Messages in this thread | | | Date | Mon, 7 Apr 2014 08:39:34 -0700 | From | Sören Brinkmann <> | Subject | Re: [PATCH v2 2/5] ARM: zynq: dt: Convert to preprocessor includes |
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On Mon, 2014-04-07 at 02:17PM +0200, Mike Looijmans wrote: > On 04/07/2014 07:58 AM, Michal Simek wrote: > >Hi Soren, > > > >On 04/05/2014 01:14 AM, Soren Brinkmann wrote: > >>Convert all Zynq DT files to the dtc preprocessor include syntax. > >>This allows to include header files in the devicetrees like other > >>SoC-types already do. > >> > >>Inspired-by: Steffen Trumtrar <s.trumtrar@pengutronix.de> > >>(http://www.spinics.net/lists/arm-kernel/msg319832.html) > >> > >>Signed-off-by: Soren Brinkmann <soren.brinkmann@xilinx.com> > > > >These 4 patches needs more wider discussion if this is helpful or > >not. Currently I can't see any value in it because everything > >is just generated and fixed. I think I had the same discussion > >with Laurent some weeks ago regarding this. > > I would be kinda neutral here. I'd consider it helpful, it improves > readability (regardless of whether they are generated or hand > crafted). That's convenient for things like interrupt sensitivity, I > can't remember whether 4 is level or edge type. On the other hand, > the clock indices are just as much magic numbers as the memory > addresses. If I suspect an error in that area, I'd start by lokking > in /sys/kernel/debug/clk but wouldn't start in the DT.
I agree. Readability is better this way. And whether our generator spits out magic numbers of these symbolic names should not be a big difference, is it?
Sören
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