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Ben Dooksa21765a2007-02-11 18:31:01 +01001# arch/arm/plat-s3c24xx/Kconfig
2#
3# Copyright 2007 Simtec Electronics
4#
5# Licensed under GPLv2
6
7config PLAT_S3C24XX
8 bool
Ben Dooksbcae8ae2008-10-21 14:06:32 +01009 depends on ARCH_S3C2410 || ARCH_S3C24A0
10 default y
Ben Dooks7d477a02007-02-12 18:59:35 +010011 select NO_IOPORT
Russell Kingbb2b1802008-07-26 15:36:03 +010012 select ARCH_REQUIRE_GPIOLIB
Ben Dooksdb616eb2009-08-16 23:54:58 +010013 select S3C_DEVICE_NAND
Ben Dooksa21765a2007-02-11 18:31:01 +010014 help
Ben Dooksd58153d2007-07-22 16:07:09 +010015 Base platform code for any Samsung S3C24XX device
Ben Dooksa21765a2007-02-11 18:31:01 +010016
Ben Dooksb8870602007-02-11 20:33:13 +010017if PLAT_S3C24XX
18
Ben Dooks1b3ba682008-10-21 14:06:22 +010019# code that is shared between a number of the s3c24xx implementations
20
21config S3C2410_CLOCK
22 bool
23 help
24 Clock code for the S3C2410, and similar processors which
25 is currently includes the S3C2410, S3C2440, S3C2442.
26
Ben Dooks93bc6b62008-10-21 14:06:33 +010027config S3C24XX_DCLK
28 bool
29 help
30 Clock code for supporting DCLK/CLKOUT on S3C24XX architectures
31
Ben Dooksa21765a2007-02-11 18:31:01 +010032config CPU_S3C244X
33 bool
34 depends on ARCH_S3C2410 && (CPU_S3C2440 || CPU_S3C2442)
35 help
36 Support for S3C2440 and S3C2442 Samsung Mobile CPU based systems.
37
Ben Dooks342e20f2009-07-30 23:23:29 +010038config S3C2440_CPUFREQ
39 bool "S3C2440/S3C2442 CPU Frequency scaling support"
40 depends on CPU_FREQ_S3C24XX && (CPU_S3C2440 || CPU_S3C2442)
41 select S3C2410_CPUFREQ_UTILS
42 default y
43 help
44 CPU Frequency scaling support for S3C2440 and S3C2442 SoC CPUs.
45
Ben Dooks0345b512009-07-30 23:23:31 +010046config S3C2440_XTAL_12000000
47 bool
48 help
49 Indicate that the build needs to support 12MHz system
50 crystal.
51
52config S3C2440_XTAL_16934400
53 bool
54 help
55 Indicate that the build needs to support 16.9344MHz system
56 crystal.
57
Ben Dooks78278d62009-07-30 23:23:30 +010058config S3C2440_PLL_12000000
59 bool
Ben Dooks0345b512009-07-30 23:23:31 +010060 depends on S3C2440_CPUFREQ && S3C2440_XTAL_12000000
Ben Dooks78278d62009-07-30 23:23:30 +010061 default y if CPU_FREQ_S3C24XX_PLL
62 help
63 PLL tables for S3C2440 or S3C2442 CPUs with 12MHz crystals.
64
65config S3C2440_PLL_16934400
66 bool
Ben Dooks0345b512009-07-30 23:23:31 +010067 depends on S3C2440_CPUFREQ && S3C2440_XTAL_16934400
Ben Dooks78278d62009-07-30 23:23:30 +010068 default y if CPU_FREQ_S3C24XX_PLL
69 help
70 PLL tables for S3C2440 or S3C2442 CPUs with 16.934MHz crystals.
71
Ben Dooks6fc601e2008-07-01 13:17:24 +010072config S3C24XX_PWM
73 bool "PWM device support"
74 select HAVE_PWM
75 help
76 Support for exporting the PWM timer blocks via the pwm device
77 system.
