ARM: OMAP2: clock: Convert to common clk

Convert all OMAP2 specific platform files to use COMMON clk
and keep all the changes under the CONFIG_COMMON_CLK macro check
so it does not break any existing code. At a later point switch
to COMMON clk and get rid of all old/legacy code.

Signed-off-by: Rajendra Nayak <rnayak@ti.com>
Signed-off-by: Mike Turquette <mturquette@ti.com>
[paul@pwsan.com: updated to apply]
Signed-off-by: Paul Walmsley <paul@pwsan.com>

1 files changed, 24 insertions, 0 deletions

diff --git a/arch/arm/mach-omap2/clkt2xxx_dpllcore.c b/arch/arm/mach-omap2/clkt2xxx_dpllcore.c
index e687163a68fe..9d8388b7ee97 100644
--- a/arch/arm/mach-omap2/clkt2xxx_dpllcore.c
+++ b/arch/arm/mach-omap2/clkt2xxx_dpllcore.c
@@ -41,7 +41,11 @@
  * (currently defined as "dpll_ck" in the OMAP2xxx clock tree).  Set
  * during dpll_ck init and used later by omap2xxx_clk_get_core_rate().
  */
+#ifdef CONFIG_COMMON_CLK
+static struct clk_hw_omap *dpll_core_ck;
+#else
 static struct clk *dpll_core_ck;
+#endif
 
 /**
  * omap2xxx_clk_get_core_rate - return the CORE_CLK rate
@@ -105,13 +109,25 @@ static long omap2_dpllcore_round_rate(unsigned long target_rate)
 
 }
 
+#ifdef CONFIG_COMMON_CLK
+unsigned long omap2_dpllcore_recalc(struct clk_hw *hw,
+                                    unsigned long parent_rate)
+#else
 unsigned long omap2_dpllcore_recalc(struct clk *clk)
+#endif
 {
         return omap2xxx_clk_get_core_rate();
 }
 
+#ifdef CONFIG_COMMON_CLK
+int omap2_reprogram_dpllcore(struct clk_hw *hw, unsigned long rate,
+                             unsigned long parent_rate)
+{
+        struct clk_hw_omap *clk = to_clk_hw_omap(hw);
+#else
 int omap2_reprogram_dpllcore(struct clk *clk, unsigned long rate)
 {
+#endif
         u32 cur_rate, low, mult, div, valid_rate, done_rate;
         u32 bypass = 0;
         struct prcm_config tmpset;
@@ -189,8 +205,16 @@ int omap2_reprogram_dpllcore(struct clk *clk, unsigned long rate)
  * statically defined, this code may need to change to increment some
  * kind of use count on dpll_ck.
  */
+#ifdef CONFIG_COMMON_CLK
+void omap2xxx_clkt_dpllcore_init(struct clk_hw *hw)
+#else
 void omap2xxx_clkt_dpllcore_init(struct clk *clk)
+#endif
 {
         WARN(dpll_core_ck, "dpll_core_ck already set - should never happen");
+#ifdef CONFIG_COMMON_CLK
+        dpll_core_ck = to_clk_hw_omap(hw);
+#else
         dpll_core_ck = clk;
+#endif
 }