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| author | Wisley Chen <wisley.chen@quantatw.com> | 2017-07-06 18:02:04 +0800 |
|---|---|---|
| committer | Furquan Shaikh <furquan@google.com> | 2017-07-13 06:38:19 +0000 |
| commit | a80a0eba115b7d2ececc6e3e115e06f638e28666 (patch) | |
| tree | 6bdd33ad16e5ce74f2992208724f3144196bc6f7 /src/mainboard/google/poppy/variants/soraka/devicetree.cb | |
| parent | 379c863ef136b477ff07a920826f9fc8213db925 (diff) | |
| download | coreboot-a80a0eba115b7d2ececc6e3e115e06f638e28666.tar.xz | |
mainboard/google/soraka: add wacom touchscreen support
Add wacom touchscreen support.
BUG=b:37007801, b:37265219
BRANCH=None
TEST=manual testing on Soraka board to ensue that touchscreen works
at boot and after suspend/resume.
Change-Id: I0fbae4782c6442149cda57d23c61ed87546621bb
Signed-off-by: Wisley Chen <wisley.chen@quantatw.com>
Reviewed-on: https://review.coreboot.org/20476
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Furquan Shaikh <furquan@google.com>
Diffstat (limited to 'src/mainboard/google/poppy/variants/soraka/devicetree.cb')
| -rw-r--r-- | src/mainboard/google/poppy/variants/soraka/devicetree.cb | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/src/mainboard/google/poppy/variants/soraka/devicetree.cb b/src/mainboard/google/poppy/variants/soraka/devicetree.cb index 58287fa4ec..9b8a18c2b0 100644 --- a/src/mainboard/google/poppy/variants/soraka/devicetree.cb +++ b/src/mainboard/google/poppy/variants/soraka/devicetree.cb @@ -214,6 +214,20 @@ chip soc/intel/skylake device pci 14.1 off end # USB xDCI (OTG) device pci 14.2 on end # Thermal Subsystem device pci 15.0 on + chip drivers/i2c/hid + register "generic.hid" = ""WCOMCOHO"" + register "generic.desc" = ""WCOM Touchscreen"" + register "generic.irq" = "ACPI_IRQ_LEVEL_LOW(GPP_E7_IRQ)" + register "generic.probed" = "1" + register "generic.reset_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_LOW(GPP_E3)" + register "generic.reset_delay_ms" = "110" + register "generic.enable_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_HIGH(GPP_C22)" + register "generic.enable_delay_ms" = "1" + register "generic.has_power_resource" = "1" + register "generic.disable_gpio_export_in_crs" = "1" + register "hid_desc_reg_offset" = "0x1" + device i2c 0xA on end + end chip drivers/i2c/generic register "hid" = ""ATML0001"" register "desc" = ""Atmel Touchscreen"" |