|  | if ETRAX_ARCH_V10 | 
|  |  | 
|  | config ETRAX_ETHERNET | 
|  | bool "Ethernet support" | 
|  | depends on ETRAX_ARCH_V10 && NETDEVICES | 
|  | select MII | 
|  | help | 
|  | This option enables the ETRAX 100LX built-in 10/100Mbit Ethernet | 
|  | controller. | 
|  |  | 
|  | config ETRAX_SERIAL | 
|  | bool "Serial-port support" | 
|  | depends on ETRAX_ARCH_V10 | 
|  | help | 
|  | Enables the ETRAX 100 serial driver for ser0 (ttyS0) | 
|  | You probably want this enabled. | 
|  |  | 
|  | config ETRAX_SERIAL_FAST_TIMER | 
|  | bool "Use fast timers for serial DMA flush (experimental)" | 
|  | depends on ETRAX_SERIAL | 
|  | help | 
|  | Select this to have the serial DMAs flushed at a higher rate than | 
|  | normally, possible by using the fast timer API, the timeout is | 
|  | approx. 4 character times. | 
|  | If unsure, say N. | 
|  |  | 
|  | config ETRAX_SERIAL_FLUSH_DMA_FAST | 
|  | bool "Fast serial port DMA flush" | 
|  | depends on ETRAX_SERIAL && !ETRAX_SERIAL_FAST_TIMER | 
|  | help | 
|  | Select this to have the serial DMAs flushed at a higher rate than | 
|  | normally possible through a fast timer interrupt (currently at | 
|  | 15360 Hz). | 
|  | If unsure, say N. | 
|  |  | 
|  | config ETRAX_SERIAL_RX_TIMEOUT_TICKS | 
|  | int "Receive flush timeout (ticks) " | 
|  | depends on ETRAX_SERIAL && !ETRAX_SERIAL_FAST_TIMER && !ETRAX_SERIAL_FLUSH_DMA_FAST | 
|  | default "5" | 
|  | help | 
|  | Number of timer ticks between flush of receive fifo (1 tick = 10ms). | 
|  | Try 0-3 for low latency applications.  Approx 5 for high load | 
|  | applications (e.g. PPP).  Maybe this should be more adaptive some | 
|  | day... | 
|  |  | 
|  | config ETRAX_SERIAL_PORT0 | 
|  | bool "Serial port 0 enabled" | 
|  | depends on ETRAX_SERIAL | 
|  | help | 
|  | Enables the ETRAX 100 serial driver for ser0 (ttyS0) | 
|  | Normally you want this on, unless you use external DMA 1 that uses | 
|  | the same DMA channels. | 
|  |  | 
|  | choice | 
|  | prompt "Ser0 DTR, RI, DSR and CD assignment" | 
|  | depends on ETRAX_SERIAL_PORT0 | 
|  | default ETRAX_SER0_DTR_RI_DSR_CD_ON_NONE | 
|  |  | 
|  | config ETRAX_SER0_DTR_RI_DSR_CD_ON_NONE | 
|  | bool "No_DTR_RI_DSR_CD" | 
|  |  | 
|  | config ETRAX_SER0_DTR_RI_DSR_CD_ON_PA | 
|  | bool "DTR_RI_DSR_CD_on_PA" | 
|  |  | 
|  | config ETRAX_SER0_DTR_RI_DSR_CD_ON_PB | 
|  | bool "DTR_RI_DSR_CD_on_PB" | 
|  | help | 
|  | Enables the status and control signals DTR, RI, DSR and CD on PB for | 
|  | ser0. | 
|  |  | 
|  | config ETRAX_SER0_DTR_RI_DSR_CD_MIXED | 
|  | bool "DTR_RI_DSR_CD_mixed_on_PA_and_PB" | 
|  |  | 
|  | endchoice | 
|  |  | 
|  | config ETRAX_SER0_DTR_ON_PA_BIT | 
|  | 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 | 
|  | depends on ETRAX_SERIAL_PORT0 | 
