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1// SPDX-License-Identifier: GPL-2.0-only
2/*
3 * AM43xx Clock domains framework
4 *
5 * Copyright (C) 2013 Texas Instruments, Inc.
6 */
7
8#include <linux/kernel.h>
9#include <linux/io.h>
10
11#include "clockdomain.h"
12#include "prcm44xx.h"
13#include "prcm43xx.h"
14
15static struct clockdomain l4_cefuse_43xx_clkdm = {
16 .name = "l4_cefuse_clkdm",
17 .pwrdm = { .name = "cefuse_pwrdm" },
18 .prcm_partition = AM43XX_CM_PARTITION,
19 .cm_inst = AM43XX_CM_CEFUSE_INST,
20 .clkdm_offs = AM43XX_CM_CEFUSE_CEFUSE_CDOFFS,
21 .flags = CLKDM_CAN_SWSUP,
22};
23
24static struct clockdomain mpu_43xx_clkdm = {
25 .name = "mpu_clkdm",
26 .pwrdm = { .name = "mpu_pwrdm" },
27 .prcm_partition = AM43XX_CM_PARTITION,
28 .cm_inst = AM43XX_CM_MPU_INST,
29 .clkdm_offs = AM43XX_CM_MPU_MPU_CDOFFS,
30 .flags = CLKDM_CAN_HWSUP_SWSUP,
31};
32
33static struct clockdomain l4ls_43xx_clkdm = {
34 .name = "l4ls_clkdm",
35 .pwrdm = { .name = "per_pwrdm" },
36 .prcm_partition = AM43XX_CM_PARTITION,
37 .cm_inst = AM43XX_CM_PER_INST,
38 .clkdm_offs = AM43XX_CM_PER_L4LS_CDOFFS,
39 .flags = CLKDM_CAN_SWSUP,
40};
41
42static struct clockdomain tamper_43xx_clkdm = {
43 .name = "tamper_clkdm",
44 .pwrdm = { .name = "tamper_pwrdm" },
45 .prcm_partition = AM43XX_CM_PARTITION,
46 .cm_inst = AM43XX_CM_TAMPER_INST,
47 .clkdm_offs = AM43XX_CM_TAMPER_TAMPER_CDOFFS,
48 .flags = CLKDM_CAN_SWSUP,
49};
50
51static struct clockdomain l4_rtc_43xx_clkdm = {
52 .name = "l4_rtc_clkdm",
53 .pwrdm = { .name = "rtc_pwrdm" },
54 .prcm_partition = AM43XX_CM_PARTITION,
55 .cm_inst = AM43XX_CM_RTC_INST,
56 .clkdm_offs = AM43XX_CM_RTC_RTC_CDOFFS,
57 .flags = CLKDM_CAN_SWSUP,
58};
59
60static struct clockdomain pruss_ocp_43xx_clkdm = {
61 .name = "pruss_ocp_clkdm",
62 .pwrdm = { .name = "per_pwrdm" },
63 .prcm_partition = AM43XX_CM_PARTITION,
64 .cm_inst = AM43XX_CM_PER_INST,
65 .clkdm_offs = AM43XX_CM_PER_ICSS_CDOFFS,
66 .flags = CLKDM_CAN_SWSUP,
67};
68
69static struct clockdomain ocpwp_l3_43xx_clkdm = {
70 .name = "ocpwp_l3_clkdm",
71 .pwrdm = { .name = "per_pwrdm" },
72 .prcm_partition = AM43XX_CM_PARTITION,
73 .cm_inst = AM43XX_CM_PER_INST,
74 .clkdm_offs = AM43XX_CM_PER_OCPWP_L3_CDOFFS,
75 .flags = CLKDM_CAN_SWSUP,
76};
77
78static struct clockdomain l3s_tsc_43xx_clkdm = {
79 .name = "l3s_tsc_clkdm",
