kopia lustrzana https://github.com/espressif/esp-idf
84 wiersze
3.3 KiB
C
84 wiersze
3.3 KiB
C
// Copyright 2015-2020 Espressif Systems (Shanghai) PTE LTD
|
|
//
|
|
// Licensed under the Apache License, Version 2.0 (the "License");
|
|
// you may not use this file except in compliance with the License.
|
|
// You may obtain a copy of the License at
|
|
//
|
|
// http://www.apache.org/licenses/LICENSE-2.0
|
|
//
|
|
// Unless required by applicable law or agreed to in writing, software
|
|
// distributed under the License is distributed on an "AS IS" BASIS,
|
|
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
// See the License for the specific language governing permissions and
|
|
// limitations under the License.
|
|
|
|
#pragma once
|
|
|
|
#include <stdint.h>
|
|
#include "regi2c_bbpll.h"
|
|
#include "regi2c_dig_reg.h"
|
|
|
|
/* Analog function control register */
|
|
#define I2C_MST_ANA_CONF0_REG 0x6000E040
|
|
#define I2C_MST_BBPLL_STOP_FORCE_HIGH (BIT(2))
|
|
#define I2C_MST_BBPLL_STOP_FORCE_LOW (BIT(3))
|
|
|
|
#define ANA_CONFIG_REG 0x6000E044
|
|
#define ANA_CONFIG_S (8)
|
|
#define ANA_CONFIG_M (0x3FF)
|
|
/* Clear to enable APLL */
|
|
#define I2C_APLL_M (BIT(14))
|
|
/* Clear to enable BBPLL */
|
|
#define I2C_BBPLL_M (BIT(17))
|
|
/* Clear to enable SAR */
|
|
#define I2C_SAR_M (BIT(18))
|
|
|
|
#define ANA_CONFIG2_REG 0x6000E048
|
|
#define ANA_SAR_CFG2_M (BIT(16))
|
|
|
|
/* ROM functions which read/write internal control bus */
|
|
uint8_t rom_i2c_readReg(uint8_t block, uint8_t host_id, uint8_t reg_add);
|
|
uint8_t rom_i2c_readReg_Mask(uint8_t block, uint8_t host_id, uint8_t reg_add, uint8_t msb, uint8_t lsb);
|
|
void rom_i2c_writeReg(uint8_t block, uint8_t host_id, uint8_t reg_add, uint8_t data);
|
|
void rom_i2c_writeReg_Mask(uint8_t block, uint8_t host_id, uint8_t reg_add, uint8_t msb, uint8_t lsb, uint8_t data);
|
|
|
|
#ifdef BOOTLOADER_BUILD
|
|
|
|
/**
|
|
* If compiling for the bootloader, ROM functions can be called directly,
|
|
* without the need of a lock.
|
|
*/
|
|
#define regi2c_ctrl_read_reg rom_i2c_readReg
|
|
#define regi2c_ctrl_read_reg_mask rom_i2c_readReg_Mask
|
|
#define regi2c_ctrl_write_reg rom_i2c_writeReg
|
|
#define regi2c_ctrl_write_reg_mask rom_i2c_writeReg_Mask
|
|
|
|
#else
|
|
|
|
#define i2c_read_reg_raw rom_i2c_readReg
|
|
#define i2c_read_reg_mask_raw rom_i2c_readReg_Mask
|
|
#define i2c_write_reg_raw rom_i2c_writeReg
|
|
#define i2c_write_reg_mask_raw rom_i2c_writeReg_Mask
|
|
|
|
uint8_t regi2c_ctrl_read_reg(uint8_t block, uint8_t host_id, uint8_t reg_add);
|
|
uint8_t regi2c_ctrl_read_reg_mask(uint8_t block, uint8_t host_id, uint8_t reg_add, uint8_t msb, uint8_t lsb);
|
|
void regi2c_ctrl_write_reg(uint8_t block, uint8_t host_id, uint8_t reg_add, uint8_t data);
|
|
void regi2c_ctrl_write_reg_mask(uint8_t block, uint8_t host_id, uint8_t reg_add, uint8_t msb, uint8_t lsb, uint8_t data);
|
|
|
|
#endif // BOOTLOADER_BUILD
|
|
|
|
/* Convenience macros for the above functions, these use register definitions
|
|
* from regi2c_bbpll.h/regi2c_dig_reg.h/regi2c_ulp.h header files.
|
|
*/
|
|
#define REGI2C_WRITE_MASK(block, reg_add, indata) \
|
|
regi2c_ctrl_write_reg_mask(block, block##_HOSTID, reg_add, reg_add##_MSB, reg_add##_LSB, indata)
|
|
|
|
#define REGI2C_READ_MASK(block, reg_add) \
|
|
regi2c_ctrl_read_reg_mask(block, block##_HOSTID, reg_add, reg_add##_MSB, reg_add##_LSB)
|
|
|
|
#define REGI2C_WRITE(block, reg_add, indata) \
|
|
regi2c_ctrl_write_reg(block, block##_HOSTID, reg_add, indata)
|
|
|
|
#define REGI2C_READ(block, reg_add) \
|
|
regi2c_ctrl_read_reg(block, block##_HOSTID, reg_add)
|