|  | default "-1" if !ETRAX_SER0_DTR_RI_DSR_CD_ON_PA && !ETRAX_SER0_DTR_RI_DSR_CD_MIXED | 
|  | default "4" if ETRAX_SER0_DTR_RI_DSR_CD_ON_PA || ETRAX_SER0_DTR_RI_DSR_CD_MIXED | 
|  |  | 
|  | config ETRAX_SER0_RI_ON_PA_BIT | 
|  | 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 | 
|  | depends on ETRAX_SERIAL_PORT0 | 
|  | default "-1" if !ETRAX_SER0_DTR_RI_DSR_CD_ON_PA && !ETRAX_SER0_DTR_RI_DSR_CD_MIXED | 
|  | default "5" if ETRAX_SER0_DTR_RI_DSR_CD_ON_PA || ETRAX_SER0_DTR_RI_DSR_CD_MIXED | 
|  |  | 
|  | config ETRAX_SER0_DSR_ON_PA_BIT | 
|  | 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 | 
|  | depends on ETRAX_SERIAL_PORT0 | 
|  | default "-1" if !ETRAX_SER0_DTR_RI_DSR_CD_ON_PA && !ETRAX_SER0_DTR_RI_DSR_CD_MIXED | 
|  | default "6" if ETRAX_SER0_DTR_RI_DSR_CD_ON_PA || ETRAX_SER0_DTR_RI_DSR_CD_MIXED | 
|  |  | 
|  | config ETRAX_SER0_CD_ON_PA_BIT | 
|  | 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 | 
|  | depends on ETRAX_SERIAL_PORT0 | 
|  | default "-1" if !ETRAX_SER0_DTR_RI_DSR_CD_ON_PA && !ETRAX_SER0_DTR_RI_DSR_CD_MIXED | 
|  | default "7" if ETRAX_SER0_DTR_RI_DSR_CD_ON_PA || ETRAX_SER0_DTR_RI_DSR_CD_MIXED | 
|  |  | 
|  | config ETRAX_SER0_DTR_ON_PB_BIT | 
|  | 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 | 
|  | depends on ETRAX_SERIAL_PORT0 | 
|  | default "-1" if !ETRAX_SER0_DTR_RI_DSR_CD_ON_PB && !ETRAX_SER0_DTR_RI_DSR_CD_MIXED | 
|  | default "4" if ETRAX_SER0_DTR_RI_DSR_CD_ON_PB || ETRAX_SER0_DTR_RI_DSR_CD_MIXED | 
|  | help | 
|  | Specify the pin of the PB port to carry the DTR signal for serial | 
|  | port 0. | 
|  |  | 
|  | config ETRAX_SER0_RI_ON_PB_BIT | 
|  | 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 | 
|  | depends on ETRAX_SERIAL_PORT0 | 
|  | default "-1" if !ETRAX_SER0_DTR_RI_DSR_CD_ON_PB && !ETRAX_SER0_DTR_RI_DSR_CD_MIXED | 
|  | default "5" if ETRAX_SER0_DTR_RI_DSR_CD_ON_PB || ETRAX_SER0_DTR_RI_DSR_CD_MIXED | 
|  | help | 
|  | Specify the pin of the PB port to carry the RI signal for serial | 
|  | port 0. | 
|  |  | 
|  | config ETRAX_SER0_DSR_ON_PB_BIT | 
|  | 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 | 
|  | depends on ETRAX_SERIAL_PORT0 | 
|  | default "-1" if !ETRAX_SER0_DTR_RI_DSR_CD_ON_PB && !ETRAX_SER0_DTR_RI_DSR_CD_MIXED | 
|  | default "6" if ETRAX_SER0_DTR_RI_DSR_CD_ON_PB || ETRAX_SER0_DTR_RI_DSR_CD_MIXED | 
|  | help | 
|  | Specify the pin of the PB port to carry the DSR signal for serial | 
|  | port 0. | 
|  |  | 
|  | config ETRAX_SER0_CD_ON_PB_BIT | 
|  | 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 | 
|  | depends on ETRAX_SERIAL_PORT0 | 
|  | default "-1" if !ETRAX_SER0_DTR_RI_DSR_CD_ON_PB && !ETRAX_SER0_DTR_RI_DSR_CD_MIXED | 
|  | default "7" if ETRAX_SER0_DTR_RI_DSR_CD_ON_PB || ETRAX_SER0_DTR_RI_DSR_CD_MIXED | 
