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authorWolfram Sang <wsa@the-dreams.de>2013-07-11 12:56:15 +0100
committerWolfram Sang <wsa@the-dreams.de>2013-08-23 10:22:20 +0200
commit687b81d083c082bc1e853032e3a2a54f8c251d27 (patch)
tree60ce91a6ecc84a8bfd1968772cd081c0afdce0f8 /drivers/i2c/busses/i2c-powermac.c
parentc1d15b68aab86f1f3b602fa65e7618c0065d46e6 (diff)
downloadblackbird-op-linux-687b81d083c082bc1e853032e3a2a54f8c251d27.tar.gz
blackbird-op-linux-687b81d083c082bc1e853032e3a2a54f8c251d27.zip
i2c: move OF helpers into the core
I2C of helpers used to live in of_i2c.c but experience (from SPI) shows that it is much cleaner to have this in the core. This also removes a circular dependency between the helpers and the core, and so we can finally register child nodes in the core instead of doing this manually in each driver. So, fix the drivers and documentation, too. Signed-off-by: Wolfram Sang <wsa@the-dreams.de>
Diffstat (limited to 'drivers/i2c/busses/i2c-powermac.c')
-rw-r--r--drivers/i2c/busses/i2c-powermac.c9
1 files changed, 5 insertions, 4 deletions
diff --git a/drivers/i2c/busses/i2c-powermac.c b/drivers/i2c/busses/i2c-powermac.c
index 06858d576552..37e8cfad625b 100644
--- a/drivers/i2c/busses/i2c-powermac.c
+++ b/drivers/i2c/busses/i2c-powermac.c
@@ -440,7 +440,9 @@ static int i2c_powermac_probe(struct platform_device *dev)
adapter->algo = &i2c_powermac_algorithm;
i2c_set_adapdata(adapter, bus);
adapter->dev.parent = &dev->dev;
- adapter->dev.of_node = dev->dev.of_node;
+
+ /* Clear of_node to skip automatic registration of i2c child nodes */
+ adapter->dev.of_node = NULL;
rc = i2c_add_adapter(adapter);
if (rc) {
printk(KERN_ERR "i2c-powermac: Adapter %s registration "
@@ -451,9 +453,8 @@ static int i2c_powermac_probe(struct platform_device *dev)
printk(KERN_INFO "PowerMac i2c bus %s registered\n", adapter->name);
- /* Cannot use of_i2c_register_devices() due to Apple device-tree
- * funkyness
- */
+ /* Use custom child registration due to Apple device-tree funkyness */
+ adapter->dev.of_node = dev->dev.of_node;
i2c_powermac_register_devices(adapter, bus);
return 0;
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