1 # arch/arm/plat-s3c24xx/Kconfig
3 # Copyright 2007 Simtec Electronics
9 depends on ARCH_S3C2410 || ARCH_S3C24A0
12 select ARCH_REQUIRE_GPIOLIB
13 select S3C_DEVICE_NAND
15 Base platform code for any Samsung S3C24XX device
19 # code that is shared between a number of the s3c24xx implementations
24 Clock code for the S3C2410, and similar processors which
25 is currently includes the S3C2410, S3C2440, S3C2442.
30 Clock code for supporting DCLK/CLKOUT on S3C24XX architectures
34 depends on ARCH_S3C2410 && (CPU_S3C2440 || CPU_S3C2442)
36 Support for S3C2440 and S3C2442 Samsung Mobile CPU based systems.
38 config 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
44 CPU Frequency scaling support for S3C2440 and S3C2442 SoC CPUs.
46 config S3C2440_XTAL_12000000
49 Indicate that the build needs to support 12MHz system
52 config S3C2440_XTAL_16934400
55 Indicate that the build needs to support 16.9344MHz system
58 config S3C2440_PLL_12000000
60 depends on S3C2440_CPUFREQ && S3C2440_XTAL_12000000
61 default y if CPU_FREQ_S3C24XX_PLL
63 PLL tables for S3C2440 or S3C2442 CPUs with 12MHz crystals.
65 config S3C2440_PLL_16934400
67 depends on S3C2440_CPUFREQ && S3C2440_XTAL_16934400
68 default y if CPU_FREQ_S3C24XX_PLL
70 PLL tables for S3C2440 or S3C2442 CPUs with 16.934MHz crystals.
73 bool "PWM device support"
76 Support for exporting the PWM timer blocks via the pwm device
82 config S3C24XX_GPIO_EXTRA
84 default 128 if S3C24XX_GPIO_EXTRA128
85 default 64 if S3C24XX_GPIO_EXTRA64
88 config S3C24XX_GPIO_EXTRA64
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.
94 config S3C24XX_GPIO_EXTRA128
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.
103 Common power management code for systems that are
104 compatible with the Simtec style of power management
107 bool "S3C2410 DMA support"
108 depends on ARCH_S3C2410
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
115 config S3C2410_DMA_DEBUG
116 bool "S3C2410 DMA support debug"
117 depends on ARCH_S3C2410 && S3C2410_DMA
119 Enable debugging output for the DMA code. This option sends info
120 to the kernel log, at priority KERN_DEBUG.
123 bool "ADC common driver support"
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
129 # SPI default pin configuration code
131 config S3C24XX_SPI_BUS0_GPE11_GPE12_GPE13
134 SPI GPIO configuration code for BUS0 when connected to
135 GPE11, GPE12 and GPE13.
137 config S3C24XX_SPI_BUS1_GPG5_GPG6_GPG7
140 SPI GPIO configuration code for BUS 1 when connected to
143 config S3C24XX_SPI_BUS1_GPD8_GPD9_GPD10
146 SPI GPIO configuration code for BUS 1 when connected to
147 GPD8, GPD9 and GPD10.
149 # common code for s3c24xx based machines, such as the SMDKs.
151 # cpu frequency items common between s3c2410 and s3c2440/s3c2442
153 config S3C2410_IOTIMING
155 depends on CPU_FREQ_S3C24XX
157 Internal node to select io timing code that is common to the s3c2410
158 and s3c2440/s3c2442 cpu frequency support.
160 config S3C2410_CPUFREQ_UTILS
162 depends on CPU_FREQ_S3C24XX
164 Internal node to select timing code that is common to the s3c2410
165 and s3c2440/s3c244 cpu frequency support.
167 # cpu frequency support common to s3c2412, s3c2413 and s3c2442
169 config S3C2412_IOTIMING
171 depends on CPU_FREQ_S3C24XX && (CPU_S3C2412 || CPU_S3C2443)
173 Intel node to select io timing code that is common to the s3c2412
179 Common machine code for SMDK2410 and SMDK2440