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Diffstat (limited to 'release-notes/Apalis_iMX6_LinuxReleaseNotesV2.x.txt')
| -rw-r--r-- | release-notes/Apalis_iMX6_LinuxReleaseNotesV2.x.txt | 87 |
1 files changed, 69 insertions, 18 deletions
diff --git a/release-notes/Apalis_iMX6_LinuxReleaseNotesV2.x.txt b/release-notes/Apalis_iMX6_LinuxReleaseNotesV2.x.txt index 61bffca..6e01554 100644 --- a/release-notes/Apalis_iMX6_LinuxReleaseNotesV2.x.txt +++ b/release-notes/Apalis_iMX6_LinuxReleaseNotesV2.x.txt @@ -5,9 +5,9 @@ Release Notes: Linux Image V2.x for Apalis iMX6 Contents: - U-Boot 2014.04 boot loader - Linux 3.10.17 kernel, based on Freescale's BSP release imx_3.10.17_1.0.1_ga - and patches from Boundary Devices + and patches from Boundary Devices - Angstrom/OpenEmbedded/Yocto 2014.06/daisy/1.6 based root file system, using - LXDE desktop environment + LXDE desktop environment ==> Flashing instructions can be found at the very bottom of this release notes @@ -16,6 +16,49 @@ Licensing: - customer required to obtain proper re-distribution license ******************************************************************************** +Linux Image V2.3 Beta 5 (December 19, 2014) +- U-Boot: + - detect HW Version and work with both V1.0 and V1.1 HW + - add initial configuration for Apalis iMX6Q 2GB IT, configure + with apalis_imx6q2g + - add additional version related environment variables to ease scripting + - on HW 1.1 route PWM4 also to BKL_PWM by means of an on module buffer +- Linux kernel: + - control RESET_MOCI from the CPU on V1.1 HW, and thus have the correct reset + sequence between the PCIe switch and downstream end points. + Fixes missing PCIe devices after reboot. + - update device tree for HW V1.1 and add a V1.0 HW device-tree + - remove some drivers unusable on Apalis iMX6 + - rename power-key to its correct function wake-up-key +- Linux user-space: + - add eglinfo application + - update X server to 1.14.7 + - /etc/machine-id: ensure it is saved non-volatile +- Update script + - reduce rootfs partition size in the MBR to the available eMMC size + to have a valid MBR + - fix flash_eth update scripts + +- sources git.toradex.com tag Apalis_iMX6_LinuxImageV2.3Beta5_20141219 + - repository linux-toradex branch toradex_imx_3.10.17_1.0.0_ga + - repository u-boot-toradex branch 2014.04-toradex + +Known Issues: +- on V1.0 HW connecting an analogue mic to the on module codec resets the codec, so that + neither headphone out nor mic in works anymore. Workaround: Have mic + connected before boot or change the output source between DAC/LineIn +- on first boot the resizing process adversely affects system performance for + the first few minutes until completed +- Display resolution can be set for some output configurations, set the U-Boot + environment variable vidargs accordingly. Some vidargs_xx variables + provided for reference. +- backlight PWM BKL_PWM (hard-coded to 0 in U-Boot > full brightness on an EDT + display). +- X uses only the fb0 device +- flash_eth.img requires manual splitting of the root.ext3 file. + see the apalis-imx6_bin/flash_eth.scr script + +******************************************************************************** Linux Image V2.3 Beta 3 (October 31, 2014) - U-Boot: - move configuration to board/toradex @@ -170,7 +213,8 @@ Working on latest image: - Linux kernel - GPIOlib /sys/class/gpio - PWM LEDs /sys/class/leds/ - - temperature sensor /sys/devices/virtual/thermal/thermal_zone0/temp + - temperature sensor CPU /sys/devices/virtual/thermal/thermal_zone0/temp + board: /sys/devices/soc0/soc.1/2100000.aips-bus/21a4000.i2c/i2c-1/1-0041/stmpe-adc/iio:device0/in_temp8_raw - Gigabit Ethernet (i.MX 6 errata, only 400 Mbps sustainable data rate) - eMMC ext3 - serial console debug UART1 @@ -181,11 +225,11 @@ Working on latest image: - 4-bit SD card mmc2 - HDMI audio - analogue audio playback and capture, resistive touch - - audio noise is high, workaround is to set headphone volume to maximum and - use the DAC volume + - audio noise is high on V1.0 HW, workaround is to set headphone volume + to maximum and use the DAC volume - S/PDIF - SPI via /dev/spidev32766.0 aka SPI1 and /dev/spidev32765.0 aka SPI2 - - custom Ethernet MAC Address + - custom Ethernet MAC address - USB host port - USB audio driver - USB webcam @@ -201,9 +245,10 @@ Working on latest image: - Linux user-space - Firefox browser - Gstreamer playback - - OpenGL, but thermal issues if running full speed + - OpenGL - LXDE - resize rootfs partition to full eMMC capacity + - GPIO config tool - Display: - only first output used by X11 - dual output on HDMI and LVDS, both in 1920x1080 @@ -219,7 +264,7 @@ Not working or not tested: - Linux kernel - IrDA - RS-422 - - All UART control lines (There is a HW bug on V1.0 modules) + - All UART control lines on V1.1 HW - SIM card - HDA audio IF on MXM connector (not possible with i.MX 6) - I2S / AC97 on MXM connector @@ -229,17 +274,18 @@ Not working or not tested: - serial number and board revision - Linux user-space - Gstreamer encoding (not tested) - - GPIO config tool not available - Display: - - on same monitors HDMI EDID does not negotiate correct timings, - adding mxc_hdmi.only_cea=1 to the kernel command line may help + - on some monitors HDMI EDID does not negotiate correct timings, + adding/removing mxc_hdmi.only_cea=1 to the kernel command line may help - more than one framebuffer used as a X screen - - backlight PWM + - backlight PWM on V1.0 HW - DSI output -****************************************** -eMMC Boot: Apalis iMX6Q 1GB V1.0a (Sample) -****************************************** +****************************************************************************** +eMMC Boot: Apalis iMX6Q 1GB V1.0a (Sample), Apalis iMX6D 512MB V1.1a (Sample), + Apalis iMX6Q 1GB V1.1a (Sample), Apalis iMX6Q 2GB IT V1.1a (Sample) +****************************************************************************** +Note: recompile U-Boot with apalis_imx6q2g config for Apalis iMX6Q 2GB IT V1.1a Initial Preparation: - download and extract Apalis_iMX6_LinuxImageVx.yz.tar.bz2 package with root @@ -274,10 +320,15 @@ Flash eMMC: - use 'env default -a' to set the u-boot environment to its default value - optionally change the environment to your needs - use 'saveenv' to make the changes permanent +- Update a single component + - U-Boot + use 'run setupdate' and then 'run update_uboot' + - Kernel or Linux Device Tree + use 'run setupdate' and then 'run update_kernel' or 'run update_fdt' respectively Boot from eMMC: -- EvalBoard V1.0a or Ixora V1.0a -- power cycle +- above given update command should automatically perform a soft re-boot upon successful completion +- optionally power cycle - upon first boot post-install scripts are run which takes around 2 minutes, please be patient @@ -300,4 +351,4 @@ If the boot loader on the module got corrupted this recovers it by loading U-Boo - run ./update.sh -d - stop at the U-Boot prompt and begin the update as stated above -Toradex, November 3, 2014 +Toradex, December 19, 2014 |