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Embedded module TQMa7x - YOCTO Linux BSP documentation


BSP Overview

BSP Version Matrix

TQ.ARM.BSP Revision meta-tq release Yocto Project / Poky Release U-Boot Linux Kernel
0018 Kirkstone 4.0.16 - Kirkstone u-boot-imx-tq_2016.03 linux-tq_5.15.bb
0017 Kirkstone 4.0.16 - Kirkstone u-boot-imx-tq_2016.03 linux-tq_5.15.bb
0016 Kirkstone 4.0.15 - Kirkstone u-boot-imx-tq_2016.03 linux-tq_5.15.bb
0015 Kirkstone 4.0.14 - Kirkstone u-boot-imx-tq_2016.03 linux-tq_5.15.bb
0014 Kirkstone 4.0.14 - Kirkstone u-boot-imx-tq_2016.03 linux-tq_5.15.bb
0013 Kirkstone 4.0.13 - Kirkstone u-boot-imx-tq_2016.03 linux-tq_5.15.bb
0012 Kirkstone 4.0.13 - Kirkstone u-boot-imx-tq_2016.03 linux-tq_5.15.bb
0011 Kirkstone 4.0.13 - Kirkstone u-boot-imx-tq_2016.03 linux-tq_5.15.bb
0010 Kirkstone 4.0.13 - Kirkstone u-boot-imx-tq_2016.03 linux-tq_5.15.bb
0009 Kirkstone 4.0.11 - Kirkstone u-boot-imx-tq_2016.03 linux-tq_5.15.bb
0008 Kirkstone 4.0.11 - Kirkstone u-boot-imx-tq_2016.03 linux-tq_5.15.bb
0007 Kirkstone 4.0.10 - Kirkstone u-boot-imx-tq_2016.03 linux-tq_5.15.bb
0006 Kirkstone 4.0.10 - Kirkstone u-boot-imx-tq_2016.03 linux-tq_5.15.bb
0005 Kirkstone 4.0.9 - Kirkstone u-boot-imx-tq_2016.03 linux-tq_5.15.bb
0004 Kirkstone 4.0.8 - Kirkstone u-boot-imx-tq_2016.03 linux-tq_5.15.bb
0003 Kirkstone 4.0.6 - Kirkstone u-boot-imx-tq_2016.03 linux-tq_5.15.bb
0002 Kirkstone 4.0.5 - Kirkstone u-boot-imx-tq_2016.03 linux-tq_5.15.bb
0001 Kirkstone 4.0.5 - Kirkstone u-boot-imx-tq_2016.03 linux-tq_5.15.bb

Yocto Target Machines

TQMa7x.BSP Revision Target machine
≥0108 tqma7x-512mb-mba7
tqma7x-1gb-mba7
tqma7x-2gb-mba7
0105 tqma7x-mba7


BSP Version Matrix

BSP Revision meta-tq release Yocto Project / Poky Release Target machine1) U-Boot Linux Kernel
0115 kirkstone 4.0.5 - Zeus tqma7x-512mb-mba7
tqma7x-1gb-mba7
tqma7x-2gb-mba7 		2016.03 (NXP imx-rel_imx_4.1.15_2.0.0_ga) 5.15.55
5.15.55 + rt48
0114 hardknott 3.3.6 - Zeus tqma7x-512mb-mba7
tqma7x-1gb-mba7
tqma7x-2gb-mba7 		2016.03 (NXP imx-rel_imx_4.1.15_2.0.0_ga) 5.15.27
0111 zeus 3.0.3 - Zeus tqma7x-512mb-mba7
tqma7x-1gb-mba7
tqma7x-2gb-mba7 		2016.03 (NXP imx-rel_imx_4.1.15_2.0.0_ga) v2019.04-lf-5.4.y-1.0.0
5.4.23
5.4.23 + rt23
0108 warrior 2.7 -Warrior tqma7x-512mb-mba7
tqma7x-1gb-mba7
tqma7x-2gb-mba7 		2016.03 (NXP imx-rel_imx_4.1.15_2.0.0_ga) NXP 4.14.78 rel_imx_4.14.78_1.0.0_ga
0105 pyro 2.3.3 - Pyro tqma7x-mba7 2016.03 (NXP imx-rel_imx_4.1.15_2.0.0_ga) rel_imx_4.1.15_2.0.0

