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cf383678 BD |
1 | # arch/arm/plat-samsung/Kconfig |
2 | # | |
3 | # Copyright 2009 Simtec Electronics | |
4 | # | |
5 | # Licensed under GPLv2 | |
6 | ||
7 | config PLAT_SAMSUNG | |
8 | bool | |
2d4a3b76 | 9 | depends on PLAT_S3C24XX || ARCH_S3C64XX || PLAT_S5P |
ae5fa355 | 10 | select NO_IOPORT |
878ccdc1 | 11 | select GENERIC_IRQ_CHIP |
cf383678 BD |
12 | default y |
13 | help | |
14 | Base platform code for all Samsung SoC based systems | |
15 | ||
16 | if PLAT_SAMSUNG | |
17 | ||
89f1fa08 BD |
18 | # boot configurations |
19 | ||
20 | comment "Boot options" | |
21 | ||
22 | config S3C_BOOT_WATCHDOG | |
23 | bool "S3C Initialisation watchdog" | |
24 | depends on S3C2410_WATCHDOG | |
25 | help | |
26 | Say y to enable the watchdog during the kernel decompression | |
27 | stage. If the kernel fails to uncompress, then the watchdog | |
28 | will trigger a reset and the system should restart. | |
29 | ||
30 | config S3C_BOOT_ERROR_RESET | |
31 | bool "S3C Reboot on decompression error" | |
32 | help | |
33 | Say y here to use the watchdog to reset the system if the | |
34 | kernel decompressor detects an error during decompression. | |
35 | ||
36 | config S3C_BOOT_UART_FORCE_FIFO | |
37 | bool "Force UART FIFO on during boot process" | |
38 | default y | |
39 | help | |
40 | Say Y here to force the UART FIFOs on during the kernel | |
41 | uncompressor | |
42 | ||
43 | ||
44 | config S3C_LOWLEVEL_UART_PORT | |
45 | int "S3C UART to use for low-level messages" | |
46 | default 0 | |
47 | help | |
48 | Choice of which UART port to use for the low-level messages, | |
49 | such as the `Uncompressing...` at start time. The value of | |
50 | this configuration should be between zero and two. The port | |
51 | must have been initialised by the boot-loader before use. | |
52 | ||
53 | # clock options | |
54 | ||
aa9ad6ad HW |
55 | config SAMSUNG_CLKSRC |
56 | bool | |
57 | help | |
58 | Select the clock code for the clksrc implementation | |
59 | used by newer systems such as the S3C64XX. | |
cf383678 | 60 | |
7162ba03 BD |
61 | # options for IRQ support |
62 | ||
63 | config SAMSUNG_IRQ_VIC_TIMER | |
64 | bool | |
65 | help | |
66 | Internal configuration to build the VIC timer interrupt code. | |
67 | ||
4f830db9 BD |
68 | # options for gpio configuration support |
69 | ||
1f323cfd KK |
70 | config SAMSUNG_GPIOLIB_4BIT |
71 | bool | |
72 | help | |
73 | GPIOlib file contains the 4 bit modification functions for gpio | |
74 | configuration. GPIOlib shall be compiled only for S3C64XX and S5P | |
75 | series of processors. | |
76 | ||
4f830db9 BD |
77 | config S3C_GPIO_CFG_S3C64XX |
78 | bool | |
79 | help | |
80 | Internal configuration to enable S3C64XX style GPIO configuration | |
81 | functions. | |
82 | ||
838c6d49 MS |
83 | config S5P_GPIO_DRVSTR |
84 | bool | |
85 | help | |
86 | Internal configuration to get and set correct GPIO driver strength | |
87 | helper | |
88 | ||
85841bce KK |
89 | config SAMSUNG_GPIO_EXTRA |
90 | int "Number of additional GPIO pins" | |
4ff13995 MB |
91 | default 128 if SAMSUNG_GPIO_EXTRA128 |
92 | default 64 if SAMSUNG_GPIO_EXTRA64 | |
85841bce KK |
93 | default 0 |
94 | help | |
95 | Use additional GPIO space in addition to the GPIO's the SOC | |
96 | provides. This allows expanding the GPIO space for use with | |
97 | GPIO expanders. | |
98 | ||
4ff13995 MB |
99 | config SAMSUNG_GPIO_EXTRA64 |
100 | bool | |
101 | ||
102 | config SAMSUNG_GPIO_EXTRA128 | |
103 | bool | |
104 | ||
89f1fa08 BD |
105 | config S3C_GPIO_SPACE |
106 | int "Space between gpio banks" | |
107 | default 0 | |
108 | help | |
109 | Add a number of spare GPIO entries between each bank for debugging | |
110 | purposes. This allows any problems where an counter overflows from | |
111 | one bank to another to be caught, at the expense of using a little | |
112 | more memory. | |
113 | ||
114 | config S3C_GPIO_TRACK | |
115 | bool | |
116 | help | |
117 | Internal configuration option to enable the s3c specific gpio | |
