[PATCH v2] ARM: dts: cm-t3x: add NAND support
Tony Lindgren
tony at atomide.com
Wed Jan 7 16:16:48 PST 2015
* Dmitry Lifshitz <lifshitz at compulab.co.il> [141229 23:42]:
> On 12/29/2014 03:06 PM, Roger Quadros wrote:
> >On 28/12/14 16:30, Dmitry Lifshitz wrote:
> >>--- a/arch/arm/boot/dts/omap3-cm-t3x30.dtsi
> >>+++ b/arch/arm/boot/dts/omap3-cm-t3x30.dtsi
> >>@@ -50,7 +50,8 @@
> >> #include "omap-gpmc-smsc911x.dtsi"
> >>
> >> &gpmc {
> >>- ranges = <5 0 0x2c000000 0x01000000>;
> >>+ ranges = <5 0 0x2c000000 0x01000000>, /* CM-T3x30 SMSC9x Eth */
> >>+ <0 0 0x00000000 0x01000000>; /* CM-T3x NAND */
> >
> >Isn't this ranges property redundant as it will anyways be overridden by the board specific dts?
> >
>
> The ranges are specified here (and other files below) by design.
>
> We built a tree like structure to organize DT files -
> d234e4239 "ARM: dts: sbc-t3x: refactor DT support"
>
> It allows to inherit/override properties common for different boards.
>
> Our customers do not have to deal with a correct GPMC ranges settings, once
> they base on omap3-cm-t3x.dts core module DT file (in case they do not
> connect additional device to the bus).
>
> This is the point of Igor's comment to the previous patch version.
Roger, do you still have pending issues with this patch?
Regards,
Tony
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