Atmosphere/sept/sept-secondary/src/i2c.h
2019-07-21 19:18:15 +01:00

105 lines
3.4 KiB
C

/*
* Copyright (c) 2018-2019 Atmosphère-NX
*
* 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 FUSEE_I2C_H
#define FUSEE_I2C_H
#include <stdbool.h>
#include <stdint.h>
#include <string.h>
#define I2C1234_BASE 0x7000C000
#define I2C56_BASE 0x7000D000
#define MAX77621_CPU_I2C_ADDR 0x1B
#define MAX77621_GPU_I2C_ADDR 0x1C
#define MAX17050_I2C_ADDR 0x36
#define MAX77620_PWR_I2C_ADDR 0x3C
#define MAX77620_RTC_I2C_ADDR 0x68
#define BQ24193_I2C_ADDR 0x6B
typedef enum {
I2C_1 = 0,
I2C_2 = 1,
I2C_3 = 2,
I2C_4 = 3,
I2C_5 = 4,
I2C_6 = 5,
} I2CDevice;
typedef struct {
uint32_t I2C_I2C_CNFG_0;
uint32_t I2C_I2C_CMD_ADDR0_0;
uint32_t I2C_I2C_CMD_ADDR1_0;
uint32_t I2C_I2C_CMD_DATA1_0;
uint32_t I2C_I2C_CMD_DATA2_0;
uint32_t _0x14;
uint32_t _0x18;
uint32_t I2C_I2C_STATUS_0;
uint32_t I2C_I2C_SL_CNFG_0;
uint32_t I2C_I2C_SL_RCVD_0;
uint32_t I2C_I2C_SL_STATUS_0;
uint32_t I2C_I2C_SL_ADDR1_0;
uint32_t I2C_I2C_SL_ADDR2_0;
uint32_t I2C_I2C_TLOW_SEXT_0;
uint32_t _0x38;
uint32_t I2C_I2C_SL_DELAY_COUNT_0;
uint32_t I2C_I2C_SL_INT_MASK_0;
uint32_t I2C_I2C_SL_INT_SOURCE_0;
uint32_t I2C_I2C_SL_INT_SET_0;
uint32_t _0x4C;
uint32_t I2C_I2C_TX_PACKET_FIFO_0;
uint32_t I2C_I2C_RX_FIFO_0;
uint32_t I2C_PACKET_TRANSFER_STATUS_0;
uint32_t I2C_FIFO_CONTROL_0;
uint32_t I2C_FIFO_STATUS_0;
uint32_t I2C_INTERRUPT_MASK_REGISTER_0;
uint32_t I2C_INTERRUPT_STATUS_REGISTER_0;
uint32_t I2C_I2C_CLK_DIVISOR_REGISTER_0;
uint32_t I2C_I2C_INTERRUPT_SOURCE_REGISTER_0;
uint32_t I2C_I2C_INTERRUPT_SET_REGISTER_0;
uint32_t I2C_I2C_SLV_TX_PACKET_FIFO_0;
uint32_t I2C_I2C_SLV_RX_FIFO_0;
uint32_t I2C_I2C_SLV_PACKET_STATUS_0;
uint32_t I2C_I2C_BUS_CLEAR_CONFIG_0;
uint32_t I2C_I2C_BUS_CLEAR_STATUS_0;
uint32_t I2C_I2C_CONFIG_LOAD_0;
uint32_t _0x90;
uint32_t I2C_I2C_INTERFACE_TIMING_0_0;
uint32_t I2C_I2C_INTERFACE_TIMING_1_0;
uint32_t I2C_I2C_HS_INTERFACE_TIMING_0_0;
uint32_t I2C_I2C_HS_INTERFACE_TIMING_1_0;
} tegra_i2c_t;
#define I2C1_REGS ((volatile tegra_i2c_t *)(I2C1234_BASE + 0x000))
#define I2C2_REGS ((volatile tegra_i2c_t *)(I2C1234_BASE + 0x400))
#define I2C3_REGS ((volatile tegra_i2c_t *)(I2C1234_BASE + 0x500))
#define I2C4_REGS ((volatile tegra_i2c_t *)(I2C1234_BASE + 0x700))
#define I2C5_REGS ((volatile tegra_i2c_t *)(I2C56_BASE + 0x000))
#define I2C6_REGS ((volatile tegra_i2c_t *)(I2C56_BASE + 0x100))
void i2c_config(I2CDevice id);
void i2c_init(I2CDevice id);
bool i2c_query(I2CDevice id, uint8_t device, uint8_t r, void *dst, size_t dst_size);
bool i2c_send(I2CDevice id, uint8_t device, uint8_t r, void *src, size_t src_size);
void i2c_send_pmic_cpu_shutdown_cmd(void);
bool i2c_query_ti_charger_bit_7(void);
void i2c_clear_ti_charger_bit_7(void);
void i2c_set_ti_charger_bit_7(void);
#endif