80 .pwrdm = { .name = "wkup_pwrdm" },
81 .prcm_partition = AM43XX_CM_PARTITION,
82 .cm_inst = AM43XX_CM_WKUP_INST,
83 .clkdm_offs = AM43XX_CM_WKUP_L3S_TSC_CDOFFS,
84 .flags = CLKDM_CAN_SWSUP,
85};
86
87static struct clockdomain lcdc_43xx_clkdm = {
88 .name = "lcdc_clkdm",
89 .pwrdm = { .name = "per_pwrdm" },
90 .prcm_partition = AM43XX_CM_PARTITION,
91 .cm_inst = AM43XX_CM_PER_INST,
92 .clkdm_offs = AM43XX_CM_PER_LCDC_CDOFFS,
93 .flags = CLKDM_CAN_SWSUP,
94};
95
96static struct clockdomain dss_43xx_clkdm = {
97 .name = "dss_clkdm",
98 .pwrdm = { .name = "per_pwrdm" },
99 .prcm_partition = AM43XX_CM_PARTITION,
100 .cm_inst = AM43XX_CM_PER_INST,
101 .clkdm_offs = AM43XX_CM_PER_DSS_CDOFFS,
102 .flags = CLKDM_CAN_SWSUP,
103};
104
105static struct clockdomain l3_aon_43xx_clkdm = {
106 .name = "l3_aon_clkdm",
107 .pwrdm = { .name = "wkup_pwrdm" },
108 .prcm_partition = AM43XX_CM_PARTITION,
109 .cm_inst = AM43XX_CM_WKUP_INST,
110 .clkdm_offs = AM43XX_CM_WKUP_L3_AON_CDOFFS,
111 .flags = CLKDM_CAN_SWSUP,
112};
113
114static struct clockdomain emif_43xx_clkdm = {
115 .name = "emif_clkdm",
116 .pwrdm = { .name = "per_pwrdm" },
117 .prcm_partition = AM43XX_CM_PARTITION,
118 .cm_inst = AM43XX_CM_PER_INST,
119 .clkdm_offs = AM43XX_CM_PER_EMIF_CDOFFS,
120 .flags = CLKDM_CAN_SWSUP,
121};
122
123static struct clockdomain l4_wkup_aon_43xx_clkdm = {
124 .name = "l4_wkup_aon_clkdm",
125 .pwrdm = { .name = "wkup_pwrdm" },
126 .prcm_partition = AM43XX_CM_PARTITION,
127 .cm_inst = AM43XX_CM_WKUP_INST,
128 .clkdm_offs = AM43XX_CM_WKUP_L4_WKUP_AON_CDOFFS,
129};
130
131static struct clockdomain l3_43xx_clkdm = {
132 .name = "l3_clkdm",
133 .pwrdm = { .name = "per_pwrdm" },
134 .prcm_partition = AM43XX_CM_PARTITION,
135 .cm_inst = AM43XX_CM_PER_INST,
136 .clkdm_offs = AM43XX_CM_PER_L3_CDOFFS,
137 .flags = CLKDM_CAN_SWSUP,
138};
139
140static struct clockdomain l4_wkup_43xx_clkdm = {
141 .name = "l4_wkup_clkdm",
142 .pwrdm = { .name = "wkup_pwrdm" },
143 .prcm_partition = AM43XX_CM_PARTITION,
144 .cm_inst = AM43XX_CM_WKUP_INST,
145 .clkdm_offs = AM43XX_CM_WKUP_WKUP_CDOFFS,
146 .flags = CLKDM_CAN_SWSUP,
147};
148
149static struct clockdomain cpsw_125mhz_43xx_clkdm = {
150 .name = "cpsw_125mhz_clkdm",
151 .pwrdm = { .name = "per_pwrdm" },
152 .prcm_partition = AM43XX_CM_PARTITION,
153 .cm_inst = AM43XX_CM_PER_INST,
154 .clkdm_offs = AM43XX_CM_PER_CPSW_CDOFFS,
