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authorPhil Reid <preid@electromag.com.au>2017-08-24 17:31:03 +0800
committerWolfram Sang <wsa@the-dreams.de>2017-10-28 23:42:47 +0200
commit69d17246ab255dda8e71c8d65396b4aa6121b7ad (patch)
tree9ed40351baed0773b7152f1b69996a454ef3b7c3 /include/linux/i2c-smbus.h
parenti2c: i2c-smbus: Move i2c_setup_smbus_alert from i2c-smbus to i2c-core-smbus (diff)
downloadlinux-dev-69d17246ab255dda8e71c8d65396b4aa6121b7ad.tar.xz
linux-dev-69d17246ab255dda8e71c8d65396b4aa6121b7ad.zip
i2c: i2c-smbus: add of_i2c_setup_smbus_alert
This commit adds of_i2c_setup_smbus_alert which allows the smbalert driver to be attached to an i2c adapter via the device tree. Signed-off-by: Phil Reid <preid@electromag.com.au> Acked-by: Rob Herring <robh@kernel.org> Signed-off-by: Wolfram Sang <wsa@the-dreams.de>
Diffstat (limited to 'include/linux/i2c-smbus.h')
-rw-r--r--include/linux/i2c-smbus.h9
1 files changed, 9 insertions, 0 deletions
diff --git a/include/linux/i2c-smbus.h b/include/linux/i2c-smbus.h
index 19efbd14e812..fb0e040b1abb 100644
--- a/include/linux/i2c-smbus.h
+++ b/include/linux/i2c-smbus.h
@@ -49,4 +49,13 @@ struct i2c_client *i2c_setup_smbus_alert(struct i2c_adapter *adapter,
struct i2c_smbus_alert_setup *setup);
int i2c_handle_smbus_alert(struct i2c_client *ara);
+#if IS_ENABLED(CONFIG_I2C_SMBUS) && IS_ENABLED(CONFIG_OF)
+int of_i2c_setup_smbus_alert(struct i2c_adapter *adap);
+#else
+static inline int of_i2c_setup_smbus_alert(struct i2c_adapter *adap)
+{
+ return 0;
+}
+#endif
+
#endif /* _LINUX_I2C_SMBUS_H */