linux-kernel - Re: [RFC PATCH 4/5] ARM: dts: DRA7: Add memory map region entries for qspi

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Message-ID: <20150731212847.GH10676@google.com>
Date:	Fri, 31 Jul 2015 14:28:47 -0700
From:	Brian Norris <computersforpeace@...il.com>
To:	Vignesh R <vigneshr@...com>
Cc:	Mark Brown <broonie@...nel.org>,
	David Woodhouse <dwmw2@...radead.org>,
	Tony Lindgren <tony@...mide.com>,
	Russell King <linux@....linux.org.uk>,
	Huang Shijie <b32955@...escale.com>,
	linux-omap@...r.kernel.org, devicetree@...r.kernel.org,
	linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
	linux-mtd@...ts.infradead.org, linux-spi@...r.kernel.org
Subject: Re: [RFC PATCH 4/5] ARM: dts: DRA7: Add memory map region entries
 for qspi

On Tue, Jul 28, 2015 at 02:11:15PM +0530, Vignesh R wrote:
> Add qspi memory mapped region entries for DRA7xx based SoCs.
> 
> Signed-off-by: Vignesh R <vigneshr@...com>
> ---
>  arch/arm/boot/dts/am4372.dtsi | 4 +++-
>  1 file changed, 3 insertions(+), 1 deletion(-)
> 
> diff --git a/arch/arm/boot/dts/am4372.dtsi b/arch/arm/boot/dts/am4372.dtsi
> index ade28c790f4b..5317a0f24ab9 100644
> --- a/arch/arm/boot/dts/am4372.dtsi
> +++ b/arch/arm/boot/dts/am4372.dtsi
> @@ -902,7 +902,9 @@
>  
>  		qspi: qspi@...00000 {
>  			compatible = "ti,am4372-qspi";
> -			reg = <0x47900000 0x100>;
> +			reg = <0x47900000 0x100>,
> +			      <0x30000000 0x3ffffff>;

Are you sure this region is 1 byte shy of 64MB in length? Same question
for patch 5.

> +			reg-names = "qspi_base", "qspi_mmap";
>  			#address-cells = <1>;
>  			#size-cells = <0>;
>  			ti,hwmods = "qspi";
> -- 
> 2.4.6
> 
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