blob: 0486fce8a92c6c79caabd2eca51efbd258a356c8 [file] [log] [blame]
Nishanth Menonfd1478c2010-12-09 09:13:46 -06001/*
2 * OMAP3 OPP table definitions.
3 *
4 * Copyright (C) 2009-2010 Texas Instruments Incorporated - http://www.ti.com/
5 * Nishanth Menon
6 * Kevin Hilman
7 * Copyright (C) 2010 Nokia Corporation.
8 * Eduardo Valentin
9 *
10 * This program is free software; you can redistribute it and/or modify
11 * it under the terms of the GNU General Public License version 2 as
12 * published by the Free Software Foundation.
13 *
14 * This program is distributed "as is" WITHOUT ANY WARRANTY of any
15 * kind, whether express or implied; without even the implied warranty
16 * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 * GNU General Public License for more details.
18 */
19#include <linux/module.h>
20
21#include <plat/cpu.h>
22
23#include "omap_opp_data.h"
24
25static struct omap_opp_def __initdata omap34xx_opp_def_list[] = {
26 /* MPU OPP1 */
27 OPP_INITIALIZER("mpu", true, 125000000, 975000),
28 /* MPU OPP2 */
29 OPP_INITIALIZER("mpu", true, 250000000, 1075000),
30 /* MPU OPP3 */
31 OPP_INITIALIZER("mpu", true, 500000000, 1200000),
32 /* MPU OPP4 */
33 OPP_INITIALIZER("mpu", true, 550000000, 1270000),
34 /* MPU OPP5 */
35 OPP_INITIALIZER("mpu", true, 600000000, 1350000),
36
37 /*
38 * L3 OPP1 - 41.5 MHz is disabled because: The voltage for that OPP is
39 * almost the same than the one at 83MHz thus providing very little
40 * gain for the power point of view. In term of energy it will even
41 * increase the consumption due to the very negative performance
42 * impact that frequency will do to the MPU and the whole system in
43 * general.
44 */
45 OPP_INITIALIZER("l3_main", false, 41500000, 975000),
46 /* L3 OPP2 */
47 OPP_INITIALIZER("l3_main", true, 83000000, 1050000),
48 /* L3 OPP3 */
49 OPP_INITIALIZER("l3_main", true, 166000000, 1150000),
50
51 /* DSP OPP1 */
52 OPP_INITIALIZER("iva", true, 90000000, 975000),
53 /* DSP OPP2 */
54 OPP_INITIALIZER("iva", true, 180000000, 1075000),
55 /* DSP OPP3 */
56 OPP_INITIALIZER("iva", true, 360000000, 1200000),
57 /* DSP OPP4 */
58 OPP_INITIALIZER("iva", true, 400000000, 1270000),
59 /* DSP OPP5 */
60 OPP_INITIALIZER("iva", true, 430000000, 1350000),
61};
62
63static struct omap_opp_def __initdata omap36xx_opp_def_list[] = {
64 /* MPU OPP1 - OPP50 */
65 OPP_INITIALIZER("mpu", true, 300000000, 1012500),
66 /* MPU OPP2 - OPP100 */
67 OPP_INITIALIZER("mpu", true, 600000000, 1200000),
68 /* MPU OPP3 - OPP-Turbo */
69 OPP_INITIALIZER("mpu", false, 800000000, 1325000),
70 /* MPU OPP4 - OPP-SB */
71 OPP_INITIALIZER("mpu", false, 1000000000, 1375000),
72
73 /* L3 OPP1 - OPP50 */
74 OPP_INITIALIZER("l3_main", true, 100000000, 1000000),
75 /* L3 OPP2 - OPP100, OPP-Turbo, OPP-SB */
76 OPP_INITIALIZER("l3_main", true, 200000000, 1200000),
77
78 /* DSP OPP1 - OPP50 */
79 OPP_INITIALIZER("iva", true, 260000000, 1012500),
80 /* DSP OPP2 - OPP100 */
81 OPP_INITIALIZER("iva", true, 520000000, 1200000),
82 /* DSP OPP3 - OPP-Turbo */
83 OPP_INITIALIZER("iva", false, 660000000, 1325000),
84 /* DSP OPP4 - OPP-SB */
85 OPP_INITIALIZER("iva", false, 800000000, 1375000),
86};
87
88/**
89 * omap3_opp_init() - initialize omap3 opp table
90 */
91static int __init omap3_opp_init(void)
92{
93 int r = -ENODEV;
94
95 if (!cpu_is_omap34xx())
96 return r;
97
98 if (cpu_is_omap3630())
99 r = omap_init_opp_table(omap36xx_opp_def_list,
100 ARRAY_SIZE(omap36xx_opp_def_list));
101 else
102 r = omap_init_opp_table(omap34xx_opp_def_list,
103 ARRAY_SIZE(omap34xx_opp_def_list));
104
105 return r;
106}
107device_initcall(omap3_opp_init);