staging: omap-thermal: add OMAP5 data structures
This patch adds the data structures needed for proper registration of OMAP5 chips. This patch includes definitions for these chip versions: . OMAP5430 Signed-off-by: Eduardo Valentin <eduardo.valentin@ti.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Eduardo Valentin
Greg Kroah-Hartman
parent
1a31270e54
commit
949f5a505c
5 changed files with 322 additions and 0 deletions
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@ -32,3 +32,15 @@ config OMAP4_THERMAL
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This includes alert interrupts generation and also the TSHUT
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support.
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config OMAP5_THERMAL
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bool "Texas Instruments OMAP5 thermal support"
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depends on OMAP_BANDGAP
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depends on SOC_OMAP5
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help
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If you say yes here you get thermal support for the Texas Instruments
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OMAP5 SoC family. The current chip supported are:
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- OMAP5430
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This includes alert interrupts generation and also the TSHUT
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support.
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@ -2,3 +2,4 @@ obj-$(CONFIG_OMAP_BANDGAP) += omap-thermal.o
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omap-thermal-y := omap-bandgap.o
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omap-thermal-$(CONFIG_OMAP_THERMAL) += omap-thermal-common.o
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omap-thermal-$(CONFIG_OMAP4_THERMAL) += omap4-thermal.o
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omap-thermal-$(CONFIG_OMAP5_THERMAL) += omap5-thermal.o
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@ -1157,6 +1157,12 @@ static const struct of_device_id of_omap_bandgap_match[] = {
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.compatible = "ti,omap4470-bandgap",
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.data = (void *)&omap4470_data,
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},
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#endif
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#ifdef CONFIG_OMAP5_THERMAL
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{
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.compatible = "ti,omap5430-bandgap",
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.data = (void *)&omap5430_data,
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},
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#endif
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/* Sentinel */
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{ },
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@ -432,4 +432,10 @@ extern const struct omap_bandgap_data omap4470_data;
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#define omap4470_data NULL
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#endif
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#ifdef CONFIG_OMAP5_THERMAL
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extern const struct omap_bandgap_data omap5430_data;
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#else
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#define omap5430_data NULL
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#endif
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#endif
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297
drivers/staging/omap-thermal/omap5-thermal.c
Normal file
297
drivers/staging/omap-thermal/omap5-thermal.c
Normal file
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@ -0,0 +1,297 @@
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/*
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* OMAP5 thermal driver.
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*
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* Copyright (C) 2011-2012 Texas Instruments Inc.
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* Contact:
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* Eduardo Valentin <eduardo.valentin@ti.com>
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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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#include "omap-bandgap.h"
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#include "omap-thermal.h"
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/*
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* omap5430 has one instance of thermal sensor for MPU
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* need to describe the individual bit fields
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*/
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static struct temp_sensor_registers
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omap5430_mpu_temp_sensor_registers = {
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.temp_sensor_ctrl = OMAP5430_TEMP_SENSOR_MPU_OFFSET,
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.bgap_tempsoff_mask = OMAP5430_BGAP_TEMPSOFF_MASK,
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.bgap_soc_mask = OMAP5430_BGAP_TEMP_SENSOR_SOC_MASK,
