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ARM: OMAP2: Powerdomain: Add OMAP2 powerdomains

Add OMAP2-specific powerdomains.

Signed-off-by: Paul Walmsley <paul@pwsan.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
hifive-unleashed-5.1
Paul Walmsley 2008-08-19 11:08:42 +03:00 committed by Tony Lindgren
parent 9717100f77
commit fe6a58f8f5
3 changed files with 222 additions and 4 deletions

View File

@ -98,6 +98,10 @@ static struct pwrdm_dep gfx_sgx_wkdeps[] = {
{ NULL },
};
#include "powerdomains24xx.h"
/*
* OMAP2/3 common powerdomains
*/
@ -140,6 +144,16 @@ static struct powerdomain *powerdomains_omap[] __initdata = {
&gfx_pwrdm,
&wkup_pwrdm,
#ifdef CONFIG_ARCH_OMAP24XX
&dsp_pwrdm,
&mpu_24xx_pwrdm,
&core_24xx_pwrdm,
#endif
#ifdef CONFIG_ARCH_OMAP2430
&mdm_pwrdm,
#endif
NULL
};

View File

@ -0,0 +1,200 @@
/*
* OMAP24XX powerdomain definitions
*
* Copyright (C) 2007-2008 Texas Instruments, Inc.
* Copyright (C) 2007-2008 Nokia Corporation
*
* Written by Paul Walmsley
* Debugging and integration fixes by Jouni Högander
*
* 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_ARM_MACH_OMAP2_POWERDOMAINS24XX
#define ARCH_ARM_MACH_OMAP2_POWERDOMAINS24XX
/*
* N.B. If powerdomains are added or removed from this file, update
* the array in mach-omap2/powerdomains.h.
*/
#include <mach/powerdomain.h>
#include "prcm-common.h"
#include "prm.h"
#include "prm-regbits-24xx.h"
#include "cm.h"
#include "cm-regbits-24xx.h"
/* 24XX powerdomains and dependencies */
#ifdef CONFIG_ARCH_OMAP24XX
/* Wakeup dependency source arrays */
/*
* 2420/2430 PM_WKDEP_DSP: CORE, MPU, WKUP
* 2430 PM_WKDEP_MDM: same as above
*/
static struct pwrdm_dep dsp_mdm_24xx_wkdeps[] = {
{
.pwrdm_name = "core_pwrdm",
.omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP24XX)
},
{
.pwrdm_name = "mpu_pwrdm",
.omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP24XX)
},
{
.pwrdm_name = "wkup_pwrdm",
.omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP24XX)
},
{ NULL },
};
/*
* 2420 PM_WKDEP_MPU: CORE, DSP, WKUP
* 2430 adds MDM
*/
static struct pwrdm_dep mpu_24xx_wkdeps[] = {
{
.pwrdm_name = "core_pwrdm",
.omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP24XX)
},
{
.pwrdm_name = "dsp_pwrdm",
.omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP24XX)
},
{
.pwrdm_name = "wkup_pwrdm",
.omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP24XX)
},
{
.pwrdm_name = "mdm_pwrdm",
.omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP2430)
},
{ NULL },
};
/*
* 2420 PM_WKDEP_CORE: DSP, GFX, MPU, WKUP
* 2430 adds MDM
*/
static struct pwrdm_dep core_24xx_wkdeps[] = {
{
.pwrdm_name = "dsp_pwrdm",
.omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP24XX)
},
{
.pwrdm_name = "gfx_pwrdm",
.omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP24XX)
},
{
.pwrdm_name = "mpu_pwrdm",
.omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP24XX)
},
{
.pwrdm_name = "wkup_pwrdm",
.omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP24XX)
},
{
.pwrdm_name = "mdm_pwrdm",
.omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP2430)
},
{ NULL },
};
/* Powerdomains */
static struct powerdomain dsp_pwrdm = {
.name = "dsp_pwrdm",
.prcm_offs = OMAP24XX_DSP_MOD,
.omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP24XX),
.dep_bit = OMAP24XX_PM_WKDEP_MPU_EN_DSP_SHIFT,
.wkdep_srcs = dsp_mdm_24xx_wkdeps,
.pwrsts = PWRSTS_OFF_RET_ON,
.pwrsts_logic_ret = PWRDM_POWER_RET,
.banks = 1,
.pwrsts_mem_ret = {
[0] = PWRDM_POWER_RET,
},
.pwrsts_mem_on = {
[0] = PWRDM_POWER_ON,
},
};
static struct powerdomain mpu_24xx_pwrdm = {
.name = "mpu_pwrdm",
.prcm_offs = MPU_MOD,
.omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP24XX),
.dep_bit = OMAP24XX_EN_MPU_SHIFT,
.wkdep_srcs = mpu_24xx_wkdeps,
.pwrsts = PWRSTS_OFF_RET_ON,
.pwrsts_logic_ret = PWRSTS_OFF_RET,
.banks = 1,
.pwrsts_mem_ret = {
[0] = PWRDM_POWER_RET,
},
.pwrsts_mem_on = {
[0] = PWRDM_POWER_ON,
},
};
static struct powerdomain core_24xx_pwrdm = {
.name = "core_pwrdm",
.prcm_offs = CORE_MOD,
.omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP24XX),
.wkdep_srcs = core_24xx_wkdeps,
.pwrsts = PWRSTS_OFF_RET_ON,
.dep_bit = OMAP24XX_EN_CORE_SHIFT,
.banks = 3,
.pwrsts_mem_ret = {
[0] = PWRSTS_OFF_RET, /* MEM1RETSTATE */
[1] = PWRSTS_OFF_RET, /* MEM2RETSTATE */
[2] = PWRSTS_OFF_RET, /* MEM3RETSTATE */
},
.pwrsts_mem_on = {
[0] = PWRSTS_OFF_RET_ON, /* MEM1ONSTATE */
[1] = PWRSTS_OFF_RET_ON, /* MEM2ONSTATE */
[2] = PWRSTS_OFF_RET_ON, /* MEM3ONSTATE */
},
};
#endif /* CONFIG_ARCH_OMAP24XX */
/*
* 2430-specific powerdomains
*/
#ifdef CONFIG_ARCH_OMAP2430
/* XXX 2430 KILLDOMAINWKUP bit? No current users apparently */
/* Another case of bit name collisions between several registers: EN_MDM */
static struct powerdomain mdm_pwrdm = {
.name = "mdm_pwrdm",
.prcm_offs = OMAP2430_MDM_MOD,
.omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP2430),
.dep_bit = OMAP2430_PM_WKDEP_MPU_EN_MDM_SHIFT,
.wkdep_srcs = dsp_mdm_24xx_wkdeps,
.pwrsts = PWRSTS_OFF_RET_ON,
.pwrsts_logic_ret = PWRDM_POWER_RET,
.banks = 1,
.pwrsts_mem_ret = {
[0] = PWRDM_POWER_RET, /* MEMRETSTATE */
},
.pwrsts_mem_on = {
[0] = PWRDM_POWER_ON, /* MEMONSTATE */
},
};
#endif /* CONFIG_ARCH_OMAP2430 */
#endif

