1 | /* SPDX-License-Identifier: GPL-2.0-only */ |
2 | /* |
3 | * OMAP4 Power/Reset Management (PRM) function prototypes |
4 | * |
5 | * Copyright (C) 2010 Nokia Corporation |
6 | * Copyright (C) 2011 Texas Instruments, Inc. |
7 | * Paul Walmsley |
8 | */ |
9 | #ifndef __ARCH_ASM_MACH_OMAP2_PRMINST44XX_H |
10 | #define __ARCH_ASM_MACH_OMAP2_PRMINST44XX_H |
11 | |
12 | #define PRM_INSTANCE_UNKNOWN -1 |
13 | extern s32 omap4_prmst_get_prm_dev_inst(void); |
14 | void omap4_prminst_set_prm_dev_inst(s32 dev_inst); |
15 | |
16 | /* |
17 | * In an ideal world, we would not export these low-level functions, |
18 | * but this will probably take some time to fix properly |
19 | */ |
20 | extern u32 omap4_prminst_read_inst_reg(u8 part, s16 inst, u16 idx); |
21 | extern void omap4_prminst_write_inst_reg(u32 val, u8 part, s16 inst, u16 idx); |
22 | extern u32 omap4_prminst_rmw_inst_reg_bits(u32 mask, u32 bits, u8 part, |
23 | s16 inst, u16 idx); |
24 | |
25 | extern void omap4_prminst_global_warm_sw_reset(void); |
26 | |
27 | extern int omap4_prminst_is_hardreset_asserted(u8 shift, u8 part, s16 inst, |
28 | u16 rstctrl_offs); |
29 | extern int omap4_prminst_assert_hardreset(u8 shift, u8 part, s16 inst, |
30 | u16 rstctrl_offs); |
31 | int omap4_prminst_deassert_hardreset(u8 shift, u8 st_shift, u8 part, |
32 | s16 inst, u16 rstctrl_offs, |
33 | u16 rstst_offs); |
34 | |
35 | extern void omap_prm_base_init(void); |
36 | |
37 | #endif |
38 | |