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.bgap_eocz_mask = OMAP5430_BGAP_TEMP_SENSOR_EOCZ_MASK,
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.bgap_dtemp_mask = OMAP5430_BGAP_TEMP_SENSOR_DTEMP_MASK,
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.bgap_mask_ctrl = OMAP5430_BGAP_CTRL_OFFSET,
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.mask_hot_mask = OMAP5430_MASK_HOT_MPU_MASK,
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.mask_cold_mask = OMAP5430_MASK_COLD_MPU_MASK,
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.bgap_mode_ctrl = OMAP5430_BGAP_COUNTER_MPU_OFFSET,
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.mode_ctrl_mask = OMAP5430_REPEAT_MODE_MASK,
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.bgap_counter = OMAP5430_BGAP_COUNTER_MPU_OFFSET,
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.counter_mask = OMAP5430_COUNTER_MASK,
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.bgap_threshold = OMAP5430_BGAP_THRESHOLD_MPU_OFFSET,
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.threshold_thot_mask = OMAP5430_T_HOT_MASK,
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.threshold_tcold_mask = OMAP5430_T_COLD_MASK,
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.tshut_threshold = OMAP5430_BGAP_TSHUT_MPU_OFFSET,
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.tshut_hot_mask = OMAP5430_TSHUT_HOT_MASK,
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.tshut_cold_mask = OMAP5430_TSHUT_COLD_MASK,
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.bgap_status = OMAP5430_BGAP_STATUS_OFFSET,
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.status_clean_stop_mask = 0x0,
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.status_bgap_alert_mask = OMAP5430_BGAP_ALERT_MASK,
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.status_hot_mask = OMAP5430_HOT_MPU_FLAG_MASK,
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.status_cold_mask = OMAP5430_COLD_MPU_FLAG_MASK,
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.bgap_efuse = OMAP5430_FUSE_OPP_BGAP_MPU,
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};
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/*
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* omap5430 has one instance of thermal sensor for GPU
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* need to describe the individual bit fields
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*/
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static struct temp_sensor_registers
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omap5430_gpu_temp_sensor_registers = {
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.temp_sensor_ctrl = OMAP5430_TEMP_SENSOR_GPU_OFFSET,
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.bgap_tempsoff_mask = OMAP5430_BGAP_TEMPSOFF_MASK,
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.bgap_soc_mask = OMAP5430_BGAP_TEMP_SENSOR_SOC_MASK,
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.bgap_eocz_mask = OMAP5430_BGAP_TEMP_SENSOR_EOCZ_MASK,
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.bgap_dtemp_mask = OMAP5430_BGAP_TEMP_SENSOR_DTEMP_MASK,
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.bgap_mask_ctrl = OMAP5430_BGAP_CTRL_OFFSET,
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.mask_hot_mask = OMAP5430_MASK_HOT_MM_MASK,
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.mask_cold_mask = OMAP5430_MASK_COLD_MM_MASK,
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.bgap_mode_ctrl = OMAP5430_BGAP_COUNTER_GPU_OFFSET,
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.mode_ctrl_mask = OMAP5430_REPEAT_MODE_MASK,
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.bgap_counter = OMAP5430_BGAP_COUNTER_GPU_OFFSET,
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.counter_mask = OMAP5430_COUNTER_MASK,
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.bgap_threshold = OMAP5430_BGAP_THRESHOLD_GPU_OFFSET,
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.threshold_thot_mask = OMAP5430_T_HOT_MASK,
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.threshold_tcold_mask = OMAP5430_T_COLD_MASK,
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.tshut_threshold = OMAP5430_BGAP_TSHUT_GPU_OFFSET,
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.tshut_hot_mask = OMAP5430_TSHUT_HOT_MASK,
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.tshut_cold_mask = OMAP5430_TSHUT_COLD_MASK,
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.bgap_status = OMAP5430_BGAP_STATUS_OFFSET,
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.status_clean_stop_mask = 0x0,
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.status_bgap_alert_mask = OMAP5430_BGAP_ALERT_MASK,
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.status_hot_mask = OMAP5430_HOT_MM_FLAG_MASK,
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.status_cold_mask = OMAP5430_COLD_MM_FLAG_MASK,
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.bgap_efuse = OMAP5430_FUSE_OPP_BGAP_GPU,
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};
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/*
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* omap5430 has one instance of thermal sensor for CORE
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* need to describe the individual bit fields
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*/
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static struct temp_sensor_registers
