diff options
| author | Kevin Chiu <Kevin.Chiu@quantatw.com> | 2017-08-17 18:43:47 +0800 |
|---|---|---|
| committer | Aaron Durbin <adurbin@chromium.org> | 2017-08-21 16:40:17 +0000 |
| commit | 215beb028bf9ce3eb2301cc6208eb2a33547ea18 (patch) | |
| tree | 01b46a5e0aa71ff5ab5c8488d9839befc6290e8e /src/mainboard/google | |
| parent | 57f8386a2bfa2ca794b687cfc7846dab690fd438 (diff) | |
google/snappy: Add MELFAS touch screen support
Current coreboot does not create ACPI device for OS to recognize MELFAS
touchscreen.
List the touch screen in the devicetree so that the correct ACPI device
are created.
BUG=b:64779224
BRANCH=reef
TEST=emerge-snappy coreboot
Change-Id: If2bc910d641e0cf2b120ed883c5788542959f568
Signed-off-by: Kevin Chiu <Kevin.Chiu@quantatw.com>
Reviewed-on: https://review.coreboot.org/21067
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/reef/variants/snappy/devicetree.cb | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/src/mainboard/google/reef/variants/snappy/devicetree.cb b/src/mainboard/google/reef/variants/snappy/devicetree.cb index d888896626..4bb9b51d01 100644 --- a/src/mainboard/google/reef/variants/snappy/devicetree.cb +++ b/src/mainboard/google/reef/variants/snappy/devicetree.cb @@ -193,6 +193,13 @@ chip soc/intel/apollolake register "has_power_resource" = "1" device i2c 10 on end end + chip drivers/i2c/generic + register "hid" = ""MLFS0000"" + register "desc" = ""Melfas Touchscreen"" + register "irq" = "ACPI_IRQ_EDGE_LOW(GPIO_21_IRQ)" + register "probed" = "1" + device i2c 34 on end + end chip drivers/i2c/hid register "generic.hid" = ""WDHT0002"" register "generic.desc" = ""WDT Touchscreen"" |