1 /* SPDX-License-Identifier: GPL-2.0-only */ 2 /* 3 * OMAP5xxx bandgap registers, bitfields and temperature definitions 4 * 5 * Copyright (C) 2013 Texas Instruments Incorporated - http://www.ti.com/ 6 * Contact: 7 * Eduardo Valentin <eduardo.valentin@ti.com> 8 */ 9 #ifndef __OMAP5XXX_BANDGAP_H 10 #define __OMAP5XXX_BANDGAP_H 11 12 /** 13 * *** OMAP5430 *** 14 * 15 * Below, in sequence, are the Register definitions, 16 * the bitfields and the temperature definitions for OMAP5430. 17 */ 18 19 /** 20 * OMAP5430 register definitions 21 * 22 * Registers are defined as offsets. The offsets are 23 * relative to FUSE_OPP_BGAP_GPU on 5430. 24 * 25 * Register below are grouped by domain (not necessarily in offset order) 26 */ 27 28 /* OMAP5430.GPU register offsets */ 29 #define OMAP5430_FUSE_OPP_BGAP_GPU 0x0 30 #define OMAP5430_TEMP_SENSOR_GPU_OFFSET 0x150 31 #define OMAP5430_BGAP_THRESHOLD_GPU_OFFSET 0x1A8 32 #define OMAP5430_BGAP_TSHUT_GPU_OFFSET 0x1B4 33 #define OMAP5430_BGAP_DTEMP_GPU_1_OFFSET 0x1F8 34 #define OMAP5430_BGAP_DTEMP_GPU_2_OFFSET 0x1FC 35 36 /* OMAP5430.MPU register offsets */ 37 #define OMAP5430_FUSE_OPP_BGAP_MPU 0x4 38 #define OMAP5430_TEMP_SENSOR_MPU_OFFSET 0x14C 39 #define OMAP5430_BGAP_THRESHOLD_MPU_OFFSET 0x1A4 40 #define OMAP5430_BGAP_TSHUT_MPU_OFFSET 0x1B0 41 #define OMAP5430_BGAP_DTEMP_MPU_1_OFFSET 0x1E4 42 #define OMAP5430_BGAP_DTEMP_MPU_2_OFFSET 0x1E8 43 44 /* OMAP5430.MPU register offsets */ 45 #define OMAP5430_FUSE_OPP_BGAP_CORE 0x8 46 #define OMAP5430_TEMP_SENSOR_CORE_OFFSET 0x154 47 #define OMAP5430_BGAP_THRESHOLD_CORE_OFFSET 0x1AC 48 #define OMAP5430_BGAP_TSHUT_CORE_OFFSET 0x1B8 49 #define OMAP5430_BGAP_DTEMP_CORE_1_OFFSET 0x20C 50 #define OMAP5430_BGAP_DTEMP_CORE_2_OFFSET 0x210 51 52 /* OMAP5430.common register offsets */ 53 #define OMAP5430_BGAP_CTRL_OFFSET 0x1A0 54 #define OMAP5430_BGAP_STATUS_OFFSET 0x1C8 55 56 /** 57 * Register bitfields for OMAP5430 58 * 59 * All the macros below define the required bits for 60 * controlling temperature on OMAP5430. Bit defines are 61 * grouped by register. 62 */ 63 64 /* OMAP5430.TEMP_SENSOR */ 65 #define OMAP5430_BGAP_TEMP_SENSOR_SOC_MASK BIT(12) 66 #define OMAP5430_BGAP_TEMPSOFF_MASK BIT(11) 67 #define OMAP5430_BGAP_TEMP_SENSOR_EOCZ_MASK BIT(10) 68 #define OMAP5430_BGAP_TEMP_SENSOR_DTEMP_MASK (0x3ff << 0) 69 70 /* OMAP5430.BANDGAP_CTRL */ 71 #define OMAP5430_MASK_COUNTER_DELAY_MASK (0x7 << 27) 72 #define OMAP5430_MASK_FREEZE_CORE_MASK BIT(23) 73 #define OMAP5430_MASK_FREEZE_GPU_MASK BIT(22) 74 #define