diff options
author | Tony Lindgren <tony@atomide.com> | 2005-11-10 14:26:53 +0000 |
---|---|---|
committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2005-11-10 14:26:53 +0000 |
commit | 9ad5897c2659b3c610e0c717e8b3dbfb496d2c74 (patch) | |
tree | e3c54fd65813d0bea79e42b32cf8bfaf60643e1d /include/asm-arm/arch-omap/clock.h | |
parent | 046d6b28ebce92aab2865aa3eb3a0d8ede57e17e (diff) |
[ARM] 3143/1: OMAP 4/5: Update omap include files
Patch from Tony Lindgren
This patch syncs the mainline kernel with linux-omap tree.
This patch contains changes to common header files for
omap1xxx and omap24xx by various omap developers, and
improved cpu detection by Imre Deak
Signed-off-by: Tony Lindgren <tony@atomide.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'include/asm-arm/arch-omap/clock.h')
-rw-r--r-- | include/asm-arm/arch-omap/clock.h | 91 |
1 files changed, 91 insertions, 0 deletions
diff --git a/include/asm-arm/arch-omap/clock.h b/include/asm-arm/arch-omap/clock.h new file mode 100644 index 000000000000..740c297eb11c --- /dev/null +++ b/include/asm-arm/arch-omap/clock.h @@ -0,0 +1,91 @@ +/* + * 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; + +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 |