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authorWisley Chen <wisley.chen@quantatw.com>2020-08-21 19:07:49 +0800
committerPatrick Georgi <pgeorgi@google.com>2020-08-31 06:44:48 +0000
commit64c363b1a3d8a59ca27557b041f4170b95a509bc (patch)
treea393995cd6f254a12e47692d05f295ace55b2b48 /src/mainboard/google/dedede/variants
parentf4178a06d659cc2ba0fbf72b262a1a579965f6fa (diff)
mb/google/dedede/var/drawcia: Add elan USI touchscreen
BUG=b:155002684 TEST=emerge-dedede coreboot chromeos-bootimage Change-Id: I87d8575131e745dec818bc5864ca6b21ce0825af Signed-off-by: Wisley Chen <wisley.chen@quantatw.com> Reviewed-on: https://review.coreboot.org/c/coreboot/+/44660 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Karthik Ramasubramanian <kramasub@google.com>
Diffstat (limited to 'src/mainboard/google/dedede/variants')
-rw-r--r--src/mainboard/google/dedede/variants/drawcia/overridetree.cb16
1 files changed, 16 insertions, 0 deletions
diff --git a/src/mainboard/google/dedede/variants/drawcia/overridetree.cb b/src/mainboard/google/dedede/variants/drawcia/overridetree.cb
index ee95332a77..faded0e0b8 100644
--- a/src/mainboard/google/dedede/variants/drawcia/overridetree.cb
+++ b/src/mainboard/google/dedede/variants/drawcia/overridetree.cb
@@ -151,6 +151,22 @@ chip soc/intel/jasperlake
register "hid_desc_reg_offset" = "0x01"
device i2c 0x5d on end
end
+ chip drivers/i2c/hid
+ register "generic.hid" = ""ELAN2513""
+ register "generic.desc" = ""ELAN Touchscreen""
+ register "generic.irq" = "ACPI_IRQ_EDGE_LOW(GPP_D4_IRQ)"
+ register "generic.probed" = "1"
+ register "generic.reset_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_HIGH(GPP_D5)"
+ register "generic.reset_delay_ms" = "20"
+ register "generic.reset_off_delay_ms" = "2"
+ register "generic.enable_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_HIGH(GPP_D6)"
+ register "generic.enable_delay_ms" = "10"
+ register "generic.stop_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_LOW(GPP_A11)"
+ register "generic.stop_delay_ms" = "130"
+ register "generic.has_power_resource" = "1"
+ register "hid_desc_reg_offset" = "0x01"
+ device i2c 15 on end
+ end
end # I2C 2
device pci 19.0 on
chip drivers/i2c/generic