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authorNico Huber <nico.h@gmx.de>2019-11-17 02:58:00 +0100
committerPatrick Georgi <pgeorgi@google.com>2019-11-18 11:52:24 +0000
commit47bf4986815407393c1cf02922c882ed0f336bb2 (patch)
tree210fdf4d4a0bafdc5aed1356a40f1f42c6293df9 /src/mainboard/roda
parent6760e0bdcd37e904c121800652cd2ac3920d9cd9 (diff)
downloadcoreboot-47bf4986815407393c1cf02922c882ed0f336bb2.tar.xz
nb/intel/sandybridge/mrc: Handle P2P disabling via devicetree
Some Sandy Bridge boards disabled the PCI-to-PCI bridge early to avoid probing by the MRC. We can do that for all boards instead, based on the devicetree setting. Change-Id: Ie64774628fde77db2a379bdba6a921a31e52fa0d Signed-off-by: Nico Huber <nico.h@gmx.de> Reviewed-on: https://review.coreboot.org/c/coreboot/+/36903 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Arthur Heymans <arthur@aheymans.xyz>
Diffstat (limited to 'src/mainboard/roda')
-rw-r--r--src/mainboard/roda/rv11/early_init.c11
1 files changed, 0 insertions, 11 deletions
diff --git a/src/mainboard/roda/rv11/early_init.c b/src/mainboard/roda/rv11/early_init.c
index f1681384a8..5c5e8d8b93 100644
--- a/src/mainboard/roda/rv11/early_init.c
+++ b/src/mainboard/roda/rv11/early_init.c
@@ -16,17 +16,6 @@
#include <northbridge/intel/sandybridge/sandybridge.h>
#include <southbridge/intel/bd82x6x/pch.h>
-void mainboard_late_rcba_config(void)
-{
- u32 reg32;
-
- /* Disable unused devices (board specific) */
- reg32 = RCBA32(FD);
- /* Disable PCI bridge so MRC does not probe this bus */
- reg32 |= PCH_DISABLE_P2P;
- RCBA32(FD) = reg32;
-}
-
int mainboard_should_reset_usb(int s3resume)
{
return !s3resume;