summaryrefslogtreecommitdiff
path: root/src/mainboard/google
diff options
context:
space:
mode:
authorWisley Chen <wisley.chen@quantatw.com>2020-06-30 21:27:58 +0800
committerPatrick Georgi <pgeorgi@google.com>2020-07-08 07:30:07 +0000
commit742bccfb5cf592d0a43eed98b9d5d3daee96eec9 (patch)
tree8819846af574a4f7dcd2ce9a1bf983d6be640798 /src/mainboard/google
parent03a79520d6f62072ff3de75cc8bbbf0ff4876f62 (diff)
downloadcoreboot-742bccfb5cf592d0a43eed98b9d5d3daee96eec9.tar.xz
mb/google/dedede/var/drawcia: add elan touchscreen
BUG=b:155002684 TEST=build drawcia, and check touchscreen can work Change-Id: Ib6a190d2f6fc5132af0e58c6df9919381e88f699 Signed-off-by: Wisley Chen <wisley.chen@quantatw.com> Reviewed-on: https://review.coreboot.org/c/coreboot/+/42923 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Karthik Ramasubramanian <kramasub@google.com>
Diffstat (limited to 'src/mainboard/google')
-rw-r--r--src/mainboard/google/dedede/variants/drawcia/overridetree.cb14
1 files changed, 14 insertions, 0 deletions
diff --git a/src/mainboard/google/dedede/variants/drawcia/overridetree.cb b/src/mainboard/google/dedede/variants/drawcia/overridetree.cb
index a92dbdb5f9..3b675107c7 100644
--- a/src/mainboard/google/dedede/variants/drawcia/overridetree.cb
+++ b/src/mainboard/google/dedede/variants/drawcia/overridetree.cb
@@ -47,5 +47,19 @@ chip soc/intel/jasperlake
device i2c 15 on end
end
end #I2C 0
+ device pci 15.2 on
+ chip drivers/i2c/generic
+ register "hid" = ""ELAN0001""
+ register "desc" = ""ELAN Touchscreen""
+ register "irq" = "ACPI_IRQ_EDGE_LOW(GPP_D4_IRQ)"
+ register "probed" = "1"
+ register "reset_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_HIGH(GPP_D5)"
+ register "reset_delay_ms" = "20"
+ register "enable_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_HIGH(GPP_D6)"
+ register "enable_delay_ms" = "1"
+ register "has_power_resource" = "1"
+ device i2c 10 on end
+ end
+ end # I2C 2
end
end