src/mainboard/google/kahlee/variants/liara/overridetree.cb

# SPDX-License-Identifier: GPL-2.0-only

chip soc/amd/stoneyridge
	register "lvds_poseq_varybl_to_blon" = "0x5" # in 4ms
	register "lvds_poseq_blon_to_varybl" = "0x5" # in 4ms

	# Enable I2C0 for audio, USB3 hub at 400kHz
	register "i2c[0]" = "{
		.speed = I2C_SPEED_FAST,
		.rise_time_ns = 85,
		.fall_time_ns = 3,
	}"

	# Enable I2C1 for H1 at 400kHz
	register "i2c[1]" = "{
		.early_init = 1,
		.speed = I2C_SPEED_FAST,
		.rise_time_ns = 3,
		.fall_time_ns = 2,
	}"

	# Enable I2C2 for trackpad, pen at 400kHz
	register "i2c[2]" = "{
		.speed = I2C_SPEED_FAST,
		.rise_time_ns = 3,
		.fall_time_ns = 2,
	}"

	# Enable I2C3 for touchscreen at 400kHz
	register "i2c[3]" = "{
		.speed = I2C_SPEED_FAST,
		.rise_time_ns = 16,
		.fall_time_ns = 8,
	}"

	device ref i2c_0 on
		chip drivers/generic/adau7002
			register "wakeup_delay" = "20"
			device generic 0.0 on end
		end
	end
	device ref i2c_2 on
		chip drivers/i2c/hid
			register "generic.hid" = ""PNP0C50""
			register "generic.desc" = ""Synaptics Touchpad""
			register "generic.irq_gpio" = "ACPI_GPIO_IRQ_LEVEL_LOW(GPIO_5)"
			register "generic.wake" = "7"
			register "generic.detect" = "1"
			register "hid_desc_reg_offset" = "0x20"
			device i2c 2c on end
		end
	end
end	#chip soc/amd/stoneyridge