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linux-next/arch/arm/mach-omap2/prminst44xx.h
Tero Kristo 48e0c1148d ARM: OMAP4+: PRM: determine prm_device_inst based on DT compatibility
PRM device instance offset is now provided through the prm_init_data.
This gets rid of some cpu_is_X / soc_is_X calls from PRM core code,
preparing for PRM to be its own separate driver.

Signed-off-by: Tero Kristo <t-kristo@ti.com>
2015-03-31 21:26:44 +03:00

41 lines
1.4 KiB
C

/*
* OMAP4 Power/Reset Management (PRM) function prototypes
*
* Copyright (C) 2010 Nokia Corporation
* Copyright (C) 2011 Texas Instruments, Inc.
* Paul Walmsley
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*/
#ifndef __ARCH_ASM_MACH_OMAP2_PRMINST44XX_H
#define __ARCH_ASM_MACH_OMAP2_PRMINST44XX_H
#define PRM_INSTANCE_UNKNOWN -1
extern s32 omap4_prmst_get_prm_dev_inst(void);
void omap4_prminst_set_prm_dev_inst(s32 dev_inst);
/*
* In an ideal world, we would not export these low-level functions,
* but this will probably take some time to fix properly
*/
extern u32 omap4_prminst_read_inst_reg(u8 part, s16 inst, u16 idx);
extern void omap4_prminst_write_inst_reg(u32 val, u8 part, s16 inst, u16 idx);
extern u32 omap4_prminst_rmw_inst_reg_bits(u32 mask, u32 bits, u8 part,
s16 inst, u16 idx);
extern void omap4_prminst_global_warm_sw_reset(void);
extern int omap4_prminst_is_hardreset_asserted(u8 shift, u8 part, s16 inst,
u16 rstctrl_offs);
extern int omap4_prminst_assert_hardreset(u8 shift, u8 part, s16 inst,
u16 rstctrl_offs);
int omap4_prminst_deassert_hardreset(u8 shift, u8 st_shift, u8 part,
s16 inst, u16 rstctrl_offs,
u16 rstst_offs);
extern void omap_prm_base_init(void);
#endif