On Tue Dec 26, 2023 at 8:21 PM CET, Mark Hasemeyer wrote: > Currently the cros_ec driver assumes that its associated interrupt is > wake capable. This is an incorrect assumption as some Chromebooks use a > separate wake pin, while others overload the interrupt for wake and IO. > This patch train updates the driver to query the underlying ACPI/DT data > to determine whether or not the IRQ should be enabled for wake. > > Both the device tree and ACPI systems have methods for reporting IRQ > wake capability. In device tree based systems, a node can advertise > itself as a 'wakeup-source'. In ACPI based systems, GpioInt and > Interrupt resource descriptors can use the 'SharedAndWake' or > 'ExclusiveAndWake' share types. > > Some logic is added to the platform, ACPI, and DT subsystems to more > easily pipe wakeirq information up to the driver. > > Changes in v3: > -Rebase on linux-next > -See each patch for patch specific changes > > Changes in v2: > -Rebase on linux-next > -Add cover letter > -See each patch for patch specific changes > > Mark Hasemeyer (24): [...] > ARM: dts: tegra: Enable cros-ec-spi as wake source [...] > arm64: dts: tegra: Enable cros-ec-spi as wake source [...] Both patches applied, thanks. Thierry
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