diff options
| author | Nick Vaccaro <nvaccaro@google.com> | 2018-05-16 02:48:32 -0700 |
|---|---|---|
| committer | Patrick Georgi <pgeorgi@google.com> | 2018-05-23 08:18:32 +0000 |
| commit | 006114bbe04d712b12d2769ace7a4133e6a5fbd1 (patch) | |
| tree | 2d605fee77573c5591b9445e8183ff1038622bf3 /src/mainboard/google | |
| parent | 66faf0c286e30e22eb4eb120b95f34e2723ebd32 (diff) | |
mb/google/poppy/variants/nocturne: add touchscreen register info
- add ACPI register information for touchscreen WCOM digitizer
BUG=b:78122599
BRANCH=none
TEST="emerge-nocturne coreboot chromeos-bootimage" and verify
touchscreen on Nocturne board works.
Change-Id: I9790a930e8ed2748d568ce58c931ce34b3e22007
Signed-off-by: Nick Vaccaro <nvaccaro@google.com>
Reviewed-on: https://review.coreboot.org/26316
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Furquan Shaikh <furquan@google.com>
Diffstat (limited to 'src/mainboard/google')
| -rw-r--r-- | src/mainboard/google/poppy/variants/nocturne/devicetree.cb | 17 |
1 files changed, 16 insertions, 1 deletions
diff --git a/src/mainboard/google/poppy/variants/nocturne/devicetree.cb b/src/mainboard/google/poppy/variants/nocturne/devicetree.cb index ee4e1c7e91..6feb337536 100644 --- a/src/mainboard/google/poppy/variants/nocturne/devicetree.cb +++ b/src/mainboard/google/poppy/variants/nocturne/devicetree.cb @@ -246,7 +246,22 @@ chip soc/intel/skylake device pci 14.0 on end # USB xHCI device pci 14.1 on end # USB xDCI (OTG) device pci 14.2 on end # Thermal Subsystem - device pci 15.0 on end # I2C #0 - Touchscreen + device pci 15.0 on + chip drivers/i2c/hid + register "generic.hid" = ""WCOM50C1"" + register "generic.desc" = ""WCOM Digitizer"" + register "generic.irq" = "ACPI_IRQ_LEVEL_LOW(GPP_E7_IRQ)" + register "generic.speed" = "I2C_SPEED_FAST_PLUS" + register "generic.probed" = "1" + register "generic.reset_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_LOW(GPP_E11)" + register "generic.reset_delay_ms" = "1" + register "generic.enable_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_HIGH(GPP_C22)" + register "generic.enable_delay_ms" = "1" + register "generic.has_power_resource" = "1" + register "hid_desc_reg_offset" = "0x1" + device i2c 0a on end + end + end # I2C #0 - Touchscreen device pci 15.1 on end # I2C #1 - Trackpad device pci 15.2 off end # I2C #2 device pci 15.3 on end # I2C #3 - Camera |