On Thu, Apr 12, 2012 at 02:14:23PM -0700, David Daney wrote:
> From: David Daney <david.daney@xxxxxxxxxx>
>
> For 'normal' i2c bus drivers, we can call of_i2c_register_devices()
> and have the device tree framework automatically populate the bus with
> the devices specified in the device tree.
>
> This patch adds a common code to the i2c mux framework to have the mux
> sub-busses be populated by the of_i2c_register_devices() too. If the
> mux device has an of_node, we populate the sub-bus' of_node so that
> the subsequent call to of_i2c_register_devices() will find the
> corresponding devices.
>
> It seemed better to put this logic in i2c_add_mux_adapter() rather
> than the individual mux drivers, as they will all probably want to do
> the same thing.
Both patches looking mostly good, two things here:
> + /*
> + * Try to get populate the mux adapter's of_node, expands to
"get populate"? I'd think you mean "populate" only, but am not sure
enough to fix it myself.
> + * nothing if !CONFIG_OF.
> + */
> + if (mux_dev->of_node) {
> + struct device_node *child;
> + u32 reg;
> + int ret;
We have a "ret" already in this function.
Regards,
Wolfram
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