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 "soc.h"
  18 #include "powerdomain.h"
  19 #include "powerdomains2xxx_3xxx_data.h"
  20
  21 #include "prcm-common.h"
  22 #include "prm2xxx_3xxx.h"
  23 #include "prm-regbits-24xx.h"
  24
  25 /* 24XX powerdomains and dependencies */
  26
  27 /* Powerdomains */
  28
  29 static struct powerdomain dsp_pwrdm = {
  30         .name             = "dsp_pwrdm",
  31         .prcm_offs        = OMAP24XX_DSP_MOD,
  32         .pwrsts           = PWRSTS_OFF_RET_ON,
  33         .pwrsts_logic_ret = PWRSTS_RET,
  34         .banks            = 1,
  35         .pwrsts_mem_ret   = {
  36                 [0] = PWRSTS_RET,
  37         },
  38         .pwrsts_mem_on    = {
  39                 [0] = PWRSTS_ON,
  40         },
  41         .voltdm           = { .name = "core" },
  42 };
  43
  44 static struct powerdomain mpu_24xx_pwrdm = {
  45         .name             = "mpu_pwrdm",
  46         .prcm_offs        = MPU_MOD,
  47         .pwrsts           = PWRSTS_OFF_RET_ON,
  48         .pwrsts_logic_ret = PWRSTS_OFF_RET,
  49         .banks            = 1,
  50         .pwrsts_mem_ret   = {
  51                 [0] = PWRSTS_RET,
  52         },
  53         .pwrsts_mem_on    = {
  54                 [0] = PWRSTS_ON,
  55         },
  56         .voltdm           = { .name = "core" },
  57 };
  58
  59 static struct powerdomain core_24xx_pwrdm = {
  60         .name             = "core_pwrdm",
  61         .prcm_offs        = CORE_MOD,
  62         .pwrsts           = PWRSTS_OFF_RET_ON,
  63         .banks            = 3,
  64         .pwrsts_mem_ret   = {
  65                 [0] = PWRSTS_OFF_RET,    /* MEM1RETSTATE */
  66                 [1] = PWRSTS_OFF_RET,    /* MEM2RETSTATE */
  67                 [2] = PWRSTS_OFF_RET,    /* MEM3RETSTATE */
  68         },
  69         .pwrsts_mem_on    = {
  70                 [0] = PWRSTS_OFF_RET_ON, /* MEM1ONSTATE */
  71                 [1] = PWRSTS_OFF_RET_ON, /* MEM2ONSTATE */
  72                 [2] = PWRSTS_OFF_RET_ON, /* MEM3ONSTATE */
  73         },
  74         .voltdm           = { .name = "core" },
  75 };
  76
  77
  78 /*
  79  * 2430-specific powerdomains
  80  */
  81
  82 /* XXX 2430 KILLDOMAINWKUP bit?  No current users apparently */
  83
  84 static struct powerdomain mdm_pwrdm = {
  85         .name             = "mdm_pwrdm",
  86         .prcm_offs        = OMAP2430_MDM_MOD,
  87         .pwrsts           = PWRSTS_OFF_RET_ON,
  88         .pwrsts_logic_ret = PWRSTS_RET,
  89         .banks            = 1,
  90         .pwrsts_mem_ret   = {
  91                 [0] = PWRSTS_RET, /* MEMRETSTATE */
  92         },
  93         .pwrsts_mem_on    = {
  94                 [0] = PWRSTS_ON,  /* MEMONSTATE */
  95         },
  96         .voltdm           = { .name = "core" },
  97 };
  98
  99 /*
 100  *
 101  */
 102
 103 static struct powerdomain *powerdomains_omap24xx[] __initdata = {
 104         &wkup_omap2_pwrdm,
 105         &gfx_omap2_pwrdm,
 106         &dsp_pwrdm,
 107         &mpu_24xx_pwrdm,
 108         &core_24xx_pwrdm,
 109         NULL
 110 };
 111
 112 static struct powerdomain *powerdomains_omap2430[] __initdata = {
 113         &mdm_pwrdm,
 114         NULL
 115 };
 116
 117 void __init omap242x_powerdomains_init(void)
 118 {
 119         if (!cpu_is_omap2420())
 120                 return;
 121
 122         pwrdm_register_platform_funcs(&omap2_pwrdm_operations);
 123         pwrdm_register_pwrdms(powerdomains_omap24xx);
 124         pwrdm_complete_init();
 125 }
 126
 127 void __init omap243x_powerdomains_init(void)
 128 {
 129         if (!cpu_is_omap2430())
 130                 return;
 131
 132         pwrdm_register_platform_funcs(&omap2_pwrdm_operations);
 133         pwrdm_register_pwrdms(powerdomains_omap24xx);
 134         pwrdm_register_pwrdms(powerdomains_omap2430);
 135         pwrdm_complete_init();
 136 }