mb/kontron/986lcd-m: Improve device tree description

Some devices/settings doesn't have helpful description in comments.
Update comments to describe the physical device on the board.

Change-Id: I479f41d71342104e74f862cf37b967963bc54877
Signed-off-by: Petr Cvek <petrcvekcz@gmail.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/63800
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Elyes Haouas <ehaouas@noos.fr>
Reviewed-by: Arthur Heymans <arthur@aheymans.xyz>
This commit is contained in:
Petr Cvek 2022-04-24 07:37:55 +02:00 committed by Felix Held
parent 845f232502
commit 6090d4eca7
1 changed files with 11 additions and 10 deletions

View File

@ -12,8 +12,8 @@ chip northbridge/intel/i945
device domain 0 on
device pci 00.0 on end # host bridge
device pci 01.0 off end # i945 PCIe root port
device pci 02.0 on end # vga controller
device pci 01.0 off end # i945 PCIe x16 bridge
device pci 02.0 on end # GMA950 iGPU + VGA
device pci 02.1 on end # display controller
chip southbridge/intel/i82801gx
@ -38,18 +38,19 @@ chip northbridge/intel/i945
register "c3_latency" = "85"
register "p_cnt_throttling_supported" = "0"
# ICH-7 generic decode IO ports range for LPC
register "gen1_dec" = "0x00fc0a01" # HWM
register "gen2_dec" = "0x000403e9" # COM3
register "gen3_dec" = "0x000402e9" # COM4
register "gen4_dec" = "0x00000301" # ??
device pci 1b.0 on end # High Definition Audio
device pci 1c.0 on end # PCIe
device pci 1c.1 on end # PCIe
device pci 1c.2 on end # PCIe
device pci 1c.3 off end # PCIe port 4
device pci 1c.4 off end # PCIe port 5
device pci 1c.5 off end # PCIe port 6
device pci 1c.0 on end # Ethernet 1
device pci 1c.1 on end # Ethernet 2
device pci 1c.2 on end # Ethernet 3
device pci 1c.3 off end # MiniPCIe
device pci 1c.4 off end # PCIe port 5 (not connected)
device pci 1c.5 off end # PCIe port 6 (not connected)
device pci 1d.0 on end # USB UHCI
device pci 1d.1 on end # USB UHCI
device pci 1d.2 on end # USB UHCI
@ -82,7 +83,7 @@ chip northbridge/intel/i945
irq 0x72 = 12
irq 0xf0 = 0x82 # HW accel A20.
end
device pnp 2e.7 on # GPIO1, GAME, MIDI
device pnp 2e.7 on # GPIO1/5, GAME, MIDI
io 0x60 = 0x220 # allocator workaround
io 0x62 = 0x330
irq 0x70 = 9
@ -119,7 +120,7 @@ chip northbridge/intel/i945
end
device pnp 4e.5 off # Keyboard
end
device pnp 4e.7 off # GPIO1, GAME, MIDI
device pnp 4e.7 off # GPIO1/5, GAME, MIDI
end
device pnp 4e.8 off # GPIO2
end