diff options
| author | Karthikeyan Ramasubramanian <kramasub@chromium.org> | 2018-12-07 10:57:39 -0700 |
|---|---|---|
| committer | Patrick Georgi <pgeorgi@google.com> | 2018-12-10 09:07:08 +0000 |
| commit | fd1557f28ec8f741f7ae3dafcff5f7293eb58e82 (patch) | |
| tree | 107c70e0e65a1d7bc5163a7bb133264da3053799 /src/drivers/generic | |
| parent | 025a03f6164b4f24e36aea39688b39abdec28fee (diff) | |
| download | coreboot-fd1557f28ec8f741f7ae3dafcff5f7293eb58e82.tar.xz | |
drivers/generic/gpio_keys: Add mechanism to configure GPE wake event
Add mechanism to configure GPE wake event which in turn can be used as ACPI
Power Resources for Wake
BRANCH=octopus
BUG=b:117953118
TEST=Ensure that the wake GPE event is added to ACPI Power Resource for
Wake.
Change-Id: Iacc12b8636aaac98a8689a211cbe1dcfe306f342
Signed-off-by: Karthikeyan Ramasubramanian <kramasub@google.com>
Reviewed-on: https://review.coreboot.org/c/30106
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Furquan Shaikh <furquan@google.com>
Diffstat (limited to 'src/drivers/generic')
| -rw-r--r-- | src/drivers/generic/gpio_keys/chip.h | 2 | ||||
| -rw-r--r-- | src/drivers/generic/gpio_keys/gpio_keys.c | 2 |
2 files changed, 4 insertions, 0 deletions
diff --git a/src/drivers/generic/gpio_keys/chip.h b/src/drivers/generic/gpio_keys/chip.h index bdeb0afeb7..818f14cc3b 100644 --- a/src/drivers/generic/gpio_keys/chip.h +++ b/src/drivers/generic/gpio_keys/chip.h @@ -45,6 +45,8 @@ struct key_info { const char *label; /* Can this key wake-up the system? */ bool is_wakeup_source; + /* Wake GPE */ + unsigned int wake; /* Can this key be disabled? */ bool can_be_disabled; /* Debounce interval time in milliseconds */ diff --git a/src/drivers/generic/gpio_keys/gpio_keys.c b/src/drivers/generic/gpio_keys/gpio_keys.c index 6120981159..5ecb63e685 100644 --- a/src/drivers/generic/gpio_keys/gpio_keys.c +++ b/src/drivers/generic/gpio_keys/gpio_keys.c @@ -43,6 +43,8 @@ static struct acpi_dp *gpio_keys_add_child_node( if (key->is_wakeup_source) acpi_dp_add_integer(dsd, "wakeup-source", key->is_wakeup_source); + if (key->wake) + acpigen_write_PRW(key->wake, 3); if (key->can_be_disabled) acpi_dp_add_integer(dsd, "linux,can-disable", key->can_be_disabled); |