1 /* 2 * OMAP4 OPP table definitions. 3 * 4 * Copyright (C) 2010-2012 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 "soc.h" 24 #include "control.h" 25 #include "omap_opp_data.h" 26 #include "pm.h" 27 28 /* 29 * Structures containing OMAP4430 voltage supported and various 30 * voltage dependent data for each VDD. 31 */ 32 33 #define OMAP4430_VDD_MPU_OPP50_UV 1025000 34 #define OMAP4430_VDD_MPU_OPP100_UV 1200000 35 #define OMAP4430_VDD_MPU_OPPTURBO_UV 1313000 36 #define OMAP4430_VDD_MPU_OPPNITRO_UV 1375000 37 38 struct omap_volt_data omap443x_vdd_mpu_volt_data[] = { 39 VOLT_DATA_DEFINE(OMAP4430_VDD_MPU_OPP50_UV, OMAP44XX_CONTROL_FUSE_MPU_OPP50, 0xf4, 0x0c), 40 VOLT_DATA_DEFINE(OMAP4430_VDD_MPU_OPP100_UV, OMAP44XX_CONTROL_FUSE_MPU_OPP100, 0xf9, 0x16), 41 VOLT_DATA_DEFINE(OMAP4430_VDD_MPU_OPPTURBO_UV, OMAP44XX_CONTROL_FUSE_MPU_OPPTURBO, 0xfa, 0x23), 42 VOLT_DATA_DEFINE(OMAP4430_VDD_MPU_OPPNITRO_UV, OMAP44XX_CONTROL_FUSE_MPU_OPPNITRO, 0xfa, 0x27), 43 VOLT_DATA_DEFINE(0, 0, 0, 0), 44 }; 45 46 #define OMAP4430_VDD_IVA_OPP50_UV 1013000 47 #define OMAP4430_VDD_IVA_OPP100_UV 1188000 48 #define OMAP4430_VDD_IVA_OPPTURBO_UV 1300000 49 50 struct omap_volt_data omap443x_vdd_iva_volt_data[] = { 51 VOLT_DATA_DEFINE(OMAP4430_VDD_IVA_OPP50_UV, OMAP44XX_CONTROL_FUSE_IVA_OPP50, 0xf4, 0x0c), 52 VOLT_DATA_DEFINE(OMAP4430_VDD_IVA_OPP100_UV, OMAP44XX_CONTROL_FUSE_IVA_OPP100, 0xf9, 0x16), 53 VOLT_DATA_DEFINE(OMAP4430_VDD_IVA_OPPTURBO_UV, OMAP44XX_CONTROL_FUSE_IVA_OPPTURBO, 0xfa, 0x23), 54 VOLT_DATA_DEFINE(0, 0, 0, 0), 55 }; 56 57 #define OMAP4430_VDD_CORE_OPP50_UV 1025000 58 #define OMAP4430_VDD_CORE_OPP100_UV 1200000 59 60 struct omap_volt_data omap443x_vdd_core_volt_data[] = { 61 VOLT_DATA_DEFINE(OMAP4430_VDD_CORE_OPP50_UV, OMAP44XX_CONTROL_FUSE_CORE_OPP50, 0xf4, 0x0c), 62 VOLT_DATA_DEFINE(OMAP4430_VDD_CORE_OPP100_UV, OMAP44XX_CONTROL_FUSE_CORE_OPP100, 0xf9, 0x16), 63 VOLT_DATA_DEFINE(0, 0, 0, 0), 64 }; 65 66 67 static struct omap_opp_def __initdata omap443x_opp_def_list[] = { 68 /* MPU OPP1 - OPP50 */ 69 OPP_INITIALIZER("mpu", true, 300000000, OMAP4430_VDD_MPU_OPP50_UV), 70 /* MPU OPP2 - OPP100 */ 71 OPP_INITIALIZER("mpu", true, 600000000, OMAP4430_VDD_MPU_OPP100_UV), 72 /* MPU OPP3 - OPP-Turbo */ 73 OPP_INITIALIZER("mpu", true, 800000000, OMAP4430_VDD_MPU_OPPTURBO_UV), 74 /* MPU OPP4 - OPP-SB */ 75 OPP_INITIALIZER("mpu", true, 1008000000, OMAP4430_VDD_MPU_OPPNITRO_UV), 76 /* L3 