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 "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 omap44xx_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 omap44xx_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 omap44xx_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 omap44xx_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 /** 90 * omap4_opp_init() - initialize omap4 opp table 91 */ 92 int __init omap4_opp_init(void) 93 { 94 int r = -ENODEV; 95 96 if (!cpu_is_omap443x()) 97 return r; 98 99 r = omap_init_opp_table(omap44xx_opp_def_list, 100 ARRAY_SIZE(omap44xx_opp_def_list)); 101 102 return r; 103 } 104 device_initcall(omap4_opp_init); 105