diff options
| author | Justin TerAvest <teravest@google.com> | 2018-01-18 15:51:39 -0800 |
|---|---|---|
| committer | Aaron Durbin <adurbin@chromium.org> | 2018-01-25 22:36:04 +0000 |
| commit | d861d4e7c38a1db59d5cc9765b91f5d6048f6e17 (patch) | |
| tree | 08904f266a22f74f3941234fb60655101b23d015 /src/mainboard/google | |
| parent | 9a045cf203bd05cef1b5aa8f2f01edf1eca99063 (diff) | |
mb/google/kahlee: Add Grunt touchscreen support
This commit adds support for an Elan touchscreen device connected over
I2C via devicetree.
BUG=b:72121803
TEST=Confirm the device is probed for.
Change-Id: Ia9e427dbeab9088f77e3cd751b561f7b9a8cb400
Signed-off-by: Justin TerAvest <teravest@chromium.org>
Reviewed-on: https://review.coreboot.org/23408
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Aaron Durbin <adurbin@chromium.org>
Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net>
Diffstat (limited to 'src/mainboard/google')
| -rw-r--r-- | src/mainboard/google/kahlee/variants/grunt/devicetree.cb | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/src/mainboard/google/kahlee/variants/grunt/devicetree.cb b/src/mainboard/google/kahlee/variants/grunt/devicetree.cb index d42d40adaf..977e32d1db 100644 --- a/src/mainboard/google/kahlee/variants/grunt/devicetree.cb +++ b/src/mainboard/google/kahlee/variants/grunt/devicetree.cb @@ -81,4 +81,12 @@ chip soc/amd/stoneyridge device pci 18.4 on end device pci 18.5 on end end #domain + device mmio 0xfedc5000 on + chip drivers/i2c/generic + register "hid" = ""ELAN0001"" + register "desc" = ""ELAN Touchscreen"" + register "irq_gpio" = "ACPI_GPIO_IRQ_LEVEL_LOW(GPIO_11)" + device i2c 10 on end + end + end end #chip soc/amd/stoneyridge |