[PATCH 1/3] debug-pcf50633-dump-regs.patch

[Andy Green]

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Somebody in the thread at some point said:
> On Tue, Feb 05, 2008 at 09:18:02PM +0000, Andy Green wrote:
> 
>> Add a /sys node
>>
>> cat /sys/devices/platform/s3c2440-i2c/i2c-adapter/i2c-0/0-0073/dump_regs
>>
>> to allow us to peer into the dark and terrifying mysteries
>> of pcf50633.
> 
> I don't think this is required considering that there is i2dump and
> i2set in the rootfs image, userspace tools for reading/writing to any
> i2c chip on the system.

Actually it has knowledge about The Registers That Must Not Be Read,
unlike the other tools.

- -Andy

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