|  | help | 
|  | Specify the pin of the PB port to carry the CD signal for serial | 
|  | port 0. | 
|  |  | 
|  | config ETRAX_SERIAL_PORT1 | 
|  | bool "Serial port 1 enabled" | 
|  | depends on ETRAX_SERIAL | 
|  | help | 
|  | Enables the ETRAX 100 serial driver for ser1 (ttyS1). | 
|  |  | 
|  | choice | 
|  | prompt "Ser1 DTR, RI, DSR and CD assignment" | 
|  | depends on ETRAX_SERIAL_PORT1 | 
|  | default ETRAX_SER1_DTR_RI_DSR_CD_ON_NONE | 
|  |  | 
|  | config ETRAX_SER1_DTR_RI_DSR_CD_ON_NONE | 
|  | bool "No_DTR_RI_DSR_CD" | 
|  |  | 
|  | config ETRAX_SER1_DTR_RI_DSR_CD_ON_PA | 
|  | bool "DTR_RI_DSR_CD_on_PA" | 
|  |  | 
|  | config ETRAX_SER1_DTR_RI_DSR_CD_ON_PB | 
|  | bool "DTR_RI_DSR_CD_on_PB" | 
|  | help | 
|  | Enables the status and control signals DTR, RI, DSR and CD on PB for | 
|  | ser1. | 
|  |  | 
|  | config ETRAX_SER1_DTR_RI_DSR_CD_MIXED | 
|  | bool "DTR_RI_DSR_CD_mixed_on_PA_and_PB" | 
|  |  | 
|  | endchoice | 
|  |  | 
|  | config ETRAX_SER1_DTR_ON_PA_BIT | 
|  | 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 | 
|  | depends on ETRAX_SERIAL_PORT1 | 
|  | default "-1" if !ETRAX_SER1_DTR_RI_DSR_CD_ON_PA && !ETRAX_SER1_DTR_RI_DSR_CD_MIXED | 
|  | default "4" if ETRAX_SER1_DTR_RI_DSR_CD_ON_PA || ETRAX_SER1_DTR_RI_DSR_CD_MIXED | 
|  |  | 
|  | config ETRAX_SER1_RI_ON_PA_BIT | 
|  | 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 | 
|  | depends on ETRAX_SERIAL_PORT1 | 
|  | default "-1" if !ETRAX_SER1_DTR_RI_DSR_CD_ON_PA && !ETRAX_SER1_DTR_RI_DSR_CD_MIXED | 
|  | default "5" if ETRAX_SER1_DTR_RI_DSR_CD_ON_PA || ETRAX_SER1_DTR_RI_DSR_CD_MIXED | 
|  |  | 
|  | config ETRAX_SER1_DSR_ON_PA_BIT | 
|  | 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 | 
|  | depends on ETRAX_SERIAL_PORT1 | 
|  | default "-1" if !ETRAX_SER1_DTR_RI_DSR_CD_ON_PA && !ETRAX_SER1_DTR_RI_DSR_CD_MIXED | 
|  | default "6" if ETRAX_SER1_DTR_RI_DSR_CD_ON_PA || ETRAX_SER1_DTR_RI_DSR_CD_MIXED | 
|  |  | 
|  | config ETRAX_SER1_CD_ON_PA_BIT | 
|  | 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 | 
|  | depends on ETRAX_SERIAL_PORT1 | 
|  | default "-1" if !ETRAX_SER1_DTR_RI_DSR_CD_ON_PA && !ETRAX_SER1_DTR_RI_DSR_CD_MIXED | 
|  | default "7" if ETRAX_SER1_DTR_RI_DSR_CD_ON_PA || ETRAX_SER1_DTR_RI_DSR_CD_MIXED | 
|  |  | 
|  | config ETRAX_SER1_DTR_ON_PB_BIT | 
|  | 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 | 
|  | depends on ETRAX_SERIAL_PORT1 | 
|  | default "-1" if !ETRAX_SER1_DTR_RI_DSR_CD_ON_PB && !ETRAX_SER1_DTR_RI_DSR_CD_MIXED | 
|  | default "4" if ETRAX_SER1_DTR_RI_DSR_CD_ON_PB || ETRAX_SER1_DTR_RI_DSR_CD_MIXED | 
|  | help | 
|  | Specify the pin of the PB port to carry the DTR signal for serial | 
|  | port 1. | 
|  |  | 
|  | config ETRAX_SER1_RI_ON_PB_BIT | 
