platform.h

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/*
 * Copyright (c) 2006-2021, RT-Thread Development Team
 *
 * SPDX-License-Identifier: Apache-2.0
 *
 * Change Logs:
 * Date           Author       Notes
 * 2023-04-12     ErikChan      the first version
 * 2023-10-13     zmshahaha    distinguish ofw and none-ofw situation
 */
 
#ifndef __PLATFORM_H__
#define __PLATFORM_H__
 
#include <drivers/ofw.h>
#include <drivers/core/driver.h>
 
struct rt_platform_device
{
    struct rt_device parent;
 
    int dev_id;
 
    const char *name;
    const struct rt_ofw_node_id *id;
 
    void *priv;
};
 
struct rt_platform_driver
{
    struct rt_driver parent;
 
    const char *name;
    const struct rt_ofw_node_id *ids;
 
    rt_err_t (*probe)(struct rt_platform_device *pdev);
    rt_err_t (*remove)(struct rt_platform_device *pdev);
    rt_err_t (*shutdown)(struct rt_platform_device *pdev);
};
 
struct rt_platform_device *rt_platform_device_alloc(const char *name);
 
rt_err_t rt_platform_driver_register(struct rt_platform_driver *pdrv);
rt_err_t rt_platform_device_register(struct rt_platform_device *pdev);
 
rt_err_t rt_platform_ofw_device_probe_child(struct rt_ofw_node *np);
rt_err_t rt_platform_ofw_request(struct rt_ofw_node *np);
rt_err_t rt_platform_ofw_free(struct rt_platform_device *pdev);
 
#define RT_PLATFORM_DRIVER_EXPORT(driver)  RT_DRIVER_EXPORT(driver, platform, BUILIN)
 
#endif /* __PLATFORM_H__ */