From: David Gibson <david-xT8FGy+AXnRB3Ne2BGzF6laj5H9X9Tb+@public.gmane.org>
To: Kushwaha Prabhakar-B32579
<B32579-KZfg59tc24xl57MIdRCFDg@public.gmane.org>
Cc: Devicetree Discuss
<devicetree-discuss-uLR06cmDAlY/bJ5BZ2RsiQ@public.gmane.org>
Subject: Re: alias variable support
Date: Mon, 5 Dec 2011 10:09:19 +1100 [thread overview]
Message-ID: <20111204230919.GA4620@truffala.fritz.box> (raw)
In-Reply-To: <071A08F2C6A57E4E94D980ECA553F87441D37C-TcFNo7jSaXM0vywKSws3iq4g8xLGJsHaLnY5E4hWTkheoWH0uzbU5w@public.gmane.org>
On Fri, Dec 02, 2011 at 10:14:47AM +0000, Kushwaha Prabhakar-B32579 wrote:
> Hi,
>
> Is there a way in dts to have alias for a variable just like we have alias for node.
>
> For example for a node "abc"
>
>
> alias_comp = "comp-2.0"
>
> abc@3100 {
> #address-cells = <1>;
> #size-cells = <0>;
> cell-index = <1>;
> compatible = alias_comp
> reg = <0x3100 0x100>;
> };
>
> Here alias_comp will be replaced by "comp-2.0" during compilation.
That's not really an alias, or like one.
It is more like a named constant / variable. We don't have support
for this, but it is something we'd like to add to dtc eventually.
It's just that no-one has had time to design, implement and come up
with a decent syntax for it.
--
David Gibson | I'll have my music baroque, and my code
david AT gibson.dropbear.id.au | minimalist, thank you. NOT _the_ _other_
| _way_ _around_!
http://www.ozlabs.org/~dgibson
prev parent reply other threads:[~2011-12-04 23:09 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-12-02 10:14 alias variable support Kushwaha Prabhakar-B32579
[not found] ` <071A08F2C6A57E4E94D980ECA553F87441D37C-TcFNo7jSaXM0vywKSws3iq4g8xLGJsHaLnY5E4hWTkheoWH0uzbU5w@public.gmane.org>
2011-12-04 23:09 ` David Gibson [this message]
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