linux-kernel - Re: [PATCH v2 2/2] ARM: dts: dra7x: Support QSPI MODE-0 operation at 64MHz

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Message-ID: <20160422193353.GA15316@rob-hp-laptop>
Date:	Fri, 22 Apr 2016 14:33:53 -0500
From:	Rob Herring <robh@...nel.org>
To:	Vignesh R <vigneshr@...com>
Cc:	Tony Lindgren <tony@...mide.com>, nsekhar@...com,
	devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
	linux-omap@...r.kernel.org, linux-arm-kernel@...ts.infradead.org
Subject: Re: [PATCH v2 2/2] ARM: dts: dra7x: Support QSPI MODE-0 operation at
 64MHz

On Wed, Apr 20, 2016 at 05:03:00PM +0530, Vignesh R wrote:
> According to Data Manual(SPRS915P) of AM57x, TI QSPI controller on
> DRA74(rev 1.1+)/DRA72 EVM can support up to 64MHz in MODE-0, whereas
> MODE-3 is limited to 48MHz. Hence, switch to MODE-0 for better
> throughput.
> 
> Signed-off-by: Vignesh R <vigneshr@...com>
> ---
> 
> v2: rebased on linux-next 20160419 to include moving to
> dra72-evm-common.dtsi
> 
> 
>  Documentation/devicetree/bindings/spi/ti_qspi.txt | 7 +++++++
>  arch/arm/boot/dts/dra7-evm.dts                    | 6 ++----
>  arch/arm/boot/dts/dra72-evm-common.dtsi           | 6 ++----
>  3 files changed, 11 insertions(+), 8 deletions(-)

Acked-by: Rob Herring <robh@...nel.org>