|  | 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 | 
|  | depends on ETRAX_SERIAL_PORT1 | 
|  | default "-1" if !ETRAX_SER1_DTR_RI_DSR_CD_ON_PB && !ETRAX_SER1_DTR_RI_DSR_CD_MIXED | 
|  | default "5" if ETRAX_SER1_DTR_RI_DSR_CD_ON_PB || ETRAX_SER1_DTR_RI_DSR_CD_MIXED | 
|  | help | 
|  | Specify the pin of the PB port to carry the RI signal for serial | 
|  | port 1. | 
|  |  | 
|  | config ETRAX_SER1_DSR_ON_PB_BIT | 
|  | 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 | 
|  | depends on ETRAX_SERIAL_PORT1 | 
|  | default "-1" if !ETRAX_SER1_DTR_RI_DSR_CD_ON_PB && !ETRAX_SER1_DTR_RI_DSR_CD_MIXED | 
|  | default "6" if ETRAX_SER1_DTR_RI_DSR_CD_ON_PB || ETRAX_SER1_DTR_RI_DSR_CD_MIXED | 
|  | help | 
|  | Specify the pin of the PB port to carry the DSR signal for serial | 
|  | port 1. | 
|  |  | 
|  | config ETRAX_SER1_CD_ON_PB_BIT | 
|  | 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 | 
|  | depends on ETRAX_SERIAL_PORT1 | 
|  | default "-1" if !ETRAX_SER1_DTR_RI_DSR_CD_ON_PB && !ETRAX_SER1_DTR_RI_DSR_CD_MIXED | 
|  | default "7" if ETRAX_SER1_DTR_RI_DSR_CD_ON_PB || ETRAX_SER1_DTR_RI_DSR_CD_MIXED | 
|  | help | 
|  | Specify the pin of the PB port to carry the CD signal for serial | 
|  | port 1. | 
|  |  | 
|  | comment "Make sure you do not have the same PB bits more than once!" | 
|  | depends on ETRAX_SERIAL && ETRAX_SER0_DTR_RI_DSR_CD_ON_PB && ETRAX_SER1_DTR_RI_DSR_CD_ON_PB | 
|  |  | 
|  | config ETRAX_SERIAL_PORT2 | 
|  | bool "Serial port 2 enabled" | 
|  | depends on ETRAX_SERIAL | 
|  | help | 
|  | Enables the ETRAX 100 serial driver for ser2 (ttyS2). | 
|  |  | 
|  | choice | 
|  | prompt "Ser2 DTR, RI, DSR and CD assignment" | 
|  | depends on ETRAX_SERIAL_PORT2 | 
|  | default ETRAX_SER2_DTR_RI_DSR_CD_ON_NONE | 
|  |  | 
|  | config ETRAX_SER2_DTR_RI_DSR_CD_ON_NONE | 
|  | bool "No_DTR_RI_DSR_CD" | 
|  |  | 
|  | config ETRAX_SER2_DTR_RI_DSR_CD_ON_PA | 
|  | bool "DTR_RI_DSR_CD_on_PA" | 
|  | help | 
|  | Enables the status and control signals DTR, RI, DSR and CD on PA for | 
|  | ser2. | 
|  |  | 
|  | config ETRAX_SER2_DTR_RI_DSR_CD_ON_PB | 
|  | bool "DTR_RI_DSR_CD_on_PB" | 
|  |  | 
|  | config ETRAX_SER2_DTR_RI_DSR_CD_MIXED | 
|  | bool "DTR_RI_DSR_CD_mixed_on_PA_and_PB" | 
|  |  | 
|  | endchoice | 
|  |  | 
|  | config ETRAX_SER2_DTR_ON_PA_BIT | 
|  | 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 | 
|  | depends on ETRAX_SERIAL_PORT2 | 
|  | default "-1" if !ETRAX_SER2_DTR_RI_DSR_CD_ON_PA && !ETRAX_SER2_DTR_RI_DSR_CD_MIXED | 
|  | default "4" if ETRAX_SER2_DTR_RI_DSR_CD_ON_PA || ETRAX_SER2_DTR_RI_DSR_CD_MIXED | 
|  | help | 
|  | Specify the pin of the PA port to carry the DTR signal for serial | 
|  | port 2. | 
|  |  | 
|  | config ETRAX_SER2_RI_ON_PA_BIT | 
|  | 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 | 
