diff options
Diffstat (limited to 'include/linux/of_i2c.h')
| -rw-r--r-- | include/linux/of_i2c.h | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/include/linux/of_i2c.h b/include/linux/of_i2c.h new file mode 100644 index 00000000..0efe8d46 --- /dev/null +++ b/include/linux/of_i2c.h @@ -0,0 +1,30 @@ +/* + * Generic I2C API implementation for PowerPC. + * + * Copyright (c) 2008 Jochen Friedrich <jochen@scram.de> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + */ + +#ifndef __LINUX_OF_I2C_H +#define __LINUX_OF_I2C_H + +#if defined(CONFIG_OF_I2C) || defined(CONFIG_OF_I2C_MODULE) +#include <linux/i2c.h> + +extern void of_i2c_register_devices(struct i2c_adapter *adap); + +/* must call put_device() when done with returned i2c_client device */ +extern struct i2c_client *of_find_i2c_device_by_node(struct device_node *node); + +#else +static inline void of_i2c_register_devices(struct i2c_adapter *adap) +{ + return; +} +#endif /* CONFIG_OF_I2C */ + +#endif /* __LINUX_OF_I2C_H */ |