On Thursday 02 May 2013 01:55:25 Sonic Zhang wrote: > The gpio spec for bf54x and bf60x differ a lot from the old gpio driver for > bf5xx. A lot of machine macros are used to accomodate both code in one > gpio driver. This patch split the old gpio driver and move new gpio2 > support to the generic gpio driver folder. > > - To enable gpio2 driver, macro CONFIG_ADI_GPIO2 should be defined in the > board's config header file. > - The gpio2 driver supports bf54x, bf60x and future ADI processors, while > the older gpio driver supports bf50x, bf51x, bf52x, bf53x and bf561. > - All blackfin specific gpio function names are replaced by the generic > gpio APIs.
the code in u-boot was written so as to make direct import from the kernel trivial. that way there is only one code base to maintain -- the kernel. last i looked, you hadn't split the drivers in the kernel, which means things are now diverging. -mike
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