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mb/google/dedede/var/cret: Enable touchscreen 

Add ELAN and Weida touchscreen into devicetree for cret.

BUG=b:180547621
BRANCH=dedede
TEST=Build the cret board.

Signed-off-by: Dtrain Hsu <dtrain_hsu@compal.corp-partner.google.com>
Change-Id: Icdb7aabe4a9ecd7b5a057c4644799aa537adb6ba
Reviewed-on: https://review.coreboot.org/c/coreboot/+/51737
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Karthik Ramasubramanian <kramasub@google.com>
This commit is contained in:
Dtrain Hsu 2021-03-23 15:02:39 +08:00 committed by Patrick Georgi
parent d5dde22758
commit 2bb7896c36
1 changed files with 37 additions and 1 deletions
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38
src/mainboard/google/dedede/variants/cret/overridetree.cb
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@ -100,7 +100,43 @@ chip soc/intel/jasperlake
end
end #I2C 0
device pci 15.1 off end # I2C 1
device pci 15.2 on end # I2C 2
device pci 15.2 on
chip drivers/i2c/hid
register "generic.hid" = ""WDHT0002""
register "generic.desc" = ""WDT 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.stop_gpio" =
"ACPI_GPIO_OUTPUT_ACTIVE_LOW(GPP_A11)"
register "generic.stop_delay_ms" = "130"
register "generic.enable_gpio" =
"ACPI_GPIO_OUTPUT_ACTIVE_HIGH(GPP_D6)"
register "generic.enable_delay_ms" = "1"
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
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 "reset_off_delay_ms" = "2"
register "stop_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_LOW(GPP_A11)"
register "stop_delay_ms" = "280"
register "stop_off_delay_ms" = "2"
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
device pci 15.3 off end # I2C 3
device pci 1c.7 on end
device pci 19.0 on end