staging: omap-thermal: document omap_bandgap_alert_init function

Document function that sets talert handling up.

Signed-off-by: Eduardo Valentin <eduardo.valentin@ti.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Eduardo Valentin 2013-03-15 09:00:31 -04:00 committed by Greg Kroah-Hartman
parent d3790b3ddc
commit 094b8aca16

View File

@ -842,7 +842,17 @@ static int omap_bandgap_tshut_init(struct omap_bandgap *bg_ptr,
return 0;
}
/* Initialization of Talert. Call it only if HAS(TALERT) is set */
/**
* omap_bandgap_alert_init() - setup and initialize talert handling
* @bg_ptr: pointer to struct omap_bandgap
* @pdev: pointer to device struct platform_device
*
* Call this function only in case the bandgap features HAS(TALERT).
* In this case, the driver needs to handle the TALERT signals as an IRQs.
* TALERT is a normal IRQ and it is fired any time thresholds (hot or cold)
* are violated. In these situation, the driver must reprogram the thresholds,
* accordingly to specified policy.
*/
static int omap_bandgap_talert_init(struct omap_bandgap *bg_ptr,
struct platform_device *pdev)
{