1/* 2 * OMAP4 Clock Management (CM) function prototypes 3 * 4 * Copyright (C) 2010 Nokia Corporation 5 * Paul Walmsley 6 * 7 * This program is free software; you can redistribute it and/or modify 8 * it under the terms of the GNU General Public License version 2 as 9 * published by the Free Software Foundation. 10 */ 11#ifndef __ARCH_ASM_MACH_OMAP2_CMINST44XX_H 12#define __ARCH_ASM_MACH_OMAP2_CMINST44XX_H 13 14extern bool omap4_cminst_is_clkdm_in_hwsup(u8 part, s16 inst, u16 cdoffs); 15extern void omap4_cminst_clkdm_enable_hwsup(u8 part, s16 inst, u16 cdoffs); 16extern void omap4_cminst_clkdm_disable_hwsup(u8 part, s16 inst, u16 cdoffs); 17extern void omap4_cminst_clkdm_force_sleep(u8 part, s16 inst, u16 cdoffs); 18extern void omap4_cminst_clkdm_force_wakeup(u8 part, s16 inst, u16 cdoffs); 19 20extern int omap4_cminst_wait_module_ready(u8 part, u16 inst, s16 cdoffs, u16 clkctrl_offs); 21 22# ifdef CONFIG_ARCH_OMAP4 23extern int omap4_cminst_wait_module_idle(u8 part, u16 inst, s16 cdoffs, 24 u16 clkctrl_offs); 25 26extern void omap4_cminst_module_enable(u8 mode, u8 part, u16 inst, s16 cdoffs, 27 u16 clkctrl_offs); 28extern void omap4_cminst_module_disable(u8 part, u16 inst, s16 cdoffs, 29 u16 clkctrl_offs); 30 31# else 32 33static inline int omap4_cminst_wait_module_idle(u8 part, u16 inst, s16 cdoffs, 34 u16 clkctrl_offs) 35{ 36 return 0; 37} 38 39static inline void omap4_cminst_module_enable(u8 mode, u8 part, u16 inst, 40 s16 cdoffs, u16 clkctrl_offs) 41{ 42} 43 44static inline void omap4_cminst_module_disable(u8 part, u16 inst, s16 cdoffs, 45 u16 clkctrl_offs) 46{ 47} 48 49# endif 50 51/* 52 * In an ideal world, we would not export these low-level functions, 53 * but this will probably take some time to fix properly 54 */ 55extern u32 omap4_cminst_read_inst_reg(u8 part, s16 inst, u16 idx); 56extern void omap4_cminst_write_inst_reg(u32 val, u8 part, s16 inst, u16 idx); 57extern u32 omap4_cminst_rmw_inst_reg_bits(u32 mask, u32 bits, u8 part, 58 s16 inst, s16 idx); 59extern u32 omap4_cminst_set_inst_reg_bits(u32 bits, u8 part, s16 inst, 60 s16 idx); 61extern u32 omap4_cminst_clear_inst_reg_bits(u32 bits, u8 part, s16 inst, 62 s16 idx); 63extern u32 omap4_cminst_read_inst_reg_bits(u8 part, u16 inst, s16 idx, 64 u32 mask); 65 66#endif 67