Messages in this thread | | | Subject | Re: About regression caused by commit aea6cb99703e ("regulator: resolve supply after creating regulator") | From | Qu Wenruo <> | Date | Mon, 9 Nov 2020 07:28:13 +0800 |
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On 2020/11/9 上午1:18, Michał Mirosław wrote: > On Sun, Nov 08, 2020 at 03:35:33PM +0800, Qu Wenruo wrote: >> Hi Michał, >> >> Recently when testing v5.10-rc2, I found my RK3399 boards failed to boot >> from NVME. >> >> It turns out that, commit aea6cb99703e ("regulator: resolve supply after >> creating regulator") seems to be the cause. >> >> In RK3399 board, vpcie1v8 and vpcie0v9 of the pcie controller is >> provided by RK808 regulator. >> With that commit, now RK808 regulator fails to register: >> >> [ 1.402500] rk808-regulator rk808-regulator: there is no dvs0 gpio >> [ 1.403104] rk808-regulator rk808-regulator: there is no dvs1 gpio >> [ 1.419856] rk808 0-001b: failed to register 12 regulator >> [ 1.422801] rk808-regulator: probe of rk808-regulator failed with >> error -22 > > Hi, > > This looks lika the problem fixed by commit cf1ad559a20d ("regulator: defer > probe when trying to get voltage from unresolved supply") recently accepted > to regulator tree [1]. Can you verify this?
Thanks, tested with that commit cherry picked to v5.10-rc2 and it solves the problem.
Thanks, Qu > > [1] git.kernel.org/pub/scm/linux/kernel/git/broonie/regulator.git for-next > > Best Regards > Michał Mirosław >
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