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linux/arch/arm/mach-omap2/prm.h
Russell King 56f68556d7 Merge unstable branch 'omap-rmk'
Merge branch 'omap-rmk' into omap-all
2008-10-03 11:52:33 +01:00

338 lines
11 KiB
C

#ifndef __ARCH_ARM_MACH_OMAP2_PRM_H
#define __ARCH_ARM_MACH_OMAP2_PRM_H
/*
* OMAP2/3 Power/Reset Management (PRM) register definitions
*
* Copyright (C) 2007 Texas Instruments, Inc.
* Copyright (C) 2007 Nokia Corporation
*
* Written by 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.
*/
#include "prcm-common.h"
#ifndef __ASSEMBLER__
#define OMAP_PRM_REGADDR(module, reg) \
IO_ADDRESS(OMAP2_PRM_BASE + (module) + (reg))
#else
#define OMAP2420_PRM_REGADDR(module, reg) \
IO_ADDRESS(OMAP2420_PRM_BASE + (module) + (reg))
#define OMAP2430_PRM_REGADDR(module, reg) \
IO_ADDRESS(OMAP2430_PRM_BASE + (module) + (reg))
#define OMAP34XX_PRM_REGADDR(module, reg) \
IO_ADDRESS(OMAP3430_PRM_BASE + (module) + (reg))
#endif
/*
* Architecture-specific global PRM registers
* Use __raw_{read,write}l() with these registers.
*
* With a few exceptions, these are the register names beginning with
* PRCM_* on 24xx, and PRM_* on 34xx. (The exceptions are the
* IRQSTATUS and IRQENABLE bits.)
*
*/
/* Global 24xx registers in GR_MOD (Same as OCP_MOD for 24xx) */
#define OMAP24XX_PRCM_VOLTCTRL_OFFSET 0x0050
#define OMAP24XX_PRCM_CLKCFG_CTRL_OFFSET 0x0080
/* 242x GR_MOD registers, use these only for assembly code */
#define OMAP242X_PRCM_VOLTCTRL OMAP2420_PRM_REGADDR(OMAP24XX_GR_MOD, \
OMAP24XX_PRCM_VOLTCTRL_OFFSET)
#define OMAP242X_PRCM_CLKCFG_CTRL OMAP2420_PRM_REGADDR(OMAP24XX_GR_MOD, \
OMAP24XX_PRCM_CLKCFG_CTRL_OFFSET)
/* 243x GR_MOD registers, use these only for assembly code */
#define OMAP243X_PRCM_VOLTCTRL OMAP2430_PRM_REGADDR(OMAP24XX_GR_MOD, \
OMAP24XX_PRCM_VOLTCTRL_OFFSET)
#define OMAP243X_PRCM_CLKCFG_CTRL OMAP2430_PRM_REGADDR(OMAP24XX_GR_MOD, \
OMAP24XX_PRCM_CLKCFG_CTRL_OFFSET)
/* These will disappear */
#define OMAP24XX_PRCM_REVISION OMAP_PRM_REGADDR(OCP_MOD, 0x0000)
#define OMAP24XX_PRCM_SYSCONFIG OMAP_PRM_REGADDR(OCP_MOD, 0x0010)
#define OMAP24XX_PRCM_IRQSTATUS_MPU OMAP_PRM_REGADDR(OCP_MOD, 0x0018)
#define OMAP24XX_PRCM_IRQENABLE_MPU OMAP_PRM_REGADDR(OCP_MOD, 0x001c)
