From mboxrd@z Thu Jan 1 00:00:00 1970 From: Nicolas Ferre Subject: Re: [PATCH v3 02/11] mfd: syscon: Add Atmel Matrix bus DT binding documentation Date: Wed, 3 Dec 2014 15:32:49 +0100 Message-ID: <547F1F11.5090803@atmel.com> References: <1417429647-3419-1-git-send-email-boris.brezillon@free-electrons.com> <1417429647-3419-3-git-send-email-boris.brezillon@free-electrons.com> Mime-Version: 1.0 Content-Type: text/plain; charset=windows-1252 Content-Transfer-Encoding: QUOTED-PRINTABLE Return-path: In-Reply-To: <1417429647-3419-3-git-send-email-boris.brezillon-wi1+55ScJUtKEb57/3fJTNBPR1lH4CV8@public.gmane.org> Sender: devicetree-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: Boris Brezillon , Jean-Christophe Plagniol-Villard , Alexandre Belloni , Andrew Victor , Samuel Ortiz , Lee Jones Cc: Rob Herring , Pawel Moll , Mark Rutland , Ian Campbell , Kumar Gala , devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org, linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, Arnd Bergmann , Jean-Jacques Hiblot List-Id: devicetree@vger.kernel.org Le 01/12/2014 11:27, Boris Brezillon a =E9crit : > 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. >=20 > Signed-off-by: Boris Brezillon > Acked-by: Lee Jones > --- > .../devicetree/bindings/mfd/atmel-matrix.txt | 24 ++++++++++++= ++++++++++ > 1 file changed, 24 insertions(+) > create mode 100644 Documentation/devicetree/bindings/mfd/atmel-matri= x.txt >=20 > diff --git a/Documentation/devicetree/bindings/mfd/atmel-matrix.txt b= /Documentation/devicetree/bindings/mfd/atmel-matrix.txt > new file mode 100644 > index 0000000..e56e27a > --- /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 b= us > +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" Same string as the preceding one: shouldn't it be at91sam9rl? > + "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. > + > +Example: > + > +matrix: matrix@ffffec00 { > + compatible =3D "atmel,sama5d3-matrix", "syscon"; > + reg =3D <0xffffec00 0x200>; > +}; >=20 --=20 Nicolas Ferre -- To unsubscribe from this list: send the line "unsubscribe devicetree" i= n the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org More majordomo info at http://vger.kernel.org/majordomo-info.html