Embedded module TQMa335x - PTXdist Linux BSP documentation



Important Notes

CVE-2015-7547 --- glibc getaddrinfo() stack-based buffer overflow


BSP Version Matrix

BSP revision 0100 0101 0102 0115 0117 0119
PTXdist 2012.07 2013.12 2013.12 2013.12 2016.04 2016.04
OSELAS Toolchain 2011.11.0 2013.12.0 2013.12.1 2014.12.2 2014.12.2 2014.12.2
Platform mba335x mba335x mba335x mba335x mba335x mba335x
U-Boot 2013.07 2013.07 2013.07 2013.07 2013.07 2013.07
Linux Kernel 3.2 3.12.10 3.12.10 3.14.19 4.4.39 4.4.39
Qt Version 4.8.2 4.8.5 4.8.5 4.8.5 4.8.7 4.8.7



U-Boot

Supported Features
Component Status Remarks
CPU + Cortex®-A8
Ethernet + 1 x CPSW (100 MBit working, GiGE with hardware modification
(fixed with MBa335x Rev. ≥103))
eSDHC + eMMC / SD Card
UART +
I²C + EEPROM
SPI - SPI NOR Flash
eMMC / SD boot +
TFTP boot +
SPI NOR boot -
USB Host + tested with USB Mass Storage Device (USB-Stick)
Key: + tested | - untested | ? open



Linux

Supported Features
Component Device Interface Function Pre-release Rev 0100 Rev 0101 Rev 0102 REV 0115 REV 0117 REV 0119 Remarks
TQMa335x AM335x UART0 RS485
AM335x UART1 Multiplexed
AM335x UART2 Multiplexed
AM335x UART3 TTL Not enabled by default
AM335x UART4 RS232
AM335x UART5 Multiplexed
AM335x USB0 USB HOST USB2517 Switch on mba335x
AM335x USB1 USB OTG USB Device
AM335x DCAN0 CAN 2.0B
AM335x DCAN1 CAN 2.0B
AM335x SGX PowerVR Graphics Framebuffer driver
No hardware acceleration
AM335x I2C0 EEPROM
Temp. Sensor
AM335x I2C1 Bus Access
AM335x I2C2 Multiplexed
AM335x MCASP Audio line-out tested
line-in working with BSP ≥ Rev.0115
AM335x SPI0 SPI NOR Flash
AM335x SPI1
AM335x SPI2 Multiplexed
AM335x SPI3 Multiplexed
AM335x GPIO
AM335x CPSW_3G RGMII FEC 1 Only 100Base-T works,
1000Base-T with hardware modification
(fixed with MBa335x ≥ Rev.103)
AM335x CPSW_3G RGMII FEC 2 Only 100Base-T works,
1000Base-T with hardware modification
(fixed with MBa335x ≥ Rev.103)
AM335x PRU-ICSS on request on request on request on request on request on request on request Muxed with LCD
On Request
AM335x TSC_ADC Touch BSP REV.0119
AM335x LCD Timing for ET0700G0DH8
AM335x MMCHS
AM335x BUZZER
AM335x MMC0 SD card interface Writing on SD-Card only with hardware modification
(fixed with MBa335x Rev. =103)
AM335x MMC1 EMMC TQMa335x Rev. =0203 have eMMC 5.0 devices assembled which are supported with BSP ≥ Rev.0115
A patch Linux BSP TQMa335x Rev.0102 - Fix eMMC 5.0 detection is available for BSP REV.0102
mba335x USB2517 USB1 USB 2.0
USB2517 USB2 USB 2.0
USB2517 USB3 USB 2.0
USB2517 USB4 USB 2.0 Not tested
USB2517 USB5 LVDS-CMD Not tested
USB2517 USB6 USB 2.0 Not tested
USB2517 USB7 Mini PCIe Not tested

TQMa335x / MBa335x

I2C bus TQMa335x
I2C0 0x12
PMIC
0x1F
Tempsensor
0x2D
PMIC
0x50
EEPROM
0x57
EEPROM
0x68
RTC (optional DS1339)
I2C bus MBa335x
I2C0 0x18
Audio Codec
0x19
Tempsensor
0x20
PCA9554
0x21
PCA9554
0x51
EEPROM


BSP Version History

2018/12/12 -REV 0119

BSP

  • rootfs as ext4
  • Support for TQMa335x variant AB

U-Boot v2013.07 - TQMa335x/L

  • Support for TQMa335x variant AB

Linux v3.14.19 - TQMa335x/L

  • Optimized kernel config
  • enabled DRM and CPU_IDLE

Linux v3.14.19 (ti2014.10) - TQMa335x:

  • Optimized kernel config
  • enabled DRM and CPU_IDLE

Linux v3.14.19-rt16 - TQMa335x

  • Optimized kernel config
  • enabled DRM and CPU_IDLE

Linux v4.4.39 - TQMa335x:

  • Optimized kernel config
  • enabled DRM and CPU_IDLE

2017/07/07 -REV 0117

U-Boot v2013.07 - TQMa335x/L

  • tqma335x: add module identification eeprom support
  • ksz9031: center flp timing
  • am33xx: Always inhibit init/refresh during DDR phy init
  • am33xx,ddr3: fix ddr3 sdram configuration
  • ARM: am437x: Enable hardware leveling for EMIF
  • ARM: AM43xx: EPOS_EVM: Add support for LPDDR2
  • ARM: AM33xx+: Update ioregs to pass different values
  • am33xx: Stop modifying certain EMIF4D registers
  • tqma335x: adapt loadaddr and fdtaddr locations
  • tqma335x: new DDR3 timing, CLKINVERT=1
  • MMC: add MMC_VERSION_5_0

Linux v3.14.19 - TQMa335x/L

  • mba335x: dt: adapt to etm0700g0bdh6 timing

Linux v3.14.19 (ti2014.10) - TQMa335x:

  • <none>

Linux v3.14.19-rt16 - TQMa335x

  • <new>

Linux v4.4.39 - TQMa335x:

  • <new>

2016/04/18 - REV 0115

  • Integration to ARM BSP (see also TQMa28 BSP changes)
  • Add support TQMa335xL (same as TQMa335x, except RAM timing)
  • TQMa335xL: no U-Boot build for SPI (no flash present)
  • Kernel Update 3.14.19 and ti2014.10.00

Build tools

  • OSELAS.Toolchain-2014.12.2

U-Boot

  • MMC dsr support
  • Support for multiple Ethernet PHYs
  • Fixed reset freeze
  • Show kernellog on tty0
  • Show correct capacity for e-MMC SLC mode
  • Add MAC address for second Ethernet interface

Linux kernel

  • Support for MBa335x interfaces
  • Median filter for analog touch coordinates
  • Add sound support
  • Fix RTC support in PMIC
  • Fixed parallel display on mainline kernel
  • Support new standard display revision
  • Support new touch version on display kit (still buggy)

2014/09/22 - REV 0102

BSP

  • upgrade gdb version to 7.7.1

Linux 3.12.10

  • MMC: add support for SET_DSR command
  • MMC: mmc-esdhci-imx: add DSR device tree support
  • drivers: net: phy: micrel: errata for KSZ9031
  • tqma335x: dt: usb1 as peripheral
  • am33xx: trigger cold reset to fix samsung ddr3 freeze

U-boot 2013.07

  • mmc: add setdsr suppport
  • tqma335x: set dsr setting and populate to dt
  • tqma335x: register both phys
  • tqma335x: trigger cold reset to fix samsung ddr3 freeze