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soc/intel/tigerlake: Add chipset devicetree 

Add aliases for devices and set most of them to off with the exception
of some essential devices.

Set a default register value as an example.

Change-Id: If50269808645ddc019e0d94fa8296df58ab7c367
Signed-off-by: Duncan Laurie <dlaurie@google.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/44038
Reviewed-by: Furquan Shaikh <furquan@google.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
This commit is contained in:
Duncan Laurie 2020-07-29 16:31:18 -07:00 committed by Furquan Shaikh
parent e335c2e02f
commit a5bb31f069
2 changed files with 75 additions and 0 deletions
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4
src/soc/intel/tigerlake/Kconfig
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@ -86,6 +86,10 @@ config FSP_TEMP_RAM_SIZE
Refer to Platform FSP integration guide document to know Refer to Platform FSP integration guide document to know
the exact FSP requirement for Heap setup. the exact FSP requirement for Heap setup.
config CHIPSET_DEVICETREE
string
default "soc/intel/tigerlake/chipset.cb"
config IFD_CHIPSET config IFD_CHIPSET
string string
default "tgl" default "tgl"

71
src/soc/intel/tigerlake/chipset.cb Normal file
View File

@ -0,0 +1,71 @@
chip soc/intel/tigerlake
device domain 0 on
device pci 00.0 alias system_agent on end
device pci 02.0 alias igpu off end
device pci 04.0 alias dptf off end
device pci 05.0 alias ipu off end
device pci 06.0 alias peg off end
device pci 07.0 alias tbt_pcie_rp0 off end
device pci 07.1 alias tbt_pcie_rp1 off end
device pci 07.2 alias tbt_pcie_rp2 off end
device pci 07.3 alias tbt_pcie_rp3 off end
device pci 08.0 alias gna off end
device pci 09.0 alias npk off end
device pci 0a.0 alias crashlog off end
device pci 0d.0 alias north_xhci off end
device pci 0d.1 alias north_xdci off end
device pci 0d.2 alias tbt_dma0 off end
device pci 0d.3 alias tbt_dma1 off end
device pci 0e.0 alias vmd off end
device pci 10.2 alias cnvi_bt off end
device pci 10.6 alias thc0 off end
device pci 10.7 alias thc1 off end
device pci 12.0 alias ish off end
device pci 12.6 alias gspi2 off end
device pci 13.0 alias gspi3 off end
device pci 14.0 alias south_xhci off end
device pci 14.1 alias south_xdci off end
device pci 14.2 alias shared_ram off end
chip drivers/intel/wifi
device pci 14.3 alias cnvi_wifi off end
end
device pci 15.0 alias i2c0 off end
device pci 15.1 alias i2c1 off end
device pci 15.2 alias i2c2 off end
device pci 15.3 alias i2c3 off end
device pci 16.0 alias heci1 off end
device pci 16.1 alias heci2 off end
device pci 16.2 alias csme1 off end
device pci 16.3 alias csme2 off end
device pci 16.4 alias heci3 off end
device pci 16.5 alias heci4 off end
device pci 17.0 alias sata off end
device pci 19.0 alias i2c4 off end
device pci 19.1 alias i2c5 off end
device pci 19.2 alias uart2 off end
device pci 1c.0 alias pcie_rp1 off end
device pci 1c.1 alias pcie_rp2 off end
device pci 1c.2 alias pcie_rp3 off end
device pci 1c.3 alias pcie_rp4 off end
device pci 1c.4 alias pcie_rp5 off end
device pci 1c.5 alias pcie_rp6 off end
device pci 1c.6 alias pcie_rp7 off end
device pci 1c.7 alias pcie_rp8 off end
device pci 1d.0 alias pcie_rp9 off end
device pci 1d.1 alias pcie_rp10 off end
device pci 1d.2 alias pcie_rp11 off end
device pci 1d.3 alias pcie_rp12 off end
device pci 1e.0 alias uart0 off end
device pci 1e.1 alias uart1 off end
device pci 1e.2 alias gspi0 off end
device pci 1e.3 alias gspi1 off end
device pci 1f.0 alias pch_espi on end
device pci 1f.1 alias p2sb off end
device pci 1f.2 alias pmc hidden end
device pci 1f.3 alias hda off end
device pci 1f.4 alias smbus off end
device pci 1f.5 alias fast_spi on end
device pci 1f.6 alias gbe off end
device pci 1f.7 alias thermal off end
end
end