PalmTreo650Status

Linux on Palm Treo 650 Porting Status

Subsystem	Status	Comment
ARM Machine number	Obtained	Machine ID = 909, Machine type = xscale_treo650
Bootloader	Works	Works fine in Cocoboot
LCD	Works	LCD needs a patch to pxafb.c to ensure that L_BIAS GPIO doesn't get enabled.
Keypad	Works	Needs a keymap to use extended keys - done
Sound	Works	Need to expose speaker power GPIO to userspace and develop some default profiles though
MMC/SD/SDIO	Works	Has a little bug with IRQ23 complaining... Doesn't effect anything.
UART (serial)	Untested	Probably works.
Touchscreen	Works
Bluetooth	In Progress	GPIOs found (on ASIC) but needs ASIC-UART driver
USB	Works	USB ethernet works. PXA27x USB is buggy though so only a couple of gadget modes work.
LEDs	Works	Works. Doesn't take advantage of hardware timers though.
Vibrate	Works	Via LEDs driver.
Battery level monitor	In Progress	Need to investigate I2C chip in battery.
GSM Phone	<#00ff00Works	See blog post
CDMA Phone	To Be Done	Untested
IRDA	To Be Done
Internal Flash	To Be Done	Need driver for DoC
Power Management	Partially	Both standby and suspend to RAM working. Powering down of peripherals need to be investigated to get a longer battery life. Currently it lasts a day or so in suspend to RAM mode.