Kconfig revision be8cb7f42ab9a8723082daa83ac28a11d4dde942
1if ETRAX_ARCH_V10 2 3config ETRAX_ETHERNET 4 bool "Ethernet support" 5 depends on ETRAX_ARCH_V10 && NETDEVICES 6 select MII 7 help 8 This option enables the ETRAX 100LX built-in 10/100Mbit Ethernet 9 controller. 10 11config ETRAX_SERIAL 12 bool "Serial-port support" 13 depends on ETRAX_ARCH_V10 14 help 15 Enables the ETRAX 100 serial driver for ser0 (ttyS0) 16 You probably want this enabled. 17 18config ETRAX_SERIAL_FAST_TIMER 19 bool "Use fast timers for serial DMA flush (experimental)" 20 depends on ETRAX_SERIAL 21 help 22 Select this to have the serial DMAs flushed at a higher rate than 23 normally, possible by using the fast timer API, the timeout is 24 approx. 4 character times. 25 If unsure, say N. 26 27config ETRAX_SERIAL_FLUSH_DMA_FAST 28 bool "Fast serial port DMA flush" 29 depends on ETRAX_SERIAL && !ETRAX_SERIAL_FAST_TIMER 30 help 31 Select this to have the serial DMAs flushed at a higher rate than 32 normally possible through a fast timer interrupt (currently at 33 15360 Hz). 34 If unsure, say N. 35 36config ETRAX_SERIAL_RX_TIMEOUT_TICKS 37 int "Receive flush timeout (ticks) " 38 depends on ETRAX_SERIAL && !ETRAX_SERIAL_FAST_TIMER && !ETRAX_SERIAL_FLUSH_DMA_FAST 39 default "5" 40 help 41 Number of timer ticks between flush of receive fifo (1 tick = 10ms). 42 Try 0-3 for low latency applications. Approx 5 for high load 43 applications (e.g. PPP). Maybe this should be more adaptive some 44 day... 45 46config ETRAX_SERIAL_PORT0 47 bool "Serial port 0 enabled" 48 depends on ETRAX_SERIAL 49 help 50 Enables the ETRAX 100 serial driver for ser0 (ttyS0) 51 Normally you want this on, unless you use external DMA 1 that uses 52 the same DMA channels. 53 54choice 55 prompt "Ser0 DTR, RI, DSR and CD assignment" 56 depends on ETRAX_SERIAL_PORT0 57 default ETRAX_SER0_DTR_RI_DSR_CD_ON_NONE 58 59config ETRAX_SER0_DTR_RI_DSR_CD_ON_NONE 60 bool "No_DTR_RI_DSR_CD" 61 62config ETRAX_SER0_DTR_RI_DSR_CD_ON_PA 63 bool "DTR_RI_DSR_CD_on_PA" 64 65config ETRAX_SER0_DTR_RI_DSR_CD_ON_PB 66 bool "DTR_RI_DSR_CD_on_PB" 67 help 68 Enables the status and control signals DTR, RI, DSR and CD on PB for 69 ser0. 70 71config ETRAX_SER0_DTR_RI_DSR_CD_MIXED 72 bool "DTR_RI_DSR_CD_mixed_on_PA_and_PB" 73 74endchoice 75 76config ETRAX_SER0_DTR_ON_PA_BIT 77 int "Ser0 DTR on PA bit (-1 = not used)" if ETRAX_SER0_DTR_RI_DSR_CD_ON_PA || ETRAX_SER0_DTR_RI_DSR_CD_MIXED 78 depends on ETRAX_SERIAL_PORT0 79 default "-1" if !ETRAX_SER0_DTR_RI_DSR_CD_ON_PA && !ETRAX_SER0_DTR_RI_DSR_CD_MIXED 80 default "4" if ETRAX_SER0_DTR_RI_DSR_CD_ON_PA || ETRAX_SER0_DTR_RI_DSR_CD_MIXED 81 82config ETRAX_SER0_RI_ON_PA_BIT 83 int "Ser0 RI