#define OMAP24XX_PRCM_VOLTST OMAP_PRM_REGADDR(OCP_MOD, 0x0054)
#define OMAP24XX_PRCM_CLKSRC_CTRL OMAP_PRM_REGADDR(OCP_MOD, 0x0060)
#define OMAP24XX_PRCM_CLKOUT_CTRL OMAP_PRM_REGADDR(OCP_MOD, 0x0070)
#define OMAP24XX_PRCM_CLKEMUL_CTRL OMAP_PRM_REGADDR(OCP_MOD, 0x0078)
#define OMAP24XX_PRCM_CLKCFG_CTRL OMAP_PRM_REGADDR(OCP_MOD, 0x0080)
#define OMAP24XX_PRCM_CLKCFG_STATUS OMAP_PRM_REGADDR(OCP_MOD, 0x0084)
#define OMAP24XX_PRCM_VOLTSETUP OMAP_PRM_REGADDR(OCP_MOD, 0x0090)
#define OMAP24XX_PRCM_CLKSSETUP OMAP_PRM_REGADDR(OCP_MOD, 0x0094)
#define OMAP24XX_PRCM_POLCTRL OMAP_PRM_REGADDR(OCP_MOD, 0x0098)
#define OMAP3430_PRM_REVISION OMAP_PRM_REGADDR(OCP_MOD, 0x0004)
#define OMAP3430_PRM_SYSCONFIG OMAP_PRM_REGADDR(OCP_MOD, 0x0014)
#define OMAP3430_PRM_IRQSTATUS_MPU OMAP_PRM_REGADDR(OCP_MOD, 0x0018)
#define OMAP3430_PRM_IRQENABLE_MPU OMAP_PRM_REGADDR(OCP_MOD, 0x001c)
#define OMAP3430_PRM_VC_SMPS_SA OMAP_PRM_REGADDR(OMAP3430_GR_MOD, 0x0020)
#define OMAP3430_PRM_VC_SMPS_VOL_RA OMAP_PRM_REGADDR(OMAP3430_GR_MOD, 0x0024)
#define OMAP3430_PRM_VC_SMPS_CMD_RA OMAP_PRM_REGADDR(OMAP3430_GR_MOD, 0x0028)
#define OMAP3430_PRM_VC_CMD_VAL_0 OMAP_PRM_REGADDR(OMAP3430_GR_MOD, 0x002c)
#define OMAP3430_PRM_VC_CMD_VAL_1 OMAP_PRM_REGADDR(OMAP3430_GR_MOD, 0x0030)
#define OMAP3430_PRM_VC_CH_CONF OMAP_PRM_REGADDR(OMAP3430_GR_MOD, 0x0034)
#define OMAP3430_PRM_VC_I2C_CFG OMAP_PRM_REGADDR(OMAP3430_GR_MOD, 0x0038)
#define OMAP3430_PRM_VC_BYPASS_VAL OMAP_PRM_REGADDR(OMAP3430_GR_MOD, 0x003c)
#define OMAP3430_PRM_RSTCTRL OMAP_PRM_REGADDR(OMAP3430_GR_MOD, 0x0050)
#define OMAP3430_PRM_RSTTIME OMAP_PRM_REGADDR(OMAP3430_GR_MOD, 0x0054)
#define OMAP3430_PRM_RSTST OMAP_PRM_REGADDR(OMAP3430_GR_MOD, 0x0058)
#define OMAP3430_PRM_VOLTCTRL OMAP_PRM_REGADDR(OMAP3430_GR_MOD, 0x0060)
#define OMAP3430_PRM_SRAM_PCHARGE OMAP_PRM_REGADDR(OMAP3430_GR_MOD, 0x0064)
#define OMAP3430_PRM_CLKSRC_CTRL OMAP_PRM_REGADDR(OMAP3430_GR_MOD, 0x0070)
#define OMAP3430_PRM_VOLTSETUP1 OMAP_PRM_REGADDR(OMAP3430_GR_MOD, 0x0090)
#define OMAP3430_PRM_VOLTOFFSET OMAP_PRM_REGADDR(OMAP3430_GR_MOD, 0x0094)
#define OMAP3430_PRM_CLKSETUP OMAP_PRM_REGADDR(OMAP3430_GR_MOD, 0x0098)
#define OMAP3430_PRM_POLCTRL OMAP_PRM_REGADDR(OMAP3430_GR_MOD, 0x009c)
#define OMAP3430_PRM_VOLTSETUP2 OMAP_PRM_REGADDR(OMAP3430_GR_MOD, 0x00a0)
