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185 lines
5.6 KiB
185 lines
5.6 KiB
/* |
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* AM33XX Power domain data |
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* |
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* Copyright (C) 2011-2012 Texas Instruments Incorporated - https://www.ti.com/ |
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* |
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* This program is free software; you can redistribute it and/or |
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* modify it under the terms of the GNU General Public License as |
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* published by the Free Software Foundation version 2. |
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* |
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* This program is distributed "as is" WITHOUT ANY WARRANTY of any |
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* kind, whether express or implied; without even the implied warranty |
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* of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU General Public License for more details. |
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*/ |
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#include <linux/kernel.h> |
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#include <linux/init.h> |
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#include "powerdomain.h" |
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#include "prcm-common.h" |
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#include "prm-regbits-33xx.h" |
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#include "prm33xx.h" |
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static struct powerdomain gfx_33xx_pwrdm = { |
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.name = "gfx_pwrdm", |
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.voltdm = { .name = "core" }, |
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.prcm_offs = AM33XX_PRM_GFX_MOD, |
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.pwrstctrl_offs = AM33XX_PM_GFX_PWRSTCTRL_OFFSET, |
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.pwrstst_offs = AM33XX_PM_GFX_PWRSTST_OFFSET, |
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.pwrsts = PWRSTS_OFF_RET_ON, |
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.pwrsts_logic_ret = PWRSTS_OFF_RET, |
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.flags = PWRDM_HAS_LOWPOWERSTATECHANGE, |
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.banks = 1, |
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.logicretstate_mask = AM33XX_LOGICRETSTATE_MASK, |
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.mem_on_mask = { |
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[0] = AM33XX_GFX_MEM_ONSTATE_MASK, /* gfx_mem */ |
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}, |
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.mem_ret_mask = { |
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[0] = AM33XX_GFX_MEM_RETSTATE_MASK, /* gfx_mem */ |
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}, |
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.mem_pwrst_mask = { |
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[0] = AM33XX_GFX_MEM_STATEST_MASK, /* gfx_mem */ |
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}, |
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.mem_retst_mask = { |
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[0] = AM33XX_GFX_MEM_RETSTATE_MASK, /* gfx_mem */ |
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}, |
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.pwrsts_mem_ret = { |
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[0] = PWRSTS_OFF_RET, /* gfx_mem */ |
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}, |
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.pwrsts_mem_on = { |
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[0] = PWRSTS_ON, /* gfx_mem */ |
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}, |
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}; |
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static struct powerdomain rtc_33xx_pwrdm = { |
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.name = "rtc_pwrdm", |
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.voltdm = { .name = "rtc" }, |
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.prcm_offs = AM33XX_PRM_RTC_MOD, |
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.pwrstctrl_offs = AM33XX_PM_RTC_PWRSTCTRL_OFFSET, |
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.pwrstst_offs = AM33XX_PM_RTC_PWRSTST_OFFSET, |
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.pwrsts = PWRSTS_ON, |
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.logicretstate_mask = AM33XX_LOGICRETSTATE_MASK, |
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}; |
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static struct powerdomain wkup_33xx_pwrdm = { |
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.name = "wkup_pwrdm", |
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.voltdm = { .name = "core" }, |
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.prcm_offs = AM33XX_PRM_WKUP_MOD, |
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.pwrstctrl_offs = AM33XX_PM_WKUP_PWRSTCTRL_OFFSET, |
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.pwrstst_offs = AM33XX_PM_WKUP_PWRSTST_OFFSET, |
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.pwrsts = PWRSTS_ON, |
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.logicretstate_mask = AM33XX_LOGICRETSTATE_3_3_MASK, |
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}; |
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static struct powerdomain per_33xx_pwrdm = { |
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.name = "per_pwrdm", |
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.voltdm = { .name = "core" }, |
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.prcm_offs = AM33XX_PRM_PER_MOD, |
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.pwrstctrl_offs = AM33XX_PM_PER_PWRSTCTRL_OFFSET, |
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.pwrstst_offs = AM33XX_PM_PER_PWRSTST_OFFSET, |
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.pwrsts = PWRSTS_OFF_RET_ON, |
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.pwrsts_logic_ret = PWRSTS_OFF_RET, |
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.flags = PWRDM_HAS_LOWPOWERSTATECHANGE, |
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.banks = 3, |
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.logicretstate_mask = AM33XX_LOGICRETSTATE_3_3_MASK, |
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.mem_on_mask = { |
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[0] = AM33XX_PRUSS_MEM_ONSTATE_MASK, /* pruss_mem */ |
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[1] = AM33XX_PER_MEM_ONSTATE_MASK, /* per_mem */ |
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[2] = AM33XX_RAM_MEM_ONSTATE_MASK, /* ram_mem */ |
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}, |
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.mem_ret_mask = { |
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[0] = AM33XX_PRUSS_MEM_RETSTATE_MASK, /* pruss_mem */ |
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[1] = AM33XX_PER_MEM_RETSTATE_MASK, /* per_mem */ |