on PA bit (-1 = not used)" if ETRAX_SER0_DTR_RI_DSR_CD_ON_PA || ETRAX_SER0_DTR_RI_DSR_CD_MIXED 84 depends on ETRAX_SERIAL_PORT0 85 default "-1" if !ETRAX_SER0_DTR_RI_DSR_CD_ON_PA && !ETRAX_SER0_DTR_RI_DSR_CD_MIXED 86 default "5" if ETRAX_SER0_DTR_RI_DSR_CD_ON_PA || ETRAX_SER0_DTR_RI_DSR_CD_MIXED 87 88config ETRAX_SER0_DSR_ON_PA_BIT 89 int "Ser0 DSR on PA bit (-1 = not used)" if ETRAX_SER0_DTR_RI_DSR_CD_ON_PA || ETRAX_SER0_DTR_RI_DSR_CD_MIXED 90 depends on ETRAX_SERIAL_PORT0 91 default "-1" if !ETRAX_SER0_DTR_RI_DSR_CD_ON_PA && !ETRAX_SER0_DTR_RI_DSR_CD_MIXED 92 default "6" if ETRAX_SER0_DTR_RI_DSR_CD_ON_PA || ETRAX_SER0_DTR_RI_DSR_CD_MIXED 93 94config ETRAX_SER0_CD_ON_PA_BIT 95 int "Ser0 CD on PA bit (-1 = not used)" if ETRAX_SER0_DTR_RI_DSR_CD_ON_PA || ETRAX_SER0_DTR_RI_DSR_CD_MIXED 96 depends on ETRAX_SERIAL_PORT0 97 default "-1" if !ETRAX_SER0_DTR_RI_DSR_CD_ON_PA && !ETRAX_SER0_DTR_RI_DSR_CD_MIXED 98 default "7" if ETRAX_SER0_DTR_RI_DSR_CD_ON_PA || ETRAX_SER0_DTR_RI_DSR_CD_MIXED 99 100config ETRAX_SER0_DTR_ON_PB_BIT 101 int "Ser0 DTR on PB bit (-1 = not used)" if ETRAX_SER0_DTR_RI_DSR_CD_ON_PB || ETRAX_SER0_DTR_RI_DSR_CD_MIXED 102 depends on ETRAX_SERIAL_PORT0 103 default "-1" if !ETRAX_SER0_DTR_RI_DSR_CD_ON_PB && !ETRAX_SER0_DTR_RI_DSR_CD_MIXED 104 default "4" if ETRAX_SER0_DTR_RI_DSR_CD_ON_PB || ETRAX_SER0_DTR_RI_DSR_CD_MIXED 105 help 106 Specify the pin of the PB port to carry the DTR signal for serial 107 port 0. 108 109config ETRAX_SER0_RI_ON_PB_BIT 110 int "Ser0 RI on PB bit (-1 = not used)" if ETRAX_SER0_DTR_RI_DSR_CD_ON_PB || ETRAX_SER0_DTR_RI_DSR_CD_MIXED 111 depends on ETRAX_SERIAL_PORT0 112 default "-1" if !ETRAX_SER0_DTR_RI_DSR_CD_ON_PB && !ETRAX_SER0_DTR_RI_DSR_CD_MIXED 113 default "5" if ETRAX_SER0_DTR_RI_DSR_CD_ON_PB || ETRAX_SER0_DTR_RI_DSR_CD_MIXED 114 help 115 Specify the pin of the PB port to carry the RI signal for serial 116 port 0. 117 118config ETRAX_SER0_DSR_ON_PB_BIT 119 int "Ser0 DSR on PB bit (-1 = not used)" if ETRAX_SER0_DTR_RI_DSR_CD_ON_PB || ETRAX_SER0_DTR_RI_DSR_CD_MIXED 120 depends on ETRAX_SERIAL_PORT0 121 default "-1" if !ETRAX_SER0_DTR_RI_DSR_CD_ON_PB && !ETRAX_SER0_DTR_RI_DSR_CD_MIXED 122 default "6" if ETRAX_SER0_DTR_RI_DSR_CD_ON_PB || ETRAX_SER0_DTR_RI_DSR_CD_MIXED 123 help 124 Specify the pin of the PB port to carry the DSR signal for serial 125 port 0. 126 127config ETRAX_SER0_CD_ON_PB_BIT 128 int "Ser0 CD on PB bit (-1 = not used)" if ETRAX_SER0_DTR_RI_DSR_CD_ON_PB || ETRAX_SER0_DTR_RI_DSR_CD_MIXED 129 depends on ETRAX_SERIAL_PORT0 130 default "-1" if !ETRAX_SER0_DTR_RI_DSR_CD_ON_PB && !ETRAX_SER0_DTR_RI_DSR_CD_MIXED 131 default "7" if ETRAX_SER0_DTR_RI_DSR_CD_ON_PB || ETRAX_SER0_DTR_RI_DSR_CD_MIXED 132 help 133 Specify the pin of the PB port to carry the CD signal for serial 134 port 0. 