From 742bccfb5cf592d0a43eed98b9d5d3daee96eec9 Mon Sep 17 00:00:00 2001 From: Wisley Chen Date: Tue, 30 Jun 2020 21:27:58 +0800 Subject: [PATCH] mb/google/dedede/var/drawcia: add elan touchscreen BUG=b:155002684 TEST=build drawcia, and check touchscreen can work Change-Id: Ib6a190d2f6fc5132af0e58c6df9919381e88f699 Signed-off-by: Wisley Chen Reviewed-on: https://review.coreboot.org/c/coreboot/+/42923 Tested-by: build bot (Jenkins) Reviewed-by: Karthik Ramasubramanian --- .../google/dedede/variants/drawcia/overridetree.cb | 14 ++++++++++++++ 1 file changed, 14 insertions(+) diff --git a/src/mainboard/google/dedede/variants/drawcia/overridetree.cb b/src/mainboard/google/dedede/variants/drawcia/overridetree.cb index a92dbdb5f9..3b675107c7 100644 --- a/src/mainboard/google/dedede/variants/drawcia/overridetree.cb +++ b/src/mainboard/google/dedede/variants/drawcia/overridetree.cb @@ -47,5 +47,19 @@ chip soc/intel/jasperlake device i2c 15 on end end end #I2C 0 + device pci 15.2 on + chip drivers/i2c/generic + register "hid" = ""ELAN0001"" + register "desc" = ""ELAN Touchscreen"" + register "irq" = "ACPI_IRQ_EDGE_LOW(GPP_D4_IRQ)" + register "probed" = "1" + register "reset_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_HIGH(GPP_D5)" + register "reset_delay_ms" = "20" + register "enable_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_HIGH(GPP_D6)" + register "enable_delay_ms" = "1" + register "has_power_resource" = "1" + device i2c 10 on end + end + end # I2C 2 end end