arch/arm/mach-omap2/powerdomains33xx_data.c

   1 // SPDX-License-Identifier: GPL-2.0-only
   2 /*
   3  * AM33XX Power domain data
   4  *
   5  * Copyright (C) 2011-2012 Texas Instruments Incorporated - https://www.ti.com/
   6  */
   7
   8 #include <linux/kernel.h>
   9 #include <linux/init.h>
  10
  11 #include "powerdomain.h"
  12 #include "prcm-common.h"
  13 #include "prm-regbits-33xx.h"
  14 #include "prm33xx.h"
  15
  16 static struct powerdomain gfx_33xx_pwrdm = {
  17         .name                   = "gfx_pwrdm",
  18         .voltdm                 = { .name = "core" },
  19         .prcm_offs              = AM33XX_PRM_GFX_MOD,
  20         .pwrstctrl_offs         = AM33XX_PM_GFX_PWRSTCTRL_OFFSET,
  21         .pwrstst_offs           = AM33XX_PM_GFX_PWRSTST_OFFSET,
  22         .pwrsts                 = PWRSTS_OFF_RET_ON,
  23         .pwrsts_logic_ret       = PWRSTS_OFF_RET,
  24         .flags                  = PWRDM_HAS_LOWPOWERSTATECHANGE,
  25         .banks                  = 1,
  26         .logicretstate_mask     = AM33XX_LOGICRETSTATE_MASK,
  27         .mem_on_mask            = {
  28                 [0]             = AM33XX_GFX_MEM_ONSTATE_MASK,  /* gfx_mem */
  29         },
  30         .mem_ret_mask           = {
  31                 [0]             = AM33XX_GFX_MEM_RETSTATE_MASK, /* gfx_mem */
  32         },
  33         .mem_pwrst_mask         = {
  34                 [0]             = AM33XX_GFX_MEM_STATEST_MASK,  /* gfx_mem */
  35         },
  36         .mem_retst_mask         = {
  37                 [0]             = AM33XX_GFX_MEM_RETSTATE_MASK, /* gfx_mem */
  38         },
  39         .pwrsts_mem_ret         = {
  40                 [0]             = PWRSTS_OFF_RET,       /* gfx_mem */
  41         },
  42         .pwrsts_mem_on          = {
  43                 [0]             = PWRSTS_ON,            /* gfx_mem */
  44         },
  45 };
  46
  47 static struct powerdomain rtc_33xx_pwrdm = {
  48         .name                   = "rtc_pwrdm",
  49         .voltdm                 = { .name = "rtc" },
  50         .prcm_offs              = AM33XX_PRM_RTC_MOD,
  51         .pwrstctrl_offs         = AM33XX_PM_RTC_PWRSTCTRL_OFFSET,
  52         .pwrstst_offs           = AM33XX_PM_RTC_PWRSTST_OFFSET,
  53         .pwrsts                 = PWRSTS_ON,
  54         .logicretstate_mask     = AM33XX_LOGICRETSTATE_MASK,
  55 };
  56
  57 static struct powerdomain wkup_33xx_pwrdm = {
  58         .name                   = "wkup_pwrdm",
  59         .voltdm                 = { .name = "core" },
  60         .prcm_offs              = AM33XX_PRM_WKUP_MOD,
  61         .pwrstctrl_offs         = AM33XX_PM_WKUP_PWRSTCTRL_OFFSET,
  62         .pwrstst_offs           = AM33XX_PM_WKUP_PWRSTST_OFFSET,
  63         .pwrsts                 = PWRSTS_ON,
  64         .logicretstate_mask     = AM33XX_LOGICRETSTATE_3_3_MASK,
  65 };
  66
  67 static struct powerdomain per_33xx_pwrdm = {
  68         .name                   = "per_pwrdm",
  69         .voltdm                 = { .name = "core" },
  70         .prcm_offs              = AM33XX_PRM_PER_MOD,
  71         .pwrstctrl_offs         = AM33XX_PM_PER_PWRSTCTRL_OFFSET,
  72         .pwrstst_offs           = AM33XX_PM_PER_PWRSTST_OFFSET,
  73         .pwrsts                 = PWRSTS_OFF_RET_ON,
  74         .pwrsts_logic_ret       = PWRSTS_OFF_RET,
  75         .flags                  = PWRDM_HAS_LOWPOWERSTATECHANGE,
  76         .banks                  = 3,
  77         .logicretstate_mask     = AM33XX_LOGICRETSTATE_3_3_MASK,
  78         .mem_on_mask            = {
  79                 [0]             = AM33XX_PRUSS_MEM_ONSTATE_MASK, /* pruss_mem */
  80                 [1]             = AM33XX_PER_MEM_ONSTATE_MASK,  /* per_mem */
  81                 [2]             = AM33XX_RAM_MEM_ONSTATE_MASK,  /* ram_mem */
  82         },
  83         .mem_ret_mask           = {
  84                 [0]             = AM33XX_PRUSS_MEM_RETSTATE_MASK, /* pruss_mem */
  85                 [1]             = AM33XX_PER_MEM_RETSTATE_MASK, /* per_mem */
  86                 [2]             = AM33XX_RAM_MEM_RETSTATE_MASK, /* ram_mem */
  87         },
  88         .mem_pwrst_mask         = {
  89                 [0]             = AM33XX_PRUSS_MEM_STATEST_MASK, /* pruss_mem */
  90                 [1]             = AM33XX_PER_MEM_STATEST_MASK,  /* per_mem */
