[PATCH 4/11] qe_lib: Add QE I/O ports API

[Vitaly Bordug]

On Thu, 21 Sep 2006 16:52:14 +0200
"Joakim Tjernlund" <joakim.tjernlund at transmode.se> wrote:

> Hi Leo
> 
> As you know I working with your earlier patches, trying to adopt them
> for
> 8321. Everthing works but ethernet on UCC2 and UCC4, ethernet on UCC3
> works though.
> 
> Anyhow I found some minor changes I had to do to match 8321 that is
> generic 83xx code.
> Below is the first:
> > ---
> >  arch/powerpc/sysdev/qe_lib/qe_io.c |  272 
> > +#define NUM_OF_PAR_IOS  7
> 
> NUM_OF_PAR_IOS is 4 on 8321
> 
> > +static int qe_irq_ports[NUM_OF_PAR_IOS][NUM_OF_PINS] = {
> > +	/* 0-7 */          /* 8-15 */      /* 16 - 23 */     /* 
> > 24 - 31 */
> > +	{0,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,1, 1,0,0,0,0,0,0,0, 
> > 0,0,0,0,0,1,1,0},
> > +	{0,0,0,1,0,1,0,0, 0,0,0,0,1,1,0,0, 0,0,0,0,0,0,0,0, 
> > 0,0,1,1,0,0,0,0},
> > +	{0,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,0, 
> > 0,0,0,1,1,1,0,0},
> > +	{0,0,0,0,0,0,0,0, 0,0,0,0,1,1,0,0, 1,1,0,0,0,0,0,0, 
> > 0,0,1,1,0,0,0,0},
> > +	{0,0,0,0,0,0,0,0, 0,0,0,0,1,1,0,0, 0,0,0,0,0,0,0,0, 
> > 1,1,1,1,0,0,0,1},
> > +	{0,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,0, 0,0,0,0,1,0,0,0, 
> > 0,0,0,0,0,0,0,0},
> > +	{0,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,0, 
> > 0,0,0,0,0,0,0,1}
> > +};
> 
> qe_irq_ports is diffrent on 8321 not only the number of rows.
> 
> These needs to configuruable based on CPU model and/or type of board.
>

Well, eventually this stuff aims to serve not 83xx/qe, but for cpm(1,2)-equipped stuff
too. Apparently, we'll have to do something wise to afford that...

OTOH, this is good as a starting point I guess.

-- 
Sincerely, 
Vitaly