linux/arch/arm/mach-omap2/prm2xxx.h
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   1/* SPDX-License-Identifier: GPL-2.0-only */
   2/*
   3 * OMAP2xxx Power/Reset Management (PRM) register definitions
   4 *
   5 * Copyright (C) 2007-2009, 2011-2012 Texas Instruments, Inc.
   6 * Copyright (C) 2008-2010 Nokia Corporation
   7 * Paul Walmsley
   8 *
   9 * The PRM hardware modules on the OMAP2/3 are quite similar to each
  10 * other.  The PRM on OMAP4 has a new register layout, and is handled
  11 * in a separate file.
  12 */
  13#ifndef __ARCH_ARM_MACH_OMAP2_PRM2XXX_H
  14#define __ARCH_ARM_MACH_OMAP2_PRM2XXX_H
  15
  16#include "prcm-common.h"
  17#include "prm.h"
  18#include "prm2xxx_3xxx.h"
  19
  20#define OMAP2420_PRM_REGADDR(module, reg)                               \
  21                OMAP2_L4_IO_ADDRESS(OMAP2420_PRM_BASE + (module) + (reg))
  22#define OMAP2430_PRM_REGADDR(module, reg)                               \
  23                OMAP2_L4_IO_ADDRESS(OMAP2430_PRM_BASE + (module) + (reg))
  24
  25/*
  26 * OMAP2-specific global PRM registers
  27 * Use {read,write}l_relaxed() with these registers.
  28 *
  29 * With a few exceptions, these are the register names beginning with
  30 * PRCM_* on 24xx.  (The exceptions are the IRQSTATUS and IRQENABLE
  31 * bits.)
  32 *
  33 */
  34
  35#define OMAP2_PRCM_REVISION_OFFSET      0x0000
  36#define OMAP2420_PRCM_REVISION          OMAP2420_PRM_REGADDR(OCP_MOD, 0x0000)
  37#define OMAP2_PRCM_SYSCONFIG_OFFSET     0x0010
  38#define OMAP2420_PRCM_SYSCONFIG         OMAP2420_PRM_REGADDR(OCP_MOD, 0x0010)
  39
  40#define OMAP2_PRCM_IRQSTATUS_MPU_OFFSET 0x0018
  41#define OMAP2420_PRCM_IRQSTATUS_MPU     OMAP2420_PRM_REGADDR(OCP_MOD, 0x0018)
  42#define OMAP2_PRCM_IRQENABLE_MPU_OFFSET 0x001c
  43#define OMAP2420_PRCM_IRQENABLE_MPU     OMAP2420_PRM_REGADDR(OCP_MOD, 0x001c)
  44
  45#define OMAP2_PRCM_VOLTCTRL_OFFSET      0x0050
  46#define OMAP2420_PRCM_VOLTCTRL          OMAP2420_PRM_REGADDR(OCP_MOD, 0x0050)
  47#define OMAP2_PRCM_VOLTST_OFFSET        0x0054
  48#define OMAP2420_PRCM_VOLTST            OMAP2420_PRM_REGADDR(OCP_MOD, 0x0054)
  49#define OMAP2_PRCM_CLKSRC_CTRL_OFFSET   0x0060
  50#define OMAP2420_PRCM_CLKSRC_CTRL       OMAP2420_PRM_REGADDR(OCP_MOD, 0x0060)
  51#define OMAP2_PRCM_CLKOUT_CTRL_OFFSET   0x0070
  52#define OMAP2420_PRCM_CLKOUT_CTRL       OMAP2420_PRM_REGADDR(OCP_MOD, 0x0070)
  53#define OMAP2_PRCM_CLKEMUL_CTRL_OFFSET  0x0078
  54#define OMAP2420_PRCM_CLKEMUL_CTRL      OMAP2420_PRM_REGADDR(OCP_MOD, 0x0078)
  55#define OMAP2_PRCM_CLKCFG_CTRL_OFFSET   0x0080
  56#define OMAP2420_PRCM_CLKCFG_CTRL       OMAP2420_PRM_REGADDR(OCP_MOD, 0x0080)
  57#define OMAP2_PRCM_CLKCFG_STATUS_OFFSET 0x0084
  58#define OMAP2420_PRCM_CLKCFG_STATUS     OMAP2420_PRM_REGADDR(OCP_MOD, 0x0084)
  59#define OMAP2_PRCM_VOLTSETUP_OFFSET     0x0090
  60#define OMAP2420_PRCM_VOLTSETUP         OMAP2420_PRM_REGADDR(OCP_MOD, 0x0090)
  61#define OMAP2_PRCM_CLKSSETUP_OFFSET     0x0094
  62#define OMAP2420_PRCM_CLKSSETUP         OMAP2420_PRM_REGADDR(OCP_MOD, 0x0094)
  63#define OMAP2_PRCM_POLCTRL_OFFSET       0x0098
  64#define OMAP2420_PRCM_POLCTRL           OMAP2420_PRM_REGADDR(OCP_MOD, 0x0098)
  65
