ARM: OMAP2+: hwmod: add omap_hwmod_get_main_clk() API

Add an API to get main clock name associated with a given @oh.
This will avoid the need to construct fclk names during early
initialization in order to get fclk handle using clk_get().

Signed-off-by: Tarun Kanti DebBarma <tarun.kanti@ti.com>
Cc: Benoit Cousson <b-cousson@ti.com>
Cc: Paul Walmsley <paul@pwsan.com>
Cc: Tony Lindgren <tony@atomide.com>
Cc: Kevin Hilman <khilman@ti.com>
Cc: Rajendra Nayak <rnayak@ti.com>
Cc: Santosh Shilimkar <santosh.shilimkar@ti.com>
Acked-by: Benoit Cousson <b-cousson@ti.com>
Signed-off-by: Paul Walmsley <paul@pwsan.com>
This commit is contained in:
Tarun Kanti DebBarma 2012-07-04 05:00:48 -06:00 committed by Paul Walmsley
parent 55ffe163c8
commit bed9d1bb4e
2 changed files with 17 additions and 0 deletions

View File

@ -3401,3 +3401,18 @@ int omap_hwmod_pad_route_irq(struct omap_hwmod *oh, int pad_idx, int irq_idx)
return 0;
}
/**
* omap_hwmod_get_main_clk - get pointer to main clock name
* @oh: struct omap_hwmod *
*
* Returns the main clock name assocated with @oh upon success,
* or NULL if @oh is NULL.
*/
const char *omap_hwmod_get_main_clk(struct omap_hwmod *oh)
{
if (!oh)
return NULL;
return oh->main_clk;
}

View File

@ -629,6 +629,8 @@ int omap_hwmod_no_setup_reset(struct omap_hwmod *oh);
int omap_hwmod_pad_route_irq(struct omap_hwmod *oh, int pad_idx, int irq_idx);
const char *omap_hwmod_get_main_clk(struct omap_hwmod *oh);
/*
* Chip variant-specific hwmod init routines - XXX should be converted
* to use initcalls once the initial boot ordering is straightened out