mb/google/volteer/variant/lindar: Modify ELAN touch screen IRQ trigger method
According to SED team provided ELAN touch screen SPEC. IRQ trigger
method need set with level trigger, that modify IRQ trigger to level
from edge.
BUG=b:174972088
TEST=Build FW and boot to OS and check with test result.
Signed-off-by: Kevin Chang <kevin.chang@lcfc.corp-partner.google.com>
Change-Id: I9237d9aad6166a5754afe464ce8453129a58d283
Reviewed-on: https://review.coreboot.org/c/coreboot/+/52698
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Zhuohao Lee <zhuohao@google.com>
Reviewed-by: Tim Wawrzynczak <twawrzynczak@chromium.org>
Reviewed-by: Nick Vaccaro <nvaccaro@google.com>
diff --git a/src/mainboard/google/volteer/variants/lindar/overridetree.cb b/src/mainboard/google/volteer/variants/lindar/overridetree.cb
index a1010d2..5edd6db 100644
--- a/src/mainboard/google/volteer/variants/lindar/overridetree.cb
+++ b/src/mainboard/google/volteer/variants/lindar/overridetree.cb
@@ -239,7 +239,7 @@
chip drivers/i2c/generic
register "hid" = ""ELAN0001""
register "desc" = ""ELAN Touchscreen""
- register "irq" = "ACPI_IRQ_EDGE_LOW(GPP_E7_IRQ)"
+ register "irq" = "ACPI_IRQ_LEVEL_LOW(GPP_E7_IRQ)"
register "probed" = "1"
register "reset_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_LOW(GPP_C10)"
register "reset_delay_ms" = "20"