hekate/bdk/thermal/tmp451.h
CTCaer 8fc5267110 tmp451: Show correct temperature for T210B01
The thermal measurement substrate transistor was changed in Mariko SoCs.
This ensures that it's properly offset by -12.5 °C.
2021-01-14 17:58:23 +02:00

46 lines
1.4 KiB
C

/*
* SOC/PCB Temperature driver for Nintendo Switch's TI TMP451
*
* Copyright (c) 2018 CTCaer
*
* This program is free software; you can redistribute it and/or modify it
* under the terms and conditions of the GNU General Public License,
* version 2, as published by the Free Software Foundation.
*
* This program is distributed in the hope 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.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef __TMP451_H_
#define __TMP451_H_
#include <utils/types.h>
#define TMP451_I2C_ADDR 0x4C
#define TMP451_PCB_TEMP_REG 0x00
#define TMP451_SOC_TEMP_REG 0x01
#define TMP451_CONFIG_REG 0x09
#define TMP451_CNV_RATE_REG 0x0A
#define TMP451_SOC_TMP_DEC_REG 0x10
#define TMP451_PCB_TMP_DEC_REG 0x15
#define TMP451_SOC_TMP_OFH_REG 0x11
#define TMP451_SOC_TMP_OFL_REG 0x12
// If input is false, the return value is packed. MSByte is the integer in oC
// and the LSByte is the decimal point truncated to 2 decimal places.
// Otherwise it's an integer oC.
u16 tmp451_get_soc_temp(bool integer);
u16 tmp451_get_pcb_temp(bool integer);
void tmp451_init();
void tmp451_end();
#endif /* __TMP451_H_ */