XO-1.75/TODO List
< XO-1.75
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This is a list of stuff we need to do for 1.75
Hiring
- project manager
- hardware designer
- kernel maintainer - porting android
- kernel developer - writing new code
- X developer
- multitouch UI graphics design / visual? Maybe on SugarLabs staff
- multitouch UI engineer
- build engineer
- release manager
Software
Linux
- SPI driver
- setup new build machine
- Choose distro
- ALSA support for Realtek codec
- TCON support/debugging
- touchscreen driver
- C-state management
- X driver
- 2D
- 3D
- camera driver - same camera, different port
- pretty boot w/o DCON freeze hack
- acceler/magnet-ometer driver
- button GPIO event support
- power management in all its glory
EC
- new repository
- Power-up sequencing
- SPI driver
- PS2 keyboard/mouse
- battery - use 1wire interface, use new timer code
- jump to RAM (if doesn't work, need to mux pins)
OFW
- memory init
- SPI driver
- DCON driver
- Marvell USB driver
- also deal with the hub
- Marvell SD driver
- Marvell NAND HW driver
- audio - Realtek codec
- TCON - init over I2C - support/debugging
- C-state management
- camera driver - same camera, different port for diags
- touchscreen diag
- accelerometer diag
- button GPIO support for startup and diags
- mfgdiags integration
Hardware
Hardware Description XO-1.75 Bringup plans
A1
- touchscreen parameters
- touchscreen technology selection (interface choice is urgent)
- take unused pins over to something we can connect to after the fact
- schematics
- power distribution
- critical signals
- choose memory chips (single bank)
- choose NAND chips
- choose SPI FLASH chips
B1 and later
- TCON specs
- move from expensive PCB to FR4
- choose LCD panel