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omap5430_core_temp_sensor_registers = {
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.temp_sensor_ctrl = OMAP5430_TEMP_SENSOR_CORE_OFFSET,
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.bgap_tempsoff_mask = OMAP5430_BGAP_TEMPSOFF_MASK,
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.bgap_soc_mask = OMAP5430_BGAP_TEMP_SENSOR_SOC_MASK,
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.bgap_eocz_mask = OMAP5430_BGAP_TEMP_SENSOR_EOCZ_MASK,
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.bgap_dtemp_mask = OMAP5430_BGAP_TEMP_SENSOR_DTEMP_MASK,
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.bgap_mask_ctrl = OMAP5430_BGAP_CTRL_OFFSET,
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.mask_hot_mask = OMAP5430_MASK_HOT_CORE_MASK,
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.mask_cold_mask = OMAP5430_MASK_COLD_CORE_MASK,
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.bgap_mode_ctrl = OMAP5430_BGAP_COUNTER_CORE_OFFSET,
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.mode_ctrl_mask = OMAP5430_REPEAT_MODE_MASK,
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.bgap_counter = OMAP5430_BGAP_COUNTER_CORE_OFFSET,
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.counter_mask = OMAP5430_COUNTER_MASK,
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.bgap_threshold = OMAP5430_BGAP_THRESHOLD_CORE_OFFSET,
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.threshold_thot_mask = OMAP5430_T_HOT_MASK,
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.threshold_tcold_mask = OMAP5430_T_COLD_MASK,
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.tshut_threshold = OMAP5430_BGAP_TSHUT_CORE_OFFSET,
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.tshut_hot_mask = OMAP5430_TSHUT_HOT_MASK,
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.tshut_cold_mask = OMAP5430_TSHUT_COLD_MASK,
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.bgap_status = OMAP5430_BGAP_STATUS_OFFSET,
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.status_clean_stop_mask = 0x0,
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.status_bgap_alert_mask = OMAP5430_BGAP_ALERT_MASK,
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.status_hot_mask = OMAP5430_HOT_CORE_FLAG_MASK,
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.status_cold_mask = OMAP5430_COLD_CORE_FLAG_MASK,
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.bgap_efuse = OMAP5430_FUSE_OPP_BGAP_CORE,
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};
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/* Thresholds and limits for OMAP5430 MPU temperature sensor */
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static struct temp_sensor_data omap5430_mpu_temp_sensor_data = {
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.tshut_hot = OMAP5430_MPU_TSHUT_HOT,
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.tshut_cold = OMAP5430_MPU_TSHUT_COLD,
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.t_hot = OMAP5430_MPU_T_HOT,
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.t_cold = OMAP5430_MPU_T_COLD,
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.min_freq = OMAP5430_MPU_MIN_FREQ,
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.max_freq = OMAP5430_MPU_MAX_FREQ,
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.max_temp = OMAP5430_MPU_MAX_TEMP,
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.min_temp = OMAP5430_MPU_MIN_TEMP,
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.hyst_val = OMAP5430_MPU_HYST_VAL,
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.adc_start_val = OMAP5430_ADC_START_VALUE,
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.adc_end_val = OMAP5430_ADC_END_VALUE,
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.update_int1 = 1000,
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.update_int2 = 2000,
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};
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/* Thresholds and limits for OMAP5430 GPU temperature sensor */
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static struct temp_sensor_data omap5430_gpu_temp_sensor_data = {
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.tshut_hot = OMAP5430_GPU_TSHUT_HOT,
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.tshut_cold = OMAP5430_GPU_TSHUT_COLD,
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.t_hot = OMAP5430_GPU_T_HOT,
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.t_cold = OMAP5430_GPU_T_COLD,
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.min_freq = OMAP5430_GPU_MIN_FREQ,
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.max_freq = OMAP5430_GPU_MAX_FREQ,
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.max_temp = OMAP5430_GPU_MAX_TEMP,
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.min_temp = OMAP5430_GPU_MIN_TEMP,
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.hyst_val = OMAP5430_GPU_HYST_VAL,
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.adc_start_val = OMAP5430_ADC_START_VALUE,
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.adc_end_val = OMAP5430_ADC_END_VALUE,
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.update_int1 = 1000,
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.update_int2 = 2000,
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};
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/* Thresholds and limits for OMAP5430 CORE temperature sensor */
