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Commit e6a437eb authored by Anton Vorontsov's avatar Anton Vorontsov Committed by Paul Mackerras
Browse files

of/i2c: Fill the archdata for I2C devices 



For I2C devices we just setting the node pointer in the archdata. This
is needed so that the I2C devices could find their OF tree nodes.

Signed-off-by: default avatarAnton Vorontsov <avorontsov@ru.mvista.com>
Acked-by: default avatarGrant Likely <grant.likely@secretlab.ca>
Signed-off-by: default avatarPaul Mackerras <paulus@samba.org>
parent 3f3b1632

drivers/of/of_i2c.c

+11 −0
Original line number Diff line number Diff line
@@ -24,6 +24,7 @@ void of_register_i2c_devices(struct i2c_adapter *adap, 


	for_each_child_of_node(adap_node, node) {

		struct i2c_board_info info = {};

		struct dev_archdata dev_ad = {};

		const u32 *addr;

		int len;
@@ -41,6 +42,9 @@ void of_register_i2c_devices(struct i2c_adapter *adap, 


		info.addr = *addr;



		dev_archdata_set_node(&dev_ad, node);

		info.archdata = &dev_ad;



		request_module("%s", info.type);



		result = i2c_new_device(adap, &info);
@@ -51,6 +55,13 @@ void of_register_i2c_devices(struct i2c_adapter *adap, 
			irq_dispose_mapping(info.irq);

			continue;

		}



		/*

		 * Get the node to not lose the dev_archdata->of_node.

		 * Currently there is no way to put it back, as well as no

		 * of_unregister_i2c_devices() call.

		 */

		of_node_get(node);

	}

}

EXPORT_SYMBOL(of_register_i2c_devices);