On Tuesday 17 July 2012, Florian Fainelli wrote:
> On Tuesday 17 July 2012 13:19:43 Arnd Bergmann wrote:
> > On Sunday 15 July 2012, Florian Fainelli wrote:
> > > + adc {
> > > + compatible = "simple-bus";
> > > + #address-cells = <2>;
> > > + #size-cells = <1>;
> > > + // 8 64MB chip-selects
> > > + ranges = <0 0 0x00000000 0x4000000 // sdram
> > > + 1 0 0x04000000 0x4000000 // sdram
> > > + 2 0 0x08000000 0x4000000 //
> > > reserved
> > > + 3 0 0x0c000000 0x4000000 //
> flash/localbus
> > > + 4 0 0x10000000 0x4000000 //
> flash/localbus
> > > + 5 0 0x14000000 0x4000000 //
> flash/localbus
> > > + 6 0 0x18000000 0x4000000 //
> flash/localbus
> > > + 7 0 0x1c000000 0x4000000>; //
> flash/localbus
> > > +
> > > + sdram: memory@0,0 {
> > > + reg = <0 0 0>;
> > > + };
> > > +
> > > + nor: flash@7,0 {
> > > + reg = <7 0 0x4000000>;
> > > + compatible = "cfi-flash";
> > > + bank-width = <1>; //
> > > 8-bit external
> flash
> > > + #address-cells = <1>;
> > > + #size-cells = <1>;
> > > + };
> > > + };
> >
> > Nice representation of the external buses. It does seem however that at
> > least the nor flash entry is board specific and should be moved into the
> > board .dts file.
>
> In fact, MCS8140 only supports 8-bit CFI Flash chips, so this really is the
> common point of all MCS8140-based boards. As you can see in the following
> board-specific DTS patches, only the partition layout is different.
But is the flash always connected to bank 7? It looks like you could easily have
a NIC on that one and the flash on a different bank.
Arnd
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