Martin L Roth has submitted this change. ( https://review.coreboot.org/c/coreboot/+/77564?usp=email )
Change subject: mb/starlabs/starbook/rpl: Disable dynamic Tc-cold handshake ......................................................................
mb/starlabs/starbook/rpl: Disable dynamic Tc-cold handshake
With the Tc-cold handshake, there's a fast flicker when connecting external displays. With it disabled, it's just one "flick", so use this as it's lesser of two evils.
Signed-off-by: Sean Rhodes sean@starlabs.systems Change-Id: Ie42b935d3e69beff6a1e503a8dee69554123b4f0 Reviewed-on: https://review.coreboot.org/c/coreboot/+/77564 Tested-by: build bot (Jenkins) no-reply@coreboot.org Reviewed-by: Matt DeVillier matt.devillier@gmail.com --- M src/mainboard/starlabs/starbook/variants/rpl/devicetree.cb 1 file changed, 2 insertions(+), 0 deletions(-)
Approvals: Matt DeVillier: Looks good to me, approved build bot (Jenkins): Verified
diff --git a/src/mainboard/starlabs/starbook/variants/rpl/devicetree.cb b/src/mainboard/starlabs/starbook/variants/rpl/devicetree.cb index 7a9fd3c..02d3c7b 100644 --- a/src/mainboard/starlabs/starbook/variants/rpl/devicetree.cb +++ b/src/mainboard/starlabs/starbook/variants/rpl/devicetree.cb @@ -9,6 +9,8 @@ register "cnvi_bt_core" = "1" register "cnvi_bt_audio_offload" = "1"
+ register "disable_dynamic_tccold_handshake" = "1" + # Serial I/O register "serial_io_i2c_mode" = "{ [PchSerialIoIndexI2C0] = PchSerialIoPci,