From 5b32be2db63b4e85c5ca158dc805543f7be95558 Mon Sep 17 00:00:00 2001 From: Dtrain Hsu Date: Mon, 9 Aug 2021 13:39:03 +0800 Subject: [PATCH] mb/google/dedede/var/cret: Add new G2Touch touchscreen Add G2Touch G7500 touchscreen into devicetree for cret. BUG=b:180547621 BRANCH=dedede TEST=Built cret firmware and verified touchscreen function. Signed-off-by: Dtrain Hsu Change-Id: I57638bf8a3eb4efcd819f5433fa54c22b7af3054 Reviewed-on: https://review.coreboot.org/c/coreboot/+/56871 Tested-by: build bot (Jenkins) Reviewed-by: Karthik Ramasubramanian --- .../google/dedede/variants/cret/overridetree.cb | 19 +++++++++++++++++++ 1 file changed, 19 insertions(+) diff --git a/src/mainboard/google/dedede/variants/cret/overridetree.cb b/src/mainboard/google/dedede/variants/cret/overridetree.cb index afed775122..8f65c61df0 100644 --- a/src/mainboard/google/dedede/variants/cret/overridetree.cb +++ b/src/mainboard/google/dedede/variants/cret/overridetree.cb @@ -228,6 +228,25 @@ chip soc/intel/jasperlake register "hid_desc_reg_offset" = "0x01" device i2c 5d on end end + chip drivers/i2c/hid + register "generic.hid" = ""GTCH7502"" + register "generic.desc" = ""G2TOUCH Touchscreen"" + register "generic.irq" = "ACPI_IRQ_LEVEL_LOW(GPP_D4_IRQ)" + register "generic.probed" = "1" + register "generic.reset_gpio" = + "ACPI_GPIO_OUTPUT_ACTIVE_LOW(GPP_D5)" + register "generic.reset_delay_ms" = "100" + register "generic.stop_gpio" = + "ACPI_GPIO_OUTPUT_ACTIVE_LOW(GPP_A11)" + register "generic.stop_delay_ms" = "30" + register "generic.enable_gpio" = + "ACPI_GPIO_OUTPUT_ACTIVE_HIGH(GPP_D6)" + register "generic.enable_delay_ms" = "30" + 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 2 device pci 15.3 off end # I2C 3 device pci 1c.7 on end -- 2.11.4.GIT