On Thu, Sep 24, 2015 at 12:05:18AM +0800, Chen-Yu Tsai wrote:
> +static int sunxi_rsb_device_probe(struct device *dev)
> +{
> + const struct sunxi_rsb_driver *drv = to_sunxi_rsb_driver(dev->driver);
> + struct sunxi_rsb_device *rdev = to_sunxi_rsb_device(dev);
> + int ret;
> +
> + if (dev->bus != &sunxi_rsb_bus)
> + return 0;That's a bit worrying... why might this get called for something other than a rsb device? > +struct regmap *devm_regmap_init_sunxi_rsb(struct sunxi_rsb_device *rdev, > + const struct regmap_config *config); This should work most of the time but you might want to take a look at the changes introduced in 3cfe7a74d42b (regmap: Use different lockdep class for each regmap init call) and follow a similar pattern for RSB to avoid spurious lockdep warnings in some configurations - see the commit log for that change for a full explanation. Otherwise the regmap bit of this looks good, I'll try to have another look through at the rest of the code later.
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