#define OMAP3430_PRM_VP1_CONFIG OMAP_PRM_REGADDR(OMAP3430_GR_MOD, 0x00b0)
#define OMAP3430_PRM_VP1_VSTEPMIN OMAP_PRM_REGADDR(OMAP3430_GR_MOD, 0x00b4)
#define OMAP3430_PRM_VP1_VSTEPMAX OMAP_PRM_REGADDR(OMAP3430_GR_MOD, 0x00b8)
#define OMAP3430_PRM_VP1_VLIMITTO OMAP_PRM_REGADDR(OMAP3430_GR_MOD, 0x00bc)
#define OMAP3430_PRM_VP1_VOLTAGE OMAP_PRM_REGADDR(OMAP3430_GR_MOD, 0x00c0)
#define OMAP3430_PRM_VP1_STATUS OMAP_PRM_REGADDR(OMAP3430_GR_MOD, 0x00c4)
#define OMAP3430_PRM_VP2_CONFIG OMAP_PRM_REGADDR(OMAP3430_GR_MOD, 0x00d0)
#define OMAP3430_PRM_VP2_VSTEPMIN OMAP_PRM_REGADDR(OMAP3430_GR_MOD, 0x00d4)
#define OMAP3430_PRM_VP2_VSTEPMAX OMAP_PRM_REGADDR(OMAP3430_GR_MOD, 0x00d8)
#define OMAP3430_PRM_VP2_VLIMITTO OMAP_PRM_REGADDR(OMAP3430_GR_MOD, 0x00dc)
#define OMAP3430_PRM_VP2_VOLTAGE OMAP_PRM_REGADDR(OMAP3430_GR_MOD, 0x00e0)
#define OMAP3430_PRM_VP2_STATUS OMAP_PRM_REGADDR(OMAP3430_GR_MOD, 0x00e4)
#define OMAP3430_PRM_CLKSEL OMAP_PRM_REGADDR(OMAP3430_CCR_MOD, 0x0040)
#define OMAP3430_PRM_CLKOUT_CTRL OMAP_PRM_REGADDR(OMAP3430_CCR_MOD, 0x0070)
/*
* Module specific PRM registers from PRM_BASE + domain offset
*
* Use prm_{read,write}_mod_reg() with these registers.
*
* With a few exceptions, these are the register names beginning with
* {PM,RM}_* on both architectures. (The exceptions are the IRQSTATUS
* and IRQENABLE bits.)
*
*/
/* Registers appearing on both 24xx and 34xx */
#define RM_RSTCTRL 0x0050
#define RM_RSTTIME 0x0054
#define RM_RSTST 0x0058
#define PM_WKEN 0x00a0
#define PM_WKEN1 PM_WKEN
#define PM_WKST 0x00b0
#define PM_WKST1 PM_WKST
#define PM_WKDEP 0x00c8
#define PM_EVGENCTRL 0x00d4
#define PM_EVGENONTIM 0x00d8
#define PM_EVGENOFFTIM 0x00dc
#define PM_PWSTCTRL 0x00e0
#define PM_PWSTST 0x00e4
#define OMAP3430_PM_MPUGRPSEL 0x00a4
#define OMAP3430_PM_MPUGRPSEL1 OMAP3430_PM_MPUGRPSEL
#define OMAP3430_PM_IVAGRPSEL 0x00a8
#define OMAP3430_PM_IVAGRPSEL1 OMAP3430_PM_IVAGRPSEL
#define OMAP3430_PM_PREPWSTST 0x00e8
#define OMAP3430_PRM_IRQSTATUS_IVA2 0x00f8
#define OMAP3430_PRM_IRQENABLE_IVA2 0x00fc
/* Architecture-specific registers */
#define OMAP24XX_PM_WKEN2 0x00a4
#define OMAP24XX_PM_WKST2 0x00b4
#define OMAP24XX_PRCM_IRQSTATUS_DSP 0x00f0 /* IVA mod */
