From: Anton Vorontsov Date: Fri, 28 Nov 2008 09:13:45 +0000 (+0000) Subject: of/i2c: Fill the archdata for I2C devices X-Git-Tag: v2.6.29-rc1~574^2~93 X-Git-Url: http://www.pilppa.org/gitweb/gitweb.cgi?a=commitdiff_plain;h=e6a437eba09f1c3505bedf7a9a9766a878ca09fa;p=linux-2.6-omap-h63xx.git 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: Anton Vorontsov Acked-by: Grant Likely Signed-off-by: Paul Mackerras --- 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);