diff options
| author | Tim Wawrzynczak <twawrzynczak@chromium.org> | 2019-10-09 14:51:28 -0600 |
|---|---|---|
| committer | Shelley Chen <shchen@google.com> | 2019-10-11 05:05:03 +0000 |
| commit | bac8e8d8acfa6718217c03725480d4e9e46d4da2 (patch) | |
| tree | ff9ea36558191e61d3d6dbb24dd492c25399bc25 /src/mainboard | |
| parent | d4697a0de794264cca9711f83492deee0e47465e (diff) | |
mb/google/hatch: Add new touchscreen option for Kohaku
The next board rev will have a new option for an Elan touchscreen. Add
support for this in the devicetree, as well as use the 'probed' property
on both touchscreen options.
BUG=b:141957731
BRANCH=none
TEST=compiles (next board rev not available yet)
Change-Id: I135e693304cbb8dffc0caf4c07846033d6802208
Signed-off-by: Tim Wawrzynczak <twawrzynczak@chromium.org>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/35944
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Paul Fagerburg <pfagerburg@chromium.org>
Reviewed-by: Shelley Chen <shchen@google.com>
Diffstat (limited to 'src/mainboard')
| -rw-r--r-- | src/mainboard/google/hatch/variants/kohaku/overridetree.cb | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/src/mainboard/google/hatch/variants/kohaku/overridetree.cb b/src/mainboard/google/hatch/variants/kohaku/overridetree.cb index bd60973497..55ac071be5 100644 --- a/src/mainboard/google/hatch/variants/kohaku/overridetree.cb +++ b/src/mainboard/google/hatch/variants/kohaku/overridetree.cb @@ -179,8 +179,24 @@ chip soc/intel/cannonlake register "enable_delay_ms" = "1" # 90 ns register "has_power_resource" = "1" register "disable_gpio_export_in_crs" = "1" + register "probed" = "1" device i2c 4b on end end + + chip drivers/i2c/generic + register "hid" = ""ELAN0001"" + register "desc" = ""ELAN Touchscreen"" + register "irq" = "ACPI_IRQ_EDGE_LOW(GPP_D16_IRQ)" + register "probed" = "1" + register "enable_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_HIGH(GPP_C12)" + register "enable_delay_ms" = "10" + register "enable_off_delay_ms" = "100" + register "reset_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_LOW(GPP_D15)" + register "reset_delay_ms" = "20" + register "reset_off_delay_ms" = "2" + register "has_power_resource" = "1" + device i2c 10 on end + end end # I2C #1 device pci 15.2 on |