arch/arm/mach-tegra/tegra2_dvfs.c

   1 /*
   2  * arch/arm/mach-tegra/tegra2_dvfs.c
   3  *
   4  * Copyright (C) 2010 Google, Inc.
   5  *
   6  * Author:
   7  *      Colin Cross <ccross@google.com>
   8  *
   9  * This software is licensed under the terms of the GNU General Public
  10  * License version 2, as published by the Free Software Foundation, and
  11  * may be copied, distributed, and modified under those terms.
  12  *
  13  * This program is distributed in the hope that it will be useful,
  14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16  * GNU General Public License for more details.
  17  *
  18  */
  19
  20 #include <linux/kernel.h>
  21
  22 #include "clock.h"
  23 #include "tegra2_dvfs.h"
  24
  25 static struct dvfs_table virtual_cpu_process_0[] = {
  26         {314000000,  750},
  27         {456000000,  825},
  28         {608000000,  900},
  29         {760000000,  975},
  30         {817000000,  1000},
  31         {912000000,  1050},
  32         {1000000000, 1100},
  33         {0, 0},
  34 };
  35
  36 static struct dvfs_table virtual_cpu_process_1[] = {
  37         {314000000,  750},
  38         {456000000,  825},
  39         {618000000,  900},
  40         {770000000,  975},
  41         {827000000,  1000},
  42         {922000000,  1050},
  43         {1000000000, 1100},
  44         {0, 0},
  45 };
  46
  47 static struct dvfs_table virtual_cpu_process_2[] = {
  48         {494000000,  750},
  49         {675000000,  825},
  50         {817000000,  875},
  51         {922000000,  925},
  52         {1000000000, 975},
  53         {0, 0},
  54 };
  55
  56 static struct dvfs_table virtual_cpu_process_3[] = {
  57         {730000000,  750},
  58         {760000000,  775},
  59         {845000000,  800},
  60         {1000000000, 875},
  61         {0, 0},
  62 };
  63
  64 struct dvfs tegra_dvfs_virtual_cpu_dvfs = {
  65         .reg_id = "vdd_cpu",
  66         .process_id_table = {
  67                 {
  68                         .process_id = 0,
  69                         .table = virtual_cpu_process_0,
  70                 },
  71                 {
  72                         .process_id = 1,
  73                         .table = virtual_cpu_process_1,
  74                 },
  75                 {
  76                         .process_id = 2,
  77                         .table = virtual_cpu_process_2,
  78                 },
  79                 {
  80                         .process_id = 3,
  81                         .table = virtual_cpu_process_3,
  82                 },
  83         },
  84         .process_id_table_length = 4,
  85         .cpu = 1,
  86 };