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mb/google/fatcat/var/lapis: Improve USB2 port 6 strength

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Improving the driving capabilities of USB2 enables the eye
diagram of a USB camera to pass the test.

BUG=b:478790360
TEST=emerge-fatcat coreboot, EA test pass

Change-Id: Id400fb541fd1c797ea602e3f8e12be07ed05b5b8
Signed-off-by: Hualin Wei <weihualin@huaqin.corp-partner.google.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/91047
Reviewed-by: Pranava Y N <pranavayn@google.com>
Reviewed-by: Weimin Wu <wuweimin@huaqin.corp-partner.google.com>
Reviewed-by: Subrata Banik <subratabanik@google.com>
Reviewed-by: Matt DeVillier <matt.devillier@gmail.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
This commit is contained in:
Hualin Wei 2026-02-02 10:09:33 +08:00 • committed by Matt DeVillier
commit 7c57c69e03
1 changed files with 1 additions and 1 deletions
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2
src/mainboard/google/fatcat/variants/lapis/overridetree.cb
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@ -76,7 +76,7 @@ chip soc/intel/pantherlake
register "usb2_ports[2]" = "USB2_PORT_MID(OC_SKIP)" # LED
register "usb2_ports[3]" = "USB2_PORT_MID(OC_SKIP)" # Type-A Port A0 (MB)
register "usb2_ports[4]" = "USB2_PORT_MID(OC_SKIP)" # Type-A Port A1 (DB)
register "usb2_ports[5]" = "USB2_PORT_MID(OC_SKIP)" # USB HUB (USB2 Camera)
register "usb2_ports[5]" = "USB2_PORT_LONG(OC_SKIP)" # USB HUB (USB2 Camera)
register "usb2_ports[6]" = "USB2_PORT_MID(OC_SKIP)" # Fingerprint
register "usb2_ports[7]" = "USB2_PORT_MID(OC_SKIP)" # Discrete Bluetooth