/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright ( c ) 2014 - 2016 , NVIDIA CORPORATION . All rights reserved .
*
* This software is licensed under the terms of the GNU General Public
* License version 2 , as published by the Free Software Foundation , and
* may be copied , distributed , and modified under those terms .
*
* This program is distributed in the hope that it will be useful ,
* but WITHOUT ANY WARRANTY ; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE . See the
* GNU General Public License for more details .
*
*/
#ifndef __DRIVERS_THERMAL_TEGRA_SOCTHERM_H
#define __DRIVERS_THERMAL_TEGRA_SOCTHERM_H
#define THERMCTL_LEVEL0_GROUP_CPU 0 x0
#define THERMCTL_LEVEL0_GROUP_GPU 0 x4
#define THERMCTL_LEVEL0_GROUP_MEM 0 x8
#define THERMCTL_LEVEL0_GROUP_TSENSE 0 xc
#define SENSOR_CONFIG2 8
#define SENSOR_CONFIG2_THERMA_MASK (0 xffff << 16 )
#define SENSOR_CONFIG2_THERMA_SHIFT 16
#define SENSOR_CONFIG2_THERMB_MASK 0 xffff
#define SENSOR_CONFIG2_THERMB_SHIFT 0
#define THERMCTL_THERMTRIP_CTL 0 x80
/* BITs are defined in device file */
#define THERMCTL_INTR_ENABLE 0 x88
#define THERMCTL_INTR_DISABLE 0 x8c
#define TH_INTR_UP_DN_EN 0 x3
#define THERM_IRQ_MEM_MASK (TH_INTR_UP_DN_EN << 24 )
#define THERM_IRQ_GPU_MASK (TH_INTR_UP_DN_EN << 16 )
#define THERM_IRQ_CPU_MASK (TH_INTR_UP_DN_EN << 8 )
#define THERM_IRQ_TSENSE_MASK (TH_INTR_UP_DN_EN << 0 )
#define SENSOR_PDIV 0 x1c0
#define SENSOR_PDIV_CPU_MASK (0 xf << 12 )
#define SENSOR_PDIV_GPU_MASK (0 xf << 8 )
#define SENSOR_PDIV_MEM_MASK (0 xf << 4 )
#define SENSOR_PDIV_PLLX_MASK (0 xf << 0 )
#define SENSOR_HOTSPOT_OFF 0 x1c4
#define SENSOR_HOTSPOT_CPU_MASK (0 xff << 16 )
#define SENSOR_HOTSPOT_GPU_MASK (0 xff << 8 )
#define SENSOR_HOTSPOT_MEM_MASK (0 xff << 0 )
#define SENSOR_TEMP1 0 x1c8
#define SENSOR_TEMP1_CPU_TEMP_MASK (0 xffff << 16 )
#define SENSOR_TEMP1_GPU_TEMP_MASK 0 xffff
#define SENSOR_TEMP2 0 x1cc
#define SENSOR_TEMP2_MEM_TEMP_MASK (0 xffff << 16 )
#define SENSOR_TEMP2_PLLX_TEMP_MASK 0 xffff
/**
* struct tegra_tsensor_group - SOC_THERM sensor group data
* @ name : short name of the temperature sensor group
* @ id : numeric ID of the temperature sensor group
* @ sensor_temp_offset : offset of the SENSOR_TEMP * register
* @ sensor_temp_mask : bit mask for this sensor group in SENSOR_TEMP * register
* @ pdiv : the sensor count post - divider to use during runtime
* @ pdiv_ate : the sensor count post - divider used during automated test
* @ pdiv_mask : register bitfield mask for the PDIV field for this sensor
* @ pllx_hotspot_diff : hotspot offset from the PLLX sensor , must be 0 for
PLLX sensor group
* @ pllx_hotspot_mask : register bitfield mask for the HOTSPOT field
*/
struct tegra_tsensor_group {
const char *name;
u8 id;
u16 sensor_temp_offset;
u32 sensor_temp_mask;
u32 pdiv, pdiv_ate, pdiv_mask;
u32 pllx_hotspot_diff, pllx_hotspot_mask;
u32 thermtrip_enable_mask;
u32 thermtrip_any_en_mask;
u32 thermtrip_threshold_mask;
u32 thermctl_isr_mask;
u16 thermctl_lvl0_offset;
u32 thermctl_lvl0_up_thresh_mask;
u32 thermctl_lvl0_dn_thresh_mask;
};
struct tegra_tsensor_configuration {
u32 tall, tiddq_en, ten_count, pdiv, pdiv_ate, tsample, tsample_ate;
};
struct tegra_tsensor {
const char *name;
const u32 base;
const struct tegra_tsensor_configuration *config;
const u32 calib_fuse_offset;
/*
* Correction values used to modify values read from
* calibration fuses
*/
const s32 fuse_corr_alpha, fuse_corr_beta;
const struct tegra_tsensor_group *group;
};
struct tsensor_group_thermtrips {
u8 id;
u32 temp;
};
struct tegra_soctherm_fuse {
u32 fuse_base_cp_mask, fuse_base_cp_shift;
u32 fuse_base_ft_mask, fuse_base_ft_shift;
u32 fuse_shift_ft_mask, fuse_shift_ft_shift;
u32 fuse_spare_realignment;
};
struct tsensor_shared_calib {
u32 base_cp, base_ft;
u32 actual_temp_cp, actual_temp_ft;
};
struct tegra_soctherm_soc {
const struct tegra_tsensor *tsensors;
const unsigned int num_tsensors;
const struct tegra_tsensor_group **ttgs;
const unsigned int num_ttgs;
const struct tegra_soctherm_fuse *tfuse;
const int thresh_grain;
const unsigned int bptt;
const bool use_ccroc;
struct tsensor_group_thermtrips *thermtrips;
};
int tegra_calc_shared_calib(const struct tegra_soctherm_fuse *tfuse,
struct tsensor_shared_calib *shared);
int tegra_calc_tsensor_calib(const struct tegra_tsensor *sensor,
const struct tsensor_shared_calib *shared,
u32 *calib);
#ifdef CONFIG_ARCH_TEGRA_124_SOC
extern const struct tegra_soctherm_soc tegra124_soctherm;
#endif
#ifdef CONFIG_ARCH_TEGRA_132_SOC
extern const struct tegra_soctherm_soc tegra132_soctherm;
#endif
#ifdef CONFIG_ARCH_TEGRA_210_SOC
extern const struct tegra_soctherm_soc tegra210_soctherm;
#endif
#endif
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(vorverarbeitet am 2026-09-28)
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