diff options
Diffstat (limited to 'arch/arm/mach-omap2/opp3xxx_data.c')
-rw-r--r-- | arch/arm/mach-omap2/opp3xxx_data.c | 107 |
1 files changed, 107 insertions, 0 deletions
diff --git a/arch/arm/mach-omap2/opp3xxx_data.c b/arch/arm/mach-omap2/opp3xxx_data.c new file mode 100644 index 00000000000..0486fce8a92 --- /dev/null +++ b/arch/arm/mach-omap2/opp3xxx_data.c | |||
@@ -0,0 +1,107 @@ | |||
1 | /* | ||
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 | |||
25 | static 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 | |||
63 | static 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 | */ | ||
91 | static 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 | } | ||
107 | device_initcall(omap3_opp_init); | ||