From fb9aecdf8be64d446012a48f006fcf93041733bb Mon Sep 17 00:00:00 2001 From: Dtrain Hsu Date: Mon, 24 May 2021 17:05:45 +0800 Subject: [PATCH] mb/google/dedede/var/cret: Add new Goodix touchscreen Add Goodix GT7996F touchscreen into devicetree for cret. BUG=b:180547935, b:188501391 BRANCH=dedede TEST=Built cret firmware and verified touchscreen function. Signed-off-by: Dtrain Hsu Change-Id: I2a6f7c1e9900492937202c0bc6595674f1e79e5b Reviewed-on: https://review.coreboot.org/c/coreboot/+/54872 Tested-by: build bot (Jenkins) Reviewed-by: Karthik Ramasubramanian Reviewed-by: EricR Lai --- .../dedede/variants/cret/overridetree.cb | 18 ++++++++++++++++++ 1 file changed, 18 insertions(+) diff --git a/src/mainboard/google/dedede/variants/cret/overridetree.cb b/src/mainboard/google/dedede/variants/cret/overridetree.cb index 82002e45a8..9c2a73ec16 100644 --- a/src/mainboard/google/dedede/variants/cret/overridetree.cb +++ b/src/mainboard/google/dedede/variants/cret/overridetree.cb @@ -165,6 +165,24 @@ chip soc/intel/jasperlake register "hid_desc_reg_offset" = "0x01" device i2c 16 on end end + chip drivers/i2c/hid + register "generic.hid" = ""GXTP7996"" + register "generic.desc" = ""Goodix 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" = "300" + register "generic.enable_gpio" = + "ACPI_GPIO_OUTPUT_ACTIVE_HIGH(GPP_D6)" + register "generic.enable_delay_ms" = "10" + register "generic.has_power_resource" = "1" + register "hid_desc_reg_offset" = "0x01" + device i2c 5d on end + end end # I2C 2 device pci 15.3 off end # I2C 3 device pci 1c.7 on end