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Diffstat (limited to 'rtemsbsd/powerpc/include/linux/of.h')
-rw-r--r-- | rtemsbsd/powerpc/include/linux/of.h | 77 |
1 files changed, 77 insertions, 0 deletions
diff --git a/rtemsbsd/powerpc/include/linux/of.h b/rtemsbsd/powerpc/include/linux/of.h new file mode 100644 index 00000000..85a8887b --- /dev/null +++ b/rtemsbsd/powerpc/include/linux/of.h @@ -0,0 +1,77 @@ +/* + * Copyright (c) 2015 embedded brains GmbH + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR + * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT + * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, + * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT + * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +#ifndef _LINUX_OF_H +#define _LINUX_OF_H + +#include <stdbool.h> + +#include <libfdt.h> + +#ifdef __cplusplus +extern "C" { +#endif /* __cplusplus */ + +typedef uint32_t phandle; + +struct device_node { + int offset; + const char *full_name; +}; + +static inline struct device_node * +of_node_get(struct device_node *dn) +{ + + return (dn); +} + +static inline void +of_node_put(struct device_node *dn) +{ + + (void)dn; +} + +const void *of_get_property(const struct device_node *dn, const char *name, + int *len); + +bool of_device_is_available(const struct device_node *dn); + +int of_device_is_compatible(const struct device_node *dn, const char *name); + +struct device_node *of_find_compatible_node(struct device_node *dns, + const struct device_node *dn, const char *type, const char *compatible); + +#define for_each_compatible_node(dn, type, compatible) \ + for (dn = of_find_compatible_node(&of_dns, NULL, type, compatible); \ + dn != NULL; dn = of_find_compatible_node(&of_dns, dn, type, compatible)) + +#ifdef __cplusplus +} +#endif /* __cplusplus */ + +#endif /* _LINUX_OF_H */ |