1 /*
2 * OMAP4 OPP table definitions.
3 *
4 * Copyright (C) 2010-2012 Texas Instruments Incorporated - http://www.ti.com/
5 * Nishanth Menon
6 * Kevin Hilman
7 * Thara Gopinath
8 * Copyright (C) 2010-2011 Nokia Corporation.
9 * Eduardo Valentin
10 * Paul Walmsley
11 *
12 * This program is free software; you can redistribute it and/or modify
13 * it under the terms of the GNU General Public License version 2 as
14 * published by the Free Software Foundation.
15 *
16 * This program is distributed "as is" WITHOUT ANY WARRANTY of any
17 * kind, whether express or implied; without even the implied warranty
18 * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
19 * GNU General Public License for more details.
20 */
21 #include <linux/module.h>
22
23 #include "soc.h"
24 #include "control.h"
25 #include "omap_opp_data.h"
26 #include "pm.h"
27
28 /*
29 * Structures containing OMAP4430 voltage supported and various
30 * voltage dependent data for each VDD.
31 */
32
33 #define OMAP4430_VDD_MPU_OPP50_UV 1025000
34 #define OMAP4430_VDD_MPU_OPP100_UV 1200000
35 #define OMAP4430_VDD_MPU_OPPTURBO_UV 1313000
36 #define OMAP4430_VDD_MPU_OPPNITRO_UV 1375000
37
38 struct omap_volt_data omap443x_vdd_mpu_volt_data[] = {
39 VOLT_DATA_DEFINE(OMAP4430_VDD_MPU_OPP50_UV, OMAP44XX_CONTROL_FUSE_MPU_OPP50, 0xf4, 0x0c),
40 VOLT_DATA_DEFINE(OMAP4430_VDD_MPU_OPP100_UV, OMAP44XX_CONTROL_FUSE_MPU_OPP100, 0xf9, 0x16),
41 VOLT_DATA_DEFINE(OMAP4430_VDD_MPU_OPPTURBO_UV, OMAP44XX_CONTROL_FUSE_MPU_OPPTURBO, 0xfa, 0x23),
42 VOLT_DATA_DEFINE(OMAP4430_VDD_MPU_OPPNITRO_UV, OMAP44XX_CONTROL_FUSE_MPU_OPPNITRO, 0xfa, 0x27),
43 VOLT_DATA_DEFINE(0, 0, 0, 0),
44 };
45
46 #define OMAP4430_VDD_IVA_OPP50_UV 1013000
47 #define OMAP4430_VDD_IVA_OPP100_UV 1188000
48 #define OMAP4430_VDD_IVA_OPPTURBO_UV 1300000
49
50 struct omap_volt_data omap443x_vdd_iva_volt_data[] = {
51 VOLT_DATA_DEFINE(OMAP4430_VDD_IVA_OPP50_UV, OMAP44XX_CONTROL_FUSE_IVA_OPP50, 0xf4, 0x0c),
52 VOLT_DATA_DEFINE(OMAP4430_VDD_IVA_OPP100_UV, OMAP44XX_CONTROL_FUSE_IVA_OPP100, 0xf9, 0x16),
53 VOLT_DATA_DEFINE(OMAP4430_VDD_IVA_OPPTURBO_UV, OMAP44XX_CONTROL_FUSE_IVA_OPPTURBO, 0xfa, 0x23),
54 VOLT_DATA_DEFINE(0, 0, 0, 0),
55 };
56
57 #define OMAP4430_VDD_CORE_OPP50_UV 1025000
58 #define OMAP4430_VDD_CORE_OPP100_UV 1200000
59
60 struct omap_volt_data omap443x_vdd_core_volt_data[] = {
61 VOLT_DATA_DEFINE(OMAP4430_VDD_CORE_OPP50_UV, OMAP44XX_CONTROL_FUSE_CORE_OPP50, 0xf4, 0x0c),
62 VOLT_DATA_DEFINE(OMAP4430_VDD_CORE_OPP100_UV, OMAP44XX_CONTROL_FUSE_CORE_OPP100, 0xf9, 0x16),
63 VOLT_DATA_DEFINE(0, 0, 0, 0),
64 };
65
66
67 static struct omap_opp_def __initdata omap443x_opp_def_list[] = {
