Messages in this thread | | | Date | Mon, 10 Nov 2014 09:55:59 +0000 | From | Lee Jones <> | Subject | Re: [PATCH v2 02/11] mfd: syscon: Add Atmel Matrix bus DT binding documentation |
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On Wed, 05 Nov 2014, Boris Brezillon wrote:
> The Matrix registers are provided to configure internal bus behavior on > at91 SoCs. > Some registers might be access by several drivers (e.g. to configure > external memory bus timings), hence we declare this register set as a > syscon device. > > Signed-off-by: Boris Brezillon <boris.brezillon@free-electrons.com> > --- > .../devicetree/bindings/mfd/atmel-matrix.txt | 24 ++++++++++++++++++++++ > 1 file changed, 24 insertions(+) > create mode 100644 Documentation/devicetree/bindings/mfd/atmel-matrix.txt > > diff --git a/Documentation/devicetree/bindings/mfd/atmel-matrix.txt b/Documentation/devicetree/bindings/mfd/atmel-matrix.txt > new file mode 100644 > index 0000000..405cac9 > --- /dev/null > +++ b/Documentation/devicetree/bindings/mfd/atmel-matrix.txt > @@ -0,0 +1,24 @@ > +* Device tree bindings for Atmel Bus Matrix > + > +The Bus Matrix registers are used to configure Atmel SoCs internal bus > +behavior (master/slave priorities, undefined burst length type, ...) > + > +Required properties: > +- compatible: should be one of the following > + "atmel,at91sam9260-matrix", "syscon" > + "atmel,at91sam9261-matrix", "syscon" > + "atmel,at91sam9263-matrix", "syscon" > + "atmel,at91sam9263-matrix", "syscon" > + "atmel,at91sam9g45-matrix", "syscon" > + "atmel,at91sam9n12-matrix", "syscon" > + "atmel,at91sam9x5-matrix", "syscon" > + "atmel,sama5d3-matrix", "syscon" > +- reg: contains offset/length value of the Bus Matrix > + memory region.
Same comments as before:
Acked-by: Lee Jones <lee.jones@linaro.org>
> +Example: > + > +matrix: matrix@ffffec00 { > + compatible = "atmel,sama5d3-matrix", "syscon"; > + reg = <0xffffec00 0x200>; > +};
-- Lee Jones Linaro STMicroelectronics Landing Team Lead Linaro.org │ Open source software for ARM SoCs Follow Linaro: Facebook | Twitter | Blog -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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