    hwrng: omap - Fix clock resource by adding a register clock

Ben.

-- 
Ben Hutchings
Beware of programmers who carry screwdrivers. - Leonard Brandwein

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Bug#931707: linux: HW_RANDOM_OMAP disabled for arm64 --> please enable Josua Mayer <josua.mayer97@gmail.com> - 2019-07-09 14:50 +0200
  Bug#931707: linux: HW_RANDOM_OMAP disabled for arm64 --> please enable Ben Hutchings <ben@decadent.org.uk> - 2019-08-05 02:30 +0200
    Bug#931707: linux: HW_RANDOM_OMAP disabled for arm64 --> please enable Riku Voipio <riku.voipio@linaro.org> - 2019-08-07 16:00 +0200

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