68 /* MPU OPP1 - OPP50 */
69 OPP_INITIALIZER("mpu", true, 300000000, OMAP4430_VDD_MPU_OPP50_UV),
70 /* MPU OPP2 - OPP100 */
71 OPP_INITIALIZER("mpu", true, 600000000, OMAP4430_VDD_MPU_OPP100_UV),
72 /* MPU OPP3 - OPP-Turbo */
73 OPP_INITIALIZER("mpu", true, 800000000, OMAP4430_VDD_MPU_OPPTURBO_UV),
74 /* MPU OPP4 - OPP-SB */
75 OPP_INITIALIZER("mpu", true, 1008000000, OMAP4430_VDD_MPU_OPPNITRO_UV),
76 /* L3 OPP1 - OPP50 */
77 OPP_INITIALIZER("l3_main_1", true, 100000000, OMAP4430_VDD_CORE_OPP50_UV),
78 /* L3 OPP2 - OPP100, OPP-Turbo, OPP-SB */
79 OPP_INITIALIZER("l3_main_1", true, 200000000, OMAP4430_VDD_CORE_OPP100_UV),
80 /* IVA OPP1 - OPP50 */
81 OPP_INITIALIZER("iva", true, 133000000, OMAP4430_VDD_IVA_OPP50_UV),
82 /* IVA OPP2 - OPP100 */
83 OPP_INITIALIZER("iva", true, 266100000, OMAP4430_VDD_IVA_OPP100_UV),
84 /* IVA OPP3 - OPP-Turbo */
85 OPP_INITIALIZER("iva", false, 332000000, OMAP4430_VDD_IVA_OPPTURBO_UV),
86 /* TODO: add DSP, aess, fdif, gpu */
87 };
88
89 #define OMAP4460_VDD_MPU_OPP50_UV 1025000
90 #define OMAP4460_VDD_MPU_OPP100_UV 1200000
91 #define OMAP4460_VDD_MPU_OPPTURBO_UV 1313000
92 #define OMAP4460_VDD_MPU_OPPNITRO_UV 1375000
93
94 struct omap_volt_data omap446x_vdd_mpu_volt_data[] = {
95 VOLT_DATA_DEFINE(OMAP4460_VDD_MPU_OPP50_UV, OMAP44XX_CONTROL_FUSE_MPU_OPP50, 0xf4, 0x0c),
96 VOLT_DATA_DEFINE(OMAP4460_VDD_MPU_OPP100_UV, OMAP44XX_CONTROL_FUSE_MPU_OPP100, 0xf9, 0x16),
97 VOLT_DATA_DEFINE(OMAP4460_VDD_MPU_OPPTURBO_UV, OMAP44XX_CONTROL_FUSE_MPU_OPPTURBO, 0xfa, 0x23),
98 VOLT_DATA_DEFINE(OMAP4460_VDD_MPU_OPPNITRO_UV, OMAP44XX_CONTROL_FUSE_MPU_OPPNITRO, 0xfa, 0x27),
99 VOLT_DATA_DEFINE(0, 0, 0, 0),
100 };
101
102 #define OMAP4460_VDD_IVA_OPP50_UV 1025000
103 #define OMAP4460_VDD_IVA_OPP100_UV 1200000
104 #define OMAP4460_VDD_IVA_OPPTURBO_UV 1313000
105 #define OMAP4460_VDD_IVA_OPPNITRO_UV 1375000
106
107 struct omap_volt_data omap446x_vdd_iva_volt_data[] = {
108 VOLT_DATA_DEFINE(OMAP4460_VDD_IVA_OPP50_UV, OMAP44XX_CONTROL_FUSE_IVA_OPP50, 0xf4, 0x0c),
109 VOLT_DATA_DEFINE(OMAP4460_VDD_IVA_OPP100_UV, OMAP44XX_CONTROL_FUSE_IVA_OPP100, 0xf9, 0x16),
110 VOLT_DATA_DEFINE(OMAP4460_VDD_IVA_OPPTURBO_UV, OMAP44XX_CONTROL_FUSE_IVA_OPPTURBO, 0xfa, 0x23),
111 VOLT_DATA_DEFINE(OMAP4460_VDD_IVA_OPPNITRO_UV, OMAP44XX_CONTROL_FUSE_IVA_OPPNITRO, 0xfa, 0x23),
112 VOLT_DATA_DEFINE(0, 0, 0, 0),
113 };
114
115 #define OMAP4460_VDD_CORE_OPP50_UV 1025000
116 #define OMAP4460_VDD_CORE_OPP100_UV 1200000
117 #define OMAP4460_VDD_CORE_OPP100_OV_UV 1250000
118
119 struct omap_volt_data omap446x_vdd_core_volt_data[] = {
120 VOLT_DATA_DEFINE(OMAP4460_VDD_CORE_OPP50_UV, OMAP44XX_CONTROL_FUSE_CORE_OPP50, 0xf4, 0x0c),
