mb/google/volteer/variant/lindar: Update devicetree settings
Update I2C address for Goodix touchscreen and add ELAN touchscreen &
Synaptics trackpad device. Follow CB:47415 to correct HID over I2C
device to be level triggerd.
BUG=b:160013582
TEST=emerge-volteer coreboot and check system dmesg and evtest can get
device.
Change-Id: I070fb0e06b588f128253270502c9c2c427c62b84
Signed-off-by: Stanley Wu <stanley1.wu@lcfc.corp-partner.google.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/47390
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Tim Wawrzynczak <twawrzynczak@chromium.org>
diff --git a/src/mainboard/google/volteer/variants/lindar/overridetree.cb b/src/mainboard/google/volteer/variants/lindar/overridetree.cb
index a318cca..64f5ab9 100644
--- a/src/mainboard/google/volteer/variants/lindar/overridetree.cb
+++ b/src/mainboard/google/volteer/variants/lindar/overridetree.cb
@@ -58,7 +58,19 @@
register "generic.stop_off_delay_ms" = "1"
register "generic.has_power_resource" = "1"
register "hid_desc_reg_offset" = "0x01"
- device i2c 14 on end
+ device i2c 5d on end
+ end
+ chip drivers/i2c/generic
+ register "hid" = ""ELAN0001""
+ register "desc" = ""ELAN Touchscreen""
+ register "irq" = "ACPI_IRQ_EDGE_LOW(GPP_E7_IRQ)"
+ register "probed" = "1"
+ register "reset_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_LOW(GPP_C10)"
+ register "reset_delay_ms" = "20"
+ register "enable_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_HIGH(GPP_A8)"
+ register "enable_delay_ms" = "1"
+ register "has_power_resource" = "1"
+ device i2c 10 on end
end
end
device ref i2c5 on
@@ -70,6 +82,15 @@
register "probed" = "1"
device i2c 15 on end
end
+ chip drivers/i2c/hid
+ register "generic.hid" = ""PNP0C50""
+ register "generic.desc" = ""Synaptics Touchpad""
+ register "generic.irq" = "ACPI_IRQ_WAKE_LEVEL_LOW(GPP_E15_IRQ)"
+ register "generic.wake" = "GPE0_DW2_15"
+ register "generic.probed" = "1"
+ register "hid_desc_reg_offset" = "0x20"
+ device i2c 0x2c on end
+ end
end
device ref north_xhci on
chip drivers/usb/acpi