| xj | b04a402 | 2021-11-25 15:01:52 +0800 | [diff] [blame^] | 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 |