msm: clock: Move out pll code from clock-local.c to clock-pll.c
The new clock-pll driver is designed to control
PLL clocks including shared, locally controlled
and voteable PLLs. Move PLL code from clock-local.c
into this new driver.
Change-Id: I58fc0c7e4816e52d25dd2521a70baff52d8a74b2
Signed-off-by: Vikram Mulukutla <markivx@codeaurora.org>
diff --git a/arch/arm/mach-msm/clock-pll.h b/arch/arm/mach-msm/clock-pll.h
index ae0ca17..7de81c9 100644
--- a/arch/arm/mach-msm/clock-pll.h
+++ b/arch/arm/mach-msm/clock-pll.h
@@ -12,6 +12,9 @@
*
*/
+#ifndef __ARCH_ARM_MACH_MSM_CLOCK_PLL_H
+#define __ARCH_ARM_MACH_MSM_CLOCK_PLL_H
+
/**
* enum - For PLL IDs
*/
@@ -50,3 +53,65 @@
* msm_shared_pll_control_init() - Initialize shared pll control structure
*/
void msm_shared_pll_control_init(void);
+
+/**
+ * struct pll_vote_clk - phase locked loop (HW voteable)
+ * @soft_vote: soft voting variable for multiple PLL software instances
+ * @soft_vote_mask: soft voting mask for multiple PLL software instances
+ * @en_reg: enable register
+ * @en_mask: ORed with @en_reg to enable the clock
+ * @status_mask: ANDed with @status_reg to determine if PLL is active.
+ * @status_reg: status register
+ * @parent: clock source
+ * @c: clk
+ */
+struct pll_vote_clk {
+ u32 *soft_vote;
+ const u32 soft_vote_mask;
+ void __iomem *const en_reg;
+ const u32 en_mask;
+ void __iomem *const status_reg;
+ const u32 status_mask;
+
+ struct clk *parent;
+ struct clk c;
+};
+
+extern struct clk_ops clk_ops_pll_vote;
+
+static inline struct pll_vote_clk *to_pll_vote_clk(struct clk *clk)
+{
+ return container_of(clk, struct pll_vote_clk, c);
+}
+
+/**
+ * struct pll_clk - phase locked loop
+ * @mode_reg: enable register
+ * @parent: clock source
+ * @c: clk
+ */
+struct pll_clk {
+ void __iomem *const mode_reg;
+
+ struct clk *parent;
+ struct clk c;
+};
+
+extern struct clk_ops clk_ops_local_pll;
+
+static inline struct pll_clk *to_pll_clk(struct clk *clk)
+{
+ return container_of(clk, struct pll_clk, c);
+}
+
+int sr_pll_clk_enable(struct clk *clk);
+
+/*
+ * PLL vote clock APIs
+ */
+int pll_vote_clk_enable(struct clk *clk);
+void pll_vote_clk_disable(struct clk *clk);
+struct clk *pll_vote_clk_get_parent(struct clk *clk);
+int pll_vote_clk_is_enabled(struct clk *clk);
+
+#endif