155 .flags = CLKDM_CAN_SWSUP,
156};
157
158static struct clockdomain gfx_l3_43xx_clkdm = {
159 .name = "gfx_l3_clkdm",
160 .pwrdm = { .name = "gfx_pwrdm" },
161 .prcm_partition = AM43XX_CM_PARTITION,
162 .cm_inst = AM43XX_CM_GFX_INST,
163 .clkdm_offs = AM43XX_CM_GFX_GFX_L3_CDOFFS,
164 .flags = CLKDM_CAN_SWSUP,
165};
166
167static struct clockdomain l3s_43xx_clkdm = {
168 .name = "l3s_clkdm",
169 .pwrdm = { .name = "per_pwrdm" },
170 .prcm_partition = AM43XX_CM_PARTITION,
171 .cm_inst = AM43XX_CM_PER_INST,
172 .clkdm_offs = AM43XX_CM_PER_L3S_CDOFFS,
173 .flags = CLKDM_CAN_SWSUP,
174};
175
176static struct clockdomain *clockdomains_am43xx[] __initdata = {
177 &l4_cefuse_43xx_clkdm,
178 &mpu_43xx_clkdm,
179 &l4ls_43xx_clkdm,
180 &tamper_43xx_clkdm,
181 &l4_rtc_43xx_clkdm,
182 &pruss_ocp_43xx_clkdm,
183 &ocpwp_l3_43xx_clkdm,
184 &l3s_tsc_43xx_clkdm,
185 &lcdc_43xx_clkdm,
186 &dss_43xx_clkdm,
187 &l3_aon_43xx_clkdm,
188 &emif_43xx_clkdm,
189 &l4_wkup_aon_43xx_clkdm,
190 &l3_43xx_clkdm,
191 &l4_wkup_43xx_clkdm,
192 &cpsw_125mhz_43xx_clkdm,
193 &gfx_l3_43xx_clkdm,
194 &l3s_43xx_clkdm,
195 NULL
196};
197
198void __init am43xx_clockdomains_init(void)
199{
200 clkdm_register_platform_funcs(&am43xx_clkdm_operations);
201 clkdm_register_clkdms(clockdomains_am43xx);
202 clkdm_complete_init();
203}
1/*
2 * AM43xx Clock domains framework
3 *
4 * Copyright (C) 2013 Texas Instruments, Inc.
5 *
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License version 2 as
8 * published by the Free Software Foundation.
9 */
10
11#include <linux/kernel.h>
12#include <linux/io.h>
13
14#include "clockdomain.h"
15#include "prcm44xx.h"
16#include "prcm43xx.h"
17
18static struct clockdomain l4_cefuse_43xx_clkdm = {
19 .name = "l4_cefuse_clkdm",
20 .pwrdm = { .name = "cefuse_pwrdm" },
21 .prcm_partition = AM43XX_CM_PARTITION,
22 .cm_inst = AM43XX_CM_CEFUSE_INST,
23 .clkdm_offs = AM43XX_CM_CEFUSE_CEFUSE_CDOFFS,
24 .flags = CLKDM_CAN_SWSUP,
25};
26
27static struct clockdomain mpu_43xx_clkdm = {
28 .name = "mpu_clkdm",
29 .pwrdm = { .name = "mpu_pwrdm" },
30 .prcm_partition = AM43XX_CM_PARTITION,
31 .cm_inst = AM43XX_CM_MPU_INST,
32 .clkdm_offs = AM43XX_CM_MPU_MPU_CDOFFS,
33 .flags = CLKDM_CAN_HWSUP_SWSUP,
34};
35
36static struct clockdomain l4ls_43xx_clkdm = {
37 .name = "l4ls_clkdm",
38 .pwrdm = { .name = "per_pwrdm" },