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@ -29,8 +29,10 @@
#define OMAP24XX_WKUP1_EN (1 << 0)
/* PM_WKDEP_GFX, PM_WKDEP_MPU, PM_WKDEP_DSP, PM_WKDEP_MDM shared bits */
#define OMAP24XX_EN_MPU (1 << 1)
#define OMAP24XX_EN_CORE (1 << 0)
#define OMAP24XX_EN_MPU_SHIFT 1
#define OMAP24XX_EN_MPU_MASK (1 << 1)
#define OMAP24XX_EN_CORE_SHIFT 0
#define OMAP24XX_EN_CORE_MASK (1 << 0)
/*
* PM_PWSTCTRL_MPU, PM_PWSTCTRL_GFX, PM_PWSTCTRL_DSP, PM_PWSTCTRL_MDM
@ -140,8 +142,10 @@
/* 2430 calls GLOBALWMPU_RST "GLOBALWARM_RST" instead */
/* PM_WKDEP_MPU specific bits */
#define OMAP2430_PM_WKDEP_MPU_EN_MDM (1 << 5)
#define OMAP24XX_PM_WKDEP_MPU_EN_DSP (1 << 2)
#define OMAP2430_PM_WKDEP_MPU_EN_MDM_SHIFT 5
#define OMAP2430_PM_WKDEP_MPU_EN_MDM_MASK (1 << 5)
#define OMAP24XX_PM_WKDEP_MPU_EN_DSP_SHIFT 2
#define OMAP24XX_PM_WKDEP_MPU_EN_DSP_MASK (1 << 2)
/* PM_EVGENCTRL_MPU specific bits */