[PATCH] Documentation/devicetree: make semantic of initrd-end more explicit

[PATCH] Documentation/devicetree: make semantic of initrd-end more explicit

[Uwe Kleine-König]

Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
---
 Documentation/devicetree/usage-model.txt | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

diff --git a/Documentation/devicetree/usage-model.txt b/Documentation/devicetree/usage-model.txt
index ef9d06c..0efedaa 100644
--- a/Documentation/devicetree/usage-model.txt
+++ b/Documentation/devicetree/usage-model.txt
@@ -191,9 +191,11 @@ Linux it will look something like this:
 	};
 
 The bootargs property contains the kernel arguments, and the initrd-*
-properties define the address and size of an initrd blob.  The
-chosen node may also optionally contain an arbitrary number of
-additional properties for platform-specific configuration data.
+properties define the address and size of an initrd blob.  Note that
+initrd-end is the first address after the initrd image, so this doesn't
+match the usual semantic of struct resource.  The chosen node may also
+optionally contain an arbitrary number of additional properties for
+platform-specific configuration data.
 
 During early boot, the architecture setup code calls of_scan_flat_dt()
 several times with different helper callbacks to parse device tree
-- 
1.8.2.rc2

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Re: [PATCH] Documentation/devicetree: make semantic of initrd-end more explicit

[Rob Herring]

On 04/25/2013 07:27 AM, Uwe Kleine-König wrote:
> Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
> ---
>  Documentation/devicetree/usage-model.txt | 8 +++++---
>  1 file changed, 5 insertions(+), 3 deletions(-)

Applied.

Thanks,
Rob

> 
> diff --git a/Documentation/devicetree/usage-model.txt b/Documentation/devicetree/usage-model.txt
> index ef9d06c..0efedaa 100644
> --- a/Documentation/devicetree/usage-model.txt
> +++ b/Documentation/devicetree/usage-model.txt
> @@ -191,9 +191,11 @@ Linux it will look something like this:
>  	};
>  
>  The bootargs property contains the kernel arguments, and the initrd-*
> -properties define the address and size of an initrd blob.  The
> -chosen node may also optionally contain an arbitrary number of
> -additional properties for platform-specific configuration data.
> +properties define the address and size of an initrd blob.  Note that
> +initrd-end is the first address after the initrd image, so this doesn't
> +match the usual semantic of struct resource.  The chosen node may also
> +optionally contain an arbitrary number of additional properties for
> +platform-specific configuration data.
>  
>  During early boot, the architecture setup code calls of_scan_flat_dt()
>  several times with different helper callbacks to parse device tree
> 

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