mb/google/hatch/var/kindred: Add ELAN touchscreen support
Add ELAN EKTH6918 USI touchsreen support. BUG=b:131205495 b:127996093 TEST=FW_NAME=kindred emerge-hatch coreboot chromeos-bootimage and check touchscreen work. Change-Id: I8b003685cd7ee68738bcd4298b63a44d6e6118e4 Signed-off-by: David Wu <david_wu@quanta.corp-partner.google.com> Reviewed-on: https://review.coreboot.org/c/coreboot/+/37236 Reviewed-by: Tim Wawrzynczak <twawrzynczak@chromium.org> Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
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@ -145,6 +145,22 @@ chip soc/intel/cannonlake
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register "has_power_resource" = "1"
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device i2c 39 on end
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end
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chip drivers/i2c/hid
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register "generic.hid" = ""ELAN9004""
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register "generic.desc" = ""ELAN Touchscreen""
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register "generic.irq" = "ACPI_IRQ_EDGE_LOW(GPP_D16_IRQ)"
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register "generic.probed" = "1"
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register "generic.reset_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_LOW(GPP_D15)"
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register "generic.reset_delay_ms" = "20"
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register "generic.reset_off_delay_ms" = "2"
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register "generic.enable_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_HIGH(GPP_D9)"
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register "generic.enable_delay_ms" = "10"
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register "generic.stop_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_LOW(GPP_C4)"
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register "generic.stop_delay_ms" = "300"
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register "generic.has_power_resource" = "1"
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register "hid_desc_reg_offset" = "0x01"
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device i2c 10 on end
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end
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chip drivers/generic/gpio_keys
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register "name" = ""PENH""
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register "gpio" = "ACPI_GPIO_IRQ_EDGE_BOTH(GPP_A8)"
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