|  | depends on ETRAX_SERIAL_PORT2 | 
|  | default "-1" if !ETRAX_SER2_DTR_RI_DSR_CD_ON_PA && !ETRAX_SER2_DTR_RI_DSR_CD_MIXED | 
|  | default "5" if ETRAX_SER2_DTR_RI_DSR_CD_ON_PA || ETRAX_SER2_DTR_RI_DSR_CD_MIXED | 
|  | help | 
|  | Specify the pin of the PA port to carry the RI signal for serial | 
|  | port 2. | 
|  |  | 
|  | config ETRAX_SER2_DSR_ON_PA_BIT | 
|  | 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 | 
|  | depends on ETRAX_SERIAL_PORT2 | 
|  | default "-1" if !ETRAX_SER2_DTR_RI_DSR_CD_ON_PA && !ETRAX_SER2_DTR_RI_DSR_CD_MIXED | 
|  | default "6" if ETRAX_SER2_DTR_RI_DSR_CD_ON_PA || ETRAX_SER2_DTR_RI_DSR_CD_MIXED | 
|  | help | 
|  | Specify the pin of the PA port to carry the DTR signal for serial | 
|  | port 2. | 
|  |  | 
|  | config ETRAX_SER2_CD_ON_PA_BIT | 
|  | 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 | 
|  | depends on ETRAX_SERIAL_PORT2 | 
|  | default "-1" if !ETRAX_SER2_DTR_RI_DSR_CD_ON_PA && !ETRAX_SER2_DTR_RI_DSR_CD_MIXED | 
|  | default "7" if ETRAX_SER2_DTR_RI_DSR_CD_ON_PA || ETRAX_SER2_DTR_RI_DSR_CD_MIXED | 
|  | help | 
|  | Specify the pin of the PA port to carry the CD signal for serial | 
|  | port 2. | 
|  |  | 
|  | config ETRAX_SER2_DTR_ON_PB_BIT | 
|  | 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 | 
|  | depends on ETRAX_SERIAL_PORT2 | 
|  | default "-1" if !ETRAX_SER2_DTR_RI_DSR_CD_ON_PB && !ETRAX_SER2_DTR_RI_DSR_CD_MIXED | 
|  | default "4" if ETRAX_SER2_DTR_RI_DSR_CD_ON_PB || ETRAX_SER2_DTR_RI_DSR_CD_MIXED | 
|  |  | 
|  | config ETRAX_SER2_RI_ON_PB_BIT | 
|  | 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 | 
|  | depends on ETRAX_SERIAL_PORT2 | 
|  | default "-1" if !ETRAX_SER2_DTR_RI_DSR_CD_ON_PB && !ETRAX_SER2_DTR_RI_DSR_CD_MIXED | 
|  | default "5" if ETRAX_SER2_DTR_RI_DSR_CD_ON_PB || ETRAX_SER2_DTR_RI_DSR_CD_MIXED | 
|  |  | 
|  | config ETRAX_SER2_DSR_ON_PB_BIT | 
|  | 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 | 
|  | depends on ETRAX_SERIAL_PORT2 | 
|  | default "-1" if !ETRAX_SER2_DTR_RI_DSR_CD_ON_PB && !ETRAX_SER2_DTR_RI_DSR_CD_MIXED | 
|  | default "6" if ETRAX_SER2_DTR_RI_DSR_CD_ON_PB || ETRAX_SER2_DTR_RI_DSR_CD_MIXED | 
|  |  | 
|  | config ETRAX_SER2_CD_ON_PB_BIT | 
|  | 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 | 
|  | depends on ETRAX_SERIAL_PORT2 | 
|  | default "-1" if !ETRAX_SER2_DTR_RI_DSR_CD_ON_PB && !ETRAX_SER2_DTR_RI_DSR_CD_MIXED | 
|  | default "7" if ETRAX_SER2_DTR_RI_DSR_CD_ON_PB || ETRAX_SER2_DTR_RI_DSR_CD_MIXED | 
|  |  | 
|  | config ETRAX_SERIAL_PORT3 | 
|  | bool "Serial port 3 enabled" | 
|  | depends on ETRAX_SERIAL | 
|  | help | 
|  | Enables the ETRAX 100 serial driver for ser3 (ttyS3). | 
|  |  | 
|  | choice | 
|  | prompt "Ser3 DTR, RI, DSR and CD assignment" | 