135 136config ETRAX_SERIAL_PORT1 137 bool "Serial port 1 enabled" 138 depends on ETRAX_SERIAL 139 help 140 Enables the ETRAX 100 serial driver for ser1 (ttyS1). 141 142choice 143 prompt "Ser1 DTR, RI, DSR and CD assignment" 144 depends on ETRAX_SERIAL_PORT1 145 default ETRAX_SER1_DTR_RI_DSR_CD_ON_NONE 146 147config ETRAX_SER1_DTR_RI_DSR_CD_ON_NONE 148 bool "No_DTR_RI_DSR_CD" 149 150config ETRAX_SER1_DTR_RI_DSR_CD_ON_PA 151 bool "DTR_RI_DSR_CD_on_PA" 152 153config ETRAX_SER1_DTR_RI_DSR_CD_ON_PB 154 bool "DTR_RI_DSR_CD_on_PB" 155 help 156 Enables the status and control signals DTR, RI, DSR and CD on PB for 157 ser1. 158 159config ETRAX_SER1_DTR_RI_DSR_CD_MIXED 160 bool "DTR_RI_DSR_CD_mixed_on_PA_and_PB" 161 162endchoice 163 164config ETRAX_SER1_DTR_ON_PA_BIT 165 int "Ser1 DTR on PA bit (-1 = not used)" if ETRAX_SER1_DTR_RI_DSR_CD_ON_PA || ETRAX_SER1_DTR_RI_DSR_CD_MIXED 166 depends on ETRAX_SERIAL_PORT1 167 default "-1" if !ETRAX_SER1_DTR_RI_DSR_CD_ON_PA && !ETRAX_SER1_DTR_RI_DSR_CD_MIXED 168 default "4" if ETRAX_SER1_DTR_RI_DSR_CD_ON_PA || ETRAX_SER1_DTR_RI_DSR_CD_MIXED 169 170config ETRAX_SER1_RI_ON_PA_BIT 171 int "Ser1 RI on PA bit (-1 = not used)" if ETRAX_SER1_DTR_RI_DSR_CD_ON_PA || ETRAX_SER1_DTR_RI_DSR_CD_MIXED 172 depends on ETRAX_SERIAL_PORT1 173 default "-1" if !ETRAX_SER1_DTR_RI_DSR_CD_ON_PA && !ETRAX_SER1_DTR_RI_DSR_CD_MIXED 174 default "5" if ETRAX_SER1_DTR_RI_DSR_CD_ON_PA || ETRAX_SER1_DTR_RI_DSR_CD_MIXED 175 176config ETRAX_SER1_DSR_ON_PA_BIT 177 int "Ser1 DSR on PA bit (-1 = not used)" if ETRAX_SER1_DTR_RI_DSR_CD_ON_PA || ETRAX_SER1_DTR_RI_DSR_CD_MIXED 178 depends on ETRAX_SERIAL_PORT1 179 default "-1" if !ETRAX_SER1_DTR_RI_DSR_CD_ON_PA && !ETRAX_SER1_DTR_RI_DSR_CD_MIXED 180 default "6" if ETRAX_SER1_DTR_RI_DSR_CD_ON_PA || ETRAX_SER1_DTR_RI_DSR_CD_MIXED 181 182config ETRAX_SER1_CD_ON_PA_BIT 183 int "Ser1 CD on PA bit (-1 = not used)" if ETRAX_SER1_DTR_RI_DSR_CD_ON_PA || ETRAX_SER1_DTR_RI_DSR_CD_MIXED 184 depends on ETRAX_SERIAL_PORT1 185 default "-1" if !ETRAX_SER1_DTR_RI_DSR_CD_ON_PA && !ETRAX_SER1_DTR_RI_DSR_CD_MIXED 186 default "7" if ETRAX_SER1_DTR_RI_DSR_CD_ON_PA || ETRAX_SER1_DTR_RI_DSR_CD_MIXED 187 188config ETRAX_SER1_DTR_ON_PB_BIT 189 int "Ser1 DTR on PB bit (-1 = not used)" if ETRAX_SER1_DTR_RI_DSR_CD_ON_PB || ETRAX_SER1_DTR_RI_DSR_CD_MIXED 190 depends on ETRAX_SERIAL_PORT1 191 default "-1" if !ETRAX_SER1_DTR_RI_DSR_CD_ON_PB && !ETRAX_SER1_DTR_RI_DSR_CD_MIXED 192 default "4" if ETRAX_SER1_DTR_RI_DSR_CD_ON_PB || ETRAX_SER1_DTR_RI_DSR_CD_MIXED 193 help 194 Specify the pin of the PB port to carry the DTR signal for serial 195 port 1. 