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linux/arch/arm/mach-omap2/prm33xx.h
Vaibhav Bedia 3c06f1b8c3 ARM: OMAP2+: AM33XX: Update the hardreset API 
WKUP-M3 has a reset status bit (RM_WKUP_STST.WKUP_M3_LRST)
Update the hardreset API to ensure that the reset line properly
deasserted.

Signed-off-by: Vaibhav Bedia <vaibhav.bedia@ti.com>
Acked-by: Santosh Shilimkar <santosh.shilimkar@ti.com>
Acked-by: Peter Korsgaard <jacmet@sunsite.dk>
Signed-off-by: Paul Walmsley <paul@pwsan.com>
2013-02-08 07:25:28 -07:00

132 lines
6.0 KiB
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/*
* AM33XX PRM instance offset macros
*
* Copyright (C) 2011-2012 Texas Instruments Incorporated - http://www.ti.com/
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation version 2.
*
* This program is distributed "as is" WITHOUT ANY WARRANTY of any
* kind, whether express or implied; without even the implied warranty
* of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*/
#ifndef __ARCH_ARM_MACH_OMAP2_PRM33XX_H
#define __ARCH_ARM_MACH_OMAP2_PRM33XX_H
#include "prcm-common.h"
#include "prm.h"
#define AM33XX_PRM_BASE 0x44E00000
#define AM33XX_PRM_REGADDR(inst, reg) \
AM33XX_L4_WK_IO_ADDRESS(AM33XX_PRM_BASE + (inst) + (reg))
/* PRM instances */
#define AM33XX_PRM_OCP_SOCKET_MOD 0x0B00
#define AM33XX_PRM_PER_MOD 0x0C00
#define AM33XX_PRM_WKUP_MOD 0x0D00
#define AM33XX_PRM_MPU_MOD 0x0E00
#define AM33XX_PRM_DEVICE_MOD 0x0F00
#define AM33XX_PRM_RTC_MOD 0x1000
#define AM33XX_PRM_GFX_MOD 0x1100
#define AM33XX_PRM_CEFUSE_MOD 0x1200
/* PRM */
/* PRM.OCP_SOCKET_PRM register offsets */
#define AM33XX_REVISION_PRM_OFFSET 0x0000
#define AM33XX_REVISION_PRM AM33XX_PRM_REGADDR(AM33XX_PRM_OCP_SOCKET_MOD, 0x0000)
#define AM33XX_PRM_IRQSTATUS_MPU_OFFSET 0x0004
#define AM33XX_PRM_IRQSTATUS_MPU AM33XX_PRM_REGADDR(AM33XX_PRM_OCP_SOCKET_MOD, 0x0004)
#define AM33XX_PRM_IRQENABLE_MPU_OFFSET 0x0008
#define AM33XX_PRM_IRQENABLE_MPU AM33XX_PRM_REGADDR(AM33XX_PRM_OCP_SOCKET_MOD, 0x0008)
#define AM33XX_PRM_IRQSTATUS_M3_OFFSET 0x000c
#define AM33XX_PRM_IRQSTATUS_M3 AM33XX_PRM_REGADDR(AM33XX_PRM_OCP_SOCKET_MOD, 0x000c)
#define AM33XX_PRM_IRQENABLE_M3_OFFSET 0x0010
#define AM33XX_PRM_IRQENABLE_M3 AM33XX_PRM_REGADDR(AM33XX_PRM_OCP_SOCKET_MOD, 0x0010)
/* PRM.PER_PRM register offsets */
#define AM33XX_RM_PER_RSTCTRL_OFFSET 0x0000
#define AM33XX_RM_PER_RSTCTRL AM33XX_PRM_REGADDR(AM33XX_PRM_PER_MOD, 0x0000)
#define AM33XX_RM_PER_RSTST_OFFSET 0x0004
#define AM33XX_RM_PER_RSTST AM33XX_PRM_REGADDR(AM33XX_PRM_PER_MOD, 0x0004)
#define AM33XX_PM_PER_PWRSTST_OFFSET 0x0008
#define AM33XX_PM_PER_PWRSTST AM33XX_PRM_REGADDR(AM33XX_PRM_PER_MOD, 0x0008)
#define AM33XX_PM_PER_PWRSTCTRL_OFFSET 0x000c
#define AM33XX_PM_PER_PWRSTCTRL AM33XX_PRM_REGADDR(AM33XX_PRM_PER_MOD, 0x000c)
/* PRM.WKUP_PRM register offsets */
#define AM33XX_RM_WKUP_RSTCTRL_OFFSET 0x0000
#define AM33XX_RM_WKUP_RSTCTRL AM33XX_PRM_REGADDR(AM33XX_PRM_WKUP_MOD, 0x0000)
#define AM33XX_PM_WKUP_PWRSTCTRL_OFFSET 0x0004
#define AM33XX_PM_WKUP_PWRSTCTRL AM33XX_PRM_REGADDR(AM33XX_PRM_WKUP_MOD, 0x0004)
#define AM33XX_PM_WKUP_PWRSTST_OFFSET 0x0008
#define AM33XX_PM_WKUP_PWRSTST AM33XX_PRM_REGADDR(AM33XX_PRM_WKUP_MOD, 0x0008)
#define AM33XX_RM_WKUP_RSTST_OFFSET 0x000c
