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yaml --- r: 13759 b: refs/heads/master c: 9ad5897 h: refs/heads/master i: 13757: c3839b2 13755: c1be7e1 13751: 40e41aa 13743: 5d14dae 13727: ec734c6 13695: 38637e5 v: v3
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Tony Lindgren
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Russell King
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Nov 10, 2005
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| --- | ||
| refs/heads/master: 046d6b28ebce92aab2865aa3eb3a0d8ede57e17e | ||
| refs/heads/master: 9ad5897c2659b3c610e0c717e8b3dbfb496d2c74 |
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| /* | ||
| * 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; | ||
| 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); | ||
| int (*clk_use)(struct clk *clk); | ||
| void (*clk_unuse)(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; | ||
|
|
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| 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); | ||
|
|
||
| /* 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_OMAP730 (1 << 21) | ||
| #define CLOCK_IN_OMAP1510 (1 << 22) | ||
| #define CLOCK_IN_OMAP16XX (1 << 23) | ||
| #define CLOCK_IN_OMAP242X (1 << 24) | ||
| #define CLOCK_IN_OMAP243X (1 << 25) | ||
|
|
||
| #endif |
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