|  | depends on ETRAX_SERIAL_PORT3 | 
|  | default ETRAX_SER3_DTR_RI_DSR_CD_ON_NONE | 
|  |  | 
|  | config ETRAX_SER3_DTR_RI_DSR_CD_ON_NONE | 
|  | bool "No_DTR_RI_DSR_CD" | 
|  |  | 
|  | config ETRAX_SER3_DTR_RI_DSR_CD_ON_PA | 
|  | bool "DTR_RI_DSR_CD_on_PA" | 
|  |  | 
|  | config ETRAX_SER3_DTR_RI_DSR_CD_ON_PB | 
|  | bool "DTR_RI_DSR_CD_on_PB" | 
|  |  | 
|  | config ETRAX_SER3_DTR_RI_DSR_CD_MIXED | 
|  | bool "DTR_RI_DSR_CD_mixed_on_PA_and_PB" | 
|  |  | 
|  | endchoice | 
|  |  | 
|  | config ETRAX_SER3_DTR_ON_PA_BIT | 
|  | 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 | 
|  | depends on ETRAX_SERIAL_PORT3 | 
|  | default "-1" | 
|  |  | 
|  | config ETRAX_SER3_RI_ON_PA_BIT | 
|  | 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 | 
|  | depends on ETRAX_SERIAL_PORT3 | 
|  | default "-1" | 
|  |  | 
|  | config ETRAX_SER3_DSR_ON_PA_BIT | 
|  | 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 | 
|  | depends on ETRAX_SERIAL_PORT3 | 
|  | default "-1" | 
|  |  | 
|  | config ETRAX_SER3_CD_ON_PA_BIT | 
|  | 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 | 
|  | depends on ETRAX_SERIAL_PORT3 | 
|  | default "-1" | 
|  |  | 
|  | config ETRAX_SER3_DTR_ON_PB_BIT | 
|  | 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 | 
|  | depends on ETRAX_SERIAL_PORT3 | 
|  | default "-1" | 
|  |  | 
|  | config ETRAX_SER3_RI_ON_PB_BIT | 
|  | 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 | 
|  | depends on ETRAX_SERIAL_PORT3 | 
|  | default "-1" | 
|  |  | 
|  | config ETRAX_SER3_DSR_ON_PB_BIT | 
|  | 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 | 
|  | depends on ETRAX_SERIAL_PORT3 | 
|  | default "-1" | 
|  |  | 
|  | config ETRAX_SER3_CD_ON_PB_BIT | 
|  | 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 | 
|  | depends on ETRAX_SERIAL_PORT3 | 
|  | default "-1" | 
|  |  | 
|  | config ETRAX_RS485 | 
|  | bool "RS-485 support" | 
|  | depends on ETRAX_SERIAL | 
|  | help | 
|  | Enables support for RS-485 serial communication.  For a primer on | 
|  | RS-485, see <http://en.wikipedia.org/wiki/Rs485> | 
|  |  | 
|  | config ETRAX_RS485_ON_PA | 
|  | bool "RS-485 mode on PA" | 
|  | depends on ETRAX_RS485 | 
|  | help | 
|  | Control Driver Output Enable on RS485 transceiver using a pin on PA | 
|  | port: | 
|  | Axis 2400/2401 uses PA 3. | 
|  |  | 
|  | config ETRAX_RS485_ON_PA_BIT | 
|  | int "RS-485 mode on PA bit" | 
|  | depends on ETRAX_RS485_ON_PA | 
|  | default "3" | 
|  | help | 
|  | Control Driver Output Enable on RS485 transceiver using a this bit | 
|  | on PA port. | 
|  |  | 
|  | config ETRAX_RS485_DISABLE_RECEIVER | 
|  | bool "Disable serial receiver" | 
|  | depends on ETRAX_RS485 | 
|  | help | 
|  | It's necessary to disable the serial receiver to avoid serial | 
