Messages in this thread | | | Date | Tue, 28 May 2019 14:26:32 +0100 | From | Mark Brown <> | Subject | Re: Issue: regmap: use debugfs even when no device |
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On Tue, May 28, 2019 at 02:20:15AM +0000, Andy Duan wrote:
> So on i.MX8MM/8QM/8QXP platforms, we catch the issue that user dump regmap registers without > power cause system hang. > Maybe revert the patch is more reasonable ?
This is an issue with or without a device - you can have the same issue with devices that are powered off. Typically where power is dynamic the driver will use a register cache so the registers are always available. [unhandled content-type:application/pgp-signature] | |