[PATCH] arm: dts: Add pnor label for wspoon and romulus

[Joel Stanley]

On Fri, Nov 11, 2016 at 6:32 PM, Cédric Le Goater <clg at kaod.org> wrote:
> So, according to :
>
>         Documentation/devicetree/bindings/mtd/jedec,spi-nor.txt
>         Documentation/devicetree/bindings/mtd/partitions.txt
>
> we can not label the flash module node but we can label the
> partition instead. Would a patch like below fit the need ?
> Here is what we get on a palmetto and an EVB, the approach
> are different.

Okay. That's annoying.

Is there a reason we can't coax the ast2400 version to call it just
'pnor' as well?

>
>         root at palmetto:~# cat /proc/mtd
>         dev:    size   erasesize  name
>         mtd0: 00060000 00001000 "u-boot"
>         mtd1: 00020000 00001000 "u-boot-env"
>         mtd2: 00280000 00001000 "kernel"
>         mtd3: 001c0000 00001000 "initramfs"
>         mtd4: 01740000 00001000 "rofs"
>         mtd5: 00400000 00001000 "rwfs"
>         mtd6: 02000000 00010000 "1e630000.spi:pnor at 0"
>
>         root at evb-ast2500:~# cat /proc/mtd
>         dev:    size   erasesize  name
>         mtd0: 00060000 00001000 "u-boot"
>         mtd1: 00020000 00001000 "u-boot-env"
>         mtd2: 00280000 00001000 "kernel"
>         mtd3: 001c0000 00001000 "initramfs"
>         mtd4: 01740000 00001000 "rofs"
>         mtd5: 00400000 00001000 "rwfs"
>         mtd6: 02000000 00010000 "pnor"
>
> The partition definitions probably belongs to the machine dts.
>
> And a udev rules would also fit the purpose I think.

What would you suggest? A symlink to create a /dev/pnor node?

Cheers,

Joel