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  • only in /asuswrt-rt-n18u-9.0.0.4.380.2695/release/src-rt-6.x.4708/linux/linux-2.6/arch/arm/plat-s3c24xx/
1# Copyright 2007 Simtec Electronics
2#
3# Licensed under GPLv2
4
5config PLAT_S3C24XX
6	bool
7	depends on ARCH_S3C2410 || ARCH_S3C24A0
8	default y
9	select NO_IOPORT
10	select ARCH_REQUIRE_GPIOLIB
11	select S3C_DEVICE_NAND
12	select S3C_GPIO_CFG_S3C24XX
13	help
14	  Base platform code for any Samsung S3C24XX device
15
16if PLAT_S3C24XX
17
18# low-level serial option nodes
19
20config CPU_LLSERIAL_S3C2410_ONLY
21	bool
22	default y if CPU_LLSERIAL_S3C2410 && !CPU_LLSERIAL_S3C2440
23
24config CPU_LLSERIAL_S3C2440_ONLY
25	bool
26	default y if CPU_LLSERIAL_S3C2440 && !CPU_LLSERIAL_S3C2410
27
28config CPU_LLSERIAL_S3C2410
29	bool
30	help
31	  Selected if there is an S3C2410 (or register compatible) serial
32	  low-level implementation needed
33
34config CPU_LLSERIAL_S3C2440
35	bool
36	help
37	  Selected if there is an S3C2440 (or register compatible) serial
38	  low-level implementation needed
39
40# code that is shared between a number of the s3c24xx implementations
41
42config S3C2410_CLOCK
43	bool
44	help
45	  Clock code for the S3C2410, and similar processors which
46	  is currently includes the S3C2410, S3C2440, S3C2442.
47
48config S3C2443_CLOCK
49	bool
50	help
51	  Clock code for the S3C2443 and similar processors, which includes
52	  the S3C2416 and S3C2450.
53
54config S3C24XX_DCLK
55	bool
56	help
57	  Clock code for supporting DCLK/CLKOUT on S3C24XX architectures
58
59config S3C24XX_PWM
60	bool "PWM device support"
61	select HAVE_PWM
62	help
63	  Support for exporting the PWM timer blocks via the pwm device
64	  system.
65
66# gpio configurations
67
68config S3C24XX_GPIO_EXTRA
69	int
70	default 128 if S3C24XX_GPIO_EXTRA128
71	default 64 if S3C24XX_GPIO_EXTRA64
72	default 0
73
74config S3C24XX_GPIO_EXTRA64
75	bool
76	help
77	  Add an extra 64 gpio numbers to the available GPIO pool. This is
78	  available for boards that need extra gpios for external devices.
79
80config S3C24XX_GPIO_EXTRA128
81	bool
82	help
83	  Add an extra 128 gpio numbers to the available GPIO pool. This is
84	  available for boards that need extra gpios for external devices.
85
86config PM_SIMTEC
87	bool
88	help
89	  Common power management code for systems that are
90	  compatible with the Simtec style of power management
91
92config S3C2410_DMA
93	bool "S3C2410 DMA support"
94	depends on ARCH_S3C2410
95	select S3C_DMA
96	help
97	  S3C2410 DMA support. This is needed for drivers like sound which
98	  use the S3C2410's DMA system to move data to and from the
99	  peripheral blocks.
100
101config S3C2410_DMA_DEBUG
102	bool "S3C2410 DMA support debug"
103	depends on ARCH_S3C2410 && S3C2410_DMA
104	help
105	  Enable debugging output for the DMA code. This option sends info
106	  to the kernel log, at priority KERN_DEBUG.
107
108# SPI default pin configuration code
109
110config S3C24XX_SPI_BUS0_GPE11_GPE12_GPE13
111	bool
112	help
113	  SPI GPIO configuration code for BUS0 when connected to
114	  GPE11, GPE12 and GPE13.
115
116config S3C24XX_SPI_BUS1_GPG5_GPG6_GPG7
117	bool
118	help
119	  SPI GPIO configuration code for BUS 1 when connected to
120	  GPG5, GPG6 and GPG7.
121
122config S3C24XX_SPI_BUS1_GPD8_GPD9_GPD10
123	bool
124	help
125	  SPI GPIO configuration code for BUS 1 when connected to
126	  GPD8, GPD9 and GPD10.
127
128# common code for s3c24xx based machines, such as the SMDKs.
129
130# cpu frequency items common between s3c2410 and s3c2440/s3c2442
131
132config S3C2410_IOTIMING
133	bool
134	depends on CPU_FREQ_S3C24XX
135	help
136	  Internal node to select io timing code that is common to the s3c2410
137	  and s3c2440/s3c2442 cpu frequency support.
138
139config S3C2410_CPUFREQ_UTILS
140	bool
141	depends on CPU_FREQ_S3C24XX
142	help
143	  Internal node to select timing code that is common to the s3c2410
144	  and s3c2440/s3c244 cpu frequency support.
145
146# cpu frequency support common to s3c2412, s3c2413 and s3c2442
147
148config S3C2412_IOTIMING
149	bool
150	depends on CPU_FREQ_S3C24XX && (CPU_S3C2412 || CPU_S3C2443)
151	help
152	  Intel node to select io timing code that is common to the s3c2412
153	  and the s3c2443.
154
155config MACH_SMDK
156	bool
157	help
158	  Common machine code for SMDK2410 and SMDK2440
159
160config S3C24XX_SIMTEC_AUDIO
161	bool
162	depends on (ARCH_BAST || MACH_VR1000 || MACH_OSIRIS || MACH_ANUBIS)
163	default y
164	help
165	  Add audio devices for common Simtec S3C24XX boards
166
167config S3C2410_SETUP_TS
168	bool
169	help
170	  Compile in platform device definition for Samsung TouchScreen.
171
172endif
173