diff options
Diffstat (limited to 'src/mainboard/pcengines/alix2d3/devicetree.cb')
| -rw-r--r-- | src/mainboard/pcengines/alix2d3/devicetree.cb | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/src/mainboard/pcengines/alix2d3/devicetree.cb b/src/mainboard/pcengines/alix2d3/devicetree.cb new file mode 100644 index 0000000000..edcbc06623 --- /dev/null +++ b/src/mainboard/pcengines/alix2d3/devicetree.cb @@ -0,0 +1,46 @@ +chip northbridge/amd/lx + device pci_domain 0 on + device pci 1.0 on end + device pci 1.1 on end + chip southbridge/amd/cs5536 + # IRQ 12 and 1 unmasked, Keyboard and Mouse IRQs. OK + # SIRQ Mode = Active(Quiet) mode. Save power.... + # Invert mask = IRQ 12 and 1 are active high. Keyboard and Mouse IRQs. OK + # How to get these? Boot linux and do this: + # rdmsr 0x51400025 + register "lpc_serirq_enable" = "0x00001002" + # rdmsr 0x5140004e -- polairy is high 16 bits of low 32 bits + register "lpc_serirq_polarity" = "0x0000EFFD" + # mode is high 10 bits (determined from code) + register "lpc_serirq_mode" = "1" + # Don't yet know how to find this. + register "enable_gpio_int_route" = "0x0D0C0700" + register "enable_ide_nand_flash" = "0" # 0:ide mode, 1:flash + register "enable_USBP4_device" = "0" #0: host, 1:device + register "enable_USBP4_overcurrent" = "0" #0:off, xxxx:overcurrent setting CS5536 Data Book (pages 380-381) + register "com1_enable" = "1" + register "com1_address" = "0x3F8" + register "com1_irq" = "4" + register "com2_enable" = "1" # Wired on Alix.2D13 only + register "com2_address" = "0x2F8" + register "com2_irq" = "3" + register "unwanted_vpci[0]" = "0x80000900" # Disable VGA controller (not wired) + register "unwanted_vpci[1]" = "0x80007B00" # Disable AC97 controller (not wired) + register "unwanted_vpci[2]" = "0" # End of list has a zero + device pci f.0 on end # ISA Bridge + device pci f.1 on end # Flash controller + device pci f.2 on end # IDE controller + device pci f.4 on end # OHCI + device pci f.5 on end # EHCI + end + end + + # APIC cluster is late CPU init. + device lapic_cluster 0 on + chip cpu/amd/model_lx + device lapic 0 on end + end + end + +end + |