OMAP5430_MASK_FREEZE_MPU_MASK BIT(21) 75 #define OMAP5430_MASK_HOT_CORE_MASK BIT(5) 76 #define OMAP5430_MASK_COLD_CORE_MASK BIT(4) 77 #define OMAP5430_MASK_HOT_GPU_MASK BIT(3) 78 #define OMAP5430_MASK_COLD_GPU_MASK BIT(2) 79 #define OMAP5430_MASK_HOT_MPU_MASK BIT(1) 80 #define OMAP5430_MASK_COLD_MPU_MASK BIT(0) 81 82 /* OMAP5430.BANDGAP_COUNTER */ 83 #define OMAP5430_COUNTER_MASK (0xffffff << 0) 84 85 /* OMAP5430.BANDGAP_THRESHOLD */ 86 #define OMAP5430_T_HOT_MASK (0x3ff << 16) 87 #define OMAP5430_T_COLD_MASK (0x3ff << 0) 88 89 /* OMAP5430.TSHUT_THRESHOLD */ 90 #define OMAP5430_TSHUT_HOT_MASK (0x3ff << 16) 91 #define OMAP5430_TSHUT_COLD_MASK (0x3ff << 0) 92 93 /* OMAP5430.BANDGAP_STATUS */ 94 #define OMAP5430_HOT_CORE_FLAG_MASK BIT(5) 95 #define OMAP5430_COLD_CORE_FLAG_MASK BIT(4) 96 #define OMAP5430_HOT_GPU_FLAG_MASK BIT(3) 97 #define OMAP5430_COLD_GPU_FLAG_MASK BIT(2) 98 #define OMAP5430_HOT_MPU_FLAG_MASK BIT(1) 99 #define OMAP5430_COLD_MPU_FLAG_MASK BIT(0) 100 101 /** 102 * Temperature limits and thresholds for OMAP5430 103 * 104 * All the macros below are definitions for handling the 105 * ADC conversions and representation of temperature limits 106 * and thresholds for OMAP5430. Definitions are grouped 107 * by temperature domain. 108 */ 109 110 /* OMAP5430.common temperature definitions */ 111 /* ADC conversion table limits */ 112 #define OMAP5430_ADC_START_VALUE 540 113 #define OMAP5430_ADC_END_VALUE 945 114 115 /* OMAP5430.GPU temperature definitions */ 116 /* bandgap clock limits */ 117 #define OMAP5430_GPU_MAX_FREQ 1500000 118 #define OMAP5430_GPU_MIN_FREQ 1000000 119 /* interrupts thresholds */ 120 #define OMAP5430_GPU_TSHUT_HOT 915 121 #define OMAP5430_GPU_TSHUT_COLD 900 122 #define OMAP5430_GPU_T_HOT 800 123 #define OMAP5430_GPU_T_COLD 795 124 125 /* OMAP5430.MPU temperature definitions */ 126 /* bandgap clock limits */ 127 #define OMAP5430_MPU_MAX_FREQ 1500000 128 #define OMAP5430_MPU_MIN_FREQ 1000000 129 /* interrupts thresholds */ 130 #define OMAP5430_MPU_TSHUT_HOT 915 131 #define OMAP5430_MPU_TSHUT_COLD 900 132 #define OMAP5430_MPU_T_HOT 800 133 #define OMAP5430_MPU_T_COLD 795 134 135 /* OMAP5430.CORE temperature definitions */ 136 /* bandgap clock limits */ 137 #define OMAP5430_CORE_MAX_FREQ 1500000 138 #define OMAP5430_CORE_MIN_FREQ 1000000 139 /* interrupts thresholds */ 140 #define OMAP5430_CORE_TSHUT_HOT 915 141 #define OMAP5430_CORE_TSHUT_COLD 900 142 #define OMAP5430_CORE_T_HOT 800 143 #define OMAP5430_CORE_T_COLD 795 144 145 #endif /* __OMAP5XXX_BANDGAP_H */ 146