summaryrefslogtreecommitdiff
path: root/drivers/soc/zte/zx296718_pm_domains.c
blob: 4daab06bbc2662379fa0fc1172818d636ad3c629 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
// SPDX-License-Identifier: GPL-2.0-only
/*
 * Copyright (C) 2017 ZTE Ltd.
 *
 * Author: Baoyou Xie <baoyou.xie@linaro.org>
 */

#include <dt-bindings/soc/zte,pm_domains.h>
#include "zx2967_pm_domains.h"

static u16 zx296718_offsets[REG_ARRAY_SIZE] = {
	[REG_CLKEN] = 0x18,
	[REG_ISOEN] = 0x1c,
	[REG_RSTEN] = 0x20,
	[REG_PWREN] = 0x24,
	[REG_ACK_SYNC] = 0x28,
};

enum {
	PCU_DM_VOU = 0,
	PCU_DM_SAPPU,
	PCU_DM_VDE,
	PCU_DM_VCE,
	PCU_DM_HDE,
	PCU_DM_VIU,
	PCU_DM_USB20,
	PCU_DM_USB21,
	PCU_DM_USB30,
	PCU_DM_HSIC,
	PCU_DM_GMAC,
	PCU_DM_TS,
};

static struct zx2967_pm_domain vou_domain = {
	.dm = {
		.name		= "vou_domain",
	},
	.bit = PCU_DM_VOU,
	.polarity = PWREN,
	.reg_offset = zx296718_offsets,
};

static struct zx2967_pm_domain sappu_domain = {
	.dm = {
		.name		= "sappu_domain",
	},
	.bit = PCU_DM_SAPPU,
	.polarity = PWREN,
	.reg_offset = zx296718_offsets,
};

static struct zx2967_pm_domain vde_domain = {
	.dm = {
		.name		= "vde_domain",
	},
	.bit = PCU_DM_VDE,
	.polarity = PWREN,
	.reg_offset = zx296718_offsets,
};

static struct zx2967_pm_domain vce_domain = {
	.dm = {
		.name		= "vce_domain",
	},
	.bit = PCU_DM_VCE,
	.polarity = PWREN,
	.reg_offset = zx296718_offsets,
};

static struct zx2967_pm_domain hde_domain = {
	.dm = {
		.name		= "hde_domain",
	},
	.bit = PCU_DM_HDE,
	.polarity = PWREN,
	.reg_offset = zx296718_offsets,
};

static struct zx2967_pm_domain viu_domain = {
	.dm = {
		.name		= "viu_domain",
	},
	.bit = PCU_DM_VIU,
	.polarity = PWREN,
	.reg_offset = zx296718_offsets,
};

static struct zx2967_pm_domain usb20_domain = {
	.dm = {
		.name		= "usb20_domain",
	},
	.bit = PCU_DM_USB20,
	.polarity = PWREN,
	.reg_offset = zx296718_offsets,
};

static struct zx2967_pm_domain usb21_domain = {
	.dm = {
		.name		= "usb21_domain",
	},
	.bit = PCU_DM_USB21,
	.polarity = PWREN,
	.reg_offset = zx296718_offsets,
};

static struct zx2967_pm_domain usb30_domain = {
	.dm = {
		.name		= "usb30_domain",
	},
	.bit = PCU_DM_USB30,
	.polarity = PWREN,
	.reg_offset = zx296718_offsets,
};

static struct zx2967_pm_domain hsic_domain = {
	.dm = {
		.name		= "hsic_domain",
	},
	.bit = PCU_DM_HSIC,
	.polarity = PWREN,
	.reg_offset = zx296718_offsets,
};

static struct zx2967_pm_domain gmac_domain = {
	.dm = {
		.name		= "gmac_domain",
	},
	.bit = PCU_DM_GMAC,
	.polarity = PWREN,
	.reg_offset = zx296718_offsets,
};

static struct zx2967_pm_domain ts_domain = {
	.dm = {
		.name		= "ts_domain",
	},
	.bit = PCU_DM_TS,
	.polarity = PWREN,
	.reg_offset = zx296718_offsets,
};

static struct generic_pm_domain *zx296718_pm_domains[] = {
	[DM_ZX296718_VOU] = &vou_domain.dm,
	[DM_ZX296718_SAPPU] = &sappu_domain.dm,
	[DM_ZX296718_VDE] = &vde_domain.dm,
	[DM_ZX296718_VCE] = &vce_domain.dm,
	[DM_ZX296718_HDE] = &hde_domain.dm,
	[DM_ZX296718_VIU] = &viu_domain.dm,
	[DM_ZX296718_USB20] = &usb20_domain.dm,
	[DM_ZX296718_USB21] = &usb21_domain.dm,
	[DM_ZX296718_USB30] = &usb30_domain.dm,
	[DM_ZX296718_HSIC] = &hsic_domain.dm,
	[DM_ZX296718_GMAC] = &gmac_domain.dm,
	[DM_ZX296718_TS] = &ts_domain.dm,
};

static int zx296718_pd_probe(struct platform_device *pdev)
{
	return zx2967_pd_probe(pdev,
			  zx296718_pm_domains,
			  ARRAY_SIZE(zx296718_pm_domains));
}

static const struct of_device_id zx296718_pm_domain_matches[] = {
	{ .compatible = "zte,zx296718-pcu", },
	{ },
};

static struct platform_driver zx296718_pd_driver = {
	.driver = {
		.name = "zx296718-powerdomain",
		.of_match_table = zx296718_pm_domain_matches,
	},
	.probe = zx296718_pd_probe,
};

static int __init zx296718_pd_init(void)
{
	return platform_driver_register(&zx296718_pd_driver);
}
subsys_initcall(zx296718_pd_init);