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