OPP1 - OPP50 */ 77 OPP_INITIALIZER("l3_main_1", true, 100000000, OMAP4430_VDD_CORE_OPP50_UV), 78 /* L3 OPP2 - OPP100, OPP-Turbo, OPP-SB */ 79 OPP_INITIALIZER("l3_main_1", true, 200000000, OMAP4430_VDD_CORE_OPP100_UV), 80 /* IVA OPP1 - OPP50 */ 81 OPP_INITIALIZER("iva", true, 133000000, OMAP4430_VDD_IVA_OPP50_UV), 82 /* IVA OPP2 - OPP100 */ 83 OPP_INITIALIZER("iva", true, 266100000, OMAP4430_VDD_IVA_OPP100_UV), 84 /* IVA OPP3 - OPP-Turbo */ 85 OPP_INITIALIZER("iva", false, 332000000, OMAP4430_VDD_IVA_OPPTURBO_UV), 86 /* TODO: add DSP, aess, fdif, gpu */ 87 }; 88 89 #define OMAP4460_VDD_MPU_OPP50_UV 1025000 90 #define OMAP4460_VDD_MPU_OPP100_UV 1200000 91 #define OMAP4460_VDD_MPU_OPPTURBO_UV 1313000 92 #define OMAP4460_VDD_MPU_OPPNITRO_UV 1375000 93 94 struct omap_volt_data omap446x_vdd_mpu_volt_data[] = { 95 VOLT_DATA_DEFINE(OMAP4460_VDD_MPU_OPP50_UV, OMAP44XX_CONTROL_FUSE_MPU_OPP50, 0xf4, 0x0c), 96 VOLT_DATA_DEFINE(OMAP4460_VDD_MPU_OPP100_UV, OMAP44XX_CONTROL_FUSE_MPU_OPP100, 0xf9, 0x16), 97 VOLT_DATA_DEFINE(OMAP4460_VDD_MPU_OPPTURBO_UV, OMAP44XX_CONTROL_FUSE_MPU_OPPTURBO, 0xfa, 0x23), 98 VOLT_DATA_DEFINE(OMAP4460_VDD_MPU_OPPNITRO_UV, OMAP44XX_CONTROL_FUSE_MPU_OPPNITRO, 0xfa, 0x27), 99 VOLT_DATA_DEFINE(0, 0, 0, 0), 100 }; 101 102 #define OMAP4460_VDD_IVA_OPP50_UV 1025000 103 #define OMAP4460_VDD_IVA_OPP100_UV 1200000 104 #define OMAP4460_VDD_IVA_OPPTURBO_UV 1313000 105 #define OMAP4460_VDD_IVA_OPPNITRO_UV 1375000 106 107 struct omap_volt_data omap446x_vdd_iva_volt_data[] = { 108 VOLT_DATA_DEFINE(OMAP4460_VDD_IVA_OPP50_UV, OMAP44XX_CONTROL_FUSE_IVA_OPP50, 0xf4, 0x0c), 109 VOLT_DATA_DEFINE(OMAP4460_VDD_IVA_OPP100_UV, OMAP44XX_CONTROL_FUSE_IVA_OPP100, 0xf9, 0x16), 110 VOLT_DATA_DEFINE(OMAP4460_VDD_IVA_OPPTURBO_UV, OMAP44XX_CONTROL_FUSE_IVA_OPPTURBO, 0xfa, 0x23), 111 VOLT_DATA_DEFINE(OMAP4460_VDD_IVA_OPPNITRO_UV, OMAP44XX_CONTROL_FUSE_IVA_OPPNITRO, 0xfa, 0x23), 112 VOLT_DATA_DEFINE(0, 0, 0, 0), 113 }; 114 115 #define OMAP4460_VDD_CORE_OPP50_UV 1025000 116 #define OMAP4460_VDD_CORE_OPP100_UV 1200000 117 #define OMAP4460_VDD_CORE_OPP100_OV_UV 1250000 118 119 struct omap_volt_data omap446x_vdd_core_volt_data[] = { 120 VOLT_DATA_DEFINE(OMAP4460_VDD_CORE_OPP50_UV, OMAP44XX_CONTROL_FUSE_CORE_OPP50, 0xf4, 0x0c), 121 VOLT_DATA_DEFINE(OMAP4460_VDD_CORE_OPP100_UV, OMAP44XX_CONTROL_FUSE_CORE_OPP100, 0xf9, 0x16), 122 VOLT_DATA_DEFINE(OMAP4460_VDD_CORE_OPP100_OV_UV, OMAP44XX_CONTROL_FUSE_CORE_OPP100OV, 