ARM: OMAP4: PM: Move DPLL control apis to dpll.c

This patch moves all the dpll control api's to a
common file dpll.c. This is in preperation of omap4
support wherein most of these api's can be reused.

Signed-off-by: Rajendra Nayak <rnayak@ti.com>
Signed-off-by: Paul Walmsley <paul@pwsan.com>
Cc: Benoit Cousson <b-cousson@ti.com>

arch/arm/mach-omap2/Makefile

@@ -10,7 +10,8 @@ prcm-common				= prcm.o powerdomain.o
 clock-common				= clock.o clock_common_data.o clockdomain.o
 
 obj-$(CONFIG_ARCH_OMAP2) += $(omap-2-3-common) $(prcm-common) $(clock-common)
-obj-$(CONFIG_ARCH_OMAP3) += $(omap-2-3-common) $(prcm-common) $(clock-common)
+obj-$(CONFIG_ARCH_OMAP3) += $(omap-2-3-common) $(prcm-common) $(clock-common) \
+			    dpll.o
 obj-$(CONFIG_ARCH_OMAP4) += prcm.o clock.o
 
 obj-$(CONFIG_OMAP_MCBSP) += mcbsp.o

arch/arm/mach-omap2/clock.h

@@ -36,6 +36,11 @@
 #define OMAP3XXX_EN_DPLL_FRBYPASS		0x6
 #define OMAP3XXX_EN_DPLL_LOCKED			0x7
 
+/* CM_CLKEN_PLL*.EN* bit values - not all are available for every DPLL */
+#define DPLL_LOW_POWER_STOP	0x1
+#define DPLL_LOW_POWER_BYPASS	0x5
+#define DPLL_LOCKED		0x7
+
 int omap2_clk_init(void);
 int omap2_clk_enable(struct clk *clk);
 void omap2_clk_disable(struct clk *clk);
@@ -44,6 +49,14 @@ int omap2_clk_set_rate(struct clk *clk, unsigned long rate);
 int omap2_clk_set_parent(struct clk *clk, struct clk *new_parent);
 int omap2_dpll_set_rate_tolerance(struct clk *clk, unsigned int tolerance);
 long omap2_dpll_round_rate(struct clk *clk, unsigned long target_rate);
+unsigned long omap3_dpll_recalc(struct clk *clk);
+unsigned long omap3_clkoutx2_recalc(struct clk *clk);
+void omap3_dpll_allow_idle(struct clk *clk);
+void omap3_dpll_deny_idle(struct clk *clk);
+u32 omap3_dpll_autoidle_read(struct clk *clk);
+int omap3_noncore_dpll_set_rate(struct clk *clk, unsigned long rate);
+int omap3_noncore_dpll_enable(struct clk *clk);
+void omap3_noncore_dpll_disable(struct clk *clk);
 
 #ifdef CONFIG_OMAP_RESET_CLOCKS
 void omap2_clk_disable_unused(struct clk *clk);