xref: /linux/drivers/pmdomain/mediatek/mtk-pm-domains.h (revision 151bd6c55f73df589d88e84a948edf0f0b4e9bc0)
1 /* SPDX-License-Identifier: GPL-2.0-only */
2 
3 #ifndef __SOC_MEDIATEK_MTK_PM_DOMAINS_H
4 #define __SOC_MEDIATEK_MTK_PM_DOMAINS_H
5 
6 #define MTK_SCPD_ACTIVE_WAKEUP		BIT(0)
7 #define MTK_SCPD_FWAIT_SRAM		BIT(1)
8 #define MTK_SCPD_SRAM_ISO		BIT(2)
9 #define MTK_SCPD_KEEP_DEFAULT_OFF	BIT(3)
10 #define MTK_SCPD_DOMAIN_SUPPLY		BIT(4)
11 /* can't set MTK_SCPD_KEEP_DEFAULT_OFF at the same time */
12 #define MTK_SCPD_ALWAYS_ON		BIT(5)
13 #define MTK_SCPD_EXT_BUCK_ISO		BIT(6)
14 #define MTK_SCPD_CAPS(_scpd, _x)	((_scpd)->data->caps & (_x))
15 
16 #define SPM_VDE_PWR_CON			0x0210
17 #define SPM_MFG_PWR_CON			0x0214
18 #define SPM_VEN_PWR_CON			0x0230
19 #define SPM_ISP_PWR_CON			0x0238
20 #define SPM_DIS_PWR_CON			0x023c
21 #define SPM_CONN_PWR_CON		0x0280
22 #define SPM_VEN2_PWR_CON		0x0298
23 #define SPM_AUDIO_PWR_CON		0x029c
24 #define SPM_MFG_2D_PWR_CON		0x02c0
25 #define SPM_MFG_ASYNC_PWR_CON		0x02c4
26 #define SPM_USB_PWR_CON			0x02cc
27 
28 #define SPM_PWR_STATUS			0x060c
29 #define SPM_PWR_STATUS_2ND		0x0610
30 
31 #define PWR_STATUS_CONN			BIT(1)
32 #define PWR_STATUS_DISP			BIT(3)
33 #define PWR_STATUS_MFG			BIT(4)
34 #define PWR_STATUS_ISP			BIT(5)
35 #define PWR_STATUS_VDEC			BIT(7)
36 #define PWR_STATUS_VENC_LT		BIT(20)
37 #define PWR_STATUS_VENC			BIT(21)
38 #define PWR_STATUS_MFG_2D		BIT(22)
39 #define PWR_STATUS_MFG_ASYNC		BIT(23)
40 #define PWR_STATUS_AUDIO		BIT(24)
41 #define PWR_STATUS_USB			BIT(25)
42 
43 #define SPM_MAX_BUS_PROT_DATA		6
44 
45 enum scpsys_bus_prot_flags {
46 	BUS_PROT_REG_UPDATE = BIT(1),
47 	BUS_PROT_IGNORE_CLR_ACK = BIT(2),
48 	BUS_PROT_COMPONENT_INFRA = BIT(4),
49 	BUS_PROT_COMPONENT_SMI = BIT(5),
50 };
51 
52 #define _BUS_PROT(_set_clr_mask, _set, _clr, _sta_mask, _sta, _flags) {	\
53 		.bus_prot_set_clr_mask = (_set_clr_mask),	\
54 		.bus_prot_set = _set,				\
55 		.bus_prot_clr = _clr,				\
56 		.bus_prot_sta_mask = (_sta_mask),		\
57 		.bus_prot_sta = _sta,				\
58 		.flags = _flags					\
59 	}
60 
61 #define BUS_PROT_WR(_hwip, _mask, _set, _clr, _sta) \
62 		_BUS_PROT(_mask, _set, _clr, _mask, _sta, BUS_PROT_COMPONENT_##_hwip)
63 
64 #define BUS_PROT_WR_IGN(_hwip, _mask, _set, _clr, _sta) \
65 		_BUS_PROT(_mask, _set, _clr, _mask, _sta, \
66 			  BUS_PROT_COMPONENT_##_hwip | BUS_PROT_IGNORE_CLR_ACK)
67 
68 #define BUS_PROT_UPDATE(_hwip, _mask, _set, _clr, _sta) \
69 		_BUS_PROT(_mask, _set, _clr, _mask, _sta, \
70 			  BUS_PROT_COMPONENT_##_hwip | BUS_PROT_REG_UPDATE)
71 
72 #define BUS_PROT_INFRA_UPDATE_TOPAXI(_mask)			\
73 		BUS_PROT_UPDATE(INFRA, _mask,			\
74 				INFRA_TOPAXI_PROTECTEN,		\
75 				INFRA_TOPAXI_PROTECTEN,		\
76 				INFRA_TOPAXI_PROTECTSTA1)
77 
78 struct scpsys_bus_prot_data {
79 	u32 bus_prot_set_clr_mask;
80 	u32 bus_prot_set;
81 	u32 bus_prot_clr;
82 	u32 bus_prot_sta_mask;
83 	u32 bus_prot_sta;
84 	u8 flags;
85 };
86 
87 /**
88  * struct scpsys_domain_data - scp domain data for power on/off flow
89  * @name: The name of the power domain.
90  * @sta_mask: The mask for power on/off status bit.
91  * @ctl_offs: The offset for main power control register.
92  * @sram_pdn_bits: The mask for sram power control bits.
93  * @sram_pdn_ack_bits: The mask for sram power control acked bits.
94  * @ext_buck_iso_offs: The offset for external buck isolation
95  * @ext_buck_iso_mask: The mask for external buck isolation
96  * @caps: The flag for active wake-up action.
97  * @bp_cfg: bus protection configuration for any subsystem
98  */
99 struct scpsys_domain_data {
100 	const char *name;
101 	u32 sta_mask;
102 	int ctl_offs;
103 	u32 sram_pdn_bits;
104 	u32 sram_pdn_ack_bits;
105 	int ext_buck_iso_offs;
106 	u32 ext_buck_iso_mask;
107 	u8 caps;
108 	const struct scpsys_bus_prot_data bp_cfg[SPM_MAX_BUS_PROT_DATA];
109 	int pwr_sta_offs;
110 	int pwr_sta2nd_offs;
111 };
112 
113 struct scpsys_soc_data {
114 	const struct scpsys_domain_data *domains_data;
115 	int num_domains;
116 };
117 
118 #endif /* __SOC_MEDIATEK_MTK_PM_DOMAINS_H */
119