Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753374AbaLAKbD (ORCPT ); Mon, 1 Dec 2014 05:31:03 -0500 Received: from down.free-electrons.com ([37.187.137.238]:50385 "EHLO mail.free-electrons.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1752767AbaLAK1d (ORCPT ); Mon, 1 Dec 2014 05:27:33 -0500 From: Boris Brezillon To: Nicolas Ferre , Jean-Christophe Plagniol-Villard , Alexandre Belloni , Andrew Victor , Samuel Ortiz , Lee Jones Cc: Rob Herring , Pawel Moll , Mark Rutland , Ian Campbell , Kumar Gala , devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Arnd Bergmann , Jean-Jacques Hiblot , Boris Brezillon Subject: [PATCH v3 02/11] mfd: syscon: Add Atmel Matrix bus DT binding documentation Date: Mon, 1 Dec 2014 11:27:18 +0100 Message-Id: <1417429647-3419-3-git-send-email-boris.brezillon@free-electrons.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1417429647-3419-1-git-send-email-boris.brezillon@free-electrons.com> References: <1417429647-3419-1-git-send-email-boris.brezillon@free-electrons.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 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 Acked-by: Lee Jones --- .../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..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 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. + +Example: + +matrix: matrix@ffffec00 { + compatible = "atmel,sama5d3-matrix", "syscon"; + reg = <0xffffec00 0x200>; +}; -- 1.9.1 -- 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/