Merge branch 'drm-fixes' of git://people.freedesktop.org/~airlied/linux
[pandora-kernel.git] / arch / arm / mach-omap2 / voltagedomains3xxx_data.c
1 /*
2  * OMAP3 voltage domain data
3  *
4  * Copyright (C) 2007, 2010 Texas Instruments, Inc.
5  * Rajendra Nayak <rnayak@ti.com>
6  * Lesly A M <x0080970@ti.com>
7  * Thara Gopinath <thara@ti.com>
8  *
9  * Copyright (C) 2008, 2011 Nokia Corporation
10  * Kalle Jokiniemi
11  * Paul Walmsley
12  *
13  * This program is free software; you can redistribute it and/or modify
14  * it under the terms of the GNU General Public License version 2 as
15  * published by the Free Software Foundation.
16  */
17 #include <linux/kernel.h>
18 #include <linux/err.h>
19 #include <linux/init.h>
20
21 #include <plat/common.h>
22 #include <plat/cpu.h>
23
24 #include "prm-regbits-34xx.h"
25 #include "omap_opp_data.h"
26 #include "voltage.h"
27 #include "vc.h"
28 #include "vp.h"
29
30 /*
31  * VDD data
32  */
33
34 static const struct omap_vfsm_instance omap3_vdd1_vfsm = {
35         .voltsetup_reg = OMAP3_PRM_VOLTSETUP1_OFFSET,
36         .voltsetup_mask = OMAP3430_SETUP_TIME1_MASK,
37 };
38
39 static const struct omap_vfsm_instance omap3_vdd2_vfsm = {
40         .voltsetup_reg = OMAP3_PRM_VOLTSETUP1_OFFSET,
41         .voltsetup_mask = OMAP3430_SETUP_TIME2_MASK,
42 };
43
44 static struct voltagedomain omap3_voltdm_mpu = {
45         .name = "mpu_iva",
46         .scalable = true,
47         .read = omap3_prm_vcvp_read,
48         .write = omap3_prm_vcvp_write,
49         .rmw = omap3_prm_vcvp_rmw,
50         .vc = &omap3_vc_mpu,
51         .vfsm = &omap3_vdd1_vfsm,
52         .vp = &omap3_vp_mpu,
53 };
54
55 static struct voltagedomain omap3_voltdm_core = {
56         .name = "core",
57         .scalable = true,
58         .read = omap3_prm_vcvp_read,
59         .write = omap3_prm_vcvp_write,
60         .rmw = omap3_prm_vcvp_rmw,
61         .vc = &omap3_vc_core,
62         .vfsm = &omap3_vdd2_vfsm,
63         .vp = &omap3_vp_core,
64 };
65
66 static struct voltagedomain omap3_voltdm_wkup = {
67         .name = "wakeup",
68 };
69
70 static struct voltagedomain *voltagedomains_omap3[] __initdata = {
71         &omap3_voltdm_mpu,
72         &omap3_voltdm_core,
73         &omap3_voltdm_wkup,
74         NULL,
75 };
76
77 static const char *sys_clk_name __initdata = "sys_ck";
78
79 void __init omap3xxx_voltagedomains_init(void)
80 {
81         struct voltagedomain *voltdm;
82         int i;
83
84         /*
85          * XXX Will depend on the process, validation, and binning
86          * for the currently-running IC
87          */
88         if (cpu_is_omap3630()) {
89                 omap3_voltdm_mpu.volt_data = omap36xx_vddmpu_volt_data;
90                 omap3_voltdm_core.volt_data = omap36xx_vddcore_volt_data;
91         } else {
92                 omap3_voltdm_mpu.volt_data = omap34xx_vddmpu_volt_data;
93                 omap3_voltdm_core.volt_data = omap34xx_vddcore_volt_data;
94         }
95
96         for (i = 0; voltdm = voltagedomains_omap3[i], voltdm; i++)
97                 voltdm->sys_clk.name = sys_clk_name;
98
99         voltdm_init(voltagedomains_omap3);
100 };