[PATCH] Correctly power on GSM modem of GTA02

Harald Welte laforge at openmoko.org
Tue Oct 9 16:33:04 CEST 2007


Hi jserv,

On Tue, Oct 09, 2007 at 02:53:36PM +0800, Jim Huang wrote:

> This patch does correctly power on GSM modem of GTA02 reflecting the
> changes of PMU pcf50633 controls.

thanks for the patch.

However, I have the following remarks:

0) the function pcf50633_gpio2_output_set() is not provided by the
   current pcf50633 driver!  I am adding one now, but make it
   pcf50633_gpio_output_set(2, ...);
1) unconditionally using pcf50633_gpio2_output_set() will generate
   a missing symbol if kernel is compiled with GTA01 but without GTA02
   support.  I've #ifdef's
2) if we switch it on, we should also switch it off again :)
3) the switch via GPIO2 of the PMU was only added in GTA02v2, GTA02v1
   doesn't have it.

I have a patch for this now, will do some testing + commit later
tonight.

Cheers,
-- 
- Harald Welte <laforge at openmoko.org>          	        http://openmoko.org/
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