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OMAP4: cm: Add two new APIs for modulemode control

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In OMAP4, a new programming model based on module control instead
of clock control was introduced.
Expose two APIs to allow the upper layer (omap_hwmod) to control
the module mode independently of the parent clocks management.

Signed-off-by: Benoit Cousson <b-cousson@ti.com>
Cc: Paul Walmsley <paul@pwsan.com>
Cc: Rajendra Nayak <rnayak@ti.com>
[paul@pwsan.com: renamed 'omap4_cm_' fns to 'omap4_cminst_'; cleaned up
 kerneldoc]
Signed-off-by: Paul Walmsley <paul@pwsan.com>
This commit is contained in:
Benoit Cousson
2011-07-10 05:56:32 -06:00
committed by Paul Walmsley
parent 03fdefe53a
commit 288d6a1618
2 changed files with 45 additions and 0 deletions
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5
arch/arm/mach-omap2/cminst44xx.h
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@@ -20,6 +20,11 @@ extern void omap4_cminst_clkdm_force_wakeup(u8 part, s16 inst, u16 cdoffs);
extern int omap4_cminst_wait_module_ready(u8 part, u16 inst, s16 cdoffs, u16 clkctrl_offs);
extern int omap4_cminst_wait_module_idle(u8 part, u16 inst, s16 cdoffs, u16 clkctrl_offs);
extern void omap4_cminst_module_enable(u8 mode, u8 part, u16 inst, s16 cdoffs,
u16 clkctrl_offs);
extern void omap4_cminst_module_disable(u8 part, u16 inst, s16 cdoffs,
u16 clkctrl_offs);
/*
* In an ideal world, we would not export these low-level functions,
* but this will probably take some time to fix properly