From mboxrd@z Thu Jan 1 00:00:00 1970 From: ezequiel.garcia@free-electrons.com (Ezequiel Garcia) Date: Tue, 06 Jan 2015 18:37:01 -0300 Subject: [PATCH] spi: orion: Add multiple chip select support for Armada 370 and 375 In-Reply-To: <1420579846-31962-1-git-send-email-ken.wilson@opengear.com> References: <1420579846-31962-1-git-send-email-ken.wilson@opengear.com> Message-ID: <54AC557D.1080605@free-electrons.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org On 01/06/2015 06:30 PM, Ken Wilson wrote: > Create a new dt binding for the Armada 375 that supports up to > 3 chip selects but uses the same prescaler values and algorithm > as the basic orion binding. > > Update the Armada 370 so that it supports up to 4 chip selects. > > This has been tested on the Armada 375 with multiple SPI-NOR chips. > > Signed-off-by: Ken Wilson > --- > .../devicetree/bindings/spi/spi-orion.txt | 3 ++- > arch/arm/boot/dts/armada-375.dtsi | 4 +-- > drivers/spi/spi-orion.c | 29 +++++++++++++++++++--- You will have to split this changeset in three patches, given these three files carry different kind of changes: 1. The driver change itself 2. The devicetree binding documentation change 3. The devicetree dtsi change Regards, -- Ezequiel Garc?a, Free Electrons Embedded Linux, Kernel and Android Engineering http://free-electrons.com