39 .prcm_partition = AM43XX_CM_PARTITION,
40 .cm_inst = AM43XX_CM_PER_INST,
41 .clkdm_offs = AM43XX_CM_PER_L4LS_CDOFFS,
42 .flags = CLKDM_CAN_SWSUP,
43};
44
45static struct clockdomain tamper_43xx_clkdm = {
46 .name = "tamper_clkdm",
47 .pwrdm = { .name = "tamper_pwrdm" },
48 .prcm_partition = AM43XX_CM_PARTITION,
49 .cm_inst = AM43XX_CM_TAMPER_INST,
50 .clkdm_offs = AM43XX_CM_TAMPER_TAMPER_CDOFFS,
51 .flags = CLKDM_CAN_SWSUP,
52};
53
54static struct clockdomain l4_rtc_43xx_clkdm = {
55 .name = "l4_rtc_clkdm",
56 .pwrdm = { .name = "rtc_pwrdm" },
57 .prcm_partition = AM43XX_CM_PARTITION,
58 .cm_inst = AM43XX_CM_RTC_INST,
59 .clkdm_offs = AM43XX_CM_RTC_RTC_CDOFFS,
60 .flags = CLKDM_CAN_SWSUP,
61};
62
63static struct clockdomain pruss_ocp_43xx_clkdm = {
64 .name = "pruss_ocp_clkdm",
65 .pwrdm = { .name = "per_pwrdm" },
66 .prcm_partition = AM43XX_CM_PARTITION,
67 .cm_inst = AM43XX_CM_PER_INST,
68 .clkdm_offs = AM43XX_CM_PER_ICSS_CDOFFS,
69 .flags = CLKDM_CAN_SWSUP,
70};
71
72static struct clockdomain ocpwp_l3_43xx_clkdm = {
73 .name = "ocpwp_l3_clkdm",
74 .pwrdm = { .name = "per_pwrdm" },
75 .prcm_partition = AM43XX_CM_PARTITION,
76 .cm_inst = AM43XX_CM_PER_INST,
77 .clkdm_offs = AM43XX_CM_PER_OCPWP_L3_CDOFFS,
78 .flags = CLKDM_CAN_SWSUP,
79};
80
81static struct clockdomain l3s_tsc_43xx_clkdm = {
82 .name = "l3s_tsc_clkdm",
83 .pwrdm = { .name = "wkup_pwrdm" },
84 .prcm_partition = AM43XX_CM_PARTITION,
85 .cm_inst = AM43XX_CM_WKUP_INST,
86 .clkdm_offs = AM43XX_CM_WKUP_L3S_TSC_CDOFFS,
87 .flags = CLKDM_CAN_SWSUP,
88};
89
90static struct clockdomain dss_43xx_clkdm = {
91 .name = "dss_clkdm",
92 .pwrdm = { .name = "per_pwrdm" },
93 .prcm_partition = AM43XX_CM_PARTITION,
94 .cm_inst = AM43XX_CM_PER_INST,
95 .clkdm_offs = AM43XX_CM_PER_DSS_CDOFFS,
96 .flags = CLKDM_CAN_SWSUP,
97};
98
99static struct clockdomain l3_aon_43xx_clkdm = {
100 .name = "l3_aon_clkdm",
101 .pwrdm = { .name = "wkup_pwrdm" },
102 .prcm_partition = AM43XX_CM_PARTITION,
103 .cm_inst = AM43XX_CM_WKUP_INST,
104 .clkdm_offs = AM43XX_CM_WKUP_L3_AON_CDOFFS,
105 .flags = CLKDM_CAN_SWSUP,
106};
107
108static struct clockdomain emif_43xx_clkdm = {
109 .name = "emif_clkdm",
110 .pwrdm = { .name = "per_pwrdm" },
111 .prcm_partition = AM43XX_CM_PARTITION,
112 .cm_inst = AM43XX_CM_PER_INST,
113 .clkdm_offs = AM43XX_CM_PER_EMIF_CDOFFS,
114 .flags = CLKDM_CAN_SWSUP,
115};
116
