From 9bcdeb274a24a2040def463432786e6f8be43684 Mon Sep 17 00:00:00 2001 From: Alex Levin Date: Wed, 15 Jan 2020 21:30:20 -0800 Subject: arch/x86/acpi_device: Add macros to define gpio interrupt with wake Add Provides ACPI_GPIO_IRQ_LEVEL_[LOW|HIGH]_WAKE versions to allow board to define a gpio irq as wake capable. Change-Id: I42f5084c5f0f5da0a4b39df77707b2f158bcc03d Signed-off-by: Alex Levin Reviewed-on: https://review.coreboot.org/c/coreboot/+/38445 Tested-by: build bot (Jenkins) Reviewed-by: Furquan Shaikh --- src/arch/x86/include/arch/acpi_device.h | 20 ++++++++++++++++++++ 1 file changed, 20 insertions(+) (limited to 'src/arch/x86') diff --git a/src/arch/x86/include/arch/acpi_device.h b/src/arch/x86/include/arch/acpi_device.h index 0a702c9329..90af81ba21 100644 --- a/src/arch/x86/include/arch/acpi_device.h +++ b/src/arch/x86/include/arch/acpi_device.h @@ -303,6 +303,26 @@ struct acpi_gpio { .pin_count = 1, \ .pins = { (gpio) } } +/* Level Triggered Active High GPIO interrupt with wake */ +#define ACPI_GPIO_IRQ_LEVEL_HIGH_WAKE(gpio) { \ + .type = ACPI_GPIO_TYPE_INTERRUPT, \ + .pull = ACPI_GPIO_PULL_DEFAULT, \ + .irq.mode = ACPI_IRQ_LEVEL_TRIGGERED, \ + .irq.polarity = ACPI_IRQ_ACTIVE_HIGH, \ + .irq.wake = ACPI_IRQ_WAKE, \ + .pin_count = 1, \ + .pins = { (gpio) } } + +/* Level Triggered Active Low GPIO interrupt with wake */ +#define ACPI_GPIO_IRQ_LEVEL_LOW_WAKE(gpio) { \ + .type = ACPI_GPIO_TYPE_INTERRUPT, \ + .pull = ACPI_GPIO_PULL_DEFAULT, \ + .irq.mode = ACPI_IRQ_LEVEL_TRIGGERED, \ + .irq.polarity = ACPI_IRQ_ACTIVE_LOW, \ + .irq.wake = ACPI_IRQ_WAKE, \ + .pin_count = 1, \ + .pins = { (gpio) } } + /* Write GpioIo() or GpioInt() descriptor to SSDT AML output */ void acpi_device_write_gpio(const struct acpi_gpio *gpio); -- cgit v1.2.3