#define AM33XX_RM_WKUP_RSTST AM33XX_PRM_REGADDR(AM33XX_PRM_WKUP_MOD, 0x000c)
/* PRM.MPU_PRM register offsets */
#define AM33XX_PM_MPU_PWRSTCTRL_OFFSET 0x0000
#define AM33XX_PM_MPU_PWRSTCTRL AM33XX_PRM_REGADDR(AM33XX_PRM_MPU_MOD, 0x0000)
#define AM33XX_PM_MPU_PWRSTST_OFFSET 0x0004
#define AM33XX_PM_MPU_PWRSTST AM33XX_PRM_REGADDR(AM33XX_PRM_MPU_MOD, 0x0004)
#define AM33XX_RM_MPU_RSTST_OFFSET 0x0008
#define AM33XX_RM_MPU_RSTST AM33XX_PRM_REGADDR(AM33XX_PRM_MPU_MOD, 0x0008)
/* PRM.DEVICE_PRM register offsets */
#define AM33XX_PRM_RSTCTRL_OFFSET 0x0000
#define AM33XX_PRM_RSTCTRL AM33XX_PRM_REGADDR(AM33XX_PRM_DEVICE_MOD, 0x0000)
#define AM33XX_PRM_RSTTIME_OFFSET 0x0004
#define AM33XX_PRM_RSTTIME AM33XX_PRM_REGADDR(AM33XX_PRM_DEVICE_MOD, 0x0004)
#define AM33XX_PRM_RSTST_OFFSET 0x0008
#define AM33XX_PRM_RSTST AM33XX_PRM_REGADDR(AM33XX_PRM_DEVICE_MOD, 0x0008)
#define AM33XX_PRM_SRAM_COUNT_OFFSET 0x000c
#define AM33XX_PRM_SRAM_COUNT AM33XX_PRM_REGADDR(AM33XX_PRM_DEVICE_MOD, 0x000c)
#define AM33XX_PRM_LDO_SRAM_CORE_SETUP_OFFSET 0x0010
#define AM33XX_PRM_LDO_SRAM_CORE_SETUP AM33XX_PRM_REGADDR(AM33XX_PRM_DEVICE_MOD, 0x0010)
#define AM33XX_PRM_LDO_SRAM_CORE_CTRL_OFFSET 0x0014
#define AM33XX_PRM_LDO_SRAM_CORE_CTRL AM33XX_PRM_REGADDR(AM33XX_PRM_DEVICE_MOD, 0x0014)
#define AM33XX_PRM_LDO_SRAM_MPU_SETUP_OFFSET 0x0018
#define AM33XX_PRM_LDO_SRAM_MPU_SETUP AM33XX_PRM_REGADDR(AM33XX_PRM_DEVICE_MOD, 0x0018)
#define AM33XX_PRM_LDO_SRAM_MPU_CTRL_OFFSET 0x001c
#define AM33XX_PRM_LDO_SRAM_MPU_CTRL AM33XX_PRM_REGADDR(AM33XX_PRM_DEVICE_MOD, 0x001c)
/* PRM.RTC_PRM register offsets */
#define AM33XX_PM_RTC_PWRSTCTRL_OFFSET 0x0000
#define AM33XX_PM_RTC_PWRSTCTRL AM33XX_PRM_REGADDR(AM33XX_PRM_RTC_MOD, 0x0000)
#define AM33XX_PM_RTC_PWRSTST_OFFSET 0x0004
#define AM33XX_PM_RTC_PWRSTST AM33XX_PRM_REGADDR(AM33XX_PRM_RTC_MOD, 0x0004)
/* PRM.GFX_PRM register offsets */
#define AM33XX_PM_GFX_PWRSTCTRL_OFFSET 0x0000
#define AM33XX_PM_GFX_PWRSTCTRL AM33XX_PRM_REGADDR(AM33XX_PRM_GFX_MOD, 0x0000)
#define AM33XX_RM_GFX_RSTCTRL_OFFSET 0x0004
#define AM33XX_RM_GFX_RSTCTRL AM33XX_PRM_REGADDR(AM33XX_PRM_GFX_MOD, 0x0004)
#define AM33XX_PM_GFX_PWRSTST_OFFSET 0x0010
#define AM33XX_PM_GFX_PWRSTST AM33XX_PRM_REGADDR(AM33XX_PRM_GFX_MOD, 0x0010)
#define AM33XX_RM_GFX_RSTST_OFFSET 0x0014
#define AM33XX_RM_GFX_RSTST AM33XX_PRM_REGADDR(AM33XX_PRM_GFX_MOD, 0x0014)
/* PRM.CEFUSE_PRM register offsets */
#define AM33XX_PM_CEFUSE_PWRSTCTRL_OFFSET 0x0000
#define AM33XX_PM_CEFUSE_PWRSTCTRL AM33XX_PRM_REGADDR(AM33XX_PRM_CEFUSE_MOD, 0x0000)
#define AM33XX_PM_CEFUSE_PWRSTST_OFFSET 0x0004
#define AM33XX_PM_CEFUSE_PWRSTST AM33XX_PRM_REGADDR(AM33XX_PRM_CEFUSE_MOD, 0x0004)
#ifndef __ASSEMBLER__
extern u32 am33xx_prm_read_reg(s16 inst, u16 idx);
extern void am33xx_prm_write_reg(u32 val, s16 inst, u16 idx);
extern u32 am33xx_prm_rmw_reg_bits(u32 mask, u32 bits, s16 inst, s16 idx);
extern void am33xx_prm_global_warm_sw_reset(void);
extern int am33xx_prm_is_hardreset_asserted(u8 shift, s16 inst,
u16 rstctrl_offs);
extern int am33xx_prm_assert_hardreset(u8 shift, s16 inst, u16 rstctrl_offs);
extern int am33xx_prm_deassert_hardreset(u8 shift, u8 st_shift, s16 inst,
u16 rstctrl_offs, u16 rstst_offs);
#endif /* ASSEMBLER */
#endif
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