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mb/google/dedede/var/kracko: Add elan touchscreen support 

BUG=b:177834652
BRANCH=dedede
TEST=build kracko firmware

Change-Id: I360920f80f4ce5dcbcde25c433e23803fa72569b
Signed-off-by: Tony Huang <tony-huang@quanta.corp-partner.google.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/51023
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Karthik Ramasubramanian <kramasub@google.com>
This commit is contained in:
Tony Huang 2021-02-23 13:28:42 +08:00 committed by Patrick Georgi
parent cfb1bf2275
commit 5f5ea02b3d
1 changed files with 30 additions and 0 deletions
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30
src/mainboard/google/dedede/variants/kracko/overridetree.cb
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@ -77,6 +77,36 @@ 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_LEVEL_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
chip drivers/i2c/hid
register "generic.hid" = ""ELAN2513""
register "generic.desc" = ""ELAN Touchscreen""
register "generic.irq" = "ACPI_IRQ_LEVEL_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 15.3 off end #I2C 3
device pci 19.0 on
chip drivers/i2c/generic