From d581878264fc9c5900c19d1a8b3b1851d1b695db Mon Sep 17 00:00:00 2001 From: Subrata Banik <subratabanik@google.com> Date: Thu, 26 Oct 2023 19:55:56 +0530 Subject: mb/google/rex/var/screebo: Disable FVM This patch disables FVM for IA and SA VRs as per the OEM requirement. BUG=b:307237761 TEST=Able to build and boot google/screebo. Change-Id: Icb0611331ac7090d11d646a5ad5201593a90aacb Signed-off-by: Subrata Banik <subratabanik@google.com> Reviewed-on: https://review.coreboot.org/c/coreboot/+/78662 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Eric Lai <ericllai@google.com> --- src/mainboard/google/rex/variants/screebo/overridetree.cb | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/src/mainboard/google/rex/variants/screebo/overridetree.cb b/src/mainboard/google/rex/variants/screebo/overridetree.cb index 0d69aca25a..b7ea5556d2 100644 --- a/src/mainboard/google/rex/variants/screebo/overridetree.cb +++ b/src/mainboard/google/rex/variants/screebo/overridetree.cb @@ -40,6 +40,14 @@ chip soc/intel/meteorlake .tdp_pl4 = 84, }" + # Override FVM and VR (IA and SA) configuration: Disable + register "enable_fast_vmode[VR_DOMAIN_IA]" = "0" + register "cep_enable[VR_DOMAIN_IA]" = "0" + register "fast_vmode_i_trip[VR_DOMAIN_IA]" = "0" + register "enable_fast_vmode[VR_DOMAIN_SA]" = "0" + register "cep_enable[VR_DOMAIN_SA]" = "0" + register "fast_vmode_i_trip[VR_DOMAIN_SA]" = "0" + register "usb2_ports[0]" = "USB2_PORT_TYPE_C(OC1)" # USB2_C1 register "usb2_ports[1]" = "USB2_PORT_TYPE_C(OC0)" # USB2_C0 register "usb2_ports[2]" = "USB2_PORT_MID(OC2)" # Type-A Port A1 -- cgit v1.2.3