78
Ben Dookse2178d42008-11-10 10:59:32 +000079
80# gpio configurations
81
82config S3C24XX_GPIO_EXTRA
83 int
84 default 128 if S3C24XX_GPIO_EXTRA128
85 default 64 if S3C24XX_GPIO_EXTRA64
86 default 0
87
88config S3C24XX_GPIO_EXTRA64
89 bool
90 help
91 Add an extra 64 gpio numbers to the available GPIO pool. This is
92 available for boards that need extra gpios for external devices.
93
94config S3C24XX_GPIO_EXTRA128
95 bool
96 help
97 Add an extra 128 gpio numbers to the available GPIO pool. This is
98 available for boards that need extra gpios for external devices.
99
Ben Dooksa21765a2007-02-11 18:31:01 +0100100config PM_SIMTEC
101 bool
102 help
103 Common power management code for systems that are
104 compatible with the Simtec style of power management
105
Ben Dooksa21765a2007-02-11 18:31:01 +0100106config S3C2410_DMA
107 bool "S3C2410 DMA support"
108 depends on ARCH_S3C2410
Ben Dooks97c1b142009-03-19 15:02:39 +0000109 select S3C_DMA
Ben Dooksa21765a2007-02-11 18:31:01 +0100110 help
111 S3C2410 DMA support. This is needed for drivers like sound which
112 use the S3C2410's DMA system to move data to and from the
113 peripheral blocks.
114
115config S3C2410_DMA_DEBUG
116 bool "S3C2410 DMA support debug"
117 depends on ARCH_S3C2410 && S3C2410_DMA
118 help
119 Enable debugging output for the DMA code. This option sends info
120 to the kernel log, at priority KERN_DEBUG.
121
Ben Dooks28ab44c5b2008-12-18 14:20:04 +0000122config S3C24XX_ADC
123 bool "ADC common driver support"
124 help
125 Core support for the ADC block found in the S3C24XX SoC systems
126 for drivers such as the touchscreen and hwmon to use to share
127 this resource.
128
Ben Dooksb2a6cf32008-10-21 14:06:20 +0100129# SPI default pin configuration code
130
131config S3C24XX_SPI_BUS0_GPE11_GPE12_GPE13
132 bool
133 help
134 SPI GPIO configuration code for BUS0 when connected to
135 GPE11, GPE12 and GPE13.
136
137config S3C24XX_SPI_BUS1_GPG5_GPG6_GPG7
138 bool
139 help
140 SPI GPIO configuration code for BUS 1 when connected to
141 GPG5, GPG6 and GPG7.
142
Ben Dooksa2c195f2009-08-03 17:26:50 +0100143config S3C24XX_SPI_BUS1_GPD8_GPD9_GPD10
144 bool
145 help
146 SPI GPIO configuration code for BUS 1 when connected to
147 GPD8, GPD9 and GPD10.
148
Ben Dooksb2a6cf32008-10-21 14:06:20 +0100149# common code for s3c24xx based machines, such as the SMDKs.
150
Ben Dooks831a6fc2009-07-30 23:23:26 +0100151# cpu frequency items common between s3c2410 and s3c2440/s3c2442
152
153config S3C2410_IOTIMING
154 bool
155 depends on CPU_FREQ_S3C24XX
156 help
157 Internal node to select io timing code that is common to the s3c2410
158 and s3c2440/s3c2442 cpu frequency support.
159
Ben Dooksa24c0912009-07-30 23:23:27 +0100160config S3C2410_CPUFREQ_UTILS
161 bool
162 depends on CPU_FREQ_S3C24XX
163 help
164 Internal node to select timing code that is common to the s3c2410
165 and s3c2440/s3c244 cpu frequency support.
166
Ben Dooks140780a2009-07-30 23:23:37 +0100167# cpu frequency support common to s3c2412, s3c2413 and s3c2442
168
169config S3C2412_IOTIMING
170 bool
171 depends on CPU_FREQ_S3C24XX && (CPU_S3C2412 || CPU_S3C2443)
172 help
173 Intel node to select io timing code that is common to the s3c2412
174 and the s3c2443.
175
Ben Dooksa21765a2007-02-11 18:31:01 +0100176config MACH_SMDK
177 bool
178 help
179 Common machine code for SMDK2410 and SMDK2440
180
Ben Dooksb8870602007-02-11 20:33:13 +0100181endif