diff options
| author | Victor Ding <victording@google.com> | 2021-04-15 04:18:02 +0000 |
|---|---|---|
| committer | Martin Roth <martinroth@google.com> | 2021-04-16 17:15:33 +0000 |
| commit | 582d7c340c9186f0f5cdecce201bf54941fa5b28 (patch) | |
| tree | 90aa4787b4a9c83a43ef918843ec5e96a6e77326 /src/mainboard/google/zork/variants/vilboz/overridetree.cb | |
| parent | 369405090fc73e60f2e26f7bc1c5a8acc8305a5e (diff) | |
| download | coreboot-582d7c340c9186f0f5cdecce201bf54941fa5b28.tar.gz coreboot-582d7c340c9186f0f5cdecce201bf54941fa5b28.tar.bz2 coreboot-582d7c340c9186f0f5cdecce201bf54941fa5b28.zip | |
mb/google/zork: Configure IRQs as level triggered for ELAN touchpad
Based on the datasheet provided by ELAN, the /INT pin is "low active"
and "indicates touchpad likes to send data to system(host) when low".
The signal is level-triggered.
BRANCH=zork
BUG=b:172846122
TEST=cros build-ap -b zork
Signed-off-by: Victor Ding <victording@google.com>
Change-Id: I1f2182aaf483932304591ab14592f35214ea6efd
Reviewed-on: https://review.coreboot.org/c/coreboot/+/52366
Reviewed-by: Martin Roth <martinroth@google.com>
Reviewed-by: Furquan Shaikh <furquan@google.com>
Reviewed-by: Kangheui Won <khwon@chromium.org>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Diffstat (limited to 'src/mainboard/google/zork/variants/vilboz/overridetree.cb')
| -rw-r--r-- | src/mainboard/google/zork/variants/vilboz/overridetree.cb | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/src/mainboard/google/zork/variants/vilboz/overridetree.cb b/src/mainboard/google/zork/variants/vilboz/overridetree.cb index ed7887747a26..fac4c7f8b874 100644 --- a/src/mainboard/google/zork/variants/vilboz/overridetree.cb +++ b/src/mainboard/google/zork/variants/vilboz/overridetree.cb @@ -273,7 +273,7 @@ chip soc/amd/picasso chip drivers/i2c/generic register "hid" = ""ELAN0000"" register "desc" = ""ELAN Touchpad"" - register "irq_gpio" = "ACPI_GPIO_IRQ_EDGE_LOW(GPIO_9)" + register "irq_gpio" = "ACPI_GPIO_IRQ_LEVEL_LOW(GPIO_9)" register "wake" = "GEVENT_22" register "probed" = "1" device i2c 15 on end |