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authorMax Krummenacher <max.krummenacher@toradex.com>2016-03-30 17:05:54 +0200
committerMax Krummenacher <max.krummenacher@toradex.com>2016-03-30 18:07:26 +0200
commitbad020e564e7c745389620f5e6eb52bb0c448455 (patch)
tree7c2f5b86b0a83ec6ea85a8947262d00b2a82a96d /release-notes
parentb940b75584f3f3163423df527714dd2fe3c79227 (diff)
Colibri_iMX7: add initial release notes
Signed-off-by: Max Krummenacher <max.krummenacher@toradex.com>
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+*************************************************
+Release Notes: Linux Image V2.x for Colibri iMX7
+*************************************************
+
+Contents:
+- U-Boot 2015.04 boot loader
+- Linux 3.14.52 kernel, based on Freescale's BSP release imx_3.14.52_1.1.0_ga
+- Angstrom 2015.12/OpenEmbedded jethro/Yocto 2.0 based root file system, using
+ LXDE desktop environment
+
+==> Flashing instructions can be found on the Toradex developer article:
+tbd. for the time being refer to:
+http://developer.toradex.com/knowledge-base/flashing-linux-on-vybrid-modules
+
+Licensing:
+- proprietary multimedia codecs included for evaluation purpose only
+- customer required to obtain proper re-distribution license
+
+********************************************************************************
+Linux Image V2.6 Alpha 1 (March 15, 2016)
+- U-Boot:
+ - initial release
+- Linux kernel:
+ - initial release
+- rootfs / oe-core:
+ - initial release
+ - uses ARMv7 hard-float Thumb2 builds (armv7at2hf-vfp-neon)
+- sources git.toradex.com tag Colibri_iMX7_LinuxImageV2.6Alpha1_20160315
+ - repository linux-toradex branch toradex_imx_3.14.52_1.1.0_ga
+ - repository u-boot-toradex branch 2014.04-toradex
+
+Known Issues:
+- poweroff and reboot does not work as expected
+- display resolution can be set in the device tree
+- flashing the ubifs rootfs with U-Boot may fail depending on HW
+
+********************************************************************************
+Notes:
+- 115200 baud serial debug console on UARTA aka FFUART (lower X25 on
+ EvalBoards resp. X27 on V3.1a depending on JP17/19, X13 on Iris)
+- user account: root with empty password
+- opkg package manager
+- Linux host used for update preparation requires proper 32-bit execution
+ environment (e.g. install ia32-libs on 64-bit Ubuntu) and awk (e.g. install
+ gawk on Ubuntu)
+
+Working on latest image:
+- U-Boot boot loader
+ - environment storage in NAND
+ - Ethernet
+ - MMC/SD cards
+ - NAND flash
+ - RAM size auto detection
+ - serial console debug UARTA
+ - Toradex Colibri configuration block handling
+ - module type auto detection
+ - USB storage as host on USBH port (i.MX7 Dual only)
+ - USB storage as host on USBC port
+ - framebuffer support
+- Linux kernel
+ - analogue audio playback and capture, resistive touch
+ - analogue input via IIO framework
+ /sys/devices/soc.2/30400000.aips-bus/30610000.adc/iio:device0
+ Note the 1.8 Full Scale limitation!
+ - DVFS power management (i.MX 7Dual only)
+ - Ethernet
+ - custom Ethernet MAC address
+ - framebuffer console
+ - GPIOlib /sys/class/gpio
+ - I2C via /dev/i2c-X
+ - PWMs /sys/class/pwm
+ - NAND UBIFS
+ - 4-bit SD card mmc1
+ - SPI via /dev/spidev2.0
+ - suspend LP1
+ - temperature sensor CPU /sys/devices/virtual/thermal/thermal_zone0/temp
+ - serial console debug UARTA
+ - UARTB, UARTC
+ - USB host port (Note, i.MX 7Solo only has USBC port)
+ - USB audio driver
+ - automatic USBC switching to host when OTG Host cable detected
+- Linux user-space
+ - Firefox browser
+ - LXDE desktop environment
+- Display:
+ - backlight PWM with PWM<A>
+ - resolution setting through device tree nodes
+
+Not working or not tested:
+- U-Boot boot loader
+ - USB device: DFU support (device firmware upgrade)
+- Linux kernel
+ - CAN via MCP2515
+ - CAN via flexcan can0 and can1, disabled in device tree
+ - IrDA
+ - parallel bus
+ - optional parallel camera interface
+ - RS-422
+ - optional RS485
+ - serial number and board revision (not passed in from U-Boot)
+ - temperature sensor board
+ - USB webcam
+ - USB raw HID device /dev/hidrawX
+ - USB device Ethernet RNDIS, disabled
+ - automatic USB device/host detection aka OTG support (not tested)
+ - watchdog
+- Linux user-space
+ - GPIO config tool not available
+
+******************************************************************************
+
+Toradex, March 29, 2016