#define OMAP24XX_PRCM_IRQENABLE_DSP 0x00f4 /* IVA mod */
#define OMAP24XX_PRCM_IRQSTATUS_IVA 0x00f8
#define OMAP24XX_PRCM_IRQENABLE_IVA 0x00fc
#ifndef __ASSEMBLER__
/* Power/reset management domain register get/set */
extern u32 prm_read_mod_reg(s16 module, u16 idx);
extern void prm_write_mod_reg(u32 val, s16 module, u16 idx);
extern u32 prm_rmw_mod_reg_bits(u32 mask, u32 bits, s16 module, s16 idx);
/* Read-modify-write bits in a PRM register (by domain) */
static inline u32 prm_set_mod_reg_bits(u32 bits, s16 module, s16 idx)
{
return prm_rmw_mod_reg_bits(bits, bits, module, idx);
}
static inline u32 prm_clear_mod_reg_bits(u32 bits, s16 module, s16 idx)
{
return prm_rmw_mod_reg_bits(bits, 0x0, module, idx);
}
#endif
/*
* Bits common to specific registers
*
* The 3430 register and bit names are generally used,
* since they tend to make more sense
*/
/* PM_EVGENONTIM_MPU */
/* Named PM_EVEGENONTIM_MPU on the 24XX */
#define OMAP_ONTIMEVAL_SHIFT 0
#define OMAP_ONTIMEVAL_MASK (0xffffffff << 0)
/* PM_EVGENOFFTIM_MPU */
/* Named PM_EVEGENOFFTIM_MPU on the 24XX */
#define OMAP_OFFTIMEVAL_SHIFT 0
#define OMAP_OFFTIMEVAL_MASK (0xffffffff << 0)
/* PRM_CLKSETUP and PRCM_VOLTSETUP */
/* Named PRCM_CLKSSETUP on the 24XX */
#define OMAP_SETUP_TIME_SHIFT 0
#define OMAP_SETUP_TIME_MASK (0xffff << 0)
/* PRM_CLKSRC_CTRL */
/* Named PRCM_CLKSRC_CTRL on the 24XX */
#define OMAP_SYSCLKDIV_SHIFT 6
#define OMAP_SYSCLKDIV_MASK (0x3 << 6)
#define OMAP_AUTOEXTCLKMODE_SHIFT 3
#define OMAP_AUTOEXTCLKMODE_MASK (0x3 << 3)
#define OMAP_SYSCLKSEL_SHIFT 0
#define OMAP_SYSCLKSEL_MASK (0x3 << 0)
/* PM_EVGENCTRL_MPU */
#define OMAP_OFFLOADMODE_SHIFT 3
#define OMAP_OFFLOADMODE_MASK (0x3 << 3)
#define OMAP_ONLOADMODE_SHIFT 1
#define OMAP_ONLOADMODE_MASK (0x3 << 1)
#define OMAP_ENABLE (1 << 0)
/* PRM_RSTTIME */
/* Named RM_RSTTIME_WKUP on the 24xx */
#define OMAP_RSTTIME2_SHIFT 8
#define OMAP_RSTTIME2_MASK (0x1f << 8)
#define OMAP_RSTTIME1_SHIFT 0
#define OMAP_RSTTIME1_MASK (0xff << 0)
/* PRM_RSTCTRL */
/* Named RM_RSTCTRL_WKUP on the 24xx */
/* 2420 calls RST_DPLL3 'RST_DPLL' */
#define OMAP_RST_DPLL3 (1 << 2)
#define OMAP_RST_GS (1 << 1)
/*
* Bits common to module-shared registers
*
* Not all registers of a particular type support all of these bits -