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Bootloader

U-Boot

Supported Features
Buildsystem BSP Revision
PTXdist ✔ ✔ ✔ ✔
Yocto ✔ ✔ ✔ ✔ ✔ ✔
TQ Product Chip Interface Function 0101 0105 0108 0111 0113 0114 0115
TQMa7x i.MX7 Ethernet 2x RGMII (10/100/1000 Mbit/s) ✔ ✔ ✔ ✔ ✔ ✔ ✔
TQMa7x i.MX7 Fuses ✔ ✔ ✔ ✔ ✔ ✔ ✔
TQMa7x i.MX7 GPIO ✔ ✔ ✔ ✔ ✔ ✔ ✔ custom config on request
TQMa7x i.MX7 I²C EEPROM, Temperature Sensors, RTC ✔ ✔ ✔ ✔ ✔ ✔ ✔
TQMa7x i.MX7 qSPI QSPI SPI NOR Flash ✔ ✔ ✔ ✔ ✔ ✔ ✔
TQMa7x i.MX7 UART6 RS232 ✔ ✔ ✔ ✔ ✔ ✔ ✔ default console
TQMa7x i.MX7 USB USB Storage Device ✔ ✔ ✔ ✔ ✔ ✔
TQMa7x i.MX7 uSDHC eMMC / SD-Card ✔ ✔ ✔ ✔ ✔ ✔ ✔ SD card / eMMC

Operating System

Linux

Supported Features
Buildsystem BSP Revision
PTXdist ✔ ✔ ✔ ✔ ✔
Yocto ✔ ✔ ✔ ✔ ✔ ✔
TQ Product Chip Interface Function Pre-Release 0101
only tested with MBa7x REV.0200 		0105
only tested with MBa7x REV.0200 		0108 0111 0113 0114 0115
TQMa7x i.MX7 ADC1 Touch Interface not tested
i.MX7 ADC2 ✔ ✔ ✔ ✔ ✔ ✔ ✔ tested with IIO device
i.MX7 CSI Parallel CSI on request
i.MX7 eCSPI1 ✔ ✔ ✔ ✔ ✔ ✔ ✔ exported as spidev
i.MX7 eCSPI2 ✔ ✔ ✔ ✔ ✔ ✔ ✔ exported as spidev
i.MX7 EIM Bus access no device on MBa7x
on request
i.MX7 ENET1 RGMII
(10/100/1000 Mbit/s) 		✔ ✔ ✔ ✔ ✔ ✔ ✔ ✔ incompatible with MBa7x Rev.010x
i.MX7 ENET2 RGMII
(10/100/1000 Mbit/s) 		✔ ✔ ✔ ✔ ✔ ✔ ✔ ✔ incompatible with MBa7x Rev.010x
i.MX7 EPDC conflicts with QSPI NOR
no device on MBa7x
i.MX7 FLEXCAN1 CAN 2.0B ✔ ✔ ✔ ✔ ✔ ✔ ✔ ✔
i.MX7 FLEXCAN2 CAN 2.0B ✔ ✔ ✔ ✔ ✔ ✔ ✔ ✔
i.MX7 FLEXTIMER not tested
i.MX7 GPMI no device on TQMa7x / MBa7x
check pin multiplexing if needed on custom baseboard
i.MX7 I2C1 I2C devices ✔ ✔ ✔ ✔ ✔ ✔ ✔ ✔ see supported onboard I2C devices
i.MX7 I2C2 I2C devices ✔ ✔ ✔ ✔ ✔ ✔ ✔ ✔ see supported onboard I2C devices
i.MX7 JTAG not tested
i.MX7 KPP not tested
i.MX7 LCD1 Parallel LCD ✔ ✔ ✔ ✔ ✔ ✔ ✔ ✔ LVDS and LCD1 are mutually exclusive
special devicetree needed
i.MX7 MIPI CSI no device on MBa7x
i.MX7 MIPI DSI no device on MBa7x
i.MX7 MQS no device on MBa7X
i.MX7 PCIe Host controller ✔ ✔ ✔ ✔ ✔ ✔ Tested with Realtek NIC
only available on i.MX7 Dual
only supported on NXP Linux kernel
i.MX7 PWM1 PWM controller ✔ ✔ ✔ ✔ ✔ ✔ ✔ ✔ special devicetree needed for backlight
i.MX7 QSPI Bus access
Memory access 		✔ ✔ ✔ ✔ ✔ ✔ ✔ ✔
i.MX7 SAI1 TLV320AIC3204 ✔ ✔ ✔ ✔ ✔ ✔ ✔
i.MX7 SIM Tested with NXP Test application
i.MX7 TAMPER not tested
i.MX7 TEMPMON ✔ ✔ ✔ ✔ ✔ ✔ ✔ ✔ Temperature read
i.MX7 UART3 TTL ✔ ✔ ✔ ✔ ✔ ✔ available on X25
i.MX7 UART4 TTL ✔ ✔ ✔ ✔ ✔ ✔ available on X24
i.MX7 UART5 TTL ✔ ✔ ✔ ✔ ✔ ✔ available on X25
i.MX7 UART6 RS232 ✔ ✔ ✔ ✔ ✔ ✔ ✔ ✔ Default Console
i.MX7 UART7 RS485 ✔ ✔ ✔ ✔ ✔ ✔ ✔ ✔
i.MX7 USB_Host USB4604 ✔ ✔ ✔ ✔ ✔ ✔ ✔ requires BSP REV ≥ 0105 for TQMa7S
i.MX7 USB_OTG1 Host ✔ ✔ ✔ ✔ ✔ ✔ ✔ ✔ requires BSP REV ≥ 0105 for TQMa7S
i.MX7 USB_OTG1 OTG ✔ ✔ ✔ ✔ ✔ ✔ ✔ Tested with serial downloader mode
requires BSP REV ≥ 0105 for TQMa7S
i.MX7 USB_OTG2 Host ✔ ✔ ✔ ✔ ✔ ✔ ✔ only available on i.MX7 Dual
i.MX7 USB_OTG2 OTG ✔ ✔ ✔ ✔ ✔ ✔ only available on i.MX7 Dual
i.MX7 uSDHC uSDHC1 SD Card
uSDHC3 eMMC 		✔ ✔ ✔ ✔ ✔ ✔ ✔ ✔ HS200 / HS400 Mode for uSDHC3

