[PATCH 2/7] usb: gadget: pxa25x_udc cleanup

Robert Jarzmik robert.jarzmik at free.fr
Fri Jan 29 02:13:41 PST 2016


Arnd Bergmann <arnd at arndb.de> writes:

> This removes the dependency on the mach/hardware.h header file
> from the pxa25x_udc driver after the register definitions were
> already unified in the previous patch.
>
> Following the model of pxa27x_udc (and basically all other drivers
> in the kernel), we define the register numbers as offsets from
> the register base address and use accessor functions to read/write
> them.
>
> For the moment, this still leaves the direct pointer dereference
> in place, instead of using readl/writel, so this patch should
> not be changing the behavior of the driver, other than using
> ioremap() on the platform resource to replace the hardcoded
> virtual address pointers.
>
> Signed-off-by: Arnd Bergmann <arnd at arndb.de>
Acked-by: Robert Jarzmik <robert.jarzmik at free.fr>

It's too bad coccinelle cannot make that work more automatic, isn't it ? :)

Cheers.

--
Robert



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