  66#define OMAP2430_PRCM_REVISION          OMAP2430_PRM_REGADDR(OCP_MOD, 0x0000)
  67#define OMAP2430_PRCM_SYSCONFIG         OMAP2430_PRM_REGADDR(OCP_MOD, 0x0010)
  68
  69#define OMAP2430_PRCM_IRQSTATUS_MPU     OMAP2430_PRM_REGADDR(OCP_MOD, 0x0018)
  70#define OMAP2430_PRCM_IRQENABLE_MPU     OMAP2430_PRM_REGADDR(OCP_MOD, 0x001c)
  71
  72#define OMAP2430_PRCM_VOLTCTRL          OMAP2430_PRM_REGADDR(OCP_MOD, 0x0050)
  73#define OMAP2430_PRCM_VOLTST            OMAP2430_PRM_REGADDR(OCP_MOD, 0x0054)
  74#define OMAP2430_PRCM_CLKSRC_CTRL       OMAP2430_PRM_REGADDR(OCP_MOD, 0x0060)
  75#define OMAP2430_PRCM_CLKOUT_CTRL       OMAP2430_PRM_REGADDR(OCP_MOD, 0x0070)
  76#define OMAP2430_PRCM_CLKEMUL_CTRL      OMAP2430_PRM_REGADDR(OCP_MOD, 0x0078)
  77#define OMAP2430_PRCM_CLKCFG_CTRL       OMAP2430_PRM_REGADDR(OCP_MOD, 0x0080)
  78#define OMAP2430_PRCM_CLKCFG_STATUS     OMAP2430_PRM_REGADDR(OCP_MOD, 0x0084)
  79#define OMAP2430_PRCM_VOLTSETUP         OMAP2430_PRM_REGADDR(OCP_MOD, 0x0090)
  80#define OMAP2430_PRCM_CLKSSETUP         OMAP2430_PRM_REGADDR(OCP_MOD, 0x0094)
  81#define OMAP2430_PRCM_POLCTRL           OMAP2430_PRM_REGADDR(OCP_MOD, 0x0098)
  82
  83/*
  84 * Module specific PRM register offsets from PRM_BASE + domain offset
  85 *
  86 * Use prm_{read,write}_mod_reg() with these registers.
  87 *
  88 * With a few exceptions, these are the register names beginning with
  89 * {PM,RM}_* on both OMAP2/3 SoC families..  (The exceptions are the
  90 * IRQSTATUS and IRQENABLE bits.)
  91 */
  92
  93/* Register offsets appearing on both OMAP2 and OMAP3 */
  94
  95#define OMAP2_RM_RSTCTRL                                0x0050
  96#define OMAP2_RM_RSTTIME                                0x0054
  97#define OMAP2_RM_RSTST                                  0x0058
  98#define OMAP2_PM_PWSTCTRL                               0x00e0
  99#define OMAP2_PM_PWSTST                                 0x00e4
 100
 101#define PM_WKEN                                         0x00a0
 102#define PM_WKEN1                                        PM_WKEN
 103#define PM_WKST                                         0x00b0
 104#define PM_WKST1                                        PM_WKST
 105#define PM_WKDEP                                        0x00c8
 106#define PM_EVGENCTRL                                    0x00d4
 107#define PM_EVGENONTIM                                   0x00d8
 108#define PM_EVGENOFFTIM                                  0x00dc
 109
 110/* OMAP2xxx specific register offsets */
 111#define OMAP24XX_PM_WKEN2                               0x00a4
 112#define OMAP24XX_PM_WKST2                               0x00b4
 113
 114#define OMAP24XX_PRCM_IRQSTATUS_DSP                     0x00f0  /* IVA mod */
 115#define OMAP24XX_PRCM_IRQENABLE_DSP                     0x00f4  /* IVA mod */
 116#define OMAP24XX_PRCM_IRQSTATUS_IVA                     0x00f8
 117#define OMAP24XX_PRCM_IRQENABLE_IVA                     0x00fc
 118
 119#ifndef __ASSEMBLER__
 120/* Function prototypes */
 121extern int omap2xxx_clkdm_sleep(struct clockdomain *clkdm);
 122extern int omap2xxx_clkdm_wakeup(struct clockdomain *clkdm);
 123
 124int __init omap2xxx_prm_init(const struct omap_prcm_init_data *data);
 125
 126#endif
 127
 128#endif
 129