ARM: OMAP: omap2/gpmc updates
[deliverable/linux.git] / arch / arm / plat-omap / Kconfig
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1if ARCH_OMAP
2
3menu "TI OMAP Implementations"
4
5config ARCH_OMAP_OTG
6 bool
7
8choice
9 prompt "OMAP System Type"
10 default ARCH_OMAP1
11
12config ARCH_OMAP1
13 bool "TI OMAP1"
075192ae 14 select GENERIC_CLOCKEVENTS
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15
16config ARCH_OMAP2
17 bool "TI OMAP2"
18
19endchoice
20
21comment "OMAP Feature Selections"
22
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23config OMAP_DEBUG_LEDS
24 bool
25 help
26 For debug card leds on TI reference boards.
27
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28config OMAP_RESET_CLOCKS
29 bool "Reset unused clocks during boot"
30 depends on ARCH_OMAP
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31 help
32 Say Y if you want to reset unused clocks during boot.
33 This option saves power, but assumes all drivers are
34 using the clock framework. Broken drivers that do not
35 yet use clock framework may not work with this option.
36 If you are booting from another operating system, you
37 probably do not want this option enabled until your
38 device drivers work properly.
39
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40config OMAP_MUX
41 bool "OMAP multiplexing support"
42 depends on ARCH_OMAP
43 default y
44 help
45 Pin multiplexing support for OMAP boards. If your bootloader
46 sets the multiplexing correctly, say N. Otherwise, or if unsure,
47 say Y.
48
49config OMAP_MUX_DEBUG
50 bool "Multiplexing debug output"
51 depends on OMAP_MUX
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52 help
53 Makes the multiplexing functions print out a lot of debug info.
54 This is useful if you want to find out the correct values of the
55 multiplexing registers.
56
57config OMAP_MUX_WARNINGS
58 bool "Warn about pins the bootloader didn't set up"
59 depends on OMAP_MUX
60 default y
61 help
62 Choose Y here to warn whenever driver initialization logic needs
63 to change the pin multiplexing setup. When there are no warnings
64 printed, it's safe to deselect OMAP_MUX for your product.
65
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66config OMAP_MCBSP
67 bool "McBSP support"
68 depends on ARCH_OMAP
69 default y
70 help
71 Say Y here if you want support for the OMAP Multichannel
72 Buffered Serial Port.
73
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74choice
75 prompt "System timer"
76 default OMAP_MPU_TIMER
77
78config OMAP_MPU_TIMER
79 bool "Use mpu timer"
80 help
81 Select this option if you want to use the OMAP mpu timer. This
82 timer provides more intra-tick resolution than the 32KHz timer,
83 but consumes more power.
84
85config OMAP_32K_TIMER
86 bool "Use 32KHz timer"
a569c6ec 87 depends on ARCH_OMAP16XX || ARCH_OMAP24XX
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88 help
89 Select this option if you want to enable the OMAP 32KHz timer.
90 This timer saves power compared to the OMAP_MPU_TIMER, and has
91 support for no tick during idle. The 32KHz timer provides less
92 intra-tick resolution than OMAP_MPU_TIMER. The 32KHz timer is
a569c6ec 93 currently only available for OMAP16XX and 24XX.
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94
95endchoice
96
97config OMAP_32K_TIMER_HZ
98 int "Kernel internal timer frequency for 32KHz timer"
99 range 32 1024
100 depends on OMAP_32K_TIMER
101 default "128"
102 help
103 Kernel internal timer frequency should be a divisor of 32768,
104 such as 64 or 128.
105
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106config OMAP_DM_TIMER
107 bool "Use dual-mode timer"
77900a2f 108 depends on ARCH_OMAP16XX || ARCH_OMAP24XX
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109 help
110 Select this option if you want to use OMAP Dual-Mode timers.
111
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112choice
113 prompt "Low-level debug console UART"
114 depends on ARCH_OMAP
115 default OMAP_LL_DEBUG_UART1
116
117config OMAP_LL_DEBUG_UART1
118 bool "UART1"
119
120config OMAP_LL_DEBUG_UART2
121 bool "UART2"
122
123config OMAP_LL_DEBUG_UART3
124 bool "UART3"
125
126endchoice
127
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128config OMAP_SERIAL_WAKE
129 bool "Enable wake-up events for serial ports"
bef1f402 130 depends on OMAP_MUX
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131 default y
132 help
133 Select this option if you want to have your system wake up
134 to data on the serial RX line. This allows you to wake the
135 system from serial console.
136
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137endmenu
138
139endif
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