/* 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
#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