diff options
| author | Shawn Nematbakhsh <shawnn@chromium.org> | 2013-08-21 11:47:11 -0700 |
|---|---|---|
| committer | Patrick Georgi <patrick@georgi-clan.de> | 2014-08-04 21:43:36 +0200 |
| commit | 650b00c1bf9811f502a6da025a5c1d5f4b4b16b5 (patch) | |
| tree | 5910ecb997a7bdb96918b848e542f4549b215cb1 /src/mainboard/google | |
| parent | 6fa6843a8d3ba9576a331c57818a5ecbe08a0f45 (diff) | |
peppy: Force enable ASPM on PCIe Root Port 1
(Clone of Falco change Ie2111e4bb70411aa697dc63c0c11f13fbe66c8d8)
Old-Change-Id: I5feba8fdbafba6d2de9f7d3de6170defc0d45a32
Signed-off-by: Shawn Nematbakhsh <shawnn@chromium.org>
Reviewed-on: https://gerrit.chromium.org/gerrit/66536
Reviewed-by: Dave Parker <dparker@chromium.org>
(cherry picked from commit b78a872a6647d7bb82f6c06a75e4075e451a1622)
peppy: Disable unused clocks
CLKOUT for PCIE ports 2-5 and CLKOUT_XDP are not used
and can be disabled.
This change was modled after the change made in Falco:
Falco-Change-Id: I0f996e90f0ae42780de3a0c8dc5db00ec600748b
The only difference per schematic for Peppy was PCIe 1 supports
a NGFF interface. PCIe 0 is connected to WLAN.
Old-Change-Id: Ib4871cb2655316cb260ab33ada6b9d81f271377f
Signed-off-by: Steven Sherk <steven.sherk@se-eng.com>
Reviewed-on: https://gerrit.chromium.org/gerrit/66693
Reviewed-by: Aaron Durbin <adurbin@chromium.org>
Tested-by: Shawn Nematbakhsh <shawnn@chromium.org>
Commit-Queue: Shawn Nematbakhsh <shawnn@chromium.org>
(cherry picked from commit 8f12335013a510dee3c21b55251ab00c0fbac609)
Squashed two related commits.
Change-Id: Ibc5b902018eec07fdccaa8c6cb066ce918f6a6b5
Signed-off-by: Isaac Christensen <isaac.christensen@se-eng.com>
Reviewed-on: http://review.coreboot.org/6419
Tested-by: build bot (Jenkins)
Reviewed-by: Edward O'Callaghan <eocallaghan@alterapraxis.com>
Diffstat (limited to 'src/mainboard/google')
| -rw-r--r-- | src/mainboard/google/peppy/devicetree.cb | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/src/mainboard/google/peppy/devicetree.cb b/src/mainboard/google/peppy/devicetree.cb index b19f04bf88..4c0d02d662 100644 --- a/src/mainboard/google/peppy/devicetree.cb +++ b/src/mainboard/google/peppy/devicetree.cb @@ -78,6 +78,12 @@ chip northbridge/intel/haswell register "sio_i2c0_voltage" = "0" # 3.3V register "sio_i2c1_voltage" = "0" # 3.3V + # Force enable ASPM for PCIe Port1 + register "pcie_port_force_aspm" = "0x01" + + # Disable PCIe CLKOUT 2-5 and CLKOUT_XDP + register "icc_clock_disable" = "0x013c0000" + device pci 13.0 off end # Smart Sound Audio DSP device pci 14.0 on end # USB3 XHCI device pci 15.0 on end # Serial I/O DMA |