* check TRM if you are unsure
*/
/*
* 24XX: PM_PWSTST_CORE, PM_PWSTST_GFX, PM_PWSTST_MPU, PM_PWSTST_DSP
*
* 2430: PM_PWSTST_MDM
*
* 3430: PM_PWSTST_IVA2, PM_PWSTST_MPU, PM_PWSTST_CORE, PM_PWSTST_GFX,
* PM_PWSTST_DSS, PM_PWSTST_CAM, PM_PWSTST_PER, PM_PWSTST_EMU,
* PM_PWSTST_NEON
*/
#define OMAP_INTRANSITION (1 << 20)
/*
* 24XX: PM_PWSTST_GFX, PM_PWSTST_DSP
*
* 2430: PM_PWSTST_MDM
*
* 3430: PM_PWSTST_IVA2, PM_PWSTST_MPU, PM_PWSTST_CORE, PM_PWSTST_GFX,
* PM_PWSTST_DSS, PM_PWSTST_CAM, PM_PWSTST_PER, PM_PWSTST_EMU,
* PM_PWSTST_NEON
*/
#define OMAP_POWERSTATEST_SHIFT 0
#define OMAP_POWERSTATEST_MASK (0x3 << 0)
/*
* 24XX: RM_RSTST_MPU and RM_RSTST_DSP - on 24XX, 'COREDOMAINWKUP_RST' is
* called 'COREWKUP_RST'
*
* 3430: RM_RSTST_IVA2, RM_RSTST_MPU, RM_RSTST_GFX, RM_RSTST_DSS,
* RM_RSTST_CAM, RM_RSTST_PER, RM_RSTST_NEON
*/
#define OMAP_COREDOMAINWKUP_RST (1 << 3)
/*
* 24XX: RM_RSTST_MPU, RM_RSTST_GFX, RM_RSTST_DSP
*
* 2430: RM_RSTST_MDM
*
* 3430: RM_RSTST_CORE, RM_RSTST_EMU
*/
#define OMAP_DOMAINWKUP_RST (1 << 2)
/*
* 24XX: RM_RSTST_MPU, RM_RSTST_WKUP, RM_RSTST_DSP
* On 24XX, 'GLOBALWARM_RST' is called 'GLOBALWMPU_RST'.
*
* 2430: RM_RSTST_MDM
*
* 3430: RM_RSTST_CORE, RM_RSTST_EMU
*/
#define OMAP_GLOBALWARM_RST (1 << 1)
#define OMAP_GLOBALCOLD_RST (1 << 0)
/*
* 24XX: PM_WKDEP_GFX, PM_WKDEP_MPU, PM_WKDEP_CORE, PM_WKDEP_DSP
* 2420 TRM sometimes uses "EN_WAKEUP" instead of "EN_WKUP"
*
* 2430: PM_WKDEP_MDM
*
* 3430: PM_WKDEP_IVA2, PM_WKDEP_GFX, PM_WKDEP_DSS, PM_WKDEP_CAM,
* PM_WKDEP_PER
*/
#define OMAP_EN_WKUP_SHIFT 4
#define OMAP_EN_WKUP_MASK (1 << 4)
/*
* 24XX: PM_PWSTCTRL_MPU, PM_PWSTCTRL_CORE, PM_PWSTCTRL_GFX,
* PM_PWSTCTRL_DSP
*
* 2430: PM_PWSTCTRL_MDM
*
* 3430: PM_PWSTCTRL_IVA2, PM_PWSTCTRL_CORE, PM_PWSTCTRL_GFX,
* PM_PWSTCTRL_DSS, PM_PWSTCTRL_CAM, PM_PWSTCTRL_PER,
* PM_PWSTCTRL_NEON
*/
#define OMAP_LOGICRETSTATE (1 << 2)
/*
* 24XX: PM_PWSTCTRL_MPU, PM_PWSTCTRL_CORE, PM_PWSTCTRL_GFX,
* PM_PWSTCTRL_DSP, PM_PWSTST_MPU
*
* 2430: PM_PWSTCTRL_MDM shared bits
*
* 3430: PM_PWSTCTRL_IVA2, PM_PWSTCTRL_MPU, PM_PWSTCTRL_CORE,
* PM_PWSTCTRL_GFX, PM_PWSTCTRL_DSS, PM_PWSTCTRL_CAM, PM_PWSTCTRL_PER,
* PM_PWSTCTRL_NEON shared bits
*/
#define OMAP_POWERSTATE_SHIFT 0
#define OMAP_POWERSTATE_MASK (0x3 << 0)
#endif