[U-Boot] [PATCH v5 1/7] ls2080: Exit dpaa only right before exiting U-Boot
Prabhakar Kushwaha
prabhakar.kushwaha at nxp.com
Mon Oct 17 05:42:59 CEST 2016
Hi Alex,
> -----Original Message-----
> From: Alexander Graf [mailto:agraf at suse.de]
> Sent: Saturday, October 15, 2016 3:33 PM
> To: u-boot at lists.denx.de
> Cc: york sun <york.sun at nxp.com>; Prabhakar Kushwaha
> <prabhakar.kushwaha at nxp.com>
> Subject: [PATCH v5 1/7] ls2080: Exit dpaa only right before exiting U-Boot
>
> On ls2080 we have a separate network fabric component which we need to
> shut down before we enter Linux (or any other OS). Along with that also
> comes configuration of the fabric using a description file.
>
> Today we always stop and configure the fabric in the boot script and
> (again) exit it on device tree generation. This works ok for the normal
> booti case, but with bootefi the payload we're running may still want to
> access the network.
>
> So let's add a new fsl_mc command that defers configuration and stopping
> the hardware to when we actually exit U-Boot, so that we can still use
> the fabric from an EFI payload.
>
> For existing boot scripts, nothing should change with this patch.
>
> Signed-off-by: Alexander Graf <agraf at suse.de>
>
Can we get one small modification in this patch to include env variable.
So if a user **always** want " lazyapply", this info can be stored in env variable. This env variable will be used after reset without explicit u-boot command.
--prabhakara
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