linux-kernel - Re: [v7, 1/3] nand: pl353: Add basic driver for arm pl353 smc nand interface

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Message-ID: <20161021203322.GA28655@obsidianresearch.com>
Date:   Fri, 21 Oct 2016 14:33:22 -0600
From:   Jason Gunthorpe <jgunthorpe@...idianresearch.com>
To:     Punnaiah Choudary Kalluri <punnaiah.choudary.kalluri@...inx.com>
Cc:     robh+dt@...nel.org, pawel.moll@....com, mark.rutland@....com,
        ijc+devicetree@...lion.org.uk, galak@...eaurora.org,
        rob@...dley.net, michal.simek@...inx.com, grant.likely@...aro.org,
        gregkh@...uxfoundation.org, jason@...edaemon.net,
        ezequiel.garcia@...e-electrons.com, arnd@...db.de,
        dwmw2@...radead.org, computersforpeace@...il.com,
        artem.bityutskiy@...ux.intel.com, jussi.kivilinna@....fi,
        acourbot@...dia.com, ivan.khoronzhuk@...com, joern@...fs.org,
        devicetree@...r.kernel.org, linux-doc@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-mtd@...ts.infradead.org,
        kpc528@...il.com, kalluripunnaiahchoudary@...il.com,
        punnaia@...inx.com
Subject: Re: [v7, 1/3] nand: pl353: Add basic driver for arm pl353 smc nand
 interface

On Mon, Jun 08, 2015 at 11:38:36PM +0530, Punnaiah Choudary Kalluri wrote:
> Add driver for arm pl353 static memory controller nand interface with
> HW ECC support. This controller is used in xilinx zynq soc for interfacing
> the nand flash memory.
> 
> Signed-off-by: Punnaiah Choudary Kalluri <punnaia@...inx.com>
> Changes in v7:
>  - Currently not implemented the memclk rate adjustments. I will
>    look into this later and once the basic driver is accepted.
>  - Fixed GPL licence ident
> Changes in v6:
>  - Fixed the checkpatch.pl reported warnings
>  - Using the address cycles information from the onfi param page
>    earlier it is hardcoded to 5 in driver
> Changes in v5:
>  - Configure the nand timing parameters as per the onfi spec
> Changes in v4:
>  - Updated the driver to sync with pl353_smc driver APIs
> Changes in v3:
>  - implemented the proper error codes
>  - further breakdown this patch to multiple sets
>  - added the controller and driver details to Documentation section
>  - updated the licenece to GPLv2
>  - reorganized the pl353_nand_ecc_init function
> Changes in v2:
>  - use "depends on" rather than "select" option in kconfig
>  - remove unused variable parts
>  - remove dummy helper and use writel_relaxed directly

What is the status of getting this driver merged? I am interested in
this driver and can provide some help if there are still TODO items.

At the very least I will test it, is there something newer than v7 out
there?

Regards,
Jason