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authorGrant Likely <grant.likely@secretlab.ca>2010-06-08 17:48:18 +0400
committerGrant Likely <grant.likely@secretlab.ca>2010-07-06 02:14:52 +0400
commit9fd049927ccba1c1d0343239b82f28c4e07fb95d (patch)
treee7d86e42e2643e1376c102f00c0e76d14cf65f86 /include/linux/of_i2c.h
parent4f0ddcb020ef8afae65b4edb9aeb4a42ab74f4cf (diff)
downloadlinux-9fd049927ccba1c1d0343239b82f28c4e07fb95d.tar.xz
of/i2c: Generalize OF support
This patch cleans up the i2c OF support code to make it selectable by all architectures and allow for automatic registration of i2c devices. Signed-off-by: Grant Likely <grant.likely@secretlab.ca>
Diffstat (limited to 'include/linux/of_i2c.h')
-rw-r--r--include/linux/of_i2c.h13
1 files changed, 10 insertions, 3 deletions
diff --git a/include/linux/of_i2c.h b/include/linux/of_i2c.h
index 34974b5a76f7..0efe8d465f55 100644
--- a/include/linux/of_i2c.h
+++ b/include/linux/of_i2c.h
@@ -12,12 +12,19 @@
#ifndef __LINUX_OF_I2C_H
#define __LINUX_OF_I2C_H
+#if defined(CONFIG_OF_I2C) || defined(CONFIG_OF_I2C_MODULE)
#include <linux/i2c.h>
-void of_register_i2c_devices(struct i2c_adapter *adap,
- struct device_node *adap_node);
+extern void of_i2c_register_devices(struct i2c_adapter *adap);
/* must call put_device() when done with returned i2c_client device */
-struct i2c_client *of_find_i2c_device_by_node(struct device_node *node);
+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 */