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static struct temp_sensor_data omap5430_core_temp_sensor_data = {
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.tshut_hot = OMAP5430_CORE_TSHUT_HOT,
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.tshut_cold = OMAP5430_CORE_TSHUT_COLD,
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.t_hot = OMAP5430_CORE_T_HOT,
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.t_cold = OMAP5430_CORE_T_COLD,
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.min_freq = OMAP5430_CORE_MIN_FREQ,
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.max_freq = OMAP5430_CORE_MAX_FREQ,
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.max_temp = OMAP5430_CORE_MAX_TEMP,
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.min_temp = OMAP5430_CORE_MIN_TEMP,
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.hyst_val = OMAP5430_CORE_HYST_VAL,
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.adc_start_val = OMAP5430_ADC_START_VALUE,
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.adc_end_val = OMAP5430_ADC_END_VALUE,
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.update_int1 = 1000,
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.update_int2 = 2000,
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};
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static const int
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omap5430_adc_to_temp[OMAP5430_ADC_END_VALUE - OMAP5430_ADC_START_VALUE + 1] = {
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-40000, -40000, -40000, -40000, -39800, -39400, -39000, -38600,
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-38200, -37800, -37300, -36800,
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-36400, -36000, -35600, -35200, -34800, -34300, -33800, -33400, -33000,
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-32600,
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-32200, -31800, -31300, -30800, -30400, -30000, -29600, -29200, -28700,
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-28200, -27800, -27400, -27000, -26600, -26200, -25700, -25200, -24800,
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-24400, -24000, -23600, -23200, -22700, -22200, -21800, -21400, -21000,
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-20600, -20200, -19700, -19200, -9300, -18400, -18000, -17600, -17200,
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-16700, -16200, -15800, -15400, -15000, -14600, -14200, -13700, -13200,
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-12800, -12400, -12000, -11600, -11200, -10700, -10200, -9800, -9400,
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-9000,
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-8600, -8200, -7700, -7200, -6800, -6400, -6000, -5600, -5200, -4800,
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-4300,
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-3800, -3400, -3000, -2600, -2200, -1800, -1300, -800, -400, 0, 400,
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800,
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1200, 1600, 2100, 2600, 3000, 3400, 3800, 4200, 4600, 5100, 5600, 6000,
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6400, 6800, 7200, 7600, 8000, 8500, 9000, 9400, 9800, 10200, 10800,
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11100,
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11400, 11900, 12400, 12800, 13200, 13600, 14000, 14400, 14800, 15300,
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15800,
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16200, 16600, 17000, 17400, 17800, 18200, 18700, 19200, 19600, 20000,
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20400,
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20800, 21200, 21600, 22100, 22600, 23000, 23400, 23800, 24200, 24600,
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25000,
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25400, 25900, 26400, 26800, 27200, 27600, 28000, 28400, 28800, 29300,
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29800,
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30200, 30600, 31000, 31400, 31800, 32200, 32600, 33100, 33600, 34000,
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34400,
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34800, 35200, 35600, 36000, 36400, 36800, 37300, 37800, 38200, 38600,
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39000,
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39400, 39800, 40200, 40600, 41100, 41600, 42000, 42400, 42800, 43200,
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43600,
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44000, 44400, 44800, 45300, 45800, 46200, 46600, 47000, 47400, 47800,
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48200,
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48600, 49000, 49500, 50000, 50400, 50800, 51200, 51600, 52000, 52400,
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52800,
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53200, 53700, 54200, 54600, 55000, 55400, 55800, 56200, 56600, 57000,
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57400,
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57800, 58200, 58700, 59200, 59600, 60000, 60400, 60800, 61200, 61600,
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62000,
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62400, 62800, 63300, 63800, 64200, 64600, 65000, 65400, 65800, 66200,
