1 /* 2 * OMAP4 Power/Reset Management (PRM) function prototypes 3 * 4 * Copyright (C) 2010 Nokia Corporation 5 * Copyright (C) 2011 Texas Instruments, Inc. 6 * Paul Walmsley 7 * 8 * This program is free software; you can redistribute it and/or modify 9 * it under the terms of the GNU General Public License version 2 as 10 * published by the Free Software Foundation. 11 */ 12 #ifndef __ARCH_ASM_MACH_OMAP2_PRMINST44XX_H 13 #define __ARCH_ASM_MACH_OMAP2_PRMINST44XX_H 14 15 #define PRM_INSTANCE_UNKNOWN -1 16 extern s32 omap4_prmst_get_prm_dev_inst(void); 17 void omap4_prminst_set_prm_dev_inst(s32 dev_inst); 18 19 /* 20 * In an ideal world, we would not export these low-level functions, 21 * but this will probably take some time to fix properly 22 */ 23 extern u32 omap4_prminst_read_inst_reg(u8 part, s16 inst, u16 idx); 24 extern void omap4_prminst_write_inst_reg(u32 val, u8 part, s16 inst, u16 idx); 25 extern u32 omap4_prminst_rmw_inst_reg_bits(u32 mask, u32 bits, u8 part, 26 s16 inst, u16 idx); 27 28 extern void omap4_prminst_global_warm_sw_reset(void); 29 30 extern int omap4_prminst_is_hardreset_asserted(u8 shift, u8 part, s16 inst, 31 u16 rstctrl_offs); 32 extern int omap4_prminst_assert_hardreset(u8 shift, u8 part, s16 inst, 33 u16 rstctrl_offs); 34 int omap4_prminst_deassert_hardreset(u8 shift, u8 st_shift, u8 part, 35 s16 inst, u16 rstctrl_offs, 36 u16 rstst_offs); 37 38 extern void omap_prm_base_init(void); 39 40 #endif 41