196 197config ETRAX_SER1_RI_ON_PB_BIT 198 int "Ser1 RI on PB bit (-1 = not used)" if ETRAX_SER1_DTR_RI_DSR_CD_ON_PB || ETRAX_SER1_DTR_RI_DSR_CD_MIXED 199 depends on ETRAX_SERIAL_PORT1 200 default "-1" if !ETRAX_SER1_DTR_RI_DSR_CD_ON_PB && !ETRAX_SER1_DTR_RI_DSR_CD_MIXED 201 default "5" if ETRAX_SER1_DTR_RI_DSR_CD_ON_PB || ETRAX_SER1_DTR_RI_DSR_CD_MIXED 202 help 203 Specify the pin of the PB port to carry the RI signal for serial 204 port 1. 205 206config ETRAX_SER1_DSR_ON_PB_BIT 207 int "Ser1 DSR on PB bit (-1 = not used)" if ETRAX_SER1_DTR_RI_DSR_CD_ON_PB || ETRAX_SER1_DTR_RI_DSR_CD_MIXED 208 depends on ETRAX_SERIAL_PORT1 209 default "-1" if !ETRAX_SER1_DTR_RI_DSR_CD_ON_PB && !ETRAX_SER1_DTR_RI_DSR_CD_MIXED 210 default "6" if ETRAX_SER1_DTR_RI_DSR_CD_ON_PB || ETRAX_SER1_DTR_RI_DSR_CD_MIXED 211 help 212 Specify the pin of the PB port to carry the DSR signal for serial 213 port 1. 214 215config ETRAX_SER1_CD_ON_PB_BIT 216 int "Ser1 CD on PB bit (-1 = not used)" if ETRAX_SER1_DTR_RI_DSR_CD_ON_PB || ETRAX_SER1_DTR_RI_DSR_CD_MIXED 217 depends on ETRAX_SERIAL_PORT1 218 default "-1" if !ETRAX_SER1_DTR_RI_DSR_CD_ON_PB && !ETRAX_SER1_DTR_RI_DSR_CD_MIXED 219 default "7" if ETRAX_SER1_DTR_RI_DSR_CD_ON_PB || ETRAX_SER1_DTR_RI_DSR_CD_MIXED 220 help 221 Specify the pin of the PB port to carry the CD signal for serial 222 port 1. 223 224comment "Make sure you do not have the same PB bits more than once!" 225 depends on ETRAX_SERIAL && ETRAX_SER0_DTR_RI_DSR_CD_ON_PB && ETRAX_SER1_DTR_RI_DSR_CD_ON_PB 226 227config ETRAX_SERIAL_PORT2 228 bool "Serial port 2 enabled" 229 depends on ETRAX_SERIAL 230 help 231 Enables the ETRAX 100 serial driver for ser2 (ttyS2). 232 233choice 234 prompt "Ser2 DTR, RI, DSR and CD assignment" 235 depends on ETRAX_SERIAL_PORT2 236 default ETRAX_SER2_DTR_RI_DSR_CD_ON_NONE 237 238config ETRAX_SER2_DTR_RI_DSR_CD_ON_NONE 239 bool "No_DTR_RI_DSR_CD" 240 241config ETRAX_SER2_DTR_RI_DSR_CD_ON_PA 242 bool "DTR_RI_DSR_CD_on_PA" 243 help 244 Enables the status and control signals DTR, RI, DSR and CD on PA for 245 ser2. 246 247config ETRAX_SER2_DTR_RI_DSR_CD_ON_PB 248 bool "DTR_RI_DSR_CD_on_PB" 249 250config ETRAX_SER2_DTR_RI_DSR_CD_MIXED 251 bool "DTR_RI_DSR_CD_mixed_on_PA_and_PB" 252 253endchoice 254 255config ETRAX_SER2_DTR_ON_PA_BIT 256 int "Ser2 DTR on PA bit (-1 = not used)" if ETRAX_SER2_DTR_RI_DSR_CD_ON_PA || ETRAX_SER2_DTR_RI_DSR_CD_MIXED 257 depends on ETRAX_SERIAL_PORT2 258 default "-1" if !ETRAX_SER2_DTR_RI_DSR_CD_ON_PA && !ETRAX_SER2_DTR_RI_DSR_CD_MIXED 259 default "4" if ETRAX_SER2_DTR_RI_DSR_CD_ON_PA || ETRAX_SER2_DTR_RI_DSR_CD_MIXED 260 help 261 Specify the pin of the PA port to carry the DTR signal for serial 262 port 2. 