mirror of
https://github.com/Atmosphere-NX/Atmosphere
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52 lines
1.5 KiB
C
52 lines
1.5 KiB
C
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/*
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* Copyright (c) 2018 Atmosphère-NX
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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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#ifndef EXOSPHERE_REBOOTSTUB_I2C_H
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#define EXOSPHERE_REBOOTSTUB_I2C_H
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#include "utils.h"
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/* I2C_BASE = I2C4. */
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#define I2C_BASE (0x7000D000)
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#define MAKE_I2C_REG(ofs) (MAKE_REG32(I2C_BASE + ofs))
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#define I2C_I2C_CNFG_0 MAKE_I2C_REG(0x000)
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#define I2C_I2C_CMD_ADDR0_0 MAKE_I2C_REG(0x004)
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#define I2C_I2C_CMD_DATA1_0 MAKE_I2C_REG(0x00C)
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#define I2C_I2C_STATUS_0 MAKE_I2C_REG(0x01C)
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#define I2C_INTERRUPT_STATUS_REGISTER_0 MAKE_I2C_REG(0x068)
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#define I2C_I2C_CLK_DIVISOR_REGISTER_0 MAKE_I2C_REG(0x06C)
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#define I2C_I2C_BUS_CLEAR_CONFIG_0 MAKE_I2C_REG(0x084)
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#define I2C_I2C_BUS_CLEAR_STATUS_0 MAKE_I2C_REG(0x088)
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#define I2C_I2C_CONFIG_LOAD_0 MAKE_I2C_REG(0x08C)
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void i2c_init(void);
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void i2c_stop_rtc_alarm(void);
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void i2c_send_shutdown_cmd(void);
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#endif
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