From 44bc4cd5d40db8be7796f1bc52bdab3325941e9b Mon Sep 17 00:00:00 2001 From: Raihow Shi Date: Thu, 14 Jul 2022 16:26:07 +0800 Subject: mb/google/brask/variants/moli: correct USB3 port2 tx_de_emp Set USB3 port2 tx_de_emp 0x2B by "11th Gen Intel Core Processors for IoT Platforms EDS Addendum_rev1.6" then fix the USB3 port2 Gen2 RX failed. BUG=b:236661824 TEST=emerge-brask coreboot and check USB3 port2 RX pass Signed-off-by: Raihow Shi Change-Id: I7a5add20f055a8d871c6b4f33734fb8a397cba76 Reviewed-on: https://review.coreboot.org/c/coreboot/+/65848 Reviewed-by: Tim Wawrzynczak Tested-by: build bot (Jenkins) --- src/mainboard/google/brya/variants/moli/overridetree.cb | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/src/mainboard/google/brya/variants/moli/overridetree.cb b/src/mainboard/google/brya/variants/moli/overridetree.cb index 6aa1ddc02f..d7de914ea2 100644 --- a/src/mainboard/google/brya/variants/moli/overridetree.cb +++ b/src/mainboard/google/brya/variants/moli/overridetree.cb @@ -26,6 +26,12 @@ chip soc/intel/alderlake register "usb2_ports[2]" = "USB2_PORT_TYPE_C(OC2)" # USB2 Port3 register "usb2_ports[3]" = "USB2_PORT_SHORT(OC_SKIP)" # Enable USB2 Port4 register "usb2_ports[8]" = "USB2_PORT_EMPTY" # Disable USB2 Port9 + register "usb3_ports[2]" = "{ + .enable = 1, + .ocpin = OC_SKIP, + .tx_de_emp = 0x2B, + .tx_downscale_amp = 0x00, + }" # Type-A port A2 register "tcss_ports[3]" = "TCSS_PORT_EMPTY" # Disable TCP3 register "tcc_offset" = "0" # TCC of 100C device domain 0 on -- cgit v1.2.3