| /* |
| * OMAP2xxx Clock Management (CM) register definitions |
| * |
| * Copyright (C) 2007-2009, 2012 Texas Instruments, Inc. |
| * Copyright (C) 2007-2010 Nokia Corporation |
| * Paul Walmsley |
| * |
| * 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. |
| * |
| * 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 0x0004 |
| #define OMAP24XX_CM_ICLKEN4 0x001c |
| #define OMAP24XX_CM_AUTOIDLE4 0x003c |
| #define OMAP24XX_CM_IDLEST4 0x002c |
| |
| /* 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 void omap2xxx_cm_set_apll54_disable_autoidle(void); |
| extern void omap2xxx_cm_set_apll54_auto_low_power_stop(void); |
| extern void omap2xxx_cm_set_apll96_disable_autoidle(void); |
| extern void omap2xxx_cm_set_apll96_auto_low_power_stop(void); |
| |
| int omap2xxx_cm_wait_module_ready(u8 part, s16 prcm_mod, u16 idlest_id, |
| u8 idlest_shift); |
| 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 |