263 264config ETRAX_SER2_RI_ON_PA_BIT 265 int "Ser2 RI on PA bit (-1 = not used)" if ETRAX_SER2_DTR_RI_DSR_CD_ON_PA || ETRAX_SER2_DTR_RI_DSR_CD_MIXED 266 depends on ETRAX_SERIAL_PORT2 267 default "-1" if !ETRAX_SER2_DTR_RI_DSR_CD_ON_PA && !ETRAX_SER2_DTR_RI_DSR_CD_MIXED 268 default "5" if ETRAX_SER2_DTR_RI_DSR_CD_ON_PA || ETRAX_SER2_DTR_RI_DSR_CD_MIXED 269 help 270 Specify the pin of the PA port to carry the RI signal for serial 271 port 2. 272 273config ETRAX_SER2_DSR_ON_PA_BIT 274 int "Ser2 DSR on PA bit (-1 = not used)" if ETRAX_SER2_DTR_RI_DSR_CD_ON_PA || ETRAX_SER2_DTR_RI_DSR_CD_MIXED 275 depends on ETRAX_SERIAL_PORT2 276 default "-1" if !ETRAX_SER2_DTR_RI_DSR_CD_ON_PA && !ETRAX_SER2_DTR_RI_DSR_CD_MIXED 277 default "6" if ETRAX_SER2_DTR_RI_DSR_CD_ON_PA || ETRAX_SER2_DTR_RI_DSR_CD_MIXED 278 help 279 Specify the pin of the PA port to carry the DTR signal for serial 280 port 2. 281 282config ETRAX_SER2_CD_ON_PA_BIT 283 int "Ser2 CD on PA bit (-1 = not used)" if ETRAX_SER2_DTR_RI_DSR_CD_ON_PA || ETRAX_SER2_DTR_RI_DSR_CD_MIXED 284 depends on ETRAX_SERIAL_PORT2 285 default "-1" if !ETRAX_SER2_DTR_RI_DSR_CD_ON_PA && !ETRAX_SER2_DTR_RI_DSR_CD_MIXED 286 default "7" if ETRAX_SER2_DTR_RI_DSR_CD_ON_PA || ETRAX_SER2_DTR_RI_DSR_CD_MIXED 287 help 288 Specify the pin of the PA port to carry the CD signal for serial 289 port 2. 290 291config ETRAX_SER2_DTR_ON_PB_BIT 292 int "Ser2 DTR on PB bit (-1 = not used)" if ETRAX_SER2_DTR_RI_DSR_CD_ON_PB || ETRAX_SER2_DTR_RI_DSR_CD_MIXED 293 depends on ETRAX_SERIAL_PORT2 294 default "-1" if !ETRAX_SER2_DTR_RI_DSR_CD_ON_PB && !ETRAX_SER2_DTR_RI_DSR_CD_MIXED 295 default "4" if ETRAX_SER2_DTR_RI_DSR_CD_ON_PB || ETRAX_SER2_DTR_RI_DSR_CD_MIXED 296 297config ETRAX_SER2_RI_ON_PB_BIT 298 int "Ser2 RI on PB bit (-1 = not used)" if ETRAX_SER2_DTR_RI_DSR_CD_ON_PB || ETRAX_SER2_DTR_RI_DSR_CD_MIXED 299 depends on ETRAX_SERIAL_PORT2 300 default "-1" if !ETRAX_SER2_DTR_RI_DSR_CD_ON_PB && !ETRAX_SER2_DTR_RI_DSR_CD_MIXED 301 default "5" if ETRAX_SER2_DTR_RI_DSR_CD_ON_PB || ETRAX_SER2_DTR_RI_DSR_CD_MIXED 302 303config ETRAX_SER2_DSR_ON_PB_BIT 304 int "Ser2 DSR on PB bit (-1 = not used)" if ETRAX_SER2_DTR_RI_DSR_CD_ON_PB || ETRAX_SER2_DTR_RI_DSR_CD_MIXED 305 depends on ETRAX_SERIAL_PORT2 306 default "-1" if !ETRAX_SER2_DTR_RI_DSR_CD_ON_PB && !ETRAX_SER2_DTR_RI_DSR_CD_MIXED 307 default "6" if ETRAX_SER2_DTR_RI_DSR_CD_ON_PB || ETRAX_SER2_DTR_RI_DSR_CD_MIXED 308 309config ETRAX_SER2_CD_ON_PB_BIT 310 int "Ser2 CD on PB bit (-1 = not used)" if ETRAX_SER2_DTR_RI_DSR_CD_ON_PB || ETRAX_SER2_DTR_RI_DSR_CD_MIXED 311 depends on ETRAX_SERIAL_PORT2 312 default "-1" if !ETRAX_SER2_DTR_RI_DSR_CD_ON_PB && !ETRAX_SER2_DTR_RI_DSR_CD_MIXED 313 default "7" if ETRAX_SER2_DTR_RI_DSR_CD_ON_PB || ETRAX_SER2_DTR_RI_DSR_CD_MIXED 314 315config ETRAX_SERIAL_PORT3 316 bool "Serial port 3 enabled" 317 depends on ETRAX_SERIAL 318 help 319 Enables the ETRAX 100 serial driver for ser3 (ttyS3). 