Atmosphere/emummc/source/soc/i2c.h
Michael Scire b7a370b156 git subrepo clone --branch=develop https://github.com/m4xw/emuMMC emummc
subrepo:
  subdir:   "emummc"
  merged:   "e72e8f1c"
upstream:
  origin:   "https://github.com/m4xw/emuMMC"
  branch:   "develop"
  commit:   "e72e8f1c"
git-subrepo:
  version:  "0.4.0"
  origin:   "https://github.com/ingydotnet/git-subrepo"
  commit:   "5d6aba9"
2019-06-15 21:37:41 -07:00

47 lines
1.3 KiB
C

/*
* Copyright (c) 2018 naehrwert
*
* 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 _I2C_H_
#define _I2C_H_
#include "../utils/types.h"
#define I2C_1 0
#define I2C_2 1
#define I2C_3 2
#define I2C_4 3
#define I2C_5 4
#define I2C_6 5
#define I2C_CNFG 0x00
#define I2C_CMD_ADDR0 0x01
#define I2C_CMD_DATA1 0x03
#define I2C_CMD_DATA2 0x04
#define I2C_STATUS 0x07
#define INTERRUPT_STATUS_REGISTER 0x1A
#define I2C_CLK_DIVISOR_REGISTER 0x1B
#define I2C_BUS_CLEAR_CONFIG 0x21
#define I2C_BUS_CLEAR_STATUS 0x22
#define I2C_CONFIG_LOAD 0x23
void i2c_init(u32 idx);
int i2c_send_buf_small(u32 idx, u32 x, u32 y, u8 *buf, u32 size);
int i2c_recv_buf_small(u8 *buf, u32 size, u32 idx, u32 x, u32 y);
int i2c_send_byte(u32 idx, u32 x, u32 y, u8 b);
u8 i2c_recv_byte(u32 idx, u32 x, u32 y);
#endif