34 lines
1.1 KiB
C
34 lines
1.1 KiB
C
/*
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* Copyright (c) 2006-2022, 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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* 2022-08-25 GuEe-GUI first version
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*/
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#ifndef __OFW_IO_H__
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#define __OFW_IO_H__
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#include <ioremap.h>
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#include <drivers/ofw.h>
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int rt_ofw_bus_addr_cells(struct rt_ofw_node *np);
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int rt_ofw_bus_size_cells(struct rt_ofw_node *np);
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int rt_ofw_io_addr_cells(struct rt_ofw_node *np);
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int rt_ofw_io_size_cells(struct rt_ofw_node *np);
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int rt_ofw_get_address_count(struct rt_ofw_node *np);
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rt_err_t rt_ofw_get_address(struct rt_ofw_node *np, int index, rt_uint64_t *out_address, rt_uint64_t *out_size);
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rt_err_t rt_ofw_get_address_by_name(struct rt_ofw_node *np, const char *name,
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rt_uint64_t *out_address, rt_uint64_t *out_size);
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int rt_ofw_get_address_array(struct rt_ofw_node *np, int nr, rt_uint64_t *out_regs);
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rt_uint64_t rt_ofw_translate_address(struct rt_ofw_node *np, const char *range_type, rt_uint64_t address);
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void *rt_ofw_iomap(struct rt_ofw_node *np, int index);
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void *rt_ofw_iomap_by_name(struct rt_ofw_node *np, const char *name);
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#endif /* __OFW_IO_H__ */
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