320 321choice 322 prompt "Ser3 DTR, RI, DSR and CD assignment" 323 depends on ETRAX_SERIAL_PORT3 324 default ETRAX_SER3_DTR_RI_DSR_CD_ON_NONE 325 326config ETRAX_SER3_DTR_RI_DSR_CD_ON_NONE 327 bool "No_DTR_RI_DSR_CD" 328 329config ETRAX_SER3_DTR_RI_DSR_CD_ON_PA 330 bool "DTR_RI_DSR_CD_on_PA" 331 332config ETRAX_SER3_DTR_RI_DSR_CD_ON_PB 333 bool "DTR_RI_DSR_CD_on_PB" 334 335config ETRAX_SER3_DTR_RI_DSR_CD_MIXED 336 bool "DTR_RI_DSR_CD_mixed_on_PA_and_PB" 337 338endchoice 339 340config ETRAX_SER3_DTR_ON_PA_BIT 341 int "Ser3 DTR on PA bit (-1 = not used)" if ETRAX_SER3_DTR_RI_DSR_CD_ON_PA || ETRAX_SER3_DTR_RI_DSR_CD_MIXED 342 depends on ETRAX_SERIAL_PORT3 343 default "-1" 344 345config ETRAX_SER3_RI_ON_PA_BIT 346 int "Ser3 RI on PA bit (-1 = not used)" if ETRAX_SER3_DTR_RI_DSR_CD_ON_PA || ETRAX_SER3_DTR_RI_DSR_CD_MIXED 347 depends on ETRAX_SERIAL_PORT3 348 default "-1" 349 350config ETRAX_SER3_DSR_ON_PA_BIT 351 int "Ser3 DSR on PA bit (-1 = not used)" if ETRAX_SER3_DTR_RI_DSR_CD_ON_PA || ETRAX_SER3_DTR_RI_DSR_CD_MIXED 352 depends on ETRAX_SERIAL_PORT3 353 default "-1" 354 355config ETRAX_SER3_CD_ON_PA_BIT 356 int "Ser3 CD on PA bit (-1 = not used)" if ETRAX_SER3_DTR_RI_DSR_CD_ON_PA || ETRAX_SER3_DTR_RI_DSR_CD_MIXED 357 depends on ETRAX_SERIAL_PORT3 358 default "-1" 359 360config ETRAX_SER3_DTR_ON_PB_BIT 361 int "Ser3 DTR on PB bit (-1 = not used)" if ETRAX_SER3_DTR_RI_DSR_CD_ON_PB || ETRAX_SER3_DTR_RI_DSR_CD_MIXED 362 depends on ETRAX_SERIAL_PORT3 363 default "-1" 364 365config ETRAX_SER3_RI_ON_PB_BIT 366 int "Ser3 RI on PB bit (-1 = not used)" if ETRAX_SER3_DTR_RI_DSR_CD_ON_PB || ETRAX_SER3_DTR_RI_DSR_CD_MIXED 367 depends on ETRAX_SERIAL_PORT3 368 default "-1" 369 370config ETRAX_SER3_DSR_ON_PB_BIT 371 int "Ser3 DSR on PB bit (-1 = not used)" if ETRAX_SER3_DTR_RI_DSR_CD_ON_PB || ETRAX_SER3_DTR_RI_DSR_CD_MIXED 372 depends on ETRAX_SERIAL_PORT3 373 default "-1" 374 375config ETRAX_SER3_CD_ON_PB_BIT 376 int "Ser3 CD on PB bit (-1 = not used)" if ETRAX_SER3_DTR_RI_DSR_CD_ON_PB || ETRAX_SER3_DTR_RI_DSR_CD_MIXED 377 depends on ETRAX_SERIAL_PORT3 378 default "-1" 379 380config ETRAX_RS485 381 bool "RS-485 support" 382 depends on ETRAX_SERIAL 383 help 384 Enables support for RS-485 serial communication. For a primer on 385 RS-485, see <http://en.wikipedia.org/wiki/Rs485> 386 387config ETRAX_RS485_ON_PA 388 bool "RS-485 mode on PA" 389 depends on ETRAX_RS485 390 help 391 Control Driver Output Enable on RS485 transceiver using a pin on PA 392 port: 393 Axis 2400/2401 uses PA 3. 