/* SPDX-License-Identifier: GPL-2.0-only */
/*
* OMAP2xxx Clock Management ( CM ) register definitions
*
* Copyright ( C ) 2007 - 2009 , 2012 Texas Instruments , Inc .
* Copyright ( C ) 2007 - 2010 Nokia Corporation
* Paul Walmsley
*
* The CM hardware modules on the OMAP2 / 3 are quite similar to each
* other . The CM modules / instances on OMAP4 are quite different , so
* they are handled in a separate file .
*/
#ifndef __ARCH_ASM_MACH_OMAP2_CM2XXX_H
#define __ARCH_ASM_MACH_OMAP2_CM2XXX_H
#include "prcm-common.h"
#include "cm2xxx_3xxx.h"
#define OMAP2420_CM_REGADDR(module, reg) \
OMAP2_L4_IO_ADDRESS(OMAP2420_CM_BASE + (module) + (reg))
#define OMAP2430_CM_REGADDR(module, reg) \
OMAP2_L4_IO_ADDRESS(OMAP2430_CM_BASE + (module) + (reg))
/*
* Module specific CM register offsets from CM_BASE + domain offset
* Use cm_ { read , write } _ mod_reg ( ) with these registers .
* These register offsets generally appear in more than one PRCM submodule .
*/
/* OMAP2-specific register offsets */
#define OMAP24XX_CM_FCLKEN2 0 x0004
#define OMAP24XX_CM_ICLKEN4 0 x001c
#define OMAP24XX_CM_AUTOIDLE4 0 x003c
#define OMAP24XX_CM_IDLEST4 0 x002c
/* CM_IDLEST bit field values to indicate deasserted IdleReq */
#define OMAP24XX_CM_IDLEST_VAL 0
/* Clock management domain register get/set */
#ifndef __ASSEMBLER__
extern void omap2xxx_cm_set_dpll_disable_autoidle(void );
extern void omap2xxx_cm_set_dpll_auto_low_power_stop(void );
extern int omap2xxx_cm_fclks_active(void );
extern int omap2xxx_cm_mpu_retention_allowed(void );
extern u32 omap2xxx_cm_get_core_clk_src(void );
extern u32 omap2xxx_cm_get_core_pll_config(void );
extern void omap2xxx_cm_set_mod_dividers(u32 mpu, u32 dsp, u32 gfx, u32 core,
u32 mdm);
int __init omap2xxx_cm_init(const struct omap_prcm_init_data *data);
#endif
#endif
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