Martin Roth merged this change.
mb/google/poppy/variants/nami: Enable elan touchscreen
BUG=b:72062694
BRANCH=master
TEST=Verify touchscreen on nami works with this change.
Change-Id: Iaec71a11121b3d2849f12d18cda0e506be2ace09
Signed-off-by: Crystal Lin <crystal_lin@compal.corp-partner.google.com>
Reviewed-on: https://review.coreboot.org/23872
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Furquan Shaikh <furquan@google.com>
---
M src/mainboard/google/poppy/variants/nami/devicetree.cb
1 file changed, 14 insertions(+), 1 deletion(-)
diff --git a/src/mainboard/google/poppy/variants/nami/devicetree.cb b/src/mainboard/google/poppy/variants/nami/devicetree.cb
index b830912..c4aabcf 100644
--- a/src/mainboard/google/poppy/variants/nami/devicetree.cb
+++ b/src/mainboard/google/poppy/variants/nami/devicetree.cb
@@ -243,7 +243,20 @@
device pci 14.0 on end # USB xHCI
device pci 14.1 off end # USB xDCI (OTG)
device pci 14.2 on end # Thermal Subsystem
- device pci 15.0 on end # I2C #0
+ device pci 15.0 on
+ 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_B3)"
+ register "reset_delay_ms" = "20"
+ register "enable_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_HIGH(GPP_C22)"
+ register "enable_delay_ms" = "1"
+ register "has_power_resource" = "1"
+ device i2c 10 on end
+ end
+ end # I2C #0
device pci 15.1 on
chip drivers/i2c/generic
register "hid" = ""ELAN0000""
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