Re: [PATCH 0/1] fix rk3066a based boards boot issue on linux-4.8

From: Boris Brezillon
Date: Mon Sep 19 2016 - 05:21:36 EST


Hi Andy,

On Mon, 19 Sep 2016 16:43:59 +0800
Andy Yan <andy.yan@xxxxxxxxxxxxxx> wrote:

> Hi, heiko:
> I found my Rayeager board couldn't boot up on linux 4.8. After some
> dig, I found the pwm-regulator for vdd_log register failed and found
> some change in Boris's patch: commit 87248991a1de(regulator: pwm: Properly
> initialize the ->state field).

Hm, that's weird. This commit only makes sure that the regulator
voltage state is correctly initialized (matching the hardware state),
and I don't understand why changing the voltage-table make it work.

Can you share the kernel logs? What are the symptoms?

Thanks,

Boris

> I send this patch to make the pwm-regulator can register success on
> this change.
>
>
> Andy Yan (1):
> arm: dts: fix rk3066a based boards vdd_log voltage initialization
>
> arch/arm/boot/dts/rk3066a-bqcurie2.dts | 2 +-
> arch/arm/boot/dts/rk3066a-marsboard.dts | 2 +-
> arch/arm/boot/dts/rk3066a-rayeager.dts | 2 +-
> 3 files changed, 3 insertions(+), 3 deletions(-)
>