linux-kernel - RE: [EXT] Re: [PATCH V2 2/5] spi: fspi: dynamically alloc AHB memory

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Message-ID: <AM6PR04MB4967BE79DAAC140162B3D22497140@AM6PR04MB4967.eurprd04.prod.outlook.com>
Date:   Sat, 15 Feb 2020 16:14:31 +0000
From:   Han Xu <han.xu@....com>
To:     Mark Brown <broonie@...nel.org>, Adam Ford <aford173@...il.com>
CC:     Fabio Estevam <festevam@...il.com>,
        linux-spi <linux-spi@...r.kernel.org>,
        Yogesh Gaur <yogeshgaur.83@...il.com>,
        Ashish Kumar <ashish.kumar@....com>,
        Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        Shawn Guo <shawnguo@...nel.org>,
        Sascha Hauer <s.hauer@...gutronix.de>,
        Pengutronix Kernel Team <kernel@...gutronix.de>,
        dl-linux-imx <linux-imx@....com>,
        "open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS" 
        <devicetree@...r.kernel.org>,
        linux-kernel <linux-kernel@...r.kernel.org>,
        "moderated list:ARM/FREESCALE IMX / MXC ARM ARCHITECTURE" 
        <linux-arm-kernel@...ts.infradead.org>
Subject: RE: [EXT] Re: [PATCH V2 2/5] spi: fspi: dynamically alloc AHB memory



> -----Original Message-----
> From: Mark Brown <broonie@...nel.org>
> Sent: Thursday, February 13, 2020 12:46 PM
> To: Adam Ford <aford173@...il.com>
> Cc: Fabio Estevam <festevam@...il.com>; linux-spi <linux-spi@...r.kernel.org>;
> Han Xu <han.xu@....com>; Yogesh Gaur <yogeshgaur.83@...il.com>; Ashish
> Kumar <ashish.kumar@....com>; Rob Herring <robh+dt@...nel.org>; Mark
> Rutland <mark.rutland@....com>; Shawn Guo <shawnguo@...nel.org>; Sascha
> Hauer <s.hauer@...gutronix.de>; Pengutronix Kernel Team
> <kernel@...gutronix.de>; dl-linux-imx <linux-imx@....com>; open list:OPEN
> FIRMWARE AND FLATTENED DEVICE TREE BINDINGS
> <devicetree@...r.kernel.org>; linux-kernel <linux-kernel@...r.kernel.org>;
> moderated list:ARM/FREESCALE IMX / MXC ARM ARCHITECTURE <linux-arm-
> kernel@...ts.infradead.org>
> Subject: [EXT] Re: [PATCH V2 2/5] spi: fspi: dynamically alloc AHB memory
> 
> On Wed, Feb 12, 2020 at 07:08:49AM -0600, Adam Ford wrote:
> 
> > The original author was copied on the initial commit.  I literally
> > generated the patch from NXP's branch,  added my notes, and pushed
> > them to the mailing lists after testing them on the  the Linux master
> > branch.   I am a bit disappointed that NXP's author hasn't responded
> > to any of the comments or feedback.  NXP knows their hardware and
> 
> Bear in mind that it's been the spring festival and there's been quite a bit of delay
> in getting back to work in China resulting from coronavirus stuff so hopefully it's
> just a delay in replying.

The FSPI is a shared IP with other NXP BU. We are debugging an issue may related to this patch. I will resend the patch set after the root cause found.