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1.lpc55sxx添加软件模拟SPI驱动 2.lpc55s69 board在Kconfig中添加软件SPI配置项 3.lpc55s69添加通用GPIO引脚定义 4.lpc55s69修正Kconfig中关于软件i2c配置项
64 lines
1.6 KiB
C
64 lines
1.6 KiB
C
/*
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* Copyright (c) 2006-2023, RT-Thread Development Team
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*
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* SPDX-License-Identifier: Apache-2.0
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*
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* Change Logs:
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* Date Author Notes
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* 2023-04-11 linshrie first version
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*/
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#ifndef __DRV_I2C__
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#define __DRV_I2C__
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#include <rtthread.h>
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#include <rthw.h>
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#include <rtdevice.h>
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#include <drv_pin.h>
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/* Notice: PIO0_15(scl) --> 22; PIO1_8(sda) --> 24 */
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#define BSP_SOFT_I2C1_SCL_PIN GET_PINS(0,15)
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#define BSP_SOFT_I2C1_SCL_PIN GET_PINS(1,8)
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/* Notice: PIO0_18(scl) --> 56; PIO1_10(sda) --> 40 */
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#define BSP_SOFT_I2C2_SCL_PIN GET_PINS(0,18)
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#define BSP_SOFT_I2C2_SDA_PIN GET_PINS(1,10)
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/* lpc55s69 config class */
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struct lpc55s69_soft_i2c_config
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{
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rt_uint8_t scl;
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rt_uint8_t sda;
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const char *bus_name;
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};
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/* lpc55s69 i2c dirver class */
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struct lpc55s69_i2c
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{
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struct rt_i2c_bit_ops ops;
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struct rt_i2c_bus_device i2c2_bus;
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};
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#ifdef BSP_USING_SOFT_I2C1
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#define SOFT_I2C1_BUS_CONFIG \
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{ \
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.scl = BSP_SOFT_I2C1_SCL_PIN, \
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.sda = BSP_SOFT_I2C1_SDA_PIN, \
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.bus_name = "i2c1", \
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}
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#endif
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#ifdef BSP_USING_SOFT_I2C2
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#define SOFT_I2C2_BUS_CONFIG \
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{ \
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.scl = BSP_SOFT_I2C2_SCL_PIN, \
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.sda = BSP_SOFT_I2C2_SDA_PIN, \
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.bus_name = "i2c2", \
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}
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#endif /*BSP_USING_I2C2*/
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int rt_hw_i2c_init(void);
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#endif
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