mirror of https://gitee.com/openkylin/linux.git
38 lines
1.2 KiB
C
38 lines
1.2 KiB
C
/* SPDX-License-Identifier: GPL-2.0-only */
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/*
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* OMAP4 Power/Reset Management (PRM) function prototypes
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*
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* Copyright (C) 2010 Nokia Corporation
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* Copyright (C) 2011 Texas Instruments, Inc.
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* Paul Walmsley
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*/
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#ifndef __ARCH_ASM_MACH_OMAP2_PRMINST44XX_H
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#define __ARCH_ASM_MACH_OMAP2_PRMINST44XX_H
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#define PRM_INSTANCE_UNKNOWN -1
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extern s32 omap4_prmst_get_prm_dev_inst(void);
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void omap4_prminst_set_prm_dev_inst(s32 dev_inst);
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/*
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* In an ideal world, we would not export these low-level functions,
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* but this will probably take some time to fix properly
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*/
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extern u32 omap4_prminst_read_inst_reg(u8 part, s16 inst, u16 idx);
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extern void omap4_prminst_write_inst_reg(u32 val, u8 part, s16 inst, u16 idx);
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extern u32 omap4_prminst_rmw_inst_reg_bits(u32 mask, u32 bits, u8 part,
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s16 inst, u16 idx);
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extern void omap4_prminst_global_warm_sw_reset(void);
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extern int omap4_prminst_is_hardreset_asserted(u8 shift, u8 part, s16 inst,
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u16 rstctrl_offs);
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extern int omap4_prminst_assert_hardreset(u8 shift, u8 part, s16 inst,
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u16 rstctrl_offs);
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int omap4_prminst_deassert_hardreset(u8 shift, u8 st_shift, u8 part,
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s16 inst, u16 rstctrl_offs,
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u16 rstst_offs);
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extern void omap_prm_base_init(void);
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#endif
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