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authorLinus Torvalds <torvalds@ppc970.osdl.org>2005-04-16 18:20:36 -0400
committerLinus Torvalds <torvalds@ppc970.osdl.org>2005-04-16 18:20:36 -0400
commit1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 (patch)
tree0bba044c4ce775e45a88a51686b5d9f90697ea9d /arch/arm/mach-ixp4xx/Kconfig
Linux-2.6.12-rc2v2.6.12-rc2
Initial git repository build. I'm not bothering with the full history, even though we have it. We can create a separate "historical" git archive of that later if we want to, and in the meantime it's about 3.2GB when imported into git - space that would just make the early git days unnecessarily complicated, when we don't have a lot of good infrastructure for it. Let it rip!
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1if ARCH_IXP4XX
2
3config ARCH_SUPPORTS_BIG_ENDIAN
4 bool
5 default y
6
7menu "Intel IXP4xx Implementation Options"
8
9comment "IXP4xx Platforms"
10
11config ARCH_AVILA
12 bool "Avila"
13 help
14 Say 'Y' here if you want your kernel to support the Gateworks
15 Avila Network Platform. For more information on this platform,
16 see <file:Documentation/arm/IXP4xx>.
17
18config ARCH_ADI_COYOTE
19 bool "Coyote"
20 help
21 Say 'Y' here if you want your kernel to support the ADI
22 Engineering Coyote Gateway Reference Platform. For more
23 information on this platform, see <file:Documentation/arm/IXP4xx>.
24
25config ARCH_IXDP425
26 bool "IXDP425"
27 help
28 Say 'Y' here if you want your kernel to support Intel's
29 IXDP425 Development Platform (Also known as Richfield).
30 For more information on this platform, see <file:Documentation/arm/IXP4xx>.
31
32config MACH_IXDPG425
33 bool "IXDPG425"
34 help
35 Say 'Y' here if you want your kernel to support Intel's
36 IXDPG425 Development Platform (Also known as Montajade).
37 For more information on this platform, see <file:Documentation/arm/IXP4xx>.
38
39config MACH_IXDP465
40 bool "IXDP465"
41 help
42 Say 'Y' here if you want your kernel to support Intel's
43 IXDP465 Development Platform (Also known as BMP).
44 For more information on this platform, see Documentation/arm/IXP4xx.
45
46
47#
48# IXCDP1100 is the exact same HW as IXDP425, but with a different machine
49# number from the bootloader due to marketing monkeys, so we just enable it
50# by default if IXDP425 is enabled.
51#
52config ARCH_IXCDP1100
53 bool
54 depends on ARCH_IXDP425
55 default y
56
57config ARCH_PRPMC1100
58 bool "PrPMC1100"
59 help
60 Say 'Y' here if you want your kernel to support the Motorola
61 PrPCM1100 Processor Mezanine Module. For more information on
62 this platform, see <file:Documentation/arm/IXP4xx>.
63
64#
65# Avila and IXDP share the same source for now. Will change in future
66#
67config ARCH_IXDP4XX
68 bool
69 depends on ARCH_IXDP425 || ARCH_AVILA || MACH_IXDP465
70 default y
71
72#
73# Certain registers and IRQs are only enabled if supporting IXP465 CPUs
74#
75config CPU_IXP46X
76 bool
77 depends on MACH_IXDP465
78 default y
79
80config MACH_GTWX5715
81 bool "Gemtek WX5715 (Linksys WRV54G)"
82 depends on ARCH_IXP4XX
83 help
84 This board is currently inside the Linksys WRV54G Gateways.
85
86 IXP425 - 266mhz
87 32mb SDRAM
88 8mb Flash
89 miniPCI slot 0 does not have a card connector soldered to the board
90 miniPCI slot 1 has an ISL3880 802.11g card (Prism54)
91 npe0 is connected to a Kendin KS8995M Switch (4 ports)
92 npe1 is the "wan" port
93 "Console" UART is available on J11 as console
94 "High Speed" UART is n/c (as far as I can tell)
95 20 Pin ARM/Xscale JTAG interface on J2
96
97
98comment "IXP4xx Options"
99
100config IXP4XX_INDIRECT_PCI
101 bool "Use indirect PCI memory access"
102 help
103 IXP4xx provides two methods of accessing PCI memory space:
104
105 1) A direct mapped window from 0x48000000 to 0x4bffffff (64MB).
106 To access PCI via this space, we simply ioremap() the BAR
107 into the kernel and we can use the standard read[bwl]/write[bwl]
108 macros. This is the preferred method due to speed but it
109 limits the system to just 64MB of PCI memory. This can be
110 problamatic if using video cards and other memory-heavy devices.
111
112 2) If > 64MB of memory space is required, the IXP4xx can be
113 configured to use indirect registers to access PCI This allows
114 for up to 128MB (0x48000000 to 0x4fffffff) of memory on the bus.
115 The disadvantadge of this is that every PCI access requires
116 three local register accesses plus a spinlock, but in some
117 cases the performance hit is acceptable. In addition, you cannot
118 mmap() PCI devices in this case due to the indirect nature
119 of the PCI window.
120
121 By default, the direct method is used. Choose this option if you
122 need to use the indirect method instead. If you don't know
123 what you need, leave this option unselected.
124
125endmenu
126
127endif