[EXT] Re: [PATCH 01/15] crypto/fsl: Add support for CAAM Job ring driver model

Gaurav Jain gaurav.jain at nxp.com
Wed Aug 18 17:15:51 CEST 2021


Hi Simon

> -----Original Message-----
> From: Simon Glass <sjg at chromium.org>
> Sent: Tuesday, August 17, 2021 9:39 PM
> To: Gaurav Jain <gaurav.jain at nxp.com>
> Cc: U-Boot Mailing List <u-boot at lists.denx.de>; Franck Lenormand
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> Subject: [EXT] Re: [PATCH 01/15] crypto/fsl: Add support for CAAM Job ring
> driver model
> 
> Caution: EXT Email
> 
> Hi,
> 
> On Mon, 16 Aug 2021 at 02:42, Gaurav Jain <gaurav.jain at nxp.com> wrote:
> >
> > added device tree support for job ring driver.
> > sec is initialized based on job ring information processed from device
> > tree.
> >
> > Signed-off-by: Gaurav Jain <gaurav.jain at nxp.com>
> > ---
> >  cmd/Kconfig                 |   1 +
> >  drivers/crypto/fsl/Kconfig  |   7 +
> >  drivers/crypto/fsl/Makefile |   2 +
> >  drivers/crypto/fsl/jr.c     | 314 +++++++++++++++++++++++-------------
> >  drivers/crypto/fsl/jr.h     |  14 ++
> >  5 files changed, 229 insertions(+), 109 deletions(-)
> 
> I can't see the cover letter so will reply here.
> 
> This is UCLASS_MISC but it seems to be some sort of crypto accelerator. What
> does it do? How is this modelled in Linux?
> 
> Regards,
> Simon

Yes this is a driver for CAAM crypto accelerator and has been developed using the MISC class.

Regards
Gaurav Jain


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