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path: root/drivers/of/of_i2c.c
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Diffstat (limited to 'drivers/of/of_i2c.c')
-rw-r--r--drivers/of/of_i2c.c11
1 files changed, 11 insertions, 0 deletions
diff --git a/drivers/of/of_i2c.c b/drivers/of/of_i2c.c
index 24bbef777c1..e1b0ad6e918 100644
--- a/drivers/of/of_i2c.c
+++ b/drivers/of/of_i2c.c
@@ -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);