From 7c57c69e03b70cdb3136010ecf75ddd0ae6127fd Mon Sep 17 00:00:00 2001 From: Hualin Wei Date: Mon, 2 Feb 2026 10:09:33 +0800 Subject: [PATCH] mb/google/fatcat/var/lapis: Improve USB2 port 6 strength 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 Reviewed-on: https://review.coreboot.org/c/coreboot/+/91047 Reviewed-by: Pranava Y N Reviewed-by: Weimin Wu Reviewed-by: Subrata Banik Reviewed-by: Matt DeVillier Tested-by: build bot (Jenkins) --- src/mainboard/google/fatcat/variants/lapis/overridetree.cb | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/src/mainboard/google/fatcat/variants/lapis/overridetree.cb b/src/mainboard/google/fatcat/variants/lapis/overridetree.cb index 930a464fbf..6d6961e15b 100644 --- a/src/mainboard/google/fatcat/variants/lapis/overridetree.cb +++ b/src/mainboard/google/fatcat/variants/lapis/overridetree.cb @@ -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