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authorSean Rhodes <sean@starlabs.systems>2023-08-30 11:10:05 +0100
committerMartin L Roth <gaumless@gmail.com>2023-09-01 20:58:58 +0000
commit4011ee0cb7f14ca834c04304e084f772c7bef875 (patch)
tree386630b1470786fabdc5e656608f2cba9260558d /src/mainboard/starlabs/starbook/variants
parentb7cac4c3750c7d5448307e2dd05cef90ecec4a9d (diff)
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>
Diffstat (limited to 'src/mainboard/starlabs/starbook/variants')
-rw-r--r--src/mainboard/starlabs/starbook/variants/rpl/devicetree.cb2
1 files changed, 2 insertions, 0 deletions
diff --git a/src/mainboard/starlabs/starbook/variants/rpl/devicetree.cb b/src/mainboard/starlabs/starbook/variants/rpl/devicetree.cb
index 7a9fd3c153..02d3c7b312 100644
--- a/src/mainboard/starlabs/starbook/variants/rpl/devicetree.cb
+++ b/src/mainboard/starlabs/starbook/variants/rpl/devicetree.cb
@@ -9,6 +9,8 @@ chip soc/intel/alderlake
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,