0xf9, 0x16), 123 VOLT_DATA_DEFINE(0, 0, 0, 0), 124 }; 125 126 static struct omap_opp_def __initdata omap446x_opp_def_list[] = { 127 /* MPU OPP1 - OPP50 */ 128 OPP_INITIALIZER("mpu", true, 350000000, OMAP4460_VDD_MPU_OPP50_UV), 129 /* MPU OPP2 - OPP100 */ 130 OPP_INITIALIZER("mpu", true, 700000000, OMAP4460_VDD_MPU_OPP100_UV), 131 /* MPU OPP3 - OPP-Turbo */ 132 OPP_INITIALIZER("mpu", true, 920000000, OMAP4460_VDD_MPU_OPPTURBO_UV), 133 /* 134 * MPU OPP4 - OPP-Nitro + Disabled as the reference schematics 135 * recommends TPS623631 - confirm and enable the opp in board file 136 * XXX: May be we should enable these based on mpu capability and 137 * Exception board files disable it... 138 */ 139 OPP_INITIALIZER("mpu", false, 1200000000, OMAP4460_VDD_MPU_OPPNITRO_UV), 140 /* MPU OPP4 - OPP-Nitro SpeedBin */ 141 OPP_INITIALIZER("mpu", false, 1500000000, OMAP4460_VDD_MPU_OPPNITRO_UV), 142 /* L3 OPP1 - OPP50 */ 143 OPP_INITIALIZER("l3_main_1", true, 100000000, OMAP4460_VDD_CORE_OPP50_UV), 144 /* L3 OPP2 - OPP100 */ 145 OPP_INITIALIZER("l3_main_1", true, 200000000, OMAP4460_VDD_CORE_OPP100_UV), 146 /* IVA OPP1 - OPP50 */ 147 OPP_INITIALIZER("iva", true, 133000000, OMAP4460_VDD_IVA_OPP50_UV), 148 /* IVA OPP2 - OPP100 */ 149 OPP_INITIALIZER("iva", true, 266100000, OMAP4460_VDD_IVA_OPP100_UV), 150 /* 151 * IVA OPP3 - OPP-Turbo + Disabled as the reference schematics 152 * recommends Phoenix VCORE2 which can supply only 600mA - so the ones 153 * above this OPP frequency, even though OMAP is capable, should be 154 * enabled by board file which is sure of the chip power capability 155 */ 156 OPP_INITIALIZER("iva", false, 332000000, OMAP4460_VDD_IVA_OPPTURBO_UV), 157 /* IVA OPP4 - OPP-Nitro */ 158 OPP_INITIALIZER("iva", false, 430000000, OMAP4460_VDD_IVA_OPPNITRO_UV), 159 /* IVA OPP5 - OPP-Nitro SpeedBin*/ 160 OPP_INITIALIZER("iva", false, 500000000, OMAP4460_VDD_IVA_OPPNITRO_UV), 161 162 /* TODO: add DSP, aess, fdif, gpu */ 163 }; 164 165 /** 166 * omap4_opp_init() - initialize omap4 opp table 167 */ 168 int __init omap4_opp_init(void) 169 { 170 int r = -ENODEV; 171 172 if (cpu_is_omap443x()) 173 r = omap_init_opp_table(omap443x_opp_def_list, 174 ARRAY_SIZE(omap443x_opp_def_list)); 175 else if (cpu_is_omap446x()) 176 r = omap_init_opp_table(omap446x_opp_def_list, 177 ARRAY_SIZE(omap446x_opp_def_list)); 178 return r; 179 } 180 omap_device_initcall(omap4_opp_init); 181