121 VOLT_DATA_DEFINE(OMAP4460_VDD_CORE_OPP100_UV, OMAP44XX_CONTROL_FUSE_CORE_OPP100, 0xf9, 0x16),
122 VOLT_DATA_DEFINE(OMAP4460_VDD_CORE_OPP100_OV_UV, OMAP44XX_CONTROL_FUSE_CORE_OPP100OV, 0xf9, 0x16),
123 VOLT_DATA_DEFINE(0, 0, 0, 0),
124 };
125
126 static struct omap_opp_def __initdata omap446x_opp_def_list[] = {
127 /* MPU OPP1 - OPP50 */
128 OPP_INITIALIZER("mpu", true, 350000000, OMAP4460_VDD_MPU_OPP50_UV),
129 /* MPU OPP2 - OPP100 */
130 OPP_INITIALIZER("mpu", true, 700000000, OMAP4460_VDD_MPU_OPP100_UV),
131 /* MPU OPP3 - OPP-Turbo */
132 OPP_INITIALIZER("mpu", true, 920000000, OMAP4460_VDD_MPU_OPPTURBO_UV),
133 /*
134 * MPU OPP4 - OPP-Nitro + Disabled as the reference schematics
135 * recommends TPS623631 - confirm and enable the opp in board file
136 * XXX: May be we should enable these based on mpu capability and
137 * Exception board files disable it...
138 */
139 OPP_INITIALIZER("mpu", false, 1200000000, OMAP4460_VDD_MPU_OPPNITRO_UV),
140 /* MPU OPP4 - OPP-Nitro SpeedBin */
141 OPP_INITIALIZER("mpu", false, 1500000000, OMAP4460_VDD_MPU_OPPNITRO_UV),
142 /* L3 OPP1 - OPP50 */
143 OPP_INITIALIZER("l3_main_1", true, 100000000, OMAP4460_VDD_CORE_OPP50_UV),
144 /* L3 OPP2 - OPP100 */
145 OPP_INITIALIZER("l3_main_1", true, 200000000, OMAP4460_VDD_CORE_OPP100_UV),
146 /* IVA OPP1 - OPP50 */
147 OPP_INITIALIZER("iva", true, 133000000, OMAP4460_VDD_IVA_OPP50_UV),
148 /* IVA OPP2 - OPP100 */
149 OPP_INITIALIZER("iva", true, 266100000, OMAP4460_VDD_IVA_OPP100_UV),
150 /*
151 * IVA OPP3 - OPP-Turbo + Disabled as the reference schematics
152 * recommends Phoenix VCORE2 which can supply only 600mA - so the ones
153 * above this OPP frequency, even though OMAP is capable, should be
154 * enabled by board file which is sure of the chip power capability
155 */
156 OPP_INITIALIZER("iva", false, 332000000, OMAP4460_VDD_IVA_OPPTURBO_UV),
157 /* IVA OPP4 - OPP-Nitro */
158 OPP_INITIALIZER("iva", false, 430000000, OMAP4460_VDD_IVA_OPPNITRO_UV),
159 /* IVA OPP5 - OPP-Nitro SpeedBin*/
160 OPP_INITIALIZER("iva", false, 500000000, OMAP4460_VDD_IVA_OPPNITRO_UV),
161
162 /* TODO: add DSP, aess, fdif, gpu */
163 };
164
165 /**
166 * omap4_opp_init() - initialize omap4 opp table
167 */
omap4_opp_init(void)168 int __init omap4_opp_init(void)
169 {
170 int r = -ENODEV;
171
172 if (cpu_is_omap443x())
173 r = omap_init_opp_table(omap443x_opp_def_list,
174 ARRAY_SIZE(omap443x_opp_def_list));
175 else if (cpu_is_omap446x())
176 r = omap_init_opp_table(omap446x_opp_def_list,
177 ARRAY_SIZE(omap446x_opp_def_list));
178 return r;
179 }
180 omap_device_initcall(omap4_opp_init);
181