Re: [PATCH 8/9] bq27x00: Add miscdevice for each battery withioctl for reading registers

From: Mark Brown
Date: Sun Nov 27 2011 - 06:54:18 EST


On Sat, Nov 26, 2011 at 02:04:48AM +0400, Anton Vorontsov wrote:

> What would be more practical, is to allow I2C core to provide
> userspace interface even for already bound I2C devices.

> That could be some kind of CONFIG_I2C_UNSAFE_DEBUG: when
> selected I2C core would allow access to all I2C devices. But still,
> the niche for such a feature is tiny, so I doubt that it is worth
> doing at all.

I don't know if it's applicable here but if this is a device that has
registers that fit within regmap then the regmap API provides a debugfs
interface for dumping the register map as standard.
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