117static struct clockdomain l4_wkup_aon_43xx_clkdm = {
118 .name = "l4_wkup_aon_clkdm",
119 .pwrdm = { .name = "wkup_pwrdm" },
120 .prcm_partition = AM43XX_CM_PARTITION,
121 .cm_inst = AM43XX_CM_WKUP_INST,
122 .clkdm_offs = AM43XX_CM_WKUP_L4_WKUP_AON_CDOFFS,
123};
124
125static struct clockdomain l3_43xx_clkdm = {
126 .name = "l3_clkdm",
127 .pwrdm = { .name = "per_pwrdm" },
128 .prcm_partition = AM43XX_CM_PARTITION,
129 .cm_inst = AM43XX_CM_PER_INST,
130 .clkdm_offs = AM43XX_CM_PER_L3_CDOFFS,
131 .flags = CLKDM_CAN_SWSUP,
132};
133
134static struct clockdomain l4_wkup_43xx_clkdm = {
135 .name = "l4_wkup_clkdm",
136 .pwrdm = { .name = "wkup_pwrdm" },
137 .prcm_partition = AM43XX_CM_PARTITION,
138 .cm_inst = AM43XX_CM_WKUP_INST,
139 .clkdm_offs = AM43XX_CM_WKUP_WKUP_CDOFFS,
140 .flags = CLKDM_CAN_SWSUP,
141};
142
143static struct clockdomain cpsw_125mhz_43xx_clkdm = {
144 .name = "cpsw_125mhz_clkdm",
145 .pwrdm = { .name = "per_pwrdm" },
146 .prcm_partition = AM43XX_CM_PARTITION,
147 .cm_inst = AM43XX_CM_PER_INST,
148 .clkdm_offs = AM43XX_CM_PER_CPSW_CDOFFS,
149 .flags = CLKDM_CAN_SWSUP,
150};
151
152static struct clockdomain gfx_l3_43xx_clkdm = {
153 .name = "gfx_l3_clkdm",
154 .pwrdm = { .name = "gfx_pwrdm" },
155 .prcm_partition = AM43XX_CM_PARTITION,
156 .cm_inst = AM43XX_CM_GFX_INST,
157 .clkdm_offs = AM43XX_CM_GFX_GFX_L3_CDOFFS,
158 .flags = CLKDM_CAN_SWSUP,
159};
160
161static struct clockdomain l3s_43xx_clkdm = {
162 .name = "l3s_clkdm",
163 .pwrdm = { .name = "per_pwrdm" },
164 .prcm_partition = AM43XX_CM_PARTITION,
165 .cm_inst = AM43XX_CM_PER_INST,
166 .clkdm_offs = AM43XX_CM_PER_L3S_CDOFFS,
167 .flags = CLKDM_CAN_SWSUP,
168};
169
170static struct clockdomain *clockdomains_am43xx[] __initdata = {
171 &l4_cefuse_43xx_clkdm,
172 &mpu_43xx_clkdm,
173 &l4ls_43xx_clkdm,
174 &tamper_43xx_clkdm,
175 &l4_rtc_43xx_clkdm,
176 &pruss_ocp_43xx_clkdm,
177 &ocpwp_l3_43xx_clkdm,
178 &l3s_tsc_43xx_clkdm,
179 &dss_43xx_clkdm,
180 &l3_aon_43xx_clkdm,
181 &emif_43xx_clkdm,
182 &l4_wkup_aon_43xx_clkdm,
183 &l3_43xx_clkdm,
184 &l4_wkup_43xx_clkdm,
185 &cpsw_125mhz_43xx_clkdm,
186 &gfx_l3_43xx_clkdm,
187 &l3s_43xx_clkdm,
188 NULL
189};
190
191void __init am43xx_clockdomains_init(void)
192{
193 clkdm_register_platform_funcs(&am43xx_clkdm_operations);
194 clkdm_register_clkdms(clockdomains_am43xx);
195 clkdm_complete_init();
196}