[PATCH 01/44] kernel: Add support for poweroff handler call chain
linux at roeck-us.net
Thu Jun 18 08:30:03 PDT 2015
On Wed, Jun 17, 2015 at 06:04:54PM -0700, Stephen Boyd wrote:
[ ... ]
> What happened to this series? I want to add shutdown support to my
> platform and I need to write a register on the PMIC in one driver to
> configure it for shutdown instead of restart and then write an MMIO
> register to tell the PMIC to actually do the shutdown in another driver.
> It seems that the notifier solves this case for me, albeit with the
> slight complication that I need to order the two with some priority.
Can you use the .shutdown driver callback instead ?
I see other drivers use that, and check for system_state == SYSTEM_POWER_OFF
to power off the hardware.
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