HS MODE for SD Card on uSDHC1 needs switchable supply voltage, not available on MBA7x
i.MX7 WDOG1 ✔ ✔ ✔ ✔ ✔ ✔ ✔ ✔ Necessary changes for MBa7x Rev.0100
MBa7x PCA9555 I2C port expander ✔ ✔ ✔ ✔ ✔ ✔ ✔ ✔
PCA9555 I2C Port Expander Buzzer ✔ ✔ ✔ ✔ ✔ ✔ ✔ ✔
PCA9555 I2C Port Expander 4x GPIO ✔ ✔ ✔ ✔ ✔ ✔ ✔ ✔
PCA9555 I2C Port Expander 3x GPIO Key ✔ ✔ ✔ ✔ ✔ ✔ ✔ ✔ not usable as wakeup source
PCA9555 I2C Port Expander 2x LED ✔ ✔ ✔ ✔ ✔ ✔ ✔ ✔
Smart Card SIM ✔ ✔ ✔ ✔ ✔ ✔ ✔ Tested with NXP test application
SNVS Reset Reset, PMIC-
Reset, Power-
down, Wake-Up 		✔ ✔ ✔ ✔ ✔ ✔ ✔
SN75LVDS83B LVDS ✔ ✔ ✔ ✔ ✔ ✔ ✔ ✔ LVDS and LCD1 are mutually exclusive
special devicetree needed
TLV320AIC3204 Headphone Out/
Line Out 		✔ ✔ ✔ ✔ ✔ ✔ ✔ selectable by using solder straps on MBa7x
Line In ✔ ✔ ✔ ✔ ✔ ✔ noisy audio record with default settings
Microphone In TBD
USB4604 USB1 Host ✔ ✔ ✔ ✔ ✔ ✔ ✔ requires BSP REV ≥ 0105 for TQMa7S
USB4604 USB2 Host ✔ ✔ ✔ ✔ ✔ ✔ ✔ requires BSP REV ≥ 0105 for TQMa7S
USB4604 USB3 Host ✔ ✔ ✔ ✔ ✔ ✔ ✔ requires BSP REV ≥ 0105 for TQMa7S
USB4604 USB4 Host ✔ ✔ ✔ ✔ ✔ ✔ ✔ requires BSP REV ≥ 0105 for TQMa7S

Onboard I2C Devices

I2C Device Overview

TQMa7x / MBa7x REV.02xx

I2C bus TQMa7x
I2C1 0x08
PMIC 		0x1e
SE97BTP (tempsensor) 		0x50
EEPROM 		0x68
RTC 		0x56
SE97BTP (eeprom) 		0x36
SE97BTP
I2C bus MBa7x
I2C1 0x49
LM75A
I2C2 0x18
Audiocodec 		0x2D
HSIC HUB 		0x20
I2C GPIO expander 		0x6A Clock generator

TQMa7x / MBa7x REV.01xx

I2C bus TQMa7x
I2C1 0x08
PMIC 		0x48
LM75A 		0x50
EEPROM 		0x68
RTC
I2C bus MBa7x
I2C1 0x49
LM75A
I2C2 0x18
Audiocodec 		0x2D
HSIC HUB 		0x20
I2C GPIO expander 		0x6A Clock generator

Changelog


BSP Version History

Rev.0115

BSP

  • Update to Yocto Kirkstone
  • Update to Linux kernel 5.15.55 and 5.15.55-rt48

Rev.0114

BSP

  • Update to Yocto Hardknott
  • Update to Linux kernel 5.15.27

Rev.0111

BSP

  • Update to Linux Mainline 5.4 ( rt patches available)
  • Update to NXP v2019.04-lf-5.4.y-1.0.0
  • Fixed a resource allocation issue in the TLV320AIC32x4 audio codec driver that could lead to warnings and lockups during boot or shutdown
  • Fixed incorrect clock setup in the TLV320AIC32x4 audio codec driver causing too slow or too fast playback and recording after a soft reboot

Linux

  • The kernel configuration was changed to use the better supported mainline graphics stack
  • Fixed a QSPI driver bug causing frequent corruptions of filesystems on SPI-NOR flash
  • Enabled cpufreq driver in kernel defconfig

Rev.0108

BSP

U-Boot

Linux

Rev.0105

  • initial BSP Release


1)
i.e. value for MACHINE variable