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| author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 18:49:45 +0000 |
|---|---|---|
| committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 18:49:45 +0000 |
| commit | 2c3c1048746a4622d8c89a29670120dc8fab93c4 (patch) | |
| tree | 848558de17fb3008cdf4d861b01ac7781903ce39 /drivers/thermal/ti-soc-thermal/ti-thermal.h | |
| parent | Initial commit. (diff) | |
| download | linux-upstream.tar.xz linux-upstream.zip | |
Adding upstream version 6.1.76.upstream/6.1.76upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'drivers/thermal/ti-soc-thermal/ti-thermal.h')
| -rw-r--r-- | drivers/thermal/ti-soc-thermal/ti-thermal.h | 93 |
1 files changed, 93 insertions, 0 deletions
diff --git a/drivers/thermal/ti-soc-thermal/ti-thermal.h b/drivers/thermal/ti-soc-thermal/ti-thermal.h new file mode 100644 index 000000000..c388ecf31 --- /dev/null +++ b/drivers/thermal/ti-soc-thermal/ti-thermal.h @@ -0,0 +1,93 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ +/* + * OMAP thermal definitions + * + * Copyright (C) 2012 Texas Instruments Incorporated - http://www.ti.com/ + * Contact: + * Eduardo Valentin <eduardo.valentin@ti.com> + */ +#ifndef __TI_THERMAL_H +#define __TI_THERMAL_H + +#include "ti-bandgap.h" + +/* PCB sensor calculation constants */ +#define OMAP_GRADIENT_SLOPE_W_PCB_4430 0 +#define OMAP_GRADIENT_CONST_W_PCB_4430 20000 +#define OMAP_GRADIENT_SLOPE_W_PCB_4460 1142 +#define OMAP_GRADIENT_CONST_W_PCB_4460 -393 +#define OMAP_GRADIENT_SLOPE_W_PCB_4470 1063 +#define OMAP_GRADIENT_CONST_W_PCB_4470 -477 + +#define OMAP_GRADIENT_SLOPE_W_PCB_5430_CPU 100 +#define OMAP_GRADIENT_CONST_W_PCB_5430_CPU 484 +#define OMAP_GRADIENT_SLOPE_W_PCB_5430_GPU 464 +#define OMAP_GRADIENT_CONST_W_PCB_5430_GPU -5102 + +#define DRA752_GRADIENT_SLOPE_W_PCB 0 +#define DRA752_GRADIENT_CONST_W_PCB 2000 + +/* trip points of interest in milicelsius (at hotspot level) */ +#define OMAP_TRIP_COLD 100000 +#define OMAP_TRIP_HOT 110000 +#define OMAP_TRIP_SHUTDOWN 125000 +#define OMAP_TRIP_NUMBER 2 +#define OMAP_TRIP_STEP \ + ((OMAP_TRIP_SHUTDOWN - OMAP_TRIP_HOT) / (OMAP_TRIP_NUMBER - 1)) + +/* Update rates */ +#define FAST_TEMP_MONITORING_RATE 250 + +/* helper macros */ +/** + * ti_thermal_get_trip_value - returns trip temperature based on index + * @i: trip index + */ +#define ti_thermal_get_trip_value(i) \ + (OMAP_TRIP_HOT + ((i) * OMAP_TRIP_STEP)) + +/** + * ti_thermal_is_valid_trip - check for trip index + * @i: trip index + */ +#define ti_thermal_is_valid_trip(trip) \ + ((trip) >= 0 && (trip) < OMAP_TRIP_NUMBER) + +#ifdef CONFIG_TI_THERMAL +int ti_thermal_expose_sensor(struct ti_bandgap *bgp, int id, char *domain); +int ti_thermal_remove_sensor(struct ti_bandgap *bgp, int id); +int ti_thermal_report_sensor_temperature(struct ti_bandgap *bgp, int id); +int ti_thermal_register_cpu_cooling(struct ti_bandgap *bgp, int id); +int ti_thermal_unregister_cpu_cooling(struct ti_bandgap *bgp, int id); +#else +static inline +int ti_thermal_expose_sensor(struct ti_bandgap *bgp, int id, char *domain) +{ + return 0; +} + +static inline +int ti_thermal_remove_sensor(struct ti_bandgap *bgp, int id) +{ + return 0; +} + +static inline +int ti_thermal_report_sensor_temperature(struct ti_bandgap *bgp, int id) +{ + return 0; +} + +static inline +int ti_thermal_register_cpu_cooling(struct ti_bandgap *bgp, int id) +{ + return 0; +} + +static inline +int ti_thermal_unregister_cpu_cooling(struct ti_bandgap *bgp, int id) +{ + return 0; +} +#endif +#endif |