PocketBook Touch HD (pocketbook-pb631)
Appearance
This device has been tested with postmarketOS, but its device package has not yet been added to the postmarketOS repositories.
This means that it cannot be selected in pmbootstrap.
This means that it cannot be selected in pmbootstrap.
![]() PocketBook Touch HD | |
Manufacturer | PocketBook |
---|---|
Name | Touch HD |
Codename | pocketbook-pb631 |
Released | 2017 |
Type | ebook reader |
Hardware | |
Chipset | Freescale i.MX6 SoloLite |
CPU | 1.0 GHz Cortex-A9 |
GPU | Vivante GC320/GC355 (2D only) |
Display | 1072 x 1448 E-Ink Carta |
Storage | 8 GB SanDisk Class 4 microSDHC |
Memory | 512 MB |
Architecture | armv7 |
Software | |
Original software | PocketBook firmware |
FOSS bootloader | yes |
postmarketOS | |
Category | testing |
Pre-built images Whether pre-built images are available here. |
no |
Mainline Instead of a Linux kernel fork, it is possible to run (Close to) Mainline. |
partial |
Flashing It is possible to flash the device with pmbootstrap flasher . |
Untested
|
---|---|
USB Networking After connecting the device with USB to your PC, you can connect to it via telnet (initramfs) or SSH (booted system). |
Works
|
Internal storage eMMC, SD cards, UFS, ... |
Works
|
SD card Also includes other external storage cards |
Works
|
Battery Charging and battery level reporting works |
Works
|
Screen Display works. Ideally with sleep mode and brightness control. |
Works
|
Touchscreen |
Works
|
Multimedia | |
Audio Audio playback, microphone, headset and buttons. |
Broken
|
Connectivity | |
WiFi |
Works
|
Miscellaneous | |
FDE Full disk encryption and unlocking with unl0kr. |
Untested
|
USB OTG USB On-The-Go or USB-C Role switching |
Untested
|
Sensors | |
Hall Effect Also known as flip cover sensor |
Works
|
Primary Bootloader It is possible to replace stock bootloader with U-Boot. |
Works
|
---|---|
Secondary Bootloader It is possible to chainload U-Boot from stock bootloader. |
Untested
|
Mainline Latest versions of U-Boot are not broken and it is possible to use them. |
Partial
|
Internal Storage It is possible to boot from internal storage (e.g. eMMC or UFS). |
Works
|
SD card It is possible to boot from SD card. |
Broken
|
USB Host It is possible to boot from a USB storage or connect a keyboard. |
Untested
|
USB Peripheral It is possible to use device as a peripheral in U-Boot, e.g. for fastboot mode. |
Works
|
Display |
Broken
|
Buttons It is possible to navigate in boot menu or grub with volume and power buttons. |
Works
|
Another i.MX6 e-book reader, with external SD card slot and audio codec (rt5640)
Contributors
Users owning this device
How to enter flash mode
There is no flash mode to flash pmOS, follow the instructions below to flash pmOS to the internal SD card.
Installation
Insert the internal SD card into a SD card reader, and connect it to your PC. Follow the instructions below to flash postmarketOS to the SD card:
Use pmbootstrap to build your own installation image.
$ pmbootstrap init # select pocketbook-pb631
$ pmbootstrap install --sdcard /dev/[sdcard] # replace [sdcard] with your SD card's blockdevice
Mainline status
Display
This device uses ED060KG1 screen, works well with EPDC patches.
WLAN
RTL8189FTV, works with out of tree driver. The driver needs this patch for Linux 6.14.
Audio
RT5640 codec (used for the headphone port) does not seem to be supported on i.MX6 platform.
Mainline U-Boot
U-Boot works and can load Linux from internal SD card. External SD card slot does not work.