ARM: OMAP2: Clockdomain: Connect clockdomain code to powerdomain code

[pandora-kernel.git] / arch / arm / plat-omap / include / mach / powerdomain.h

diff --git a/arch/arm/plat-omap/include/mach/powerdomain.h b/arch/arm/plat-omap/include/mach/powerdomain.h
index c8f52c6..5fa666f 100644 (file)
--- a/arch/arm/plat-omap/include/mach/powerdomain.h
+++ b/arch/arm/plat-omap/include/mach/powerdomain.h
@@ -44,9 +44,16 @@
  */
 #define PWRDM_MAX_MEM_BANKS    4
 
+/*
+ * Maximum number of clockdomains that can be associated with a powerdomain.
+ * CORE powerdomain is probably the worst case.
+ */
+#define PWRDM_MAX_CLKDMS       3
+
 /* XXX A completely arbitrary number. What is reasonable here? */
 #define PWRDM_TRANSITION_BAILOUT 100000
 
+struct clockdomain;
 struct powerdomain;
 
 /* Encodes dependencies between powerdomains - statically defined */
@@ -98,6 +105,9 @@ struct powerdomain {
        /* Possible memory bank pwrstates when pwrdm is ON */
        const u8 pwrsts_mem_on[PWRDM_MAX_MEM_BANKS];
 
+       /* Clockdomains in this powerdomain */
+       struct clockdomain *pwrdm_clkdms[PWRDM_MAX_CLKDMS];
+
        struct list_head node;
 
 };
@@ -111,6 +121,12 @@ struct powerdomain *pwrdm_lookup(const char *name);
 
 int pwrdm_for_each(int (*fn)(struct powerdomain *pwrdm));
 
+int pwrdm_add_clkdm(struct powerdomain *pwrdm, struct clockdomain *clkdm);
+int pwrdm_del_clkdm(struct powerdomain *pwrdm, struct clockdomain *clkdm);
+int pwrdm_for_each_clkdm(struct powerdomain *pwrdm,
+                        int (*fn)(struct powerdomain *pwrdm,
+                                  struct clockdomain *clkdm));
+
 int pwrdm_add_wkdep(struct powerdomain *pwrdm1, struct powerdomain *pwrdm2);
 int pwrdm_del_wkdep(struct powerdomain *pwrdm1, struct powerdomain *pwrdm2);
 int pwrdm_read_wkdep(struct powerdomain *pwrdm1, struct powerdomain *pwrdm2);