118 | chip tracking if the platform requires it. | |
119 | ||
3929e1e7 MC |
120 | # ADC driver |
121 | ||
122 | config S3C_ADC | |
123 | bool "ADC common driver support" | |
124 | help | |
125 | Core support for the ADC block found in the Samsung SoC systems | |
126 | for drivers such as the touchscreen and hwmon to use to share | |
127 | this resource. | |
128 | ||
b6a60413 BD |
129 | # device definitions to compile in |
130 | ||
131 | config S3C_DEV_HSMMC | |
132 | bool | |
133 | help | |
134 | Compile in platform device definitions for HSMMC code | |
135 | ||
136 | config S3C_DEV_HSMMC1 | |
137 | bool | |
138 | help | |
139 | Compile in platform device definitions for HSMMC channel 1 | |
140 | ||
141 | config S3C_DEV_HSMMC2 | |
142 | bool | |
143 | help | |
144 | Compile in platform device definitions for HSMMC channel 2 | |
145 | ||
b3c674bc HL |
146 | config S3C_DEV_HSMMC3 |
147 | bool | |
148 | help | |
149 | Compile in platform device definitions for HSMMC channel 3 | |
150 | ||
6cd82ffe MC |
151 | config S3C_DEV_HWMON |
152 | bool | |
153 | help | |
154 | Compile in platform device definitions for HWMON | |
155 | ||
b6a60413 BD |
156 | config S3C_DEV_I2C1 |
157 | bool | |
158 | help | |
159 | Compile in platform device definitions for I2C channel 1 | |
160 | ||
c8d833bf MS |
161 | config S3C_DEV_I2C2 |
162 | bool | |
163 | help | |
164 | Compile in platform device definitions for I2C channel 2 | |
165 | ||
b7a98255 KP |
166 | config S3C_DEV_I2C3 |
167 | bool | |
168 | help | |
169 | Compile in platform device definition for I2C controller 3 | |
170 | ||
171 | config S3C_DEV_I2C4 | |
172 | bool | |
173 | help | |
174 | Compile in platform device definition for I2C controller 4 | |
175 | ||
176 | config S3C_DEV_I2C5 | |
177 | bool | |
178 | help | |
179 | Compile in platform device definition for I2C controller 5 | |
180 | ||
181 | config S3C_DEV_I2C6 | |
182 | bool | |
183 | help | |
184 | Compile in platform device definition for I2C controller 6 | |
185 | ||
186 | config S3C_DEV_I2C7 | |
187 | bool | |
188 | help | |
189 | Compile in platform device definition for I2C controller 7 | |
190 | ||
b6a60413 BD |
191 | config S3C_DEV_FB |
192 | bool | |
193 | help | |
194 | Compile in platform device definition for framebuffer | |
195 | ||
196 | config S3C_DEV_USB_HOST | |
197 | bool | |
198 | help | |
199 | Compile in platform device definition for USB host. | |
200 | ||
201 | config S3C_DEV_USB_HSOTG | |
202 | bool | |
203 | help | |
204 | Compile in platform device definition for USB high-speed OtG | |
205 | ||
e1d5c93e BG |
206 | config S3C_DEV_WDT |
207 | bool | |
208 | default y if ARCH_S3C2410 | |
209 | help | |
210 | Complie in platform device definition for Watchdog Timer | |
211 | ||
b6a60413 BD |
212 | config S3C_DEV_NAND |
213 | bool | |
214 | help | |
215 | Compile in platform device definition for NAND controller | |
216 | ||
999304be MS |
217 | config S3C_DEV_ONENAND |
218 | bool | |
219 | help | |
220 | Compile in platform device definition for OneNAND controller | |
221 | ||
adc0950c AD |
222 | config S3C_DEV_RTC |
223 | bool | |
224 | help | |
225 | Complie in platform device definition for RTC | |
226 | ||
4f7cdc38 NK |
227 | config SAMSUNG_DEV_ADC |
228 | bool | |
229 | help | |
230 | Compile in platform device definition for ADC controller | |
231 | ||
db90005b AK |
232 | config SAMSUNG_DEV_IDE |
233 | bool | |
234 | help | |
235 | Compile in platform device definitions for IDE | |
236 | ||
875a5937 | 237 | config S3C64XX_DEV_SPI0 |
4b4c6625 JB |
238 | bool |
239 | help | |
240 | Compile in platform device definitions for S3C64XX's type | |
875a5937 PV |
241 | SPI controller 0 |
242 | ||
243 | config S3C64XX_DEV_SPI1 | |
244 | bool | |
245 | help | |
246 | Compile in platform device definitions for S3C64XX's type | |
247 | SPI controller 1 | |
248 | ||
249 | config S3C64XX_DEV_SPI2 | |
250 | bool | |
251 | help | |
252 | Compile in platform device definitions for S3C64XX's type | |
253 | SPI controller 2 | |
4b4c6625 | 254 | |
2b6c02ab | 255 | config SAMSUNG_DEV_TS |
