kopia lustrzana https://github.com/espressif/esp-idf
110 wiersze
4.1 KiB
C
110 wiersze
4.1 KiB
C
// Copyright 2020 Espressif Systems (Shanghai) PTE LTD
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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// Copyright 2015-2020 Espressif Systems (Shanghai) PTE LTD
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#pragma once
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#include <stdint.h>
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#include "regi2c_bbpll.h"
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#include "regi2c_lp_bias.h"
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#include "regi2c_dig_reg.h"
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#include "regi2c_bias.h"
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#include "regi2c_saradc.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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/* Analog function control register */
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#define I2C_MST_ANA_CONF0_REG 0x6000E040
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#define I2C_MST_BBPLL_STOP_FORCE_HIGH (BIT(2))
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#define I2C_MST_BBPLL_STOP_FORCE_LOW (BIT(3))
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#define ANA_CONFIG_REG 0x6000E044
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#define ANA_CONFIG_S (8)
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#define ANA_CONFIG_M (0x3FF)
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#define ANA_I2C_SAR_FORCE_PD BIT(18)
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#define ANA_I2C_BBPLL_M BIT(17) /* Clear to enable BBPLL */
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#define ANA_I2C_APLL_M BIT(14) /* Clear to enable APLL */
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#define ANA_CONFIG2_REG 0x6000E048
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#define ANA_CONFIG2_M BIT(18)
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#define ANA_I2C_SAR_FORCE_PU BIT(16)
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/* ROM functions which read/write internal control bus */
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uint8_t rom_i2c_readReg(uint8_t block, uint8_t host_id, uint8_t reg_add);
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uint8_t rom_i2c_readReg_Mask(uint8_t block, uint8_t host_id, uint8_t reg_add, uint8_t msb, uint8_t lsb);
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void rom_i2c_writeReg(uint8_t block, uint8_t host_id, uint8_t reg_add, uint8_t data);
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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);
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#ifdef BOOTLOADER_BUILD
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/**
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* If compiling for the bootloader, ROM functions can be called directly,
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* without the need of a lock.
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*/
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#define regi2c_ctrl_read_reg rom_i2c_readReg
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#define regi2c_ctrl_read_reg_mask rom_i2c_readReg_Mask
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#define regi2c_ctrl_write_reg rom_i2c_writeReg
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#define regi2c_ctrl_write_reg_mask rom_i2c_writeReg_Mask
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#else
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#define i2c_read_reg_raw rom_i2c_readReg
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#define i2c_read_reg_mask_raw rom_i2c_readReg_Mask
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#define i2c_write_reg_raw rom_i2c_writeReg
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#define i2c_write_reg_mask_raw rom_i2c_writeReg_Mask
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uint8_t regi2c_ctrl_read_reg(uint8_t block, uint8_t host_id, uint8_t reg_add);
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uint8_t regi2c_ctrl_read_reg_mask(uint8_t block, uint8_t host_id, uint8_t reg_add, uint8_t msb, uint8_t lsb);
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void regi2c_ctrl_write_reg(uint8_t block, uint8_t host_id, uint8_t reg_add, uint8_t data);
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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);
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#endif // BOOTLOADER_BUILD
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/* Convenience macros for the above functions, these use register definitions
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* from regi2c_bbpll.h/regi2c_dig_reg.h/regi2c_lp_bias.h/regi2c_bias.h header files.
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*/
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#define REGI2C_WRITE_MASK(block, reg_add, indata) \
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regi2c_ctrl_write_reg_mask(block, block##_HOSTID, reg_add, reg_add##_MSB, reg_add##_LSB, indata)
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#define REGI2C_READ_MASK(block, reg_add) \
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regi2c_ctrl_read_reg_mask(block, block##_HOSTID, reg_add, reg_add##_MSB, reg_add##_LSB)
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#define REGI2C_WRITE(block, reg_add, indata) \
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regi2c_ctrl_write_reg(block, block##_HOSTID, reg_add, indata)
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#define REGI2C_READ(block, reg_add) \
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regi2c_ctrl_read_reg(block, block##_HOSTID, reg_add)
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#ifdef __cplusplus
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}
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#endif
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