  91                 [2]             = AM33XX_RAM_MEM_STATEST_MASK,  /* ram_mem */
  92         },
  93         .mem_retst_mask         = {
  94                 [0]             = AM33XX_PRUSS_MEM_RETSTATE_MASK, /* pruss_mem */
  95                 [1]             = AM33XX_PER_MEM_RETSTATE_MASK, /* per_mem */
  96                 [2]             = AM33XX_RAM_MEM_RETSTATE_MASK, /* ram_mem */
  97         },
  98         .pwrsts_mem_ret         = {
  99                 [0]             = PWRSTS_OFF_RET,       /* pruss_mem */
 100                 [1]             = PWRSTS_OFF_RET,       /* per_mem */
 101                 [2]             = PWRSTS_OFF_RET,       /* ram_mem */
 102         },
 103         .pwrsts_mem_on          = {
 104                 [0]             = PWRSTS_ON,            /* pruss_mem */
 105                 [1]             = PWRSTS_ON,            /* per_mem */
 106                 [2]             = PWRSTS_ON,            /* ram_mem */
 107         },
 108 };
 109
 110 static struct powerdomain mpu_33xx_pwrdm = {
 111         .name                   = "mpu_pwrdm",
 112         .voltdm                 = { .name = "mpu" },
 113         .prcm_offs              = AM33XX_PRM_MPU_MOD,
 114         .pwrstctrl_offs         = AM33XX_PM_MPU_PWRSTCTRL_OFFSET,
 115         .pwrstst_offs           = AM33XX_PM_MPU_PWRSTST_OFFSET,
 116         .pwrsts                 = PWRSTS_OFF_RET_ON,
 117         .pwrsts_logic_ret       = PWRSTS_OFF_RET,
 118         .flags                  = PWRDM_HAS_LOWPOWERSTATECHANGE,
 119         .banks                  = 3,
 120         .logicretstate_mask     = AM33XX_LOGICRETSTATE_MASK,
 121         .mem_on_mask            = {
 122                 [0]             = AM33XX_MPU_L1_ONSTATE_MASK,   /* mpu_l1 */
 123                 [1]             = AM33XX_MPU_L2_ONSTATE_MASK,   /* mpu_l2 */
 124                 [2]             = AM33XX_MPU_RAM_ONSTATE_MASK,  /* mpu_ram */
 125         },
 126         .mem_ret_mask           = {
 127                 [0]             = AM33XX_MPU_L1_RETSTATE_MASK,  /* mpu_l1 */
 128                 [1]             = AM33XX_MPU_L2_RETSTATE_MASK,  /* mpu_l2 */
 129                 [2]             = AM33XX_MPU_RAM_RETSTATE_MASK, /* mpu_ram */
 130         },
 131         .mem_pwrst_mask         = {
 132                 [0]             = AM33XX_MPU_L1_STATEST_MASK,   /* mpu_l1 */
 133                 [1]             = AM33XX_MPU_L2_STATEST_MASK,   /* mpu_l2 */
 134                 [2]             = AM33XX_MPU_RAM_STATEST_MASK,  /* mpu_ram */
 135         },
 136         .mem_retst_mask         = {
 137                 [0]             = AM33XX_MPU_L1_RETSTATE_MASK,  /* mpu_l1 */
 138                 [1]             = AM33XX_MPU_L2_RETSTATE_MASK,  /* mpu_l2 */
 139                 [2]             = AM33XX_MPU_RAM_RETSTATE_MASK, /* mpu_ram */
 140         },
 141         .pwrsts_mem_ret         = {
 142                 [0]             = PWRSTS_OFF_RET,       /* mpu_l1 */
 143                 [1]             = PWRSTS_OFF_RET,       /* mpu_l2 */
 144                 [2]             = PWRSTS_OFF_RET,       /* mpu_ram */
 145         },
 146         .pwrsts_mem_on          = {
 147                 [0]             = PWRSTS_ON,            /* mpu_l1 */
 148                 [1]             = PWRSTS_ON,            /* mpu_l2 */
 149                 [2]             = PWRSTS_ON,            /* mpu_ram */
 150         },
 151 };
 152
 153 static struct powerdomain cefuse_33xx_pwrdm = {
 154         .name           = "cefuse_pwrdm",
 155         .voltdm         = { .name = "core" },
 156         .prcm_offs      = AM33XX_PRM_CEFUSE_MOD,
 157         .pwrstctrl_offs = AM33XX_PM_CEFUSE_PWRSTCTRL_OFFSET,
 158         .pwrstst_offs   = AM33XX_PM_CEFUSE_PWRSTST_OFFSET,
 159         .pwrsts         = PWRSTS_OFF_ON,
 160 };
 161
 162 static struct powerdomain *powerdomains_am33xx[] __initdata = {
 163         &gfx_33xx_pwrdm,
 164         &rtc_33xx_pwrdm,
 165         &wkup_33xx_pwrdm,
 166         &per_33xx_pwrdm,
 167         &mpu_33xx_pwrdm,
 168         &cefuse_33xx_pwrdm,
 169         NULL,
 170 };
 171
 172 void __init am33xx_powerdomains_init(void)
 173 {
 174         pwrdm_register_platform_funcs(&am33xx_pwrdm_operations);
 175         pwrdm_register_pwrdms(powerdomains_am33xx);
 176         pwrdm_complete_init();
 177 }