Flash on LocalBus @ MPC8343
Laurent Pinchart
laurentp at cse-semaphore.com
Sat Apr 12 01:20:54 EST 2008
On Friday 11 April 2008 17:13, Andre Schwarz wrote:
> Hi all,
>
> I've been trying hard to make the mtd-partitions available via device
> tree on my MPC8343 local bus.
> No success so far ...
>
> Everything works fine on my MPC5200B based system - flash layout
> definition is quite simple ....
>
> To me it looks like there's a problem regarding the local bus in general.
>
> Am I missing a "compatible" or anything else ? "reg" or "ranges" ?
>
> The other boards use static map files or provide partition over command
> line args .... so suitable dts available.
>
> Flash is 8MB size in 16-Bit configuration and should reside on
> 0xFF800000 at cs0.
>
>
> Any hints ?
>
>
> regards,
> Andre Schwarz
> Matrix Vision
>
>
> dts syntax :
>
> <snip>
>
> localbus at e0005000 {
> #address-cells = <2>;
> #size-cells = <1>;
> compatible = "fsl,mpc8343-localbus", "fsl,pq2pro-localbus";
>
> ranges = <0x0 0x0 0xff800000 0x00800000>;
>
> flash at 0,0 {
> compatible = "amd,s29gl64", "cfi-flash";
> reg = <0 0 800000>;
reg should be <0 0 0x800000>.
> #address-cells = <1>;
> #size-cells = <1>;
> bank-width = <2>;
> device-width = <2>;
>
> ppcboot_env at 0 {
> reg = <0x0 0x2000>;
> };
--
Laurent Pinchart
CSE Semaphore Belgium
Chaussee de Bruxelles, 732A
B-1410 Waterloo
Belgium
T +32 (2) 387 42 59
F +32 (2) 387 42 75
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