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         .voltdm           = { .name = "core" },
  41 };
  42
  43 static struct powerdomain mpu_24xx_pwrdm = {
  44         .name             = "mpu_pwrdm",
  45         .prcm_offs        = MPU_MOD,
  46         .pwrsts           = PWRSTS_OFF_RET_ON,
  47         .pwrsts_logic_ret = PWRSTS_OFF_RET,
  48         .banks            = 1,
  49         .pwrsts_mem_ret   = {
  50                 [0] = PWRSTS_RET,
  51         },
  52         .pwrsts_mem_on    = {
  53                 [0] = PWRSTS_ON,
  54         },
  55         .voltdm           = { .name = "core" },
  56 };
  57
  58 static struct powerdomain core_24xx_pwrdm = {
  59         .name             = "core_pwrdm",
  60         .prcm_offs        = CORE_MOD,
  61         .pwrsts           = PWRSTS_OFF_RET_ON,
  62         .banks            = 3,
  63         .pwrsts_mem_ret   = {
  64                 [0] = PWRSTS_OFF_RET,    /* MEM1RETSTATE */
  65                 [1] = PWRSTS_OFF_RET,    /* MEM2RETSTATE */
  66                 [2] = PWRSTS_OFF_RET,    /* MEM3RETSTATE */
  67         },
  68         .pwrsts_mem_on    = {
  69                 [0] = PWRSTS_OFF_RET_ON, /* MEM1ONSTATE */
  70                 [1] = PWRSTS_OFF_RET_ON, /* MEM2ONSTATE */
  71                 [2] = PWRSTS_OFF_RET_ON, /* MEM3ONSTATE */
  72         },
  73         .voltdm           = { .name = "core" },
  74 };
  75
  76
  77 /*
  78  * 2430-specific powerdomains
  79  */
  80
  81 /* XXX 2430 KILLDOMAINWKUP bit?  No current users apparently */
  82
  83 static struct powerdomain mdm_pwrdm = {
  84         .name             = "mdm_pwrdm",
  85         .prcm_offs        = OMAP2430_MDM_MOD,
  86         .pwrsts           = PWRSTS_OFF_RET_ON,
  87         .pwrsts_logic_ret = PWRSTS_RET,
  88         .banks            = 1,
  89         .pwrsts_mem_ret   = {
  90                 [0] = PWRSTS_RET, /* MEMRETSTATE */
  91         },
  92         .pwrsts_mem_on    = {
  93                 [0] = PWRSTS_ON,  /* MEMONSTATE */
  94         },
  95         .voltdm           = { .name = "core" },
  96 };
  97
  98 /*
  99  *
 100  */
 101
 102 static struct powerdomain *powerdomains_omap24xx[] __initdata = {
 103         &wkup_omap2_pwrdm,
 104         &gfx_omap2_pwrdm,
 105         &dsp_pwrdm,
 106         &mpu_24xx_pwrdm,
 107         &core_24xx_pwrdm,
 108         NULL
 109 };
 110
 111 static struct powerdomain *powerdomains_omap2430[] __initdata = {
 112         &mdm_pwrdm,
 113         NULL
 114 };
 115
 116 void __init omap242x_powerdomains_init(void)
 117 {
 118         if (!cpu_is_omap2420())
 119                 return;
 120
 121         pwrdm_register_platform_funcs(&omap2_pwrdm_operations);
 122         pwrdm_register_pwrdms(powerdomains_omap24xx);
 123         pwrdm_complete_init();
 124 }
 125
 126 void __init omap243x_powerdomains_init(void)
 127 {
 128         if (!cpu_is_omap2430())
 129                 return;
 130
 131         pwrdm_register_platform_funcs(&omap2_pwrdm_operations);
 132         pwrdm_register_pwrdms(powerdomains_omap24xx);
 133         pwrdm_register_pwrdms(powerdomains_omap2430);
 134         pwrdm_complete_init();
 135 }