Merge tag 'armsoc-soc' of git://git.kernel.org/pub/scm/linux/kernel/git/soc/soc
[linux-2.6-block.git] / arch / arm / mach-omap2 / prminst44xx.h
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1/*
2 * OMAP4 Power/Reset Management (PRM) function prototypes
3 *
4 * Copyright (C) 2010 Nokia Corporation
eaac329d 5 * Copyright (C) 2011 Texas Instruments, Inc.
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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
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15#define PRM_INSTANCE_UNKNOWN -1
16extern s32 omap4_prmst_get_prm_dev_inst(void);
48e0c114 17void omap4_prminst_set_prm_dev_inst(s32 dev_inst);
e3002d1a 18
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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 */
23extern u32 omap4_prminst_read_inst_reg(u8 part, s16 inst, u16 idx);
24extern void omap4_prminst_write_inst_reg(u32 val, u8 part, s16 inst, u16 idx);
25extern u32 omap4_prminst_rmw_inst_reg_bits(u32 mask, u32 bits, u8 part,
eaac329d 26 s16 inst, u16 idx);
2ace831f 27
e54433f1 28extern void omap4_prminst_global_warm_sw_reset(void);
2ace831f 29
eaac329d 30extern int omap4_prminst_is_hardreset_asserted(u8 shift, u8 part, s16 inst,
e54433f1 31 u16 rstctrl_offs);
eaac329d 32extern int omap4_prminst_assert_hardreset(u8 shift, u8 part, s16 inst,
e54433f1 33 u16 rstctrl_offs);
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34int omap4_prminst_deassert_hardreset(u8 shift, u8 st_shift, u8 part,
35 s16 inst, u16 rstctrl_offs,
36 u16 rstst_offs);
eaac329d 37
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38extern void omap_prm_base_init(void);
39
2ace831f 40#endif