394 395config ETRAX_RS485_ON_PA_BIT 396 int "RS-485 mode on PA bit" 397 depends on ETRAX_RS485_ON_PA 398 default "3" 399 help 400 Control Driver Output Enable on RS485 transceiver using a this bit 401 on PA port. 402 403config ETRAX_RS485_DISABLE_RECEIVER 404 bool "Disable serial receiver" 405 depends on ETRAX_RS485 406 help 407 It's necessary to disable the serial receiver to avoid serial 408 loopback. Not all products are able to do this in software only. 409 Axis 2400/2401 must disable receiver. 410 411config ETRAX_USB_HOST 412 bool "USB host" 413 select USB 414 help 415 This option enables the host functionality of the ETRAX 100LX 416 built-in USB controller. In host mode the controller is designed 417 for CTRL and BULK traffic only, INTR traffic may work as well 418 however (depending on the requirements of timeliness). 419 420config ETRAX_PTABLE_SECTOR 421 int "Byte-offset of partition table sector" 422 depends on ETRAX_AXISFLASHMAP 423 default "65536" 424 help 425 Byte-offset of the partition table in the first flash chip. 426 The default value is 64kB and should not be changed unless 427 you know exactly what you are doing. The only valid reason 428 for changing this is when the flash block size is bigger 429 than 64kB (e.g. when using two parallel 16 bit flashes). 430 431config ETRAX_I2C 432 bool "I2C support" 433 depends on ETRAX_ARCH_V10 434 help 435 Enables an I2C driver on ETRAX100. 436 EXAMPLE usage: 437 i2c_arg = I2C_WRITEARG(STA013_WRITE_ADDR, reg, val); 438 ioctl(fd, _IO(ETRAXI2C_IOCTYPE, I2C_WRITEREG), i2c_arg); 439 i2c_arg = I2C_READARG(STA013_READ_ADDR, reg); 440 val = ioctl(fd, _IO(ETRAXI2C_IOCTYPE, I2C_READREG), i2c_arg); 441 442# this is true for most products since PB-I2C seems to be somewhat 443# flawed.. 444config ETRAX_I2C_USES_PB_NOT_PB_I2C 445 bool "I2C uses PB not PB-I2C" 446 depends on ETRAX_I2C 447 help 448 Select whether to use the special I2C mode in the PB I/O register or 449 not. This option needs to be selected in order to use some drivers 450 that access the I2C I/O pins directly instead of going through the 451 I2C driver, like the DS1302 realtime-clock driver. If you are 452 uncertain, choose Y here. 453 454config ETRAX_I2C_DATA_PORT 455 int "I2C SDA bit number" 456 depends on ETRAX_I2C_USES_PB_NOT_PB_I2C 457 default "0" 458 help 459 Selects the pin on Port B where the data pin is connected 460 461config ETRAX_I2C_CLK_PORT 462 int "I2C SCL bit number" 463 depends on ETRAX_I2C_USES_PB_NOT_PB_I2C 464 default "1" 465 help 466 Select the pin on Port B where the clock pin is connected 467 468config ETRAX_I2C_EEPROM 469 bool "I2C