1 # arch/arm/plat-s3c24xx/Kconfig
3 # Copyright 2007 Simtec Electronics
9 depends on ARCH_S3C2410 || ARCH_S3C24A0
12 select ARCH_REQUIRE_GPIOLIB
14 Base platform code for any Samsung S3C24XX device
18 # code that is shared between a number of the s3c24xx implementations
23 Clock code for the S3C2410, and similar processors which
24 is currently includes the S3C2410, S3C2440, S3C2442.
29 Clock code for supporting DCLK/CLKOUT on S3C24XX architectures
33 depends on ARCH_S3C2410 && (CPU_S3C2440 || CPU_S3C2442)
35 Support for S3C2440 and S3C2442 Samsung Mobile CPU based systems.
37 config S3C2440_CPUFREQ
38 bool "S3C2440/S3C2442 CPU Frequency scaling support"
39 depends on CPU_FREQ_S3C24XX && (CPU_S3C2440 || CPU_S3C2442)
40 select S3C2410_CPUFREQ_UTILS
43 CPU Frequency scaling support for S3C2440 and S3C2442 SoC CPUs.
45 config S3C2440_XTAL_12000000
48 Indicate that the build needs to support 12MHz system
51 config S3C2440_XTAL_16934400
54 Indicate that the build needs to support 16.9344MHz system
57 config S3C2440_PLL_12000000
59 depends on S3C2440_CPUFREQ && S3C2440_XTAL_12000000
60 default y if CPU_FREQ_S3C24XX_PLL
62 PLL tables for S3C2440 or S3C2442 CPUs with 12MHz crystals.
64 config S3C2440_PLL_16934400
66 depends on S3C2440_CPUFREQ && S3C2440_XTAL_16934400
67 default y if CPU_FREQ_S3C24XX_PLL
69 PLL tables for S3C2440 or S3C2442 CPUs with 16.934MHz crystals.
72 bool "PWM device support"
75 Support for exporting the PWM timer blocks via the pwm device
81 config S3C24XX_GPIO_EXTRA
83 default 128 if S3C24XX_GPIO_EXTRA128
84 default 64 if S3C24XX_GPIO_EXTRA64
87 config S3C24XX_GPIO_EXTRA64
90 Add an extra 64 gpio numbers to the available GPIO pool. This is
91 available for boards that need extra gpios for external devices.
93 config S3C24XX_GPIO_EXTRA128
96 Add an extra 128 gpio numbers to the available GPIO pool. This is
97 available for boards that need extra gpios for external devices.
102 Common power management code for systems that are
103 compatible with the Simtec style of power management
106 bool "S3C2410 DMA support"
107 depends on ARCH_S3C2410
110 S3C2410 DMA support. This is needed for drivers like sound which
111 use the S3C2410's DMA system to move data to and from the
114 config S3C2410_DMA_DEBUG
115 bool "S3C2410 DMA support debug"
116 depends on ARCH_S3C2410 && S3C2410_DMA
118 Enable debugging output for the DMA code. This option sends info
119 to the kernel log, at priority KERN_DEBUG.
122 bool "ADC common driver support"
124 Core support for the ADC block found in the S3C24XX SoC systems
125 for drivers such as the touchscreen and hwmon to use to share
128 # SPI default pin configuration code
130 config S3C24XX_SPI_BUS0_GPE11_GPE12_GPE13
133 SPI GPIO configuration code for BUS0 when connected to
134 GPE11, GPE12 and GPE13.
136 config S3C24XX_SPI_BUS1_GPG5_GPG6_GPG7
139 SPI GPIO configuration code for BUS 1 when connected to
142 # common code for s3c24xx based machines, such as the SMDKs.
144 # cpu frequency items common between s3c2410 and s3c2440/s3c2442
146 config S3C2410_IOTIMING
148 depends on CPU_FREQ_S3C24XX
150 Internal node to select io timing code that is common to the s3c2410
151 and s3c2440/s3c2442 cpu frequency support.
153 config S3C2410_CPUFREQ_UTILS
155 depends on CPU_FREQ_S3C24XX
157 Internal node to select timing code that is common to the s3c2410
158 and s3c2440/s3c244 cpu frequency support.
160 # cpu frequency support common to s3c2412, s3c2413 and s3c2442
162 config S3C2412_IOTIMING
164 depends on CPU_FREQ_S3C24XX && (CPU_S3C2412 || CPU_S3C2443)
166 Intel node to select io timing code that is common to the s3c2412
172 Common machine code for SMDK2410 and SMDK2440