+++ /dev/null
-/*
- * 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;
-
-#if defined(CONFIG_ARCH_OMAP2) || defined(CONFIG_ARCH_OMAP3)
-
-struct clksel_rate {
- u8 div;
- u32 val;
- u8 flags;
-};
-
-struct clksel {
- struct clk *parent;
- const struct clksel_rate *rates;
-};
-
-struct dpll_data {
- void __iomem *mult_div1_reg;
- u32 mult_mask;
- u32 div1_mask;
- u16 last_rounded_m;
- u8 last_rounded_n;
- unsigned long last_rounded_rate;
- unsigned int rate_tolerance;
- u16 max_multiplier;
- u8 max_divider;
- u32 max_tolerance;
-# if defined(CONFIG_ARCH_OMAP3)
- u8 modes;
- void __iomem *control_reg;
- u32 enable_mask;
- u8 auto_recal_bit;
- u8 recal_en_bit;
- u8 recal_st_bit;
- void __iomem *autoidle_reg;
- u32 autoidle_mask;
- void __iomem *idlest_reg;
- u8 idlest_bit;
-# endif
-};
-
-#endif
-
-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;
- __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 *);
-#if defined(CONFIG_ARCH_OMAP2) || defined(CONFIG_ARCH_OMAP3)
- u8 fixed_div;
- void __iomem *clksel_reg;
- u32 clksel_mask;
- const struct clksel *clksel;
- struct dpll_data *dpll_data;
-#else
- __u8 rate_offset;
- __u8 src_offset;
-#endif
-#if defined(CONFIG_PM_DEBUG) && defined(CONFIG_DEBUG_FS)
- struct dentry *dent; /* For visible tree hierarchy */
-#endif
-};
-
-struct cpufreq_frequency_table;
-
-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);
- void (*clk_disable_unused)(struct clk *clk);
-#ifdef CONFIG_CPU_FREQ
- void (*clk_init_cpufreq_table)(struct cpufreq_frequency_table **);
-#endif
-};
-
-extern unsigned int mpurate;
-
-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 recalculate_root_clocks(void);
-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);
-extern void clk_enable_init_clocks(void);
-
-/* 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 ENABLE_ON_INIT (1 << 11) /* Enable upon framework init */
-#define INVERT_ENABLE (1 << 12) /* 0 enables, 1 disables */
-/* bits 13-20 are currently free */
-#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)
-#define CLOCK_IN_OMAP343X (1 << 27) /* clocks common to all 343X */
-#define PARENT_CONTROLS_CLOCK (1 << 28)
-#define CLOCK_IN_OMAP3430ES1 (1 << 29) /* 3430ES1 clocks only */
-#define CLOCK_IN_OMAP3430ES2 (1 << 30) /* 3430ES2 clocks only */
-
-/* Clksel_rate flags */
-#define DEFAULT_RATE (1 << 0)
-#define RATE_IN_242X (1 << 1)
-#define RATE_IN_243X (1 << 2)
-#define RATE_IN_343X (1 << 3) /* rates common to all 343X */
-#define RATE_IN_3430ES2 (1 << 4) /* 3430ES2 rates only */
-
-#define RATE_IN_24XX (RATE_IN_242X | RATE_IN_243X)
-
-
-/* CM_CLKSEL2_PLL.CORE_CLK_SRC options (24XX) */
-#define CORE_CLK_SRC_32K 0
-#define CORE_CLK_SRC_DPLL 1
-#define CORE_CLK_SRC_DPLL_X2 2
-
-#endif
git.openpandora.org / pandora-kernel.git / blobdiff