Messages in this thread | | | Date | Tue, 3 Mar 2015 18:44:03 +0000 | From | Mark Brown <> | Subject | Re: [PATCH] spi: fsl-spi: use of_iomap() to map parameter ram on CPM1 |
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On Thu, Feb 26, 2015 at 05:11:42PM +0100, Christophe Leroy wrote: > On CPM2, the SPI parameter RAM is dynamically allocated in the dualport RAM > whereas in CPM1, it is statically allocated to a default address with > capability to relocate it somewhere else via the use of CPM micropatch. > The address of the parameter RAM is given by the boot loader and expected > to be mapped via of_iomap()
Why are we using of_iomap() rather than a generic I/O mapping function here? [unhandled content-type:application/pgp-signature] | |