xref: /arm-trusted-firmware/plat/mediatek/drivers/cpu_pm/cpcv3_2/mt_smp.h (revision 91f16700b400a8c0651d24a598fc48ee2997a0d7)
1*91f16700Schasinglulu /*
2*91f16700Schasinglulu  * Copyright (c) 2022, MediaTek Inc. All rights reserved.
3*91f16700Schasinglulu  *
4*91f16700Schasinglulu  * SPDX-License-Identifier: BSD-3-Clause
5*91f16700Schasinglulu  */
6*91f16700Schasinglulu 
7*91f16700Schasinglulu #ifndef MT_SMP_H
8*91f16700Schasinglulu #define MT_SMP_H
9*91f16700Schasinglulu 
10*91f16700Schasinglulu #include <lib/mmio.h>
11*91f16700Schasinglulu #include <platform_def.h>
12*91f16700Schasinglulu 
13*91f16700Schasinglulu #define CPU_PWR_STATUS			(MCUCFG_BASE + 0xA840)
14*91f16700Schasinglulu 
15*91f16700Schasinglulu #define SMP_CORE_TIMEOUT_MAX		(50000)
16*91f16700Schasinglulu #define DO_SMP_CORE_ON_WAIT_TIMEOUT(k_cnt) ({ \
17*91f16700Schasinglulu 		CPU_PM_ASSERT(k_cnt < SMP_CORE_TIMEOUT_MAX); \
18*91f16700Schasinglulu 		k_cnt++; udelay(1); })
19*91f16700Schasinglulu 
20*91f16700Schasinglulu void mt_smp_core_init_arch(unsigned int cluster, unsigned int cpu, int arm64,
21*91f16700Schasinglulu 			   struct cpu_pwr_ctrl *pwr_ctrl);
22*91f16700Schasinglulu void mt_smp_core_bootup_address_set(struct cpu_pwr_ctrl *pwr_ctrl, uintptr_t entry);
23*91f16700Schasinglulu int mt_smp_power_core_on(unsigned int cpu_id, struct cpu_pwr_ctrl *pwr_ctrl);
24*91f16700Schasinglulu int mt_smp_power_core_off(struct cpu_pwr_ctrl *pwr_ctrl);
25*91f16700Schasinglulu void mt_smp_init(void);
26*91f16700Schasinglulu 
27*91f16700Schasinglulu #endif /* MT_SMP_H */
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