xref: /linux/arch/arm/mach-omap2/prminst44xx.h (revision 0d456bad36d42d16022be045c8a53ddbb59ee478)
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 /*
16  * In an ideal world, we would not export these low-level functions,
17  * but this will probably take some time to fix properly
18  */
19 extern u32 omap4_prminst_read_inst_reg(u8 part, s16 inst, u16 idx);
20 extern void omap4_prminst_write_inst_reg(u32 val, u8 part, s16 inst, u16 idx);
21 extern u32 omap4_prminst_rmw_inst_reg_bits(u32 mask, u32 bits, u8 part,
22 					   s16 inst, u16 idx);
23 
24 extern void omap4_prminst_global_warm_sw_reset(void);
25 
26 extern int omap4_prminst_is_hardreset_asserted(u8 shift, u8 part, s16 inst,
27 					       u16 rstctrl_offs);
28 extern int omap4_prminst_assert_hardreset(u8 shift, u8 part, s16 inst,
29 					  u16 rstctrl_offs);
30 extern int omap4_prminst_deassert_hardreset(u8 shift, u8 part, s16 inst,
31 					    u16 rstctrl_offs);
32 
33 extern void omap_prm_base_init(void);
34 
35 #endif
36