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purism/librem13v2: Update PCI config 

Update devicetree PCI config based on board spec:
- enable PCIe Root Ports 5 and 9 (wifi and nvme respectively)
- enable PCIe CLKREQ on RP9, disable on RP5
- enable USB OTG
- enable P2SB

Note: PCIe RP5 is on 0.1c.0 despite this being labeled as RP1

Change-Id: Ia71ed25bd41668df1ee3e4b4e28f54482722452c
Signed-off-by: Youness Alaoui <youness.alaoui@puri.sm>
Signed-off-by: Matt DeVillier <matt.devillier@gmail.com>
Reviewed-on: https://review.coreboot.org/19939
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Martin Roth <martinroth@google.com>
This commit is contained in:
Youness Alaoui 2017-05-25 15:40:13 -05:00 committed by Martin Roth
parent 0ff3b73990
commit debb785d59
1 changed files with 11 additions and 15 deletions
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26
src/mainboard/purism/librem13v2/devicetree.cb
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@ -147,12 +147,13 @@ chip soc/intel/skylake
.voltage_limit = 1520,
}"
# Enable Root port 1.
register "PcieRpEnable[0]" = "1"
# Enable CLKREQ#
register "PcieRpClkReqSupport[0]" = "1"
# RP 1 uses SRCCLKREQ1#
register "PcieRpClkReqNumber[0]" = "1"
# Enable Root Ports 5 and 9
register "PcieRpEnable[4]" = "1"
register "PcieRpEnable[8]" = "1"
# Enable CLKREQ# for RP9
register "PcieRpClkReqSupport[8]" = "1"
# ClkReq for NVMe - Bruteforced (no other value works)
register "PcieRpClkReqNumber[8]" = "2"
register "usb2_ports[0]" = "USB2_PORT_LONG(OC2)" # Type-C Port 1
register "usb2_ports[1]" = "USB2_PORT_LONG(OC3)" # Type-C Port 2
@ -198,7 +199,7 @@ chip soc/intel/skylake
device pci 00.0 on end # Host Bridge
device pci 02.0 on end # Integrated Graphics Device
device pci 14.0 on end # USB xHCI
device pci 14.1 off end # USB xDCI (OTG)
device pci 14.1 on end # USB xDCI (OTG)
device pci 14.2 on end # Thermal Subsystem
device pci 16.0 on end # Management Engine Interface 1
device pci 16.1 off end # Management Engine Interface 2
@ -206,12 +207,7 @@ chip soc/intel/skylake
device pci 16.3 off end # Management Engine KT Redirection
device pci 16.4 off end # Management Engine Interface 3
device pci 17.0 on end # SATA
device pci 1c.0 on
chip drivers/intel/wifi
register "wake" = "GPE0_DW0_16"
device pci 00.0 on end
end
end # PCI Express Port 1
device pci 1c.0 on end # PCI Express Port 1
device pci 1c.1 off end # PCI Express Port 2
device pci 1c.2 off end # PCI Express Port 3
device pci 1c.3 off end # PCI Express Port 4
@ -219,7 +215,7 @@ chip soc/intel/skylake
device pci 1c.5 off end # PCI Express Port 6
device pci 1c.6 off end # PCI Express Port 7
device pci 1c.7 off end # PCI Express Port 8
device pci 1d.0 off end # PCI Express Port 9
device pci 1d.0 on end # PCI Express Port 9
device pci 1d.1 off end # PCI Express Port 10
device pci 1d.2 off end # PCI Express Port 11
device pci 1d.3 off end # PCI Express Port 12
@ -228,7 +224,7 @@ chip soc/intel/skylake
device pnp 0c09.0 on end
end
end # LPC Interface
device pci 1f.1 off end # P2SB
device pci 1f.1 on end # P2SB
device pci 1f.2 on end # Power Management Controller
device pci 1f.3 on end # Intel HDA
device pci 1f.4 on end # SMBus