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OMAP2+: clock: comment that osc_ck/osc_sys_ck should use clockfw autoidle control

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Place some comments in the OMAP oscillator clock control code to note that
its autoidle mode should eventually be controlled via the new OMAP clockfw
autoidle control interface.

Signed-off-by: Paul Walmsley <paul@pwsan.com>
Tested-by: Rajendra Nayak <rnayak@ti.com>
Reviewed-by: Kevin Hilman <khilman@ti.com>
This commit is contained in:
Paul Walmsley 2011-02-25 15:39:27 -07:00
parent 92618ff8b0
commit cc1d230cfb
1 changed files with 14 additions and 0 deletions
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14
arch/arm/mach-omap2/clkt2xxx_osc.c
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@ -30,6 +30,13 @@
#include "prm2xxx_3xxx.h"
#include "prm-regbits-24xx.h"
/*
* XXX This does not actually enable the osc_ck, since the osc_ck must
* be running for this function to be called. Instead, this function
* is used to disable an autoidle mode on the osc_ck. The existing
* clk_enable/clk_disable()-based usecounting for osc_ck should be
* replaced with autoidle-based usecounting.
*/
static int omap2_enable_osc_ck(struct clk *clk)
{
u32 pcc;
@ -41,6 +48,13 @@ static int omap2_enable_osc_ck(struct clk *clk)
return 0;
}
/*
* XXX This does not actually disable the osc_ck, since doing so would
* immediately halt the system. Instead, this function is used to
* enable an autoidle mode on the osc_ck. The existing
* clk_enable/clk_disable()-based usecounting for osc_ck should be
* replaced with autoidle-based usecounting.
*/
static void omap2_disable_osc_ck(struct clk *clk)
{
u32 pcc;