|  | loopback.  Not all products are able to do this in software only. | 
|  | Axis 2400/2401 must disable receiver. | 
|  |  | 
|  | config ETRAX_USB_HOST | 
|  | bool "USB host" | 
|  | select USB | 
|  | help | 
|  | This option enables the host functionality of the ETRAX 100LX | 
|  | built-in USB controller. In host mode the controller is designed | 
|  | for CTRL and BULK traffic only, INTR traffic may work as well | 
|  | however (depending on the requirements of timeliness). | 
|  |  | 
|  | config ETRAX_PTABLE_SECTOR | 
|  | int "Byte-offset of partition table sector" | 
|  | depends on ETRAX_AXISFLASHMAP | 
|  | default "65536" | 
|  | help | 
|  | Byte-offset of the partition table in the first flash chip. | 
|  | The default value is 64kB and should not be changed unless | 
|  | you know exactly what you are doing. The only valid reason | 
|  | for changing this is when the flash block size is bigger | 
|  | than 64kB (e.g. when using two parallel 16 bit flashes). | 
|  |  | 
|  | config ETRAX_I2C | 
|  | bool "I2C support" | 
|  | depends on ETRAX_ARCH_V10 | 
|  | help | 
|  | Enables an I2C driver on ETRAX100. | 
|  | EXAMPLE usage: | 
|  | i2c_arg = I2C_WRITEARG(STA013_WRITE_ADDR, reg, val); | 
|  | ioctl(fd, _IO(ETRAXI2C_IOCTYPE, I2C_WRITEREG), i2c_arg); | 
|  | i2c_arg = I2C_READARG(STA013_READ_ADDR, reg); | 
|  | val = ioctl(fd, _IO(ETRAXI2C_IOCTYPE, I2C_READREG), i2c_arg); | 
|  |  | 
|  | # this is true for most products since PB-I2C seems to be somewhat | 
|  | # flawed.. | 
|  | config ETRAX_I2C_USES_PB_NOT_PB_I2C | 
|  | bool "I2C uses PB not PB-I2C" | 
|  | depends on ETRAX_I2C | 
|  | help | 
|  | Select whether to use the special I2C mode in the PB I/O register or | 
|  | not.  This option needs to be selected in order to use some drivers | 
|  | that access the I2C I/O pins directly instead of going through the | 
|  | I2C driver, like the DS1302 realtime-clock driver.  If you are | 
|  | uncertain, choose Y here. | 
|  |  | 
|  | config ETRAX_I2C_DATA_PORT | 
|  | int "I2C SDA bit number" | 
|  | depends on ETRAX_I2C_USES_PB_NOT_PB_I2C | 
|  | default "0" | 
|  | help | 
|  | Selects the pin on Port B where the data pin is connected | 
|  |  | 
|  | config ETRAX_I2C_CLK_PORT | 
|  | int "I2C SCL bit number" | 
|  | depends on ETRAX_I2C_USES_PB_NOT_PB_I2C | 
|  | default "1" | 
|  | help | 
|  | Select the pin on Port B where the clock pin is connected | 
|  |  | 
|  | config ETRAX_I2C_EEPROM | 
|  | bool "I2C EEPROM (non-volatile RAM) support" | 
|  | depends on ETRAX_I2C | 
|  | help | 
|  | Enables I2C EEPROM (non-volatile RAM) on PB0 and PB1 using the I2C | 
|  | driver.  Select size option: Probed, 2k, 8k, 16k. | 
|  | (Probing works for 2k and 8k but not that well for 16k) | 
|  |  | 
|  | choice | 
