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| author | Stefan Reinauer <reinauer@chromium.org> | 2014-02-19 15:05:15 -0800 |
|---|---|---|
| committer | Patrick Georgi <patrick@georgi-clan.de> | 2014-07-12 20:17:03 +0200 |
| commit | 4923c399f3ca1120aba3f4d5e16eaa2b815ea2aa (patch) | |
| tree | 6a94dc7be1879f278fb3a43f13af72f86ce935c3 /src/mainboard | |
| parent | c63ad997a5e4614cfb12f3d1743e86b21e6e31af (diff) | |
| download | coreboot-4923c399f3ca1120aba3f4d5e16eaa2b815ea2aa.tar.xz | |
google/panther: Force enable ASPM on PCIe Root Port 4
BUG=chrome-os-partner:21535
BUG=chrome-os-partner:25990
BRANCH=panther
TEST=manual: Boot on Panther and look in /sys/firmware/log for
the string "PCIe Root Port 4 ASPM is enabled"
Change-Id: I294571c113a8909adb2e97afca92aef9a1af917c
Signed-off-by: Stefan Reinauer <reinauer@google.com>
Signed-off-by: Stefan Reinauer <reinauer@chromium.org>
Reviewed-on: https://chromium-review.googlesource.com/187153
Reviewed-by: Duncan Laurie <dlaurie@chromium.org>
Tested-by: Stefan Reinauer <reinauer@chromium.org>
Commit-Queue: Stefan Reinauer <reinauer@chromium.org>
Reviewed-on: http://review.coreboot.org/6007
Tested-by: build bot (Jenkins)
Reviewed-by: Patrick Georgi <patrick@georgi-clan.de>
Diffstat (limited to 'src/mainboard')
| -rw-r--r-- | src/mainboard/google/panther/devicetree.cb | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/src/mainboard/google/panther/devicetree.cb b/src/mainboard/google/panther/devicetree.cb index 9fbe8e62b3..7cc3672f84 100644 --- a/src/mainboard/google/panther/devicetree.cb +++ b/src/mainboard/google/panther/devicetree.cb @@ -61,6 +61,9 @@ chip northbridge/intel/haswell register "sio_i2c0_voltage" = "0" # 3.3V register "sio_i2c1_voltage" = "0" # 3.3V + # Force enable ASPM for PCIe Port 4 + register "pcie_port_force_aspm" = "0x10" + # Enable port coalescing register "pcie_port_coalesce" = "1" |