From patchwork Wed Jul 17 16:23:41 2013 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Mark Greer X-Patchwork-Id: 2828832 Return-Path: X-Original-To: patchwork-linux-omap@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork1.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.19.201]) by patchwork1.web.kernel.org (Postfix) with ESMTP id E6FC29F9A0 for ; Wed, 17 Jul 2013 16:23:58 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 89BC320279 for ; Wed, 17 Jul 2013 16:23:57 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id E3D6020237 for ; Wed, 17 Jul 2013 16:23:54 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756426Ab3GQQXy (ORCPT ); Wed, 17 Jul 2013 12:23:54 -0400 Received: from p3plsmtpa06-04.prod.phx3.secureserver.net ([173.201.192.105]:33929 "EHLO p3plsmtpa06-04.prod.phx3.secureserver.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755479Ab3GQQXy (ORCPT ); Wed, 17 Jul 2013 12:23:54 -0400 Received: from blue.animalcreek.com ([68.2.84.29]) by p3plsmtpa06-04.prod.phx3.secureserver.net with id 1UPt1m0050dxz7o01UPtsd; Wed, 17 Jul 2013 09:23:53 -0700 Received: from blue.animalcreek.com (localhost [127.0.0.1]) by blue.animalcreek.com (Postfix) with ESMTP id E9E0C65EC6; Wed, 17 Jul 2013 09:23:52 -0700 (MST) From: "Mark A. Greer" To: linux-omap@vger.kernel.org, linux-arm-kernel@lists.infradead.org Cc: Paul Walmsley , "Mark A. Greer" Subject: [PATCH v2 1/2] ARM: dts: Add SHAM data and documentation for AM33XX Date: Wed, 17 Jul 2013 09:23:41 -0700 Message-Id: <1374078222-12883-2-git-send-email-mgreer@animalcreek.com> X-Mailer: git-send-email 1.7.12 In-Reply-To: <1374078222-12883-1-git-send-email-mgreer@animalcreek.com> References: <1374078222-12883-1-git-send-email-mgreer@animalcreek.com> Sender: linux-omap-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-omap@vger.kernel.org X-Spam-Status: No, score=-7.3 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_HI, RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=ham version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP From: "Mark A. Greer" Add the generic AM33XX SHAM module's device tree data and enable it for the am335x-evm, am335x-evmsk, and am335x-bone platforms. Also add Documentation file describing the data for the SHAM module. CC: Paul Walmsley Signed-off-by: Mark A. Greer --- .../devicetree/bindings/crypto/omap-sham.txt | 33 ++++++++++++++++++++++ arch/arm/boot/dts/am335x-bone.dts | 4 +++ arch/arm/boot/dts/am335x-evm.dts | 4 +++ arch/arm/boot/dts/am335x-evmsk.dts | 4 +++ arch/arm/boot/dts/am33xx.dtsi | 10 +++++++ 5 files changed, 55 insertions(+) create mode 100644 Documentation/devicetree/bindings/crypto/omap-sham.txt diff --git a/Documentation/devicetree/bindings/crypto/omap-sham.txt b/Documentation/devicetree/bindings/crypto/omap-sham.txt new file mode 100644 index 0000000..c6d1202 --- /dev/null +++ b/Documentation/devicetree/bindings/crypto/omap-sham.txt @@ -0,0 +1,33 @@ +OMAP SoC SHA crypto Module + +Required properties: + +- compatible : Should contain entries for this and backward compatible + SHAM versions: + - "ti,omap2-sham" for OMAP2 & OMAP3. + - "ti,omap4-sham" for OMAP4 and AM33XX. + Note that these two versions are incompatible. +- ti,hwmods: Name of the hwmod associated with the SHAM module +- reg : Offset and length of the register set for the module +- interrupt-parent : the phandle for the interrupt controller that + services interrupts for this module. +- interrupts : the interrupt number for the SHAM module. + +Optional properties: +- dmas: DMA controller phandle and DMA request ordered pair. + Only one rx pair is valid per SHAM module. +- dma-names: DMA request name. This string corresponds 1:1 with + the ordered pair in dmas. The string naming is to be + "rx" for RX request. + +Example: + /* AM335x */ + sham: sham@53100000 { + compatible = "ti,omap4-sham"; + ti,hwmods = "sham"; + reg = <0x53100000 0x200>; + interrupt-parent = <&intc>; + interrupts = <109>; + dmas = <&edma 36>; + dma-names = "rx"; + }; diff --git a/arch/arm/boot/dts/am335x-bone.dts b/arch/arm/boot/dts/am335x-bone.dts index 444b4ed..bc75b2c 100644 --- a/arch/arm/boot/dts/am335x-bone.dts +++ b/arch/arm/boot/dts/am335x-bone.dts @@ -234,3 +234,7 @@ pinctrl-0 = <&davinci_mdio_default>; pinctrl-1 = <&davinci_mdio_sleep>; }; + +&sham { + status = "okay"; +}; diff --git a/arch/arm/boot/dts/am335x-evm.dts b/arch/arm/boot/dts/am335x-evm.dts index 3aee1a4..9b8c56d 100644 --- a/arch/arm/boot/dts/am335x-evm.dts +++ b/arch/arm/boot/dts/am335x-evm.dts @@ -488,3 +488,7 @@ ti,adc-channels = <4 5 6 7>; }; }; + +&sham { + status = "okay"; +}; diff --git a/arch/arm/boot/dts/am335x-evmsk.dts b/arch/arm/boot/dts/am335x-evmsk.dts index 0c8ad17..61dc5d4 100644 --- a/arch/arm/boot/dts/am335x-evmsk.dts +++ b/arch/arm/boot/dts/am335x-evmsk.dts @@ -402,3 +402,7 @@ phy_id = <&davinci_mdio>, <1>; phy-mode = "rgmii-txid"; }; + +&sham { + status = "okay"; +}; diff --git a/arch/arm/boot/dts/am33xx.dtsi b/arch/arm/boot/dts/am33xx.dtsi index 38b446b..63a5e95 100644 --- a/arch/arm/boot/dts/am33xx.dtsi +++ b/arch/arm/boot/dts/am33xx.dtsi @@ -530,5 +530,15 @@ #size-cells = <1>; status = "disabled"; }; + + sham: sham@53100000 { + compatible = "ti,omap4-sham"; + ti,hwmods = "sham"; + reg = <0x53100000 0x200>; + interrupt-parent = <&intc>; + interrupts = <109>; + dmas = <&edma 36>; + dma-names = "rx"; + }; }; };