Group: Hardware/TODO/TO SORT/Smartphones

Introduction

First let's define a smartphone, A smartphone is a phone with at least 2 processors, one where runs the operating system(like Android,GNU/Linux etc...) and another that interface with the GSM network. Historically both processors talked to each other trough AT commandes(also known as Hayes command set

Possible Free SmartPhones target comparison

Hardware freedom

	Openmoko Freerunner	Nokia N900	HTC Dream	Nexus one	Palm pre(normal,plus or version 2)
Non free firmwares	No	Yes: Wifi(wl1251_spi) Bluetooth(broadcom) camera(many components) DSP(note that the CPU and mplayer do a better job than the DSP but consume more battery)	Yes: Wifi(wl1251_sdio) bluetooth(broadcom)	Yes: Microphone Sound card WIFI(bcm4329) Maybe others?	Yes: Wifi(libertas_sdio) Maybe others?
Modem can be flashed	Yes	?	Yes	Yes
Modem can be unpowered	Yes	Yes	?	?
Audio path under modem's control?	No	No	Yes	Yes
GPS under modem's control	No	Yes	Yes	Yes
Free Bootloader	Yes	No	?	?	Some work has been done(must check status,not complete)

Hardware capabilities

	Openmoko Freerunner	Nokia N900	HTC Dream	Nexus one	Palm pre(normal,plus or version 2)
USB host	Yes (not strictly needed since no firmwares are needed),limited to ? mA	Yes(with 2.6.28 power kernel), limited to ? mA	?	possible, untested, unpowered	?

References

• http://laforge.gnumonks.org/papers/gsm_phone-anatomy-latest.pdf