1 /* SPDX-License-Identifier: GPL-2.0-only */ 1
2 /*
3 * OMAP SoC specific OPP Data helpers
4 *
5 * Copyright (C) 2009-2010 Texas Instruments I
6 * Nishanth Menon
7 * Kevin Hilman
8 * Copyright (C) 2010 Nokia Corporation.
9 * Eduardo Valentin
10 */
11 #ifndef __ARCH_ARM_MACH_OMAP2_OMAP_OPP_DATA_H
12 #define __ARCH_ARM_MACH_OMAP2_OMAP_OPP_DATA_H
13
14 #include "omap_hwmod.h"
15
16 #include "voltage.h"
17
18 /*
19 * *BIG FAT WARNING*:
20 * USE the following ONLY in opp data initiali
21 * DO NOT USE these in board files/pm core etc
22 */
23
24 /**
25 * struct omap_opp_def - OMAP OPP Definition
26 * @hwmod_name: Name of the hwmod for this dom
27 * @freq: Frequency in hertz correspondi
28 * @u_volt: Nominal voltage in microvolts
29 * @default_available: True/false - is this O
30 *
31 * OMAP SOCs have a standard set of tuples con
32 * pairs that the device will support per volt
33 * Operating Points or OPP. The actual definit
34 * varies over silicon within the same family
35 * domain, you can have a set of {frequency, v
36 * by an array of omap_opp_def. As the kernel
37 * available, a set of these are activated bas
38 * device the kernel boots up on. It is intere
39 * which belongs to a voltage domain may defin
40 * of this - but this is handled by the approp
41 */
42 struct omap_opp_def {
43 char *hwmod_name;
44
45 unsigned long freq;
46 unsigned long u_volt;
47
48 bool default_available;
49 };
50
51 /*
52 * Initialization wrapper used to define an OP
53 */
54 #define OPP_INITIALIZER(_hwmod_name, _enabled,
55 {
56 .hwmod_name = _hwmod_name,
57 .default_available = _enabled,
58 .freq = _freq,
59 .u_volt = _uv,
60 }
61
62 /*
63 * Initialization wrapper used to define Smart
64 * XXX Is this needed? Just use C99 initializ
65 */
66 #define VOLT_DATA_DEFINE(_v_nom, _efuse_offs,
67 {
68 .volt_nominal = _v_nom,
69 .sr_efuse_offs = _efuse_offs,
70 .sr_errminlimit = _errminlimit,
71 .vp_errgain = _errgain
72 }
73
74 extern struct omap_volt_data omap34xx_vddmpu_v
75 extern struct omap_volt_data omap34xx_vddcore_
76 extern struct omap_volt_data omap36xx_vddmpu_v
77 extern struct omap_volt_data omap36xx_vddcore_
78
79 extern struct omap_volt_data omap443x_vdd_mpu_
80 extern struct omap_volt_data omap443x_vdd_iva_
81 extern struct omap_volt_data omap443x_vdd_core
82 extern struct omap_volt_data omap446x_vdd_mpu_
83 extern struct omap_volt_data omap446x_vdd_iva_
84 extern struct omap_volt_data omap446x_vdd_core
85
86 #endif /* __ARCH_ARM_MACH_OMAP2_OMAP_
87
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