[UPSTREAM PATCH] remove_pcf50633_voltage_rails_and_friends.patch
andy at openmoko.com
Sat Nov 1 01:19:11 CET 2008
-----BEGIN PGP SIGNED MESSAGE-----
Somebody in the thread at some point said:
| Balaji Rao wrote:
|> OK. MEMLDO is used to keep the SDRAM powerd when we are in pmu-standby.
| Hmm, interesting. That may actually work. I can't figure out how much
| the external SDRAM is drawing, but the MCP SDRAM wants only about 0.5mA.
| MCP NAND and NOR Flash each only drawn 10uA. I don't know how much WLAN
| IO_1V8 also feeds STBY_1V2 (aka VDDalive) and Samsung don't specify what
| current flows on that one.
| Would be good if someone could measure the current on IO_1V8 during
| standby. If we can indeed stay within the 1mA budget of MEMLDO, that
| would be great.
I would guess things on the whole system can act a bit funny without
IO_3V3 up during suspend, considering pullups and WLAN and other wake
sources taking IO_3V3.
-----BEGIN PGP SIGNATURE-----
Version: GnuPG v1.4.9 (GNU/Linux)
Comment: Using GnuPG with Fedora - http://enigmail.mozdev.org
-----END PGP SIGNATURE-----
More information about the openmoko-kernel