arch/arm/mach-omap2/powerdomains2xxx_data.c

   1 /*
   2  * OMAP2XXX powerdomain definitions
   3  *
   4  * Copyright (C) 2007-2008, 2011 Texas Instruments, Inc.
   5  * Copyright (C) 2007-2011 Nokia Corporation
   6  *
   7  * Paul Walmsley, Jouni Högander
   8  *
   9  * This program is free software; you can redistribute it and/or modify
  10  * it under the terms of the GNU General Public License version 2 as
  11  * published by the Free Software Foundation.
  12  */
  13
  14 #include <linux/kernel.h>
  15 #include <linux/init.h>
  16
  17 #include "powerdomain.h"
  18 #include "powerdomains2xxx_3xxx_data.h"
  19
  20 #include "prcm-common.h"
  21 #include "prm2xxx_3xxx.h"
  22 #include "prm-regbits-24xx.h"
  23
  24 /* 24XX powerdomains and dependencies */
  25
  26 /* Powerdomains */
  27
  28 static struct powerdomain dsp_pwrdm = {
  29         .name             = "dsp_pwrdm",
  30         .prcm_offs        = OMAP24XX_DSP_MOD,
  31         .pwrsts           = PWRSTS_OFF_RET_ON,
  32         .pwrsts_logic_ret = PWRSTS_RET,
  33         .banks            = 1,
  34         .pwrsts_mem_ret   = {
  35                 [0] = PWRSTS_RET,
  36         },
  37         .pwrsts_mem_on    = {
  38                 [0] = PWRSTS_ON,
  39         },
  40 };
  41
  42 static struct powerdomain mpu_24xx_pwrdm = {
  43         .name             = "mpu_pwrdm",
  44         .prcm_offs        = MPU_MOD,
  45         .pwrsts           = PWRSTS_OFF_RET_ON,
  46         .pwrsts_logic_ret = PWRSTS_OFF_RET,
  47         .banks            = 1,
  48         .pwrsts_mem_ret   = {
  49                 [0] = PWRSTS_RET,
  50         },
  51         .pwrsts_mem_on    = {
  52                 [0] = PWRSTS_ON,
  53         },
  54 };
  55
  56 static struct powerdomain core_24xx_pwrdm = {
  57         .name             = "core_pwrdm",
  58         .prcm_offs        = CORE_MOD,
  59         .pwrsts           = PWRSTS_OFF_RET_ON,
  60         .banks            = 3,
  61         .pwrsts_mem_ret   = {
  62                 [0] = PWRSTS_OFF_RET,    /* MEM1RETSTATE */
  63                 [1] = PWRSTS_OFF_RET,    /* MEM2RETSTATE */
  64                 [2] = PWRSTS_OFF_RET,    /* MEM3RETSTATE */
  65         },
  66         .pwrsts_mem_on    = {
  67                 [0] = PWRSTS_OFF_RET_ON, /* MEM1ONSTATE */
  68                 [1] = PWRSTS_OFF_RET_ON, /* MEM2ONSTATE */
  69                 [2] = PWRSTS_OFF_RET_ON, /* MEM3ONSTATE */
  70         },
  71 };
  72
  73
  74 /*
  75  * 2430-specific powerdomains
  76  */
  77
  78 /* XXX 2430 KILLDOMAINWKUP bit?  No current users apparently */
  79
  80 static struct powerdomain mdm_pwrdm = {
  81         .name             = "mdm_pwrdm",
  82         .prcm_offs        = OMAP2430_MDM_MOD,
  83         .pwrsts           = PWRSTS_OFF_RET_ON,
  84         .pwrsts_logic_ret = PWRSTS_RET,
  85         .banks            = 1,
  86         .pwrsts_mem_ret   = {
  87                 [0] = PWRSTS_RET, /* MEMRETSTATE */
  88         },
  89         .pwrsts_mem_on    = {
  90                 [0] = PWRSTS_ON,  /* MEMONSTATE */
  91         },
  92 };
  93
  94 /*
  95  *
  96  */
  97
  98 static struct powerdomain *powerdomains_omap24xx[] __initdata = {
  99         &wkup_omap2_pwrdm,
 100         &gfx_omap2_pwrdm,
 101         &dsp_pwrdm,
 102         &mpu_24xx_pwrdm,
 103         &core_24xx_pwrdm,
 104         NULL
 105 };
 106
 107 static struct powerdomain *powerdomains_omap2430[] __initdata = {
 108         &mdm_pwrdm,
 109         NULL
 110 };
 111
 112 void __init omap242x_powerdomains_init(void)
 113 {
 114         if (!cpu_is_omap2420())
 115                 return;
 116
 117         pwrdm_register_platform_funcs(&omap2_pwrdm_operations);
 118         pwrdm_register_pwrdms(powerdomains_omap24xx);
 119         pwrdm_complete_init();
 120 }
 121
 122 void __init omap243x_powerdomains_init(void)
 123 {
 124         if (!cpu_is_omap2430())
 125                 return;
 126
 127         pwrdm_register_platform_funcs(&omap2_pwrdm_operations);
 128         pwrdm_register_pwrdms(powerdomains_omap24xx);
 129         pwrdm_register_pwrdms(powerdomains_omap2430);
 130         pwrdm_complete_init();
 131 }