Furquan Shaikh has submitted this change. ( https://review.coreboot.org/c/coreboot/+/41387 )
Change subject: mb/google/volteer: Enable TCSS DMA0 for Volteer ......................................................................
mb/google/volteer: Enable TCSS DMA0 for Volteer
This explicitly enables TCSS DMA0 controller and disables TBT PCIe2 and PCIE3 since they are unused on volteer.
BUG=:b:146624360 TEST=Built and booted on Volteer.
Signed-off-by: John Zhao john.zhao@intel.com Change-Id: I05cc9e3964d8037d433fca443be6e8d5b444bbce Reviewed-on: https://review.coreboot.org/c/coreboot/+/41387 Reviewed-by: Furquan Shaikh furquan@google.com Tested-by: build bot (Jenkins) no-reply@coreboot.org --- M src/mainboard/google/volteer/variants/baseboard/devicetree.cb 1 file changed, 5 insertions(+), 6 deletions(-)
Approvals: build bot (Jenkins): Verified Furquan Shaikh: Looks good to me, approved
diff --git a/src/mainboard/google/volteer/variants/baseboard/devicetree.cb b/src/mainboard/google/volteer/variants/baseboard/devicetree.cb index c6a2e8b..b7f2a0a 100644 --- a/src/mainboard/google/volteer/variants/baseboard/devicetree.cb +++ b/src/mainboard/google/volteer/variants/baseboard/devicetree.cb @@ -132,7 +132,6 @@ register "IomTypeCPortPadCfg[6]" = "0x0" register "IomTypeCPortPadCfg[7]" = "0x0"
- # D3Hot and D3Cold for TCSS register "TcssD3HotEnable" = "1" register "TcssD3ColdEnable" = "1" @@ -227,16 +226,16 @@ device pci 04.0 on end # DPTF 0x9A03 device pci 05.0 off end # IPU 0x9A19 device pci 06.0 off end # PEG60 0x9A09 - device pci 07.0 on end # TBT_PCIe0 0x9A23 - device pci 07.1 on end # TBT_PCIe1 0x9A25 - device pci 07.2 on end # TBT_PCIe2 0x9A27 - device pci 07.3 on end # TBT_PCIe3 0x9A29 + device pci 07.0 on end # TBT_PCIe0 0x9A23 + device pci 07.1 on end # TBT_PCIe1 0x9A25 + device pci 07.2 off end # TBT_PCIe2 0x9A27 + device pci 07.3 off end # TBT_PCIe3 0x9A29 device pci 08.0 on end # GNA 0x9A11 device pci 09.0 off end # NPK 0x9A33 device pci 0a.0 off end # Crash-log SRAM 0x9A0D device pci 0d.0 on end # USB xHCI 0x9A13 device pci 0d.1 off end # USB xDCI (OTG) 0x9A15 - device pci 0d.2 off end # TBT DMA0 0x9A1B + device pci 0d.2 on end # TBT DMA0 0x9A1B device pci 0d.3 off end # TBT DMA1 0x9A1D device pci 0e.0 off end # VMD 0x9A0B