ARM: OMAP3: PRM: move iva reset to PRM driver

This is a more proper isolation of the code. Done in preparation of making
PRM an individual driver.

Signed-off-by: Tero Kristo <t-kristo@ti.com>

arch/arm/mach-omap2/prm3xxx.h

@@ -163,6 +163,7 @@ extern void omap3xxx_prm_dpll3_reset(void);
 extern int __init omap3xxx_prm_init(void);
 extern u32 omap3xxx_prm_get_reset_sources(void);
 int omap3xxx_prm_clear_mod_irqs(s16 module, u8 regs, u32 ignore_bits);
+void omap3xxx_prm_iva_idle(void);
 
 #endif /* __ASSEMBLER */