Digma 1538E 4G (ps1150ml)
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| This device is marked as not booting. Status: No source dowstream kernel. Trying to make mainline for mt6735 | 
|  Android running | |
| Manufacturer | Digma | 
|---|---|
| Name | 1538E 4G | 
| Codename | digma-ps1150ml | 
| Released | 2017 | 
| Type | tablet | 
| Hardware | |
| Chipset | MediaTek MT8735 | 
| CPU | 4x Cortex-A53 1.3 GHz | 
| GPU | Mali-T720 | 
| Display | 1920x1200 IPS 10.1 | 
| Storage | 32 GB | 
| Memory | 2 GB | 
| Architecture | aarch64 | 
| Software | |
| Original software The software and version the device was shipped with. | Android 7.0 | 
| Extended version The most recent supported version from the manufacturer. | Android | 
| FOSS bootloader | yes | 
| Mainline Instead of a Linux kernel fork, it is possible to run (Close to) Mainline. | no | 
| This device is based on the MediaTek MT6735. See the SoC page for common tips, guides and troubleshooting steps | 
Contributors
- km2
- kedi
Maintainer(s)
Users owning this device
How to enter flash mode
Use adb reboot bootloader or hold + to enter fastboot mode.
Hold  when connecting to a PC if you're flashing via spflashtool.
Partition layout
PS1150ML:/ # ls -la /dev/block/platform/mtk-msdc.0/11230000.msdc0/by-name/
lrwxrwxrwx 1 root root  20 2015-09-01 00:04 boot -> /dev/block/mmcblk0p7
lrwxrwxrwx 1 root root  21 2015-09-01 00:04 cache -> /dev/block/mmcblk0p22
lrwxrwxrwx 1 root root  21 2015-09-01 00:04 custom -> /dev/block/mmcblk0p17
lrwxrwxrwx 1 root root  21 2015-09-01 00:04 expdb -> /dev/block/mmcblk0p10
lrwxrwxrwx 1 root root  21 2015-09-01 00:04 flashinfo -> /dev/block/mmcblk0p24
lrwxrwxrwx 1 root root  21 2015-09-01 00:04 frp -> /dev/block/mmcblk0p18
lrwxrwxrwx 1 root root  21 2015-09-01 00:04 keystore -> /dev/block/mmcblk0p14
lrwxrwxrwx 1 root root  20 2015-09-01 00:04 lk -> /dev/block/mmcblk0p5
lrwxrwxrwx 1 root root  20 2015-09-01 00:04 logo -> /dev/block/mmcblk0p9
lrwxrwxrwx 1 root root  21 2015-09-01 00:04 metadata -> /dev/block/mmcblk0p20
lrwxrwxrwx 1 root root  21 2015-09-01 00:04 nvdata -> /dev/block/mmcblk0p19
lrwxrwxrwx 1 root root  20 2015-09-01 00:04 nvram -> /dev/block/mmcblk0p2
lrwxrwxrwx 1 root root  20 2015-09-01 00:04 para -> /dev/block/mmcblk0p6
lrwxrwxrwx 1 root root  20 2015-09-01 00:04 proinfo -> /dev/block/mmcblk0p1
lrwxrwxrwx 1 root root  20 2015-09-01 00:04 protect1 -> /dev/block/mmcblk0p3
lrwxrwxrwx 1 root root  20 2015-09-01 00:04 protect2 -> /dev/block/mmcblk0p4
lrwxrwxrwx 1 root root  20 2015-09-01 00:04 recovery -> /dev/block/mmcblk0p8
lrwxrwxrwx 1 root root  21 2015-09-01 00:04 seccfg -> /dev/block/mmcblk0p11
lrwxrwxrwx 1 root root  21 2015-09-01 00:04 secro -> /dev/block/mmcblk0p13
lrwxrwxrwx 1 root root  21 2015-09-01 00:04 system -> /dev/block/mmcblk0p21
lrwxrwxrwx 1 root root  21 2015-09-01 00:04 tee1 -> /dev/block/mmcblk0p15
lrwxrwxrwx 1 root root  21 2015-09-01 00:04 tee2 -> /dev/block/mmcblk0p16
lrwxrwxrwx 1 root root  21 2015-09-01 00:04 userdata -> /dev/block/mmcblk0p23
lrwxrwxrwx 1 root root  21 2015-09-01 00:04 oemkeystore -> /dev/block/mmcblk0p12
Installation
Mainline kernel?
This device is based on MT8735W chipset.
| Part | Supported? | 
|---|---|
| SoC(MT8735W) | Broken/Partial | 
| K101-MM2BA02-A panel | No | 
| Sandisk sdinadf4-32g EMMC chip | Yes | 
| GalaxyCore GC5025 Back camera | No | 
| GalaxyCore GC2365 Front camera | No | 
| MT6328 PMIC | No | 
| MT6625L BT/Wifi chip | No | 
| MT6169 maybe LTE | No | 
| MT6158 RF | No | 
| NTC3201 Temperature sensor | No | 
| GSL3676 touchscreen chip / CY101S200-01 touch panel | No | 
UART
On the board, next to the reset button, there are 4 pins: Tx1, Rx1, Tx0, Rx0. With Tx0 I was able to get the bootloader messages. Listen at a speed of 921600
Size of UART pins. Use thin copper wire and connect to Tx0 Rx0.
Mainline status
Still in its infancy. Simple-framebuffer and UART partially works. https://github.com/mt6735-mainline/linux
Photos
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			Front side
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			Back side
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			Battery
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			Motherboard
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			NFC connector






