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mb/google/kahlee/variants/delan: Enable Weida touchscreen device 

This change adds ACPI properties for WDT8752A device.

BUG=b:117174180
BRANCH=master
TEST=Verify touchscreen on delan works with this change

Change-Id: Id1484a482de6282c97f3aac329f217bbcb7dbd18
Signed-off-by: Ivy Jian <ivy_jian@compal.corp-partner.google.com>
Reviewed-on: https://review.coreboot.org/29656
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Daniel Kurtz <djkurtz@google.com>
This commit is contained in:
Ivy Jian 2018-11-16 19:09:30 +08:00 committed by Patrick Georgi
parent 3313a78e36
commit 977778f9f0
1 changed files with 14 additions and 0 deletions
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14
src/mainboard/google/kahlee/variants/delan/devicetree.cb
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@ -170,5 +170,19 @@ chip soc/amd/stoneyridge
register "has_power_resource" = "1" register "has_power_resource" = "1"
device i2c 10 on end device i2c 10 on end
end end
chip drivers/i2c/hid
register "generic.hid" = ""WDHT0002""
register "generic.desc" = ""WDT Touchscreen""
register "generic.irq_gpio" = "ACPI_GPIO_IRQ_LEVEL_LOW(GPIO_11)"
register "generic.probed" = "1"
register "generic.reset_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_HIGH(GPIO_85)"
register "generic.reset_delay_ms" = "130"
register "generic.enable_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_HIGH(GPIO_76)"
register "generic.enable_delay_ms" = "2"
register "generic.has_power_resource" = "1"
register "generic.disable_gpio_export_in_crs" = "1"
register "hid_desc_reg_offset" = "0x20"
device i2c 2c on end
end
end end
end #chip soc/amd/stoneyridge end #chip soc/amd/stoneyridge