From mboxrd@z Thu Jan 1 00:00:00 1970 From: lee.jones@linaro.org (Lee Jones) Date: Sun, 18 Jan 2015 12:54:15 +0000 Subject: [PATCH 04/12] mfd: syscon: Add Atmel SMC binding doc In-Reply-To: <1421252524-24452-5-git-send-email-alexandre.belloni@free-electrons.com> References: <1421252524-24452-1-git-send-email-alexandre.belloni@free-electrons.com> <1421252524-24452-5-git-send-email-alexandre.belloni@free-electrons.com> Message-ID: <20150118125415.GZ3574@x1> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org On Wed, 14 Jan 2015, Alexandre Belloni wrote: > From: Boris Brezillon > > The SMC registers are used to configure Atmel EBI (External Bus Interface) > to interface with standard memory devices (NAND, NOR, SRAM or specialized > devices like FPGAs). > > Declare this memory region as a syscon, so that different drivers can > configure the SMC interface (mostly timing configuration) according to > their need. > > Signed-off-by: Boris Brezillon > Acked-by: Lee Jones > --- > Documentation/devicetree/bindings/mfd/atmel-smc.txt | 19 +++++++++++++++++++ > 1 file changed, 19 insertions(+) > create mode 100644 Documentation/devicetree/bindings/mfd/atmel-smc.txt Applied, thanks. > diff --git a/Documentation/devicetree/bindings/mfd/atmel-smc.txt b/Documentation/devicetree/bindings/mfd/atmel-smc.txt > new file mode 100644 > index 000000000000..26eeed373934 > --- /dev/null > +++ b/Documentation/devicetree/bindings/mfd/atmel-smc.txt > @@ -0,0 +1,19 @@ > +* Device tree bindings for Atmel SMC (Static Memory Controller) > + > +The SMC registers are used to configure Atmel EBI (External Bus Interface) > +to interface with standard memory devices (NAND, NOR, SRAM or specialized > +devices like FPGAs). > + > +Required properties: > +- compatible: Should be one of the following > + "atmel,at91sam9260-smc", "syscon" > + "atmel,sama5d3-smc", "syscon" > +- reg: Contains offset/length value of the SMC memory > + region. > + > +Example: > + > +smc: smc at ffffc000 { > + compatible = "atmel,sama5d3-smc", "syscon"; > + reg = <0xffffc000 0x1000>; > +}; -- Lee Jones Linaro STMicroelectronics Landing Team Lead Linaro.org ? Open source software for ARM SoCs Follow Linaro: Facebook | Twitter | Blog