1 /*
2  * Copyright (c) 2019, MediaTek Inc. All rights reserved.
3  *
4  * SPDX-License-Identifier: BSD-3-Clause
5  */
6 
7 #ifndef PLAT_DCM_H
8 #define PLAT_DCM_H
9 
10 #define MP2_SYNC_DCM		(MCUCFG_BASE + 0x2274)
11 #define MP2_SYNC_DCM_MASK	(0x1 << 0)
12 #define MP2_SYNC_DCM_ON		(0x1 << 0)
13 #define MP2_SYNC_DCM_OFF	(0x0 << 0)
14 
15 extern uint64_t plat_dcm_mcsi_a_addr;
16 extern uint32_t plat_dcm_mcsi_a_val;
17 extern int plat_dcm_initiated;
18 
19 extern void plat_dcm_mcsi_a_backup(void);
20 extern void plat_dcm_mcsi_a_restore(void);
21 extern void plat_dcm_rgu_enable(void);
22 extern void plat_dcm_restore_cluster_on(unsigned long mpidr);
23 extern void plat_dcm_msg_handler(uint64_t x1);
24 extern unsigned long plat_dcm_get_enabled_cnt(uint64_t type);
25 extern void plat_dcm_init(void);
26 
27 #define ALL_DCM_TYPE  (ARMCORE_DCM_TYPE | MCUSYS_DCM_TYPE \
28 			| STALL_DCM_TYPE | BIG_CORE_DCM_TYPE \
29 			| GIC_SYNC_DCM_TYPE | RGU_DCM_TYPE \
30 			| INFRA_DCM_TYPE \
31 			| DDRPHY_DCM_TYPE | EMI_DCM_TYPE | DRAMC_DCM_TYPE \
32 			| MCSI_DCM_TYPE)
33 
34 enum {
35 	ARMCORE_DCM_TYPE	= (1U << 0),
36 	MCUSYS_DCM_TYPE		= (1U << 1),
37 	INFRA_DCM_TYPE		= (1U << 2),
38 	PERI_DCM_TYPE		= (1U << 3),
39 	EMI_DCM_TYPE		= (1U << 4),
40 	DRAMC_DCM_TYPE		= (1U << 5),
41 	DDRPHY_DCM_TYPE		= (1U << 6),
42 	STALL_DCM_TYPE		= (1U << 7),
43 	BIG_CORE_DCM_TYPE	= (1U << 8),
44 	GIC_SYNC_DCM_TYPE	= (1U << 9),
45 	LAST_CORE_DCM_TYPE	= (1U << 10),
46 	RGU_DCM_TYPE		= (1U << 11),
47 	TOPCKG_DCM_TYPE		= (1U << 12),
48 	LPDMA_DCM_TYPE		= (1U << 13),
49 	MCSI_DCM_TYPE		= (1U << 14),
50 	NR_DCM_TYPE = 15,
51 };
52 
53 #endif /* PLAT_DCM_H */