diff options
Diffstat (limited to 'release-notes/Colibri_T20_LinuxReleaseNotesV2.x.txt')
| -rw-r--r-- | release-notes/Colibri_T20_LinuxReleaseNotesV2.x.txt | 45 |
1 files changed, 36 insertions, 9 deletions
diff --git a/release-notes/Colibri_T20_LinuxReleaseNotesV2.x.txt b/release-notes/Colibri_T20_LinuxReleaseNotesV2.x.txt index 3e681e3..4a2cbde 100644 --- a/release-notes/Colibri_T20_LinuxReleaseNotesV2.x.txt +++ b/release-notes/Colibri_T20_LinuxReleaseNotesV2.x.txt @@ -4,7 +4,7 @@ Release Notes: Linux Image V2.x for Colibri T20 Contents: - U-Boot 2011.06 boot loader -- Linux 3.1.10 kernel, based on NVIDIA's Linux for Tegra (L4T) release 16-r3 +- Linux 3.1.10 kernel, based on NVIDIA's Linux for Tegra (L4T) release R16.4 - OpenEmbedded oe-core 2013.06 based root file system, using LXDE desktop environment Licensing: @@ -12,6 +12,30 @@ Licensing: - customer required to obtain proper re-distribution license ******************************************************************************** +Linux Image V2.1 Beta 3 (March 18, 2014) +- U-Boot: + - Enable hardware boot partition support (via 'mmc dev [dev] [part]' command). + - Get rid of the spurious 'video=tegrafb' kernel boot argument, adjust the + optional ubiargs and add 'noatime' to the usbargs. + - Enable CONFIG_INITRD_TAG which allows passing initrd ATAGs to the Linux + kernel required for initial RAM disk support. + - Disable PMIC sleep mode on low supply voltage. +- Linux kernel: + - Hack to avoid 24 Hz mode in X resulting in no display at all. + - Initialise high speed UART with lower default baudrate to avoid issues. + - Merge with NVIDIA's latest L4T R16.4 kernel. + - Added OmniVision OV7670 and Texas Instruments TVP5150 V4L2 drivers. + - Added initial Aptina AS0260 V4L2 driver. + - Solved low framerate issue with analogue cameras. +- rootfs / oe-core: + - nv-binaries: update to L4T R16.4 +- sources git.toradex.com tag Colibri_T20_LinuxImageV2.1Beta3_20140318 + +Known Issues: +- LP1 suspend might fail due to pending USB interrupts +- LP1 suspend might hang due to display controller issue + +******************************************************************************** Linux Image V2.1 Beta 2 (February 7, 2014) - U-Boot: - Fix EHCI periodic list handling. @@ -167,7 +191,7 @@ Linux Image V2.0 Beta 1 (December 18, 2012) - fix Ethernet detection fault - Linux kernel: - added one wire platform data (conditional, CONFIG_W1_MASTER_TEGRA must be enabled) - - implement analog input AD0 aka ANALOG_IN0 as voltage_now and AD1 aka ANALOG_IN1 as temp value (see /sys/class/power_supply/colibri_t20-analog_inputs) + - implement analogue input AD0 aka ANALOG_IN0 as voltage_now and AD1 aka ANALOG_IN1 as temp value (see /sys/class/power_supply/colibri_t20-analog_inputs) - unified Ethernet initialisation - GPIO keys implementation - USB OTG support @@ -212,7 +236,7 @@ Linux Image V2.0 Alpha 2 (October 19, 2012) - increase kernel partition size to 8 MB - move the init output from the framebuffer console to the serial output - Linux kernel: - - implement analog input AD0 aka ANALOG_IN0 as voltage_now and AD1 aka ANALOG_IN1 as temp value. See /sys/class/power_supply/colibri_t20-analog_inputs. + - implement analogue input AD0 aka ANALOG_IN0 as voltage_now and AD1 aka ANALOG_IN1 as temp value. See /sys/class/power_supply/colibri_t20-analog_inputs. - PWM B, PWM C, PWM D now accessible from userspace, /sys/class/leds/ - IPv6 enabled - USB audio enabled @@ -266,7 +290,7 @@ Notes: - YAFFS2 flash root file system - opkg package manager - HDMI aka DVI-D: not all pixel clock frequencies allow for HDMI audio -- CRT: The T20 internal video DAC output is unsupported by NVIDIA's L4T Linux SW stack +- CRT: the T20 internal video DAC output is unsupported by NVIDIA's L4T Linux SW stack - Linux host used for recovery mode flashing requires proper 32-bit execution environment (e.g. install ia32-libs on 64-bit Ubuntu) Working on latest image: @@ -292,7 +316,7 @@ Working on latest image: - MMC/SD card, optional 8-bit SDHCI - PWM LEDs /sys/class/leds/ - HDMI SPDIF audio - - AC97 audio capture, playback and touch + - AC97 audio capture, playback and resistive touch - SPI via /dev/spidev3.0 - GMI with multiplexed nPWE and RDnWR - framebuffer console @@ -305,24 +329,27 @@ Working on latest image: - USB raw HID device /dev/hidrawX - USB device Ethernet RNDIS, provided by Android gadget - automatic USB device/host detection aka OTG support - - analog input AD0, AD1 /sys/class/power_supply/colibri_t20-analog_inputs + - analogue input AD0, AD1 /sys/class/power_supply/colibri_t20-analog_inputs - suspend LP1 - DVFS power management + - optional parallel camera interface - Linux user-space - graphics (LVDS-1 aka TFTLCD and HDMI-1 aka DVI-D) - tegrastats - Firefox - - Gstreamer video playback, dual full HD video decode + - Gstreamer video encode and playback, independent dual full HD video decode - GPIO config tool - LXDE - tegrastats-gtk, CPU information visible in graphical environment Not working or not tested: - U-Boot USB keyboard +- Linux kernel + - IrDA + - RS-422/485 - Adobe Flash not provided by L4T (and probably never will) - opkg package feeds seem to not be usable - ***************************************************************************************************************************************************************************************** NAND Boot: Colibri T20 256MB V1.1b (Sample), Colibri T20 512MB V1.1c (Sample), Colibri T20 256MB V1.2a, Colibri T20 512MB V1.2a, Colibri T20 256MB IT V1.2a or Colibri T20 512MB IT V1.2a ***************************************************************************************************************************************************************************************** @@ -390,4 +417,4 @@ Boot from SD Card: - power cycle - upon first boot post-install scripts are run which takes around 2 minutes, please be patient -Toradex, February 10, 2014 +Toradex, March 18, 2014 |