77 lines
1.8 KiB
C
77 lines
1.8 KiB
C
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/*
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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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* 2020-09-27 wangqiang first version
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*/
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#include <stddef.h>
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#include <rthw.h>
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#include <rtthread.h>
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#include <rtdevice.h>
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#define DBG_TAG "PHY"
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#define DBG_LVL DBG_INFO
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#include <rtdbg.h>
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static rt_ssize_t phy_device_read(rt_device_t dev, rt_off_t pos, void *buffer, rt_size_t count)
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{
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struct rt_phy_device *phy = (struct rt_phy_device *)dev->user_data;
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struct rt_phy_msg *msg = (struct rt_phy_msg *)buffer;
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return phy->bus->ops->read(phy->bus, phy->addr, msg->reg, &(msg->value), 4);
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}
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static rt_ssize_t phy_device_write(rt_device_t dev, rt_off_t pos, const void *buffer, rt_size_t count)
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{
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struct rt_phy_device *phy = (struct rt_phy_device *)dev->user_data;
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struct rt_phy_msg *msg = (struct rt_phy_msg *)buffer;
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return phy->bus->ops->write(phy->bus, phy->addr, msg->reg, &(msg->value), 4);
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}
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#ifdef RT_USING_DEVICE_OPS
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const static struct rt_device_ops phy_ops =
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{
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RT_NULL,
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RT_NULL,
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RT_NULL,
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phy_device_read,
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phy_device_write,
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RT_NULL,
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};
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#endif
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/*
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* phy device register
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*/
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rt_err_t rt_hw_phy_register(struct rt_phy_device *phy, const char *name)
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{
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rt_err_t ret;
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struct rt_device *device;
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device = &(phy->parent);
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device->type = RT_Device_Class_PHY;
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device->rx_indicate = RT_NULL;
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device->tx_complete = RT_NULL;
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#ifdef RT_USING_DEVICE_OPS
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device->ops = &phy_ops;
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#else
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device->init = NULL;
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device->open = NULL;
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device->close = NULL;
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device->read = phy_device_read;
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device->write = phy_device_write;
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device->control = NULL;
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#endif
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device->user_data = phy;
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/* register a character device */
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ret = rt_device_register(device, name, RT_DEVICE_FLAG_RDWR);
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return ret;
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}
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