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mb/google/dedede/var/blipper: Enable ELAN touchscreen 

Modify driver from hid to generic(ELAN0001 that used
generic driver without hid).

BUG=b:191620724
BRANCH=dedede
TEST=build bios and boot, touchscreen will work properly.

Change-Id: Ife77d514d9906049f237edd169bc07bb53c48579
Signed-off-by: Zanxi Chen <chenzanxi@huaqin.corp-partner.google.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/55718
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Karthik Ramasubramanian <kramasub@google.com>
Reviewed-by: Tao Xia <xiatao5@huaqin.corp-partner.google.com>
This commit is contained in:
Zanxi Chen 2021-06-21 16:54:11 +08:00 committed by Werner Zeh
parent f585c6eeea
commit d6b34b39f8
1 changed files with 14 additions and 15 deletions
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29
src/mainboard/google/dedede/variants/blipper/overridetree.cb
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@ -134,24 +134,23 @@ chip soc/intel/jasperlake
register "hid_desc_reg_offset" = "0x01"
device i2c 0x40 on end
end
chip drivers/i2c/hid
register "generic.hid" = ""ELAN0001""
register "generic.desc" = ""ELAN Touchscreen""
register "generic.irq" = "ACPI_IRQ_LEVEL_LOW(GPP_D4_IRQ)"
register "generic.probed" = "1"
register "generic.reset_gpio" =
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_LOW(GPP_D5)"
register "generic.reset_delay_ms" = "20"
register "generic.reset_off_delay_ms" = "2"
register "generic.stop_gpio" =
register "reset_delay_ms" = "20"
register "reset_off_delay_ms" = "2"
register "stop_gpio" =
"ACPI_GPIO_OUTPUT_ACTIVE_LOW(GPP_A11)"
register "generic.stop_delay_ms" = "280"
register "generic.stop_off_delay_ms" = "2"
register "generic.enable_gpio" =
register "stop_delay_ms" = "280"
register "stop_off_delay_ms" = "2"
register "enable_gpio" =
"ACPI_GPIO_OUTPUT_ACTIVE_HIGH(GPP_D6)"
register "generic.enable_delay_ms" = "1"
register "generic.has_power_resource" = "1"
register "hid_desc_reg_offset" = "0x01"
register "enable_delay_ms" = "1"
register "has_power_resource" = "1"
device i2c 10 on end
end
end # I2C 2