From da3edab901988821dbc518ccdcb06ff933940f31 Mon Sep 17 00:00:00 2001 From: Sheng-Liang Pan Date: Thu, 6 Jan 2022 11:04:03 +0800 Subject: mb/google/volteer/var/chronicler: add Elan touch support Enable Elan touchscreen support for chronicler. BUG=b:213537197 TEST=emerge-volteer coreboot chromeos-bootimage verified touchscreen works Signed-off-by: Sheng-Liang Pan Change-Id: Ic56092972eb9555b097b21ff5828573926610f31 Reviewed-on: https://review.coreboot.org/c/coreboot/+/60810 Tested-by: build bot (Jenkins) Reviewed-by: Tim Wawrzynczak --- .../google/volteer/variants/chronicler/overridetree.cb | 15 +++++++++++++++ 1 file changed, 15 insertions(+) (limited to 'src') diff --git a/src/mainboard/google/volteer/variants/chronicler/overridetree.cb b/src/mainboard/google/volteer/variants/chronicler/overridetree.cb index 93ed52ba92..b69990c24a 100644 --- a/src/mainboard/google/volteer/variants/chronicler/overridetree.cb +++ b/src/mainboard/google/volteer/variants/chronicler/overridetree.cb @@ -231,6 +231,21 @@ chip soc/intel/tigerlake register "has_power_resource" = "1" device i2c 34 on end end + chip drivers/i2c/generic + register "hid" = ""ELAN0001"" + register "desc" = ""ELAN Touchscreen"" + register "irq" = "ACPI_IRQ_LEVEL_LOW(GPP_E7_IRQ)" + register "probed" = "1" + register "reset_gpio" = + "ACPI_GPIO_OUTPUT_ACTIVE_LOW(GPP_C10)" + register "reset_delay_ms" = "100" + register "reset_off_delay_ms" = "5" + register "has_power_resource" = "1" + register "enable_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_HIGH(GPP_A8)" + register "enable_delay_ms" = "10" + register "enable_off_delay_ms" = "1" + device i2c 10 on end + end end device ref i2c5 on chip drivers/i2c/generic -- cgit v1.2.3