From mboxrd@z Thu Jan 1 00:00:00 1970 From: Marek Vasut To: Cyrille Pitchen Subject: Re: [PATCH linux-next v4 1/5] mtd: spi-nor: notify (Q)SPI controller about protocol change Date: Mon, 24 Aug 2015 12:16:20 +0200 Cc: nicolas.ferre@atmel.com, broonie@kernel.org, linux-spi@vger.kernel.org, dwmw2@infradead.org, computersforpeace@gmail.com, zajec5@gmail.com, beanhuo@micron.com, juhosg@openwrt.org, shijie.huang@intel.com, ben@decadent.org.uk, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org, robh+dt@kernel.org, pawel.moll@arm.com, mark.rutland@arm.com, ijc+devicetree@hellion.org.uk, galak@codeaurora.org, linux-mtd@lists.infradead.org References: <9649a13a50c33ef38045342353fc487a914ae337.1440410236.git.cyrille.pitchen@atmel.com> In-Reply-To: <9649a13a50c33ef38045342353fc487a914ae337.1440410236.git.cyrille.pitchen@atmel.com> MIME-Version: 1.0 Content-Type: Text/Plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Message-Id: <201508241216.20506.marex@denx.de> List-Id: Linux MTD discussion mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , On Monday, August 24, 2015 at 12:13:56 PM, Cyrille Pitchen wrote: > Once the Quad SPI mode has been enabled on a Micron flash memory, this > device expects ALL the following commands to use the SPI 4-4-4 protocol. > The (Q)SPI controller needs to be notified about the protocol change so it > can adapt and keep on dialoging with the Micron memory. > > Signed-off-by: Cyrille Pitchen Awesome, Acked-by: Marek Vasut If this could be applied separately (since I want to use the same functionality for the Cadence QSPI driver), I'd be really happy too :) Best regards, Marek Vasut From mboxrd@z Thu Jan 1 00:00:00 1970 From: marex@denx.de (Marek Vasut) Date: Mon, 24 Aug 2015 12:16:20 +0200 Subject: [PATCH linux-next v4 1/5] mtd: spi-nor: notify (Q)SPI controller about protocol change In-Reply-To: <9649a13a50c33ef38045342353fc487a914ae337.1440410236.git.cyrille.pitchen@atmel.com> References: <9649a13a50c33ef38045342353fc487a914ae337.1440410236.git.cyrille.pitchen@atmel.com> Message-ID: <201508241216.20506.marex@denx.de> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org On Monday, August 24, 2015 at 12:13:56 PM, Cyrille Pitchen wrote: > Once the Quad SPI mode has been enabled on a Micron flash memory, this > device expects ALL the following commands to use the SPI 4-4-4 protocol. > The (Q)SPI controller needs to be notified about the protocol change so it > can adapt and keep on dialoging with the Micron memory. > > Signed-off-by: Cyrille Pitchen Awesome, Acked-by: Marek Vasut If this could be applied separately (since I want to use the same functionality for the Cadence QSPI driver), I'd be really happy too :) Best regards, Marek Vasut