From 3b879f46b49b756b4f6e851d97677a821e11ce1d Mon Sep 17 00:00:00 2001 From: "rasheed.hsueh" Date: Thu, 10 Dec 2020 19:35:35 +0800 Subject: mb/google/octopus/var/phaser: Add support for G2TOUCH Touchscreen Add devicetree configuration for G2TOUCH Touchscreen controller. BUG=b:175513059 BRANCH=octopus TEST=build bios, check i2c bus and verify touch screen works fine Change-Id: Ib57597c4998f205c664e13befb4c44532b7dbd4f Signed-off-by: rasheed.hsueh Reviewed-on: https://review.coreboot.org/c/coreboot/+/48552 Tested-by: build bot (Jenkins) Reviewed-by: Karthik Ramasubramanian --- .../google/octopus/variants/phaser/overridetree.cb | 14 ++++++++++++++ 1 file changed, 14 insertions(+) (limited to 'src/mainboard/google/octopus') diff --git a/src/mainboard/google/octopus/variants/phaser/overridetree.cb b/src/mainboard/google/octopus/variants/phaser/overridetree.cb index e25f8fa093..fb2936ac67 100644 --- a/src/mainboard/google/octopus/variants/phaser/overridetree.cb +++ b/src/mainboard/google/octopus/variants/phaser/overridetree.cb @@ -171,6 +171,20 @@ chip soc/intel/apollolake register "has_power_resource" = "1" device i2c 39 on end end + chip drivers/i2c/hid + register "generic.hid" = ""GTCH7502"" + register "generic.desc" = ""G2TOUCH Touchscreen"" + register "generic.irq" = "ACPI_IRQ_LEVEL_LOW(GPIO_212_IRQ)" + register "generic.probed" = "1" + register "generic.reset_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_HIGH(GPIO_105)" + register "generic.enable_delay_ms" = "1" + register "generic.enable_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_HIGH(GPIO_146)" + register "generic.reset_delay_ms" = "70" + 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 7 end -- cgit v1.2.3