#include <asm/arch/clock.h>
#include <asm/arch/sram.h>
+#include <asm/div64.h>
#include "prcm-regs.h"
#include "memory.h"
* Omap2 clock reset and init functions
*-------------------------------------------------------------------------*/
+#ifdef CONFIG_OMAP_RESET_CLOCKS
+static void __init omap2_clk_disable_unused(struct clk *clk)
+{
+ u32 regval32;
+
+ regval32 = __raw_readl(clk->enable_reg);
+ if ((regval32 & (1 << clk->enable_bit)) == 0)
+ return;
+
+ printk(KERN_INFO "Disabling unused clock \"%s\"\n", clk->name);
+ _omap2_clk_disable(clk);
+}
+#else
+#define omap2_clk_disable_unused NULL
+#endif
+
static struct clk_functions omap2_clk_functions = {
.clk_enable = omap2_clk_enable,
.clk_disable = omap2_clk_disable,
.clk_round_rate = omap2_clk_round_rate,
.clk_set_rate = omap2_clk_set_rate,
.clk_set_parent = omap2_clk_set_parent,
+ .clk_disable_unused = omap2_clk_disable_unused,
};
static void __init omap2_get_crystal_rate(struct clk *osc, struct clk *sys)
clk_set_rate(vclk, rate);
}
-#ifdef CONFIG_OMAP_RESET_CLOCKS
-static void __init omap2_disable_unused_clocks(void)
-{
- struct clk *ck;
- u32 regval32;
-
- list_for_each_entry(ck, &clocks, node) {
- if (ck->usecount > 0 || (ck->flags & ALWAYS_ENABLED) ||
- ck->enable_reg == 0)
- continue;
-
- regval32 = __raw_readl(ck->enable_reg);
- if ((regval32 & (1 << ck->enable_bit)) == 0)
- continue;
-
- printk(KERN_INFO "Disabling unused clock \"%s\"\n", ck->name);
- _omap2_clk_disable(ck);
- }
-}
-late_initcall(omap2_disable_unused_clocks);
-#endif
-
/*
* Switch the MPU rate if specified on cmdline.
* We cannot do this early until cmdline is parsed.
clk_enable(&sync_32k_ick);
clk_enable(&omapctrl_ick);
- /* Force the APLLs active during bootup to avoid disabling and
- * enabling them unnecessarily. */
+ /* Force the APLLs always active. The clocks are idled
+ * automatically by hardware. */
clk_enable(&apll96_ck);
clk_enable(&apll54_ck);
return 0;
}
-
-static int __init omap2_disable_aplls(void)
-{
- clk_disable(&apll96_ck);
- clk_disable(&apll54_ck);
-
- return 0;
-}
-late_initcall(omap2_disable_aplls);