linux-kernel - Re: [PATCH v3 0/2] ARM: dts: imx7: add NAND support

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Date:   Thu, 1 Jun 2017 21:14:57 +0000
From:   Han Xu <han.xu@....com>
To:     Stefan Agner <stefan@...er.ch>,
        "shawnguo@...nel.org" <shawnguo@...nel.org>,
        "kernel@...gutronix.de" <kernel@...gutronix.de>
CC:     "dwmw2@...radead.org" <dwmw2@...radead.org>,
        "computersforpeace@...il.com" <computersforpeace@...il.com>,
        "boris.brezillon@...e-electrons.com" 
        <boris.brezillon@...e-electrons.com>,
        "marek.vasut@...il.com" <marek.vasut@...il.com>,
        "richard@....at" <richard@....at>,
        "cyrille.pitchen@...el.com" <cyrille.pitchen@...el.com>,
        "robh+dt@...nel.org" <robh+dt@...nel.org>,
        "mark.rutland@....com" <mark.rutland@....com>,
        "fabio.estevam@...escale.com" <fabio.estevam@...escale.com>,
        "LW@...O-electronics.de" <LW@...O-electronics.de>,
        "linux-mtd@...ts.infradead.org" <linux-mtd@...ts.infradead.org>,
        "devicetree@...r.kernel.org" <devicetree@...r.kernel.org>,
        "linux-arm-kernel@...ts.infradead.org" 
        <linux-arm-kernel@...ts.infradead.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v3 0/2] ARM: dts: imx7: add NAND support



On 06/01/2017 02:20 PM, Stefan Agner wrote:
> This are the missing device tree parts to add NAND support for i.MX 7.
> See previous patchset:
> https://emea01.safelinks.protection.outlook.com/?url=https%3A%2F%2Flkml.org%2Flkml%2F2017%2F4%2F21%2F832&data=01%7C01%7Chan.xu%40nxp.com%7C3b9081a68c94476c4a2108d4a9235512%7C686ea1d3bc2b4c6fa92cd99c5c301635%7C0&sdata=mQ2aq5rW%2B9uADY5mSzFxk8P6bAVq%2BosPJQAi0PL9SQg%3D&reserved=0
>
> The previous version also included driver changes, which are already
> merged.
>
> --
> Stefan
>
> Changes since v2:
> - Only specify IMX7D_NAND_USDHC_BUS_ROOT_CLK which seems to be sufficent
Hi Stefan, sorry I didn't reply your last patch. I was unable to fully 
test on i.MX7 since the work bandwidth, but the quick test shows DMA 
cannot work WITHOUT IMX7D_NAND_ROOT_CLK on my side, I will fully check 
it tomorrow morning and let you know the result.
> - Dropped driver changes, alreay merged
>
> Changes since v1:
> - Make clks_count const
> - Introduce IS_IMX7D for i.MX 7 SoC's and make it part of GPMI_IS_MX6
>
> Stefan Agner (2):
>    ARM: dts: imx7: add GPMI NAND
>    ARM: dts: imx7-colibri: add NAND support
>
>   arch/arm/boot/dts/imx7-colibri.dtsi |  9 +++++++++
>   arch/arm/boot/dts/imx7s.dtsi        | 31 +++++++++++++++++++++++++++++++
>   2 files changed, 40 insertions(+)
>