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120 lines
2.6 KiB
120 lines
2.6 KiB
/*
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* Copyright (c) 2022, MediaTek Inc. All rights reserved.
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*
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* SPDX-License-Identifier: BSD-3-Clause
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*/
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#include <assert.h>
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#include <plat/common/platform.h>
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#include <lib/pm/mtk_pm.h>
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#define MTK_PM_ST_SMP_READY BIT(0)
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#define MTK_PM_ST_PWR_READY BIT(1)
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#define MTK_PM_ST_RESET_READY BIT(2)
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static uintptr_t mtk_secure_entrypoint;
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static plat_init_func mtk_plat_smp_init;
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static plat_psci_ops_t mtk_pm_ops;
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static unsigned int mtk_pm_status;
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uintptr_t plat_pm_get_warm_entry(void)
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{
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return mtk_secure_entrypoint;
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}
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int plat_pm_ops_setup_pwr(struct plat_pm_pwr_ctrl *ops)
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{
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if (!ops) {
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return MTK_CPUPM_E_FAIL;
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}
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#if CONFIG_MTK_CPU_SUSPEND_EN
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if (!mtk_pm_ops.pwr_domain_suspend) {
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mtk_pm_ops.pwr_domain_suspend = ops->pwr_domain_suspend;
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}
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if (!mtk_pm_ops.pwr_domain_suspend_finish) {
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mtk_pm_ops.pwr_domain_suspend_finish = ops->pwr_domain_suspend_finish;
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}
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if (!mtk_pm_ops.validate_power_state) {
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mtk_pm_ops.validate_power_state = ops->validate_power_state;
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}
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if (!mtk_pm_ops.get_sys_suspend_power_state) {
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mtk_pm_ops.get_sys_suspend_power_state = ops->get_sys_suspend_power_state;
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}
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mtk_pm_status |= MTK_PM_ST_PWR_READY;
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#endif
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return MTK_CPUPM_E_OK;
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}
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int plat_pm_ops_setup_smp(struct plat_pm_smp_ctrl *ops)
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{
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if (!ops) {
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return MTK_CPUPM_E_FAIL;
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}
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#if CONFIG_MTK_SMP_EN
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if (!mtk_pm_ops.pwr_domain_on) {
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mtk_pm_ops.pwr_domain_on = ops->pwr_domain_on;
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}
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if (!mtk_pm_ops.pwr_domain_on_finish) {
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mtk_pm_ops.pwr_domain_on_finish = ops->pwr_domain_on_finish;
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}
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if (!mtk_pm_ops.pwr_domain_off) {
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mtk_pm_ops.pwr_domain_off = ops->pwr_domain_off;
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}
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if (!mtk_plat_smp_init) {
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mtk_plat_smp_init = ops->init;
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}
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mtk_pm_status |= MTK_PM_ST_SMP_READY;
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#endif
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return MTK_CPUPM_E_OK;
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}
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int plat_pm_ops_setup_reset(struct plat_pm_reset_ctrl *ops)
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{
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if (!ops) {
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return MTK_CPUPM_E_FAIL;
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}
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if (!mtk_pm_ops.system_off) {
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mtk_pm_ops.system_off = ops->system_off;
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}
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if (!mtk_pm_ops.system_reset) {
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mtk_pm_ops.system_reset = ops->system_reset;
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}
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if (!mtk_pm_ops.system_reset2) {
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mtk_pm_ops.system_reset2 = ops->system_reset2;
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}
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mtk_pm_status |= MTK_PM_ST_RESET_READY;
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return MTK_CPUPM_E_OK;
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}
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int plat_setup_psci_ops(uintptr_t sec_entrypoint,
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const plat_psci_ops_t **psci_ops)
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{
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*psci_ops = &mtk_pm_ops;
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mtk_secure_entrypoint = sec_entrypoint;
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if (mtk_plat_smp_init) {
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unsigned int cpu_id = plat_my_core_pos();
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mtk_plat_smp_init(cpu_id, mtk_secure_entrypoint);
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}
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INFO("%s, smp:(%d), pwr_ctrl:(%d), system_reset:(%d)\n", __func__,
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!!(mtk_pm_status & MTK_PM_ST_SMP_READY),
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!!(mtk_pm_status & MTK_PM_ST_PWR_READY),
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!!(mtk_pm_status & MTK_PM_ST_RESET_READY));
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return 0;
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}
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