EEPROM (non-volatile RAM) support" 470 depends on ETRAX_I2C 471 help 472 Enables I2C EEPROM (non-volatile RAM) on PB0 and PB1 using the I2C 473 driver. Select size option: Probed, 2k, 8k, 16k. 474 (Probing works for 2k and 8k but not that well for 16k) 475 476choice 477 prompt "EEPROM size" 478 depends on ETRAX_I2C_EEPROM 479 default ETRAX_I2C_EEPROM_PROBE 480 481config ETRAX_I2C_EEPROM_PROBE 482 bool "Probed" 483 help 484 Specifies size or auto probe of the EEPROM size. 485 Options: Probed, 2k, 8k, 16k. 486 (Probing works for 2k and 8k but not that well for 16k) 487 488config ETRAX_I2C_EEPROM_2KB 489 bool "2kB" 490 help 491 Use a 2kB EEPROM. 492 493config ETRAX_I2C_EEPROM_8KB 494 bool "8kB" 495 help 496 Use a 8kB EEPROM. 497 498config ETRAX_I2C_EEPROM_16KB 499 bool "16kB" 500 help 501 Use a 16kB EEPROM. 502 503endchoice 504 505config ETRAX_GPIO 506 bool "GPIO support" 507 depends on ETRAX_ARCH_V10 508 ---help--- 509 Enables the ETRAX general port device (major 120, minors 0 and 1). 510 You can use this driver to access the general port bits. It supports 511 these ioctl's: 512 #include <linux/etraxgpio.h> 513 fd = open("/dev/gpioa", O_RDWR); // or /dev/gpiob 514 ioctl(fd, _IO(ETRAXGPIO_IOCTYPE, IO_SETBITS), bits_to_set); 515 ioctl(fd, _IO(ETRAXGPIO_IOCTYPE, IO_CLRBITS), bits_to_clear); 516 val = ioctl(fd, _IO(ETRAXGPIO_IOCTYPE, IO_READBITS), NULL); 517 Remember that you need to setup the port directions appropriately in 518 the General configuration. 519 520config ETRAX_PA_CHANGEABLE_DIR 521 hex "PA user changeable dir mask" 522 depends on ETRAX_GPIO 523 default "00" 524 help 525 This is a bitmask with information of what bits in PA that a user 526 can change direction on using ioctl's. 527 Bit set = changeable. 528 You probably want 00 here. 529 530config ETRAX_PA_CHANGEABLE_BITS 531 hex "PA user changeable bits mask" 532 depends on ETRAX_GPIO 533 default "FF" 534 help 535 This is a bitmask with information of what bits in PA that a user 536 can change the value on using ioctl's. 537 Bit set = changeable. 538 You probably want 00 here. 539 540config ETRAX_PB_CHANGEABLE_DIR 541 hex "PB user changeable dir mask" 542 depends on ETRAX_GPIO 543 default "00" 544 help 545 This is a bitmask with information of what bits in PB that a user 546 can change direction on using ioctl's. 547 Bit set = changeable. 548 You probably want 00 here. 549 550config ETRAX_PB_CHANGEABLE_BITS 551 hex "PB user changeable bits mask" 552 depends on ETRAX_GPIO 553 default "FF" 554 help 555 This is a bitmask with information of what bits in PB that a user 556 can change the value on using ioctl's. 557 Bit set = changeable. 558 You probably want 00 here. 559 560endif 561