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66600,
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67000, 67400, 67800, 68200, 68700, 69200, 69600, 70000, 70400, 70800,
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71200,
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71600, 72000, 72400, 72800, 73200, 73600, 74100, 74600, 75000, 75400,
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75800,
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76200, 76600, 77000, 77400, 77800, 78200, 78600, 79000, 79400, 79800,
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80300,
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80800, 81200, 81600, 82000, 82400, 82800, 83200, 83600, 84000, 84400,
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84800,
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85200, 85600, 86000, 86400, 86800, 87300, 87800, 88200, 88600, 89000,
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89400,
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89800, 90200, 90600, 91000, 91400, 91800, 92200, 92600, 93000, 93400,
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93800,
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94200, 94600, 95000, 95500, 96000, 96400, 96800, 97200, 97600, 98000,
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98400,
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98800, 99200, 99600, 100000, 100400, 100800, 101200, 101600, 102000,
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102400,
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102800, 103200, 103600, 104000, 104400, 104800, 105200, 105600, 106100,
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106600, 107000, 107400, 107800, 108200, 108600, 109000, 109400, 109800,
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110200, 110600, 111000, 111400, 111800, 112200, 112600, 113000, 113400,
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113800, 114200, 114600, 115000, 115400, 115800, 116200, 116600, 117000,
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117400, 117800, 118200, 118600, 119000, 119400, 119800, 120200, 120600,
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121000, 121400, 121800, 122200, 122600, 123000, 123400, 123800, 124200,
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124600, 124900, 125000, 125000, 125000, 125000,
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};
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const struct omap_bandgap_data omap5430_data = {
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.features = OMAP_BANDGAP_FEATURE_TSHUT_CONFIG |
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OMAP_BANDGAP_FEATURE_TALERT |
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OMAP_BANDGAP_FEATURE_MODE_CONFIG |
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OMAP_BANDGAP_FEATURE_COUNTER,
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.fclock_name = "ts_clk_div_ck",
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.div_ck_name = "ts_clk_div_ck",
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.conv_table = omap5430_adc_to_temp,
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.expose_sensor = omap_thermal_expose_sensor,
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.remove_sensor = omap_thermal_remove_sensor,
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.sensors = {
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{
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.registers = &omap5430_mpu_temp_sensor_registers,
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.ts_data = &omap5430_mpu_temp_sensor_data,
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.domain = "cpu",
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.register_cooling = omap_thermal_register_cpu_cooling,
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.unregister_cooling = omap_thermal_unregister_cpu_cooling,
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.slope = OMAP_GRADIENT_SLOPE_5430_CPU,
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.constant = OMAP_GRADIENT_CONST_5430_CPU,
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.slope_pcb = OMAP_GRADIENT_SLOPE_W_PCB_5430_CPU,
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.constant_pcb = OMAP_GRADIENT_CONST_W_PCB_5430_CPU,
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},
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{
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.registers = &omap5430_gpu_temp_sensor_registers,
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.ts_data = &omap5430_gpu_temp_sensor_data,
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.domain = "gpu",
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.slope = OMAP_GRADIENT_SLOPE_5430_GPU,
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.constant = OMAP_GRADIENT_CONST_5430_GPU,
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.slope_pcb = OMAP_GRADIENT_SLOPE_W_PCB_5430_GPU,
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.constant_pcb = OMAP_GRADIENT_CONST_W_PCB_5430_GPU,
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},
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||||
{
|
||||
.registers = &omap5430_core_temp_sensor_registers,
|
||||
.ts_data = &omap5430_core_temp_sensor_data,
|
||||
.domain = "core",
|
||||
},
|
||||
},
|
||||
.sensor_count = 3,
|
||||
};
|
||||
Loading…
Reference in a new issue