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53 lines
1.3 KiB
C
53 lines
1.3 KiB
C
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/*
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* SOC/PCB Temperature driver for Nintendo Switch's TI TMP451
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*
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* Copyright (c) 2018 CTCaer
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms and conditions of the GNU General Public License,
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* version 2, as published by the Free Software Foundation.
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*
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* This program is distributed in the hope it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "tmp451.h"
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#include "../soc/i2c.h"
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u16 tmp451_get_soc_temp(bool intenger)
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{
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u8 val;
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u16 temp = 0;
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val = i2c_recv_byte(I2C_1, TMP451_I2C_ADDR, TMP451_SOC_TEMP_REG);
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if (intenger)
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return val;
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temp = val << 8;
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val = i2c_recv_byte(I2C_1, TMP451_I2C_ADDR, TMP451_SOC_TMP_DEC_REG);
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temp |= ((val >> 4) * 625) / 100;
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return temp;
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}
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u16 tmp451_get_pcb_temp(bool intenger)
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{
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u8 val;
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u16 temp = 0;
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val = i2c_recv_byte(I2C_1, TMP451_I2C_ADDR, TMP451_PCB_TEMP_REG);
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if (intenger)
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return val;
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temp = val << 8;
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val = i2c_recv_byte(I2C_1, TMP451_I2C_ADDR, TMP451_PCB_TMP_DEC_REG);
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temp |= ((val >> 4) * 625) / 100;
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return temp;
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}
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