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authorSascha Hauer <s.hauer@pengutronix.de>2009-12-18 12:26:28 +0100
committerSascha Hauer <s.hauer@pengutronix.de>2009-12-18 16:44:58 +0100
commitd990747d66fbfd180a17ae9f18ac2d9d1111e27d (patch)
treef3002d84cc6801ed15ab93bf2b04573a4e6aa95d
parent9ff9388632df25324a48c1ba84c1ec56016e6622 (diff)
downloadbarebox-d990747d66fbfd180a17ae9f18ac2d9d1111e27d.tar.gz
barebox-d990747d66fbfd180a17ae9f18ac2d9d1111e27d.tar.xz
i2c: Add a no-op i2c_register_board_info if i2c is disabled
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
-rw-r--r--include/i2c/i2c.h8
1 files changed, 8 insertions, 0 deletions
diff --git a/include/i2c/i2c.h b/include/i2c/i2c.h
index 991dd5b9f4..3e9d2b4e92 100644
--- a/include/i2c/i2c.h
+++ b/include/i2c/i2c.h
@@ -110,7 +110,15 @@ struct i2c_board_info {
#define I2C_BOARD_INFO(dev_type, dev_addr) \
.type = dev_type, .addr = (dev_addr)
+#ifdef CONFIG_I2C
extern int i2c_register_board_info(int busnum, struct i2c_board_info const *info, unsigned n);
+#else
+static inline int i2c_register_board_info(int busnum,
+ struct i2c_board_info const *info, unsigned n)
+{
+ return 0;
+}
+#endif
extern int i2c_add_numbered_adapter(struct i2c_adapter *adapter);
extern int i2c_transfer(struct i2c_adapter *adap, struct i2c_msg *msgs, int num);