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[2] = AM33XX_RAM_MEM_RETSTATE_MASK, /* ram_mem */ |
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}, |
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.mem_pwrst_mask = { |
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[0] = AM33XX_PRUSS_MEM_STATEST_MASK, /* pruss_mem */ |
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[1] = AM33XX_PER_MEM_STATEST_MASK, /* per_mem */ |
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[2] = AM33XX_RAM_MEM_STATEST_MASK, /* ram_mem */ |
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}, |
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.mem_retst_mask = { |
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[0] = AM33XX_PRUSS_MEM_RETSTATE_MASK, /* pruss_mem */ |
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[1] = AM33XX_PER_MEM_RETSTATE_MASK, /* per_mem */ |
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[2] = AM33XX_RAM_MEM_RETSTATE_MASK, /* ram_mem */ |
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}, |
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.pwrsts_mem_ret = { |
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[0] = PWRSTS_OFF_RET, /* pruss_mem */ |
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[1] = PWRSTS_OFF_RET, /* per_mem */ |
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[2] = PWRSTS_OFF_RET, /* ram_mem */ |
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}, |
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.pwrsts_mem_on = { |
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[0] = PWRSTS_ON, /* pruss_mem */ |
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[1] = PWRSTS_ON, /* per_mem */ |
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[2] = PWRSTS_ON, /* ram_mem */ |
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}, |
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}; |
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static struct powerdomain mpu_33xx_pwrdm = { |
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.name = "mpu_pwrdm", |
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.voltdm = { .name = "mpu" }, |
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.prcm_offs = AM33XX_PRM_MPU_MOD, |
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.pwrstctrl_offs = AM33XX_PM_MPU_PWRSTCTRL_OFFSET, |
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.pwrstst_offs = AM33XX_PM_MPU_PWRSTST_OFFSET, |
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.pwrsts = PWRSTS_OFF_RET_ON, |
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.pwrsts_logic_ret = PWRSTS_OFF_RET, |
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.flags = PWRDM_HAS_LOWPOWERSTATECHANGE, |
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.banks = 3, |
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.logicretstate_mask = AM33XX_LOGICRETSTATE_MASK, |
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.mem_on_mask = { |
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[0] = AM33XX_MPU_L1_ONSTATE_MASK, /* mpu_l1 */ |
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[1] = AM33XX_MPU_L2_ONSTATE_MASK, /* mpu_l2 */ |
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[2] = AM33XX_MPU_RAM_ONSTATE_MASK, /* mpu_ram */ |
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}, |
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.mem_ret_mask = { |
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[0] = AM33XX_MPU_L1_RETSTATE_MASK, /* mpu_l1 */ |
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[1] = AM33XX_MPU_L2_RETSTATE_MASK, /* mpu_l2 */ |
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[2] = AM33XX_MPU_RAM_RETSTATE_MASK, /* mpu_ram */ |
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}, |
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.mem_pwrst_mask = { |
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[0] = AM33XX_MPU_L1_STATEST_MASK, /* mpu_l1 */ |
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[1] = AM33XX_MPU_L2_STATEST_MASK, /* mpu_l2 */ |
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[2] = AM33XX_MPU_RAM_STATEST_MASK, /* mpu_ram */ |
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}, |
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.mem_retst_mask = { |
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[0] = AM33XX_MPU_L1_RETSTATE_MASK, /* mpu_l1 */ |
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[1] = AM33XX_MPU_L2_RETSTATE_MASK, /* mpu_l2 */ |
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[2] = AM33XX_MPU_RAM_RETSTATE_MASK, /* mpu_ram */ |
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}, |
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.pwrsts_mem_ret = { |
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[0] = PWRSTS_OFF_RET, /* mpu_l1 */ |
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[1] = PWRSTS_OFF_RET, /* mpu_l2 */ |
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[2] = PWRSTS_OFF_RET, /* mpu_ram */ |
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}, |
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.pwrsts_mem_on = { |
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[0] = PWRSTS_ON, /* mpu_l1 */ |
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[1] = PWRSTS_ON, /* mpu_l2 */ |
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[2] = PWRSTS_ON, /* mpu_ram */ |
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}, |
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}; |
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static struct powerdomain cefuse_33xx_pwrdm = { |
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.name = "cefuse_pwrdm", |
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.voltdm = { .name = "core" }, |
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.prcm_offs = AM33XX_PRM_CEFUSE_MOD, |
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.pwrstctrl_offs = AM33XX_PM_CEFUSE_PWRSTCTRL_OFFSET, |
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.pwrstst_offs = AM33XX_PM_CEFUSE_PWRSTST_OFFSET, |
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.pwrsts = PWRSTS_OFF_ON, |
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}; |
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static struct powerdomain *powerdomains_am33xx[] __initdata = { |
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&gfx_33xx_pwrdm, |
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&rtc_33xx_pwrdm, |
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&wkup_33xx_pwrdm, |
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&per_33xx_pwrdm, |
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&mpu_33xx_pwrdm, |
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&cefuse_33xx_pwrdm, |
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NULL, |
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}; |
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void __init am33xx_powerdomains_init(void) |
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{ |
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pwrdm_register_platform_funcs(&am33xx_pwrdm_operations); |
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pwrdm_register_pwrdms(powerdomains_am33xx); |
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pwrdm_complete_init(); |
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}
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