diff options
| author | Kate Hsuan <hpa@redhat.com> | 2021-08-20 14:04:54 +0300 |
|---|---|---|
| committer | Hans de Goede <hdegoede@redhat.com> | 2021-08-20 20:11:23 +0200 |
| commit | daef4c5a042302a047e56e8985f8d50d85f45802 (patch) | |
| tree | 46fedbcea42b237996a79db5548846a9787c4606 /drivers/platform/x86/intel/Kconfig | |
| parent | c3d3586d12b106dd96c80febd571760a0b4095a5 (diff) | |
platform/x86: intel_int0002_vgpio: Move to intel sub-directory
Move Intel vGPIO (INT0002) driver to intel sub-directory
to improve readability.
Signed-off-by: Kate Hsuan <hpa@redhat.com>
Reviewed-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Link: https://lore.kernel.org/r/20210820110458.73018-17-andriy.shevchenko@linux.intel.com
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Diffstat (limited to 'drivers/platform/x86/intel/Kconfig')
| -rw-r--r-- | drivers/platform/x86/intel/Kconfig | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/drivers/platform/x86/intel/Kconfig b/drivers/platform/x86/intel/Kconfig index eb6ac7e52cd6..cb953301fdd0 100644 --- a/drivers/platform/x86/intel/Kconfig +++ b/drivers/platform/x86/intel/Kconfig @@ -38,6 +38,25 @@ config INTEL_HID_EVENT To compile this driver as a module, choose M here: the module will be called intel_hid. +config INTEL_INT0002_VGPIO + tristate "Intel ACPI INT0002 Virtual GPIO driver" + depends on GPIOLIB && ACPI && PM_SLEEP + select GPIOLIB_IRQCHIP + help + Some peripherals on Bay Trail and Cherry Trail platforms signal a + Power Management Event (PME) to the Power Management Controller (PMC) + to wakeup the system. When this happens software needs to explicitly + clear the PME bus 0 status bit in the GPE0a_STS register to avoid an + IRQ storm on IRQ 9. + + This is modelled in ACPI through the INT0002 ACPI device, which is + called a "Virtual GPIO controller" in ACPI because it defines the + event handler to call when the PME triggers through _AEI and _L02 + methods as would be done for a real GPIO interrupt in ACPI. + + To compile this driver as a module, choose M here: the module will + be called intel_int0002_vgpio. + config INTEL_BXTWC_PMIC_TMU tristate "Intel Broxton Whiskey Cove TMU Driver" depends on INTEL_SOC_PMIC_BXTWC |