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mb/google/poppy/variants/nami: Enable g2touch touchscreen device 

This change adds ACPI properties for GTCH7503 device.

BUG=b:119169362
BRANCH=firmware-nami-10775.B
TEST=Verify touchscreen works with this change

Change-Id: I26e16b7e118121b3dd9a88c76d04898b97753df0
Signed-off-by: Crystal Lin <crystal_lin@compal.corp-partner.google.com>
Reviewed-on: https://review.coreboot.org/c/29768
Reviewed-by: Furquan Shaikh <furquan@google.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
This commit is contained in:
Crystal Lin 2018-11-21 15:58:20 +08:00 committed by Patrick Georgi
parent a5d6717494
commit e547bfc0af
1 changed files with 14 additions and 0 deletions
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14
src/mainboard/google/poppy/variants/nami/devicetree.cb
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@ -346,6 +346,20 @@ chip soc/intel/skylake
register "hid_desc_reg_offset" = "0x20"
device i2c 20 on end
end
chip drivers/i2c/hid
register "generic.hid" = ""GTCH7503""
register "generic.desc" = ""G2TOUCH Touchscreen""
register "generic.irq" = "ACPI_IRQ_EDGE_LOW(GPP_E7_IRQ)"
register "generic.probed" = "1"
register "generic.reset_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_LOW(GPP_B3)"
register "generic.reset_delay_ms" = "50"
register "generic.enable_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_HIGH(GPP_B4)"
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" = "0x01"
device i2c 40 on end
end
end # I2C #0
device pci 15.1 on
chip drivers/i2c/generic