Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755467AbaKEQGr (ORCPT ); Wed, 5 Nov 2014 11:06:47 -0500 Received: from down.free-electrons.com ([37.187.137.238]:43028 "EHLO mail.free-electrons.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1755204AbaKEQBf (ORCPT ); Wed, 5 Nov 2014 11:01:35 -0500 From: Boris Brezillon To: Samuel Ortiz , Lee Jones , Nicolas Ferre , Jean-Christophe Plagniol-Villard , Alexandre Belloni , Andrew Victor , Jean-Jacques Hiblot 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, Boris Brezillon Subject: [PATCH v2 04/11] mfd: syscon: Add Atmel SMC binding doc Date: Wed, 5 Nov 2014 17:01:20 +0100 Message-Id: <1415203287-21517-5-git-send-email-boris.brezillon@free-electrons.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1415203287-21517-1-git-send-email-boris.brezillon@free-electrons.com> References: <1415203287-21517-1-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 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 --- Documentation/devicetree/bindings/mfd/atmel-smc.txt | 19 +++++++++++++++++++ 1 file changed, 19 insertions(+) create mode 100644 Documentation/devicetree/bindings/mfd/atmel-smc.txt diff --git a/Documentation/devicetree/bindings/mfd/atmel-smc.txt b/Documentation/devicetree/bindings/mfd/atmel-smc.txt new file mode 100644 index 0000000..0c0cc3d --- /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@ffffc000 { + compatible = "atmel,sama5d3-smc", "syscon"; + reg = <0xffffc000 0x1000>; +}; -- 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/