909de0d6 MC |
256 | bool |
257 | help | |
2b6c02ab | 258 | Common in platform device definitions for touchscreen device |
909de0d6 | 259 | |
995c48ad JS |
260 | config SAMSUNG_DEV_KEYPAD |
261 | bool | |
262 | help | |
263 | Compile in platform device definitions for keypad | |
264 | ||
2ce30137 BG |
265 | config SAMSUNG_DEV_PWM |
266 | bool | |
267 | default y if ARCH_S3C2410 | |
268 | help | |
269 | Compile in platform device definition for PWM Timer | |
270 | ||
f00207b2 BG |
271 | config SAMSUNG_DEV_BACKLIGHT |
272 | bool | |
273 | depends on SAMSUNG_DEV_PWM | |
274 | help | |
275 | Compile in platform device definition LCD backlight with PWM Timer | |
276 | ||
2ce30137 BG |
277 | config S3C24XX_PWM |
278 | bool "PWM device support" | |
279 | select HAVE_PWM | |
280 | help | |
281 | Support for exporting the PWM timer blocks via the pwm device | |
282 | system | |
283 | ||
89f1fa08 BD |
284 | # DMA |
285 | ||
286 | config S3C_DMA | |
287 | bool | |
288 | help | |
289 | Internal configuration for S3C DMA core | |
290 | ||
aa0de00e | 291 | config SAMSUNG_DMADEV |
d800edeb | 292 | bool |
aa0de00e BK |
293 | select DMADEVICES |
294 | select PL330_DMA if (CPU_EXYNOS4210 || CPU_S5PV210 || CPU_S5PC100 || \ | |
295 | CPU_S5P6450 || CPU_S5P6440) | |
296 | select ARM_AMBA | |
d800edeb | 297 | help |
aa0de00e | 298 | Use DMA device engine for PL330 DMAC. |
d800edeb | 299 | |
8005745d BD |
300 | comment "Power management" |
301 | ||
302 | config SAMSUNG_PM_DEBUG | |
303 | bool "S3C2410 PM Suspend debug" | |
304 | depends on PM | |
305 | help | |
306 | Say Y here if you want verbose debugging from the PM Suspend and | |
307 | Resume code. See <file:Documentation/arm/Samsung-S3C24XX/Suspend.txt> | |
308 | for more information. | |
309 | ||
310 | config S3C_PM_DEBUG_LED_SMDK | |
311 | bool "SMDK LED suspend/resume debugging" | |
312 | depends on PM && (MACH_SMDK6410) | |
313 | help | |
314 | Say Y here to enable the use of the SMDK LEDs on the baseboard | |
315 | for debugging of the state of the suspend and resume process. | |
316 | ||
317 | Note, this currently only works for S3C64XX based SMDK boards. | |
318 | ||
319 | config SAMSUNG_PM_CHECK | |
320 | bool "S3C2410 PM Suspend Memory CRC" | |
321 | depends on PM && CRC32 | |
322 | help | |
323 | Enable the PM code's memory area checksum over sleep. This option | |
324 | will generate CRCs of all blocks of memory, and store them before | |
325 | going to sleep. The blocks are then checked on resume for any | |
326 | errors. | |
327 | ||
328 | Note, this can take several seconds depending on memory size | |
329 | and CPU speed. | |
330 | ||
331 | See <file:Documentation/arm/Samsung-S3C24XX/Suspend.txt> | |
332 | ||
333 | config SAMSUNG_PM_CHECK_CHUNKSIZE | |
334 | int "S3C2410 PM Suspend CRC Chunksize (KiB)" | |
335 | depends on PM && SAMSUNG_PM_CHECK | |
336 | default 64 | |
337 | help | |
338 | Set the chunksize in Kilobytes of the CRC for checking memory | |
339 | corruption over suspend and resume. A smaller value will mean that | |
340 | the CRC data block will take more memory, but wil identify any | |
341 | faults with better precision. | |
342 | ||
343 | See <file:Documentation/arm/Samsung-S3C24XX/Suspend.txt> | |
344 | ||
0317e52e BD |
345 | config SAMSUNG_WAKEMASK |
346 | bool | |
347 | depends on PM | |
348 | help | |
349 | Compile support for wakeup-mask controls found on the S3C6400 | |
350 | and above. This code allows a set of interrupt to wakeup-mask | |
351 | mappings. See <plat/wakeup-mask.h> | |
352 | ||
d930596a CY |
353 | comment "Power Domain" |
354 | ||
355 | config SAMSUNG_PD | |
356 | bool "Samsung Power Domain" | |
357 | depends on PM_RUNTIME | |
358 | help | |
359 | Say Y here if you want to control Power Domain by Runtime PM. | |
360 | ||
952aeeb2 WD |
361 | config DEBUG_S3C_UART |
362 | depends on PLAT_SAMSUNG | |
363 | int | |
364 | default "0" if DEBUG_S3C_UART0 | |
365 | default "1" if DEBUG_S3C_UART1 | |
366 | default "2" if DEBUG_S3C_UART2 | |
367 | ||
cf383678 | 368 | endif |