This commit was manufactured by cvs2svn to create branch 'vserver'.

[linux-2.6.git] / include / asm-arm / arch-omap / clock.h

diff --git a/include/asm-arm/arch-omap/clock.h b/include/asm-arm/arch-omap/clock.h
new file mode 100644 (file)
index 0000000..3c4eb9f
--- /dev/null
+++ b/include/asm-arm/arch-omap/clock.h
@@ -0,0 +1,92 @@
+/*
+ *  linux/include/asm-arm/arch-omap/clock.h
+ *
+ *  Copyright (C) 2004 - 2005 Nokia corporation
+ *  Written by Tuukka Tikkanen <tuukka.tikkanen@elektrobit.com>
+ *  Based on clocks.h by Tony Lindgren, Gordon McNutt and RidgeRun, Inc
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#ifndef __ARCH_ARM_OMAP_CLOCK_H
+#define __ARCH_ARM_OMAP_CLOCK_H
+
+struct module;
+
+struct clk {
+       struct list_head        node;
+       struct module           *owner;
+       const char              *name;
+       int                     id;
+       struct clk              *parent;
+       unsigned long           rate;
+       __u32                   flags;
+       void __iomem            *enable_reg;
+       __u8                    enable_bit;
+       __u8                    rate_offset;
+       __u8                    src_offset;
+       __s8                    usecount;
+       void                    (*recalc)(struct clk *);
+       int                     (*set_rate)(struct clk *, unsigned long);
+       long                    (*round_rate)(struct clk *, unsigned long);
+       void                    (*init)(struct clk *);
+       int                     (*enable)(struct clk *);
+       void                    (*disable)(struct clk *);
+};
+
+struct clk_functions {
+       int             (*clk_enable)(struct clk *clk);
+       void            (*clk_disable)(struct clk *clk);
+       long            (*clk_round_rate)(struct clk *clk, unsigned long rate);
+       int             (*clk_set_rate)(struct clk *clk, unsigned long rate);
+       int             (*clk_set_parent)(struct clk *clk, struct clk *parent);
+       struct clk *    (*clk_get_parent)(struct clk *clk);
+       void            (*clk_allow_idle)(struct clk *clk);
+       void            (*clk_deny_idle)(struct clk *clk);
+};
+
+extern unsigned int mpurate;
+extern struct list_head clocks;
+extern spinlock_t clockfw_lock;
+
+extern int clk_init(struct clk_functions * custom_clocks);
+extern int clk_register(struct clk *clk);
+extern void clk_unregister(struct clk *clk);
+extern void propagate_rate(struct clk *clk);
+extern void followparent_recalc(struct clk * clk);
+extern void clk_allow_idle(struct clk *clk);
+extern void clk_deny_idle(struct clk *clk);
+extern int clk_get_usecount(struct clk *clk);
+
+/* Clock flags */
+#define RATE_CKCTL             (1 << 0)        /* Main fixed ratio clocks */
+#define RATE_FIXED             (1 << 1)        /* Fixed clock rate */
+#define RATE_PROPAGATES                (1 << 2)        /* Program children too */
+#define VIRTUAL_CLOCK          (1 << 3)        /* Composite clock from table */
+#define ALWAYS_ENABLED         (1 << 4)        /* Clock cannot be disabled */
+#define ENABLE_REG_32BIT       (1 << 5)        /* Use 32-bit access */
+#define VIRTUAL_IO_ADDRESS     (1 << 6)        /* Clock in virtual address */
+#define CLOCK_IDLE_CONTROL     (1 << 7)
+#define CLOCK_NO_IDLE_PARENT   (1 << 8)
+#define DELAYED_APP            (1 << 9)        /* Delay application of clock */
+#define CONFIG_PARTICIPANT     (1 << 10)       /* Fundamental clock */
+#define CM_MPU_SEL1            (1 << 11)       /* Domain divider/source */
+#define CM_DSP_SEL1            (1 << 12)
+#define CM_GFX_SEL1            (1 << 13)
+#define CM_MODEM_SEL1          (1 << 14)
+#define CM_CORE_SEL1           (1 << 15)       /* Sets divider for many */
+#define CM_CORE_SEL2           (1 << 16)       /* sets parent for GPT */
+#define CM_WKUP_SEL1           (1 << 17)
+#define CM_PLL_SEL1            (1 << 18)
+#define CM_PLL_SEL2            (1 << 19)
+#define CM_SYSCLKOUT_SEL1      (1 << 20)
+#define CLOCK_IN_OMAP310       (1 << 21)
+#define CLOCK_IN_OMAP730       (1 << 22)
+#define CLOCK_IN_OMAP1510      (1 << 23)
+#define CLOCK_IN_OMAP16XX      (1 << 24)
+#define CLOCK_IN_OMAP242X      (1 << 25)
+#define CLOCK_IN_OMAP243X      (1 << 26)
+
+#endif