Felix Held has submitted this change. ( https://review.coreboot.org/c/coreboot/+/75478?usp=email )
Change subject: mb/google/myst: Add ELAN touch pad ......................................................................
mb/google/myst: Add ELAN touch pad
Follow the data sheet SA577C-12C0, Rev. 1.1 to add the device.
BUG=b:284381266 TEST=check touch pad can detect in coreboot. [INFO ] _SB.I2C0.D015: ELAN Touchpad at I2C: 01:15
Signed-off-by: Eric Lai eric_lai@quanta.corp-partner.google.com Change-Id: I0eb0ee1e6cb9c15bfe3964af6ce2ed02eee370a0 Reviewed-on: https://review.coreboot.org/c/coreboot/+/75478 Tested-by: build bot (Jenkins) no-reply@coreboot.org Reviewed-by: Jon Murphy jpmurphy@google.com --- M src/mainboard/google/myst/variants/myst/overridetree.cb 1 file changed, 10 insertions(+), 0 deletions(-)
Approvals: Jon Murphy: Looks good to me, approved build bot (Jenkins): Verified
diff --git a/src/mainboard/google/myst/variants/myst/overridetree.cb b/src/mainboard/google/myst/variants/myst/overridetree.cb index cd3314a..6e36e43 100644 --- a/src/mainboard/google/myst/variants/myst/overridetree.cb +++ b/src/mainboard/google/myst/variants/myst/overridetree.cb @@ -34,6 +34,16 @@
chip soc/amd/phoenix device domain 0 on end # domain + device ref i2c_0 on + chip drivers/i2c/generic + register "hid" = ""ELAN0000"" + register "desc" = ""ELAN Touchpad"" + register "irq_gpio" = "ACPI_GPIO_IRQ_EDGE_LOW(GPIO_8)" + register "wake" = "GEVENT_23" + register "detect" = "1" + device i2c 15 on end + end + end # I2C0 device ref i2c_3 on chip drivers/i2c/generic register "hid" = ""RTL5682""