92 lines
2.9 KiB
C
92 lines
2.9 KiB
C
/*
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* OMAP2/3 Clock Management (CM) register definitions
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*
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* Copyright (C) 2007-2009 Texas Instruments, Inc.
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* Copyright (C) 2007-2010 Nokia Corporation
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* Paul Walmsley
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*
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* The CM hardware modules on the OMAP2/3 are quite similar to each
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* other. The CM modules/instances on OMAP4 are quite different, so
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* they are handled in a separate file.
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*/
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#ifndef __ARCH_ASM_MACH_OMAP2_CM3XXX_H
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#define __ARCH_ASM_MACH_OMAP2_CM3XXX_H
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#include "prcm-common.h"
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#include "cm2xxx_3xxx.h"
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#define OMAP34XX_CM_REGADDR(module, reg) \
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OMAP2_L4_IO_ADDRESS(OMAP3430_CM_BASE + (module) + (reg))
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/*
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* OMAP3-specific global CM registers
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* Use cm_{read,write}_reg() with these registers.
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* These registers appear once per CM module.
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*/
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#define OMAP3430_CM_SYSCONFIG 0x0010
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#define OMAP3430_CM_POLCTRL 0x009c
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#define OMAP3_CM_CLKOUT_CTRL_OFFSET 0x0070
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#define OMAP3430_CM_CLKOUT_CTRL OMAP_CM_REGADDR(OMAP3430_CCR_MOD, 0x0070)
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/*
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* Module specific CM register offsets from CM_BASE + domain offset
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* Use cm_{read,write}_mod_reg() with these registers.
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* These register offsets generally appear in more than one PRCM submodule.
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*/
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/* OMAP3-specific register offsets */
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#define OMAP3430_CM_CLKEN_PLL 0x0004
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#define OMAP3430ES2_CM_CLKEN2 0x0004
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#define OMAP3430ES2_CM_FCLKEN3 0x0008
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#define OMAP3430_CM_IDLEST_PLL CM_IDLEST2
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#define OMAP3430_CM_AUTOIDLE_PLL CM_AUTOIDLE2
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#define OMAP3430ES2_CM_AUTOIDLE2_PLL CM_AUTOIDLE2
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#define OMAP3430_CM_CLKSEL1 CM_CLKSEL
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#define OMAP3430_CM_CLKSEL1_PLL CM_CLKSEL
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#define OMAP3430_CM_CLKSEL2_PLL CM_CLKSEL2
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#define OMAP3430_CM_SLEEPDEP CM_CLKSEL2
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#define OMAP3430_CM_CLKSEL3 OMAP2_CM_CLKSTCTRL
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#define OMAP3430_CM_CLKSTST 0x004c
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#define OMAP3430ES2_CM_CLKSEL4 0x004c
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#define OMAP3430ES2_CM_CLKSEL5 0x0050
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#define OMAP3430_CM_CLKSEL2_EMU 0x0050
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#define OMAP3430_CM_CLKSEL3_EMU 0x0054
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/* CM_IDLEST bit field values to indicate deasserted IdleReq */
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#define OMAP34XX_CM_IDLEST_VAL 1
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#ifndef __ASSEMBLER__
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extern void omap3xxx_cm_clkdm_enable_hwsup(s16 module, u32 mask);
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extern void omap3xxx_cm_clkdm_disable_hwsup(s16 module, u32 mask);
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extern void omap3xxx_cm_clkdm_force_sleep(s16 module, u32 mask);
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extern void omap3xxx_cm_clkdm_force_wakeup(s16 module, u32 mask);
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extern bool omap3xxx_cm_is_clkdm_in_hwsup(s16 module, u32 mask);
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extern int omap3xxx_cm_wait_module_ready(s16 prcm_mod, u8 idlest_id,
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u8 idlest_shift);
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extern int omap3xxx_cm_split_idlest_reg(void __iomem *idlest_reg,
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s16 *prcm_inst, u8 *idlest_reg_id);
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extern void omap3_cm_save_context(void);
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extern void omap3_cm_restore_context(void);
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extern void omap3_cm_save_scratchpad_contents(u32 *ptr);
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extern int __init omap3xxx_cm_init(void);
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#endif
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#endif
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