|  | prompt "EEPROM size" | 
|  | depends on ETRAX_I2C_EEPROM | 
|  | default ETRAX_I2C_EEPROM_PROBE | 
|  |  | 
|  | config ETRAX_I2C_EEPROM_PROBE | 
|  | bool "Probed" | 
|  | help | 
|  | Specifies size or auto probe of the EEPROM size. | 
|  | Options: Probed, 2k, 8k, 16k. | 
|  | (Probing works for 2k and 8k but not that well for 16k) | 
|  |  | 
|  | config ETRAX_I2C_EEPROM_2KB | 
|  | bool "2kB" | 
|  | help | 
|  | Use a 2kB EEPROM. | 
|  |  | 
|  | config ETRAX_I2C_EEPROM_8KB | 
|  | bool "8kB" | 
|  | help | 
|  | Use a 8kB EEPROM. | 
|  |  | 
|  | config ETRAX_I2C_EEPROM_16KB | 
|  | bool "16kB" | 
|  | help | 
|  | Use a 16kB EEPROM. | 
|  |  | 
|  | endchoice | 
|  |  | 
|  | config ETRAX_GPIO | 
|  | bool "GPIO support" | 
|  | depends on ETRAX_ARCH_V10 | 
|  | ---help--- | 
|  | Enables the ETRAX general port device (major 120, minors 0 and 1). | 
|  | You can use this driver to access the general port bits. It supports | 
|  | these ioctl's: | 
|  | #include <linux/etraxgpio.h> | 
|  | fd = open("/dev/gpioa", O_RDWR); // or /dev/gpiob | 
|  | ioctl(fd, _IO(ETRAXGPIO_IOCTYPE, IO_SETBITS), bits_to_set); | 
|  | ioctl(fd, _IO(ETRAXGPIO_IOCTYPE, IO_CLRBITS), bits_to_clear); | 
|  | val = ioctl(fd, _IO(ETRAXGPIO_IOCTYPE, IO_READBITS), NULL); | 
|  | Remember that you need to setup the port directions appropriately in | 
|  | the General configuration. | 
|  |  | 
|  | config ETRAX_PA_CHANGEABLE_DIR | 
|  | hex "PA user changeable dir mask" | 
|  | depends on ETRAX_GPIO | 
|  | default "00" | 
|  | help | 
|  | This is a bitmask with information of what bits in PA that a user | 
|  | can change direction on using ioctl's. | 
|  | Bit set = changeable. | 
|  | You probably want 00 here. | 
|  |  | 
|  | config ETRAX_PA_CHANGEABLE_BITS | 
|  | hex "PA user changeable bits mask" | 
|  | depends on ETRAX_GPIO | 
|  | default "FF" | 
|  | help | 
|  | This is a bitmask with information of what bits in PA that a user | 
|  | can change the value on using ioctl's. | 
|  | Bit set = changeable. | 
|  | You probably want 00 here. | 
|  |  | 
|  | config ETRAX_PB_CHANGEABLE_DIR | 
|  | hex "PB user changeable dir mask" | 
|  | depends on ETRAX_GPIO | 
|  | default "00" | 
|  | help | 
|  | This is a bitmask with information of what bits in PB that a user | 
|  | can change direction on using ioctl's. | 
|  | Bit set = changeable. | 
|  | You probably want 00 here. | 
|  |  | 
|  | config ETRAX_PB_CHANGEABLE_BITS | 
|  | hex "PB user changeable bits mask" | 
|  | depends on ETRAX_GPIO | 
|  | default "FF" | 
|  | help | 
|  | This is a bitmask with information of what bits in PB that a user | 
|  | can change the value on using ioctl's. | 
|  | Bit set = changeable. | 
|  | You probably want 00 here. | 
|  |  | 
|  | endif |