1/*
2 * OMAP4 OPP table definitions.
3 *
4 * Copyright (C) 2010 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 <plat/cpu.h>
24
25#include "control.h"
26#include "omap_opp_data.h"
27#include "pm.h"
28
29/*
30 * Structures containing OMAP4430 voltage supported and various
31 * voltage dependent data for each VDD.
32 */
33
34#define OMAP4430_VDD_MPU_OPP50_UV		1025000
35#define OMAP4430_VDD_MPU_OPP100_UV		1200000
36#define OMAP4430_VDD_MPU_OPPTURBO_UV		1313000
37#define OMAP4430_VDD_MPU_OPPNITRO_UV		1375000
38
39struct omap_volt_data omap44xx_vdd_mpu_volt_data[] = {
40	VOLT_DATA_DEFINE(OMAP4430_VDD_MPU_OPP50_UV, OMAP44XX_CONTROL_FUSE_MPU_OPP50, 0xf4, 0x0c),
41	VOLT_DATA_DEFINE(OMAP4430_VDD_MPU_OPP100_UV, OMAP44XX_CONTROL_FUSE_MPU_OPP100, 0xf9, 0x16),
42	VOLT_DATA_DEFINE(OMAP4430_VDD_MPU_OPPTURBO_UV, OMAP44XX_CONTROL_FUSE_MPU_OPPTURBO, 0xfa, 0x23),
43	VOLT_DATA_DEFINE(OMAP4430_VDD_MPU_OPPNITRO_UV, OMAP44XX_CONTROL_FUSE_MPU_OPPNITRO, 0xfa, 0x27),
44	VOLT_DATA_DEFINE(0, 0, 0, 0),
45};
46
47#define OMAP4430_VDD_IVA_OPP50_UV		1013000
48#define OMAP4430_VDD_IVA_OPP100_UV		1188000
49#define OMAP4430_VDD_IVA_OPPTURBO_UV		1300000
50
51struct omap_volt_data omap44xx_vdd_iva_volt_data[] = {
52	VOLT_DATA_DEFINE(OMAP4430_VDD_IVA_OPP50_UV, OMAP44XX_CONTROL_FUSE_IVA_OPP50, 0xf4, 0x0c),
53	VOLT_DATA_DEFINE(OMAP4430_VDD_IVA_OPP100_UV, OMAP44XX_CONTROL_FUSE_IVA_OPP100, 0xf9, 0x16),
54	VOLT_DATA_DEFINE(OMAP4430_VDD_IVA_OPPTURBO_UV, OMAP44XX_CONTROL_FUSE_IVA_OPPTURBO, 0xfa, 0x23),
55	VOLT_DATA_DEFINE(0, 0, 0, 0),
56};
57
58#define OMAP4430_VDD_CORE_OPP50_UV		1025000
59#define OMAP4430_VDD_CORE_OPP100_UV		1200000
60
61struct omap_volt_data omap44xx_vdd_core_volt_data[] = {
62	VOLT_DATA_DEFINE(OMAP4430_VDD_CORE_OPP50_UV, OMAP44XX_CONTROL_FUSE_CORE_OPP50, 0xf4, 0x0c),
63	VOLT_DATA_DEFINE(OMAP4430_VDD_CORE_OPP100_UV, OMAP44XX_CONTROL_FUSE_CORE_OPP100, 0xf9, 0x16),
64	VOLT_DATA_DEFINE(0, 0, 0, 0),
65};
66
67
68static struct omap_opp_def __initdata omap44xx_opp_def_list[] = {
69	/* MPU OPP1 - OPP50 */
70	OPP_INITIALIZER("mpu", true, 300000000, OMAP4430_VDD_MPU_OPP50_UV),
71	/* MPU OPP2 - OPP100 */
72	OPP_INITIALIZER("mpu", true, 600000000, OMAP4430_VDD_MPU_OPP100_UV),
73	/* MPU OPP3 - OPP-Turbo */
74	OPP_INITIALIZER("mpu", true, 800000000, OMAP4430_VDD_MPU_OPPTURBO_UV),
75	/* MPU OPP4 - OPP-SB */
76	OPP_INITIALIZER("mpu", true, 1008000000, OMAP4430_VDD_MPU_OPPNITRO_UV),
77	/* L3 OPP1 - OPP50 */
78	OPP_INITIALIZER("l3_main_1", true, 100000000, OMAP4430_VDD_CORE_OPP50_UV),
79	/* L3 OPP2 - OPP100, OPP-Turbo, OPP-SB */
80	OPP_INITIALIZER("l3_main_1", true, 200000000, OMAP4430_VDD_CORE_OPP100_UV),
81	/* IVA OPP1 - OPP50 */
82	OPP_INITIALIZER("iva", true, 133000000, OMAP4430_VDD_IVA_OPP50_UV),
83	/* IVA OPP2 - OPP100 */
84	OPP_INITIALIZER("iva", true, 266100000, OMAP4430_VDD_IVA_OPP100_UV),
85	/* IVA OPP3 - OPP-Turbo */
86	OPP_INITIALIZER("iva", false, 332000000, OMAP4430_VDD_IVA_OPPTURBO_UV),
87	/* TODO: add DSP, aess, fdif, gpu */
88};
89
90/**
91 * omap4_opp_init() - initialize omap4 opp table
92 */
93int __init omap4_opp_init(void)
94{
95	int r = -ENODEV;
96
97	if (!cpu_is_omap44xx())
98		return r;
99
100	r = omap_init_opp_table(omap44xx_opp_def_list,
101			ARRAY_SIZE(omap44xx_opp_def_list));
102
103	return r;
104}
105device_initcall(omap4_opp_init);
106