/* SPDX-License-Identifier: GPL-2.0-only */
/*
* OMAP5xxx bandgap registers, bitfields and temperature definitions
*
* Copyright (C) 2013 Texas Instruments Incorporated - http://www.ti.com/
* Contact:
* Eduardo Valentin <eduardo.valentin@ti.com>
*/
#ifndef __OMAP5XXX_BANDGAP_H
#define __OMAP5XXX_BANDGAP_H
/**
* *** OMAP5430 ***
*
* Below, in sequence, are the Register definitions,
* the bitfields and the temperature definitions for OMAP5430.
*/
/**
* OMAP5430 register definitions
*
* Registers are defined as offsets. The offsets are
* relative to FUSE_OPP_BGAP_GPU on 5430.
*
* Register below are grouped by domain (not necessarily in offset order)
*/
/* OMAP5430.GPU register offsets */
#define OMAP5430_FUSE_OPP_BGAP_GPU 0x0
#define OMAP5430_TEMP_SENSOR_GPU_OFFSET 0x150
#define OMAP5430_BGAP_THRESHOLD_GPU_OFFSET 0x1A8
#define OMAP5430_BGAP_TSHUT_GPU_OFFSET 0x1B4
#define OMAP5430_BGAP_DTEMP_GPU_1_OFFSET 0x1F8
#define OMAP5430_BGAP_DTEMP_GPU_2_OFFSET 0x1FC
/* OMAP5430.MPU register offsets */
#define OMAP5430_FUSE_OPP_BGAP_MPU 0x4
#define OMAP5430_TEMP_SENSOR_MPU_OFFSET 0x14C
#define OMAP5430_BGAP_THRESHOLD_MPU_OFFSET 0x1A4
#define OMAP5430_BGAP_TSHUT_MPU_OFFSET 0x1B0
#define OMAP5430_BGAP_DTEMP_MPU_1_OFFSET 0x1E4
#define OMAP5430_BGAP_DTEMP_MPU_2_OFFSET 0x1E8
/* OMAP5430.MPU register offsets */
#define OMAP5430_FUSE_OPP_BGAP_CORE 0x8
#define OMAP5430_TEMP_SENSOR_CORE_OFFSET 0x154
#define OMAP5430_BGAP_THRESHOLD_CORE_OFFSET 0x1AC
#define OMAP5430_BGAP_TSHUT_CORE_OFFSET 0x1B8
#define OMAP5430_BGAP_DTEMP_CORE_1_OFFSET 0x20C
#define OMAP5430_BGAP_DTEMP_CORE_2_OFFSET 0x210
/* OMAP5430.common register offsets */
#define OMAP5430_BGAP_CTRL_OFFSET 0x1A0
#define OMAP5430_BGAP_STATUS_OFFSET 0x1C8
/**
* Register bitfields for OMAP5430
*
* All the macros bellow define the required bits for
* controlling temperature on OMAP5430. Bit defines are
* grouped by register.
*/
/* OMAP5430.TEMP_SENSOR */
#define OMAP5430_BGAP_TEMP_SENSOR_SOC_MASK BIT(12)
#define OMAP5430_BGAP_TEMPSOFF_MASK BIT(11)
#define OMAP5430_BGAP_TEMP_SENSOR_EOCZ_MASK BIT(10)
#define OMAP5430_BGAP_TEMP_SENSOR_DTEMP_MASK (0x3ff << 0)
/* OMAP5430.BANDGAP_CTRL */
#define OMAP5430_MASK_COUNTER_DELAY_MASK (0x7 << 27)
#define OMAP5430_MASK_FREEZE_CORE_MASK BIT(23)
#define OMAP5430_MASK_FREEZE_GPU_MASK BIT(22)
#define OMAP5430_MASK_FREEZE_MPU_MASK BIT(21)
#define OMAP5430_MASK_HOT_CORE_MASK BIT(5)
#define OMAP5430_MASK_COLD_CORE_MASK BIT(4)
#define OMAP5430_MASK_HOT_GPU_MASK BIT(3)
#define OMAP5430_MASK_COLD_GPU_MASK BIT(2)
#define OMAP5430_MASK_HOT_MPU_MASK BIT(1)
#define OMAP5430_MASK_COLD_MPU_MASK BIT(0)
/* OMAP5430.BANDGAP_COUNTER */
#define OMAP5430_COUNTER_MASK (0xffffff << 0)
/* OMAP5430.BANDGAP_THRESHOLD */
#define OMAP5430_T_HOT_MASK (0x3ff << 16)
#define OMAP5430_T_COLD_MASK (0x3ff << 0)
/* OMAP5430.TSHUT_THRESHOLD */
#define OMAP5430_TSHUT_HOT_MASK (0x3ff << 16)
#define OMAP5430_TSHUT_COLD_MASK (0x3ff << 0)
/* OMAP5430.BANDGAP_STATUS */
#define OMAP5430_HOT_CORE_FLAG_MASK BIT(5)
#define OMAP5430_COLD_CORE_FLAG_MASK BIT(4)
#define OMAP5430_HOT_GPU_FLAG_MASK BIT(3)
#define OMAP5430_COLD_GPU_FLAG_MASK BIT(2)
#define OMAP5430_HOT_MPU_FLAG_MASK BIT(1)
#define OMAP5430_COLD_MPU_FLAG_MASK BIT(0)
/**
* Temperature limits and thresholds for OMAP5430
*
* All the macros bellow are definitions for handling the
* ADC conversions and representation of temperature limits
* and thresholds for OMAP5430. Definitions are grouped
* by temperature domain.
*/
/* OMAP5430.common temperature definitions */
/* ADC conversion table limits */
#define OMAP5430_ADC_START_VALUE 540
#define OMAP5430_ADC_END_VALUE 945
/* OMAP5430.GPU temperature definitions */
/* bandgap clock limits */
#define OMAP5430_GPU_MAX_FREQ 1500000
#define OMAP5430_GPU_MIN_FREQ 1000000
/* interrupts thresholds */
#define OMAP5430_GPU_TSHUT_HOT 915
#define OMAP5430_GPU_TSHUT_COLD 900
#define OMAP5430_GPU_T_HOT 800
#define OMAP5430_GPU_T_COLD 795
/* OMAP5430.MPU temperature definitions */
/* bandgap clock limits */
#define OMAP5430_MPU_MAX_FREQ 1500000
#define OMAP5430_MPU_MIN_FREQ 1000000
/* interrupts thresholds */
#define OMAP5430_MPU_TSHUT_HOT 915
#define OMAP5430_MPU_TSHUT_COLD 900
#define OMAP5430_MPU_T_HOT 800
#define OMAP5430_MPU_T_COLD 795
/* OMAP5430.CORE temperature definitions */
/* bandgap clock limits */
#define OMAP5430_CORE_MAX_FREQ 1500000
#define OMAP5430_CORE_MIN_FREQ 1000000
/* interrupts thresholds */
#define OMAP5430_CORE_TSHUT_HOT 915
#define OMAP5430_CORE_TSHUT_COLD 900
#define OMAP5430_CORE_T_HOT 800
#define OMAP5430_CORE_T_COLD 795
#endif /* __OMAP5XXX_BANDGAP_H */
