APF27 Linux kernel status

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Revision as of 22:25, 8 March 2013 by JulienB (Talk | contribs) (APF27Dev development baseboard)

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The APF27 Linux distribution can be found here: latest stable installation tarball from SourceForge

Current version

Currently (Armadeus-3.4) supported Linux version is: 2.6.29.6. There is a project to use 2.6.38.8 see the page How_to_use_kernel_2.6.38.x_on_APF27 to use it.
Details concerning the drivers usage can be found here.

  • NT = Not Tested
  • NA = Not Available / Not possible

APF27 module (ie i.MX27 internal controllers + FPGA)

2.6.29.6 2.6.38.8
Driver Compiling ?
Static / Module
Working ? Comments Compiling ?
Static / Module
Working ? Comments
NAND Flash OK NA OK NT NT NT
PCMCIA NA NA NA can not be used on the APF27 NT NT NT can not be used on the APF27
1Wire NT NT NT not integrated yet NT NT NT
ATA NA NA NA can not be used on the APF27 NT NT NT can not be used on the APF27
SPI NA OK OK NT NT NT
I2C NA OK OK NT NT NT
Keypad NT NT NT not integrated yet (coming soon...) NT NT NT
MMC/SD/SDIO OK NA OK NT NT NT
UART OK NA OK NT NT NT
Ethernet OK NA OK NT NT NT
USB OTG NA OK OK Used as High Speed Host only (for the moment == on APF27Dev) NT NT NT
USB HOST1 NA OK OK NT NT NT
USB HOST2 NA NT NT NT NT NT
PWM OK OK OK NT NT NT
RTC NT NT NT internal RTC NT NT NT
Watchdog NT OK OK i.MX27 internal Watchdog NT NT NT
CSI NA OK OK NT NT NT
GPIO OK NA Partially GPIOlib work but no interrupts with /sys/class/gpio/gpioX/edge file OK OK OK Interrupts work also
LCD OK NA OK NT NT NT
SSI (Audio) NA OK OK NT NT NT
Video codec (H.263/4) NA NT NT Only encoding was validated. Mostly relies on userspace tools. NT NT NT
Security/Sahara/RTIC NT NT NT NT NT NT
FPGA POD interface NA OK OK Wishbone bus NT NT NT
FPGA loading NA OK OK NT NT NT

APF27Dev development baseboard

  • NT = Not Tested
  • NA = Not Available / Not possible
2.6.29.6 2.6.38.8
Driver Compiling ?
Static / Module
Working ? Comments Compiling ?
Static / Module
Working ? Comments
RTC NA OK OK DS1374 NT NT NT
microSD NA OK OK NT NT NT
Ethernet OK NA OK NT NT NT
RS232 OK NA OK NT NT NT
LCD NA OK OK NT NT NT
Audio out NA OK OK ALSA NT NT NT
Audio in NA OK OK NT NT NT
Touchscreen NA OK OK NT NT NT
USB Host High Speed NA OK OK NT NT NT
USB Host Full Speed NA OK OK NT NT NT
ADC NA OK OK MAX1027 NT NT NT
DAC NA OK OK MAX5821 NT NT NT
CAN Bus NA NT NT MCP2515 NT NT NT
HDMI No drivers needed OK AD9889 NT NT NT
GPS No drivers needed NT Wireless extension board NT NT NT
GSM No drivers needed NT Wireless extension board NT NT NT
Wi-Fi NA OK NT Wireless extension board NT NT NT
Bluetooth NA NT NT Wireless extension board NT NT NT