From patchwork Mon Sep 30 15:13:00 2013 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Joel Fernandes X-Patchwork-Id: 2966071 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 3C31E9F289 for ; Mon, 30 Sep 2013 15:16:35 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 825232010C for ; Mon, 30 Sep 2013 15:16:30 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id B28FF2018E for ; Mon, 30 Sep 2013 15:16:24 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756124Ab3I3PPv (ORCPT ); Mon, 30 Sep 2013 11:15:51 -0400 Received: from comal.ext.ti.com ([198.47.26.152]:59436 "EHLO comal.ext.ti.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755995Ab3I3POD (ORCPT ); Mon, 30 Sep 2013 11:14:03 -0400 Received: from dflxv15.itg.ti.com ([128.247.5.124]) by comal.ext.ti.com (8.13.7/8.13.7) with ESMTP id r8UFDJs5023917; Mon, 30 Sep 2013 10:13:19 -0500 Received: from DFLE72.ent.ti.com (dfle72.ent.ti.com [128.247.5.109]) by dflxv15.itg.ti.com (8.14.3/8.13.8) with ESMTP id r8UFDJW8013126; Mon, 30 Sep 2013 10:13:19 -0500 Received: from dlep33.itg.ti.com (157.170.170.75) by DFLE72.ent.ti.com (128.247.5.109) with Microsoft SMTP Server id 14.2.342.3; Mon, 30 Sep 2013 10:13:19 -0500 Received: from joel-laptop.itg.ti.com (ileax41-snat.itg.ti.com [10.172.224.153]) by dlep33.itg.ti.com (8.14.3/8.13.8) with ESMTP id r8UFD6dG004205; Mon, 30 Sep 2013 10:13:18 -0500 From: Joel Fernandes To: Linux OMAP List , Linux ARM Kernel List , Linux MMC List , Benoit Cousson CC: Paul Walmsley , Rob Herring , Pawel Moll , Mark Rutland , Stephen Warren , Ian Campbell , Rob Landley , Tony Lindgren , Russell King , "Mark A. Greer" , "open list:OPEN FIRMWARE AND..." , "open list:DOCUMENTATION" , open list Subject: [PATCH v2 3/9] ARM: dts: Add SHAM data and documentation for AM33XX Date: Mon, 30 Sep 2013 10:13:00 -0500 Message-ID: <1380553986-15910-4-git-send-email-joelf@ti.com> X-Mailer: git-send-email 1.8.1.2 In-Reply-To: <1380553986-15910-1-git-send-email-joelf@ti.com> References: <1380553986-15910-1-git-send-email-joelf@ti.com> MIME-Version: 1.0 Sender: linux-omap-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-omap@vger.kernel.org X-Spam-Status: No, score=-4.2 required=5.0 tests=BAYES_00,KHOP_BIG_TO_CC, RCVD_IN_DNSWL_HI, RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=unavailable 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. [joelf@ti.com: Dropped interrupt-parrent property] CC: Paul Walmsley Signed-off-by: Mark A. Greer Acked-by: Mark Rutland --- .../devicetree/bindings/crypto/omap-sham.txt | 31 ++++++++++++++++++++++ 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 | 9 +++++++ 5 files changed, 52 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..b97710f --- /dev/null +++ b/Documentation/devicetree/bindings/crypto/omap-sham.txt @@ -0,0 +1,31 @@ +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 specifier for the rx dma. See the DMA client binding, + Documentation/devicetree/bindings/dma/dma.txt +- dma-names: DMA request name. Should be "rx" if a dma is present. + +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 0d63348..8a9802e 100644 --- a/arch/arm/boot/dts/am335x-bone.dts +++ b/arch/arm/boot/dts/am335x-bone.dts @@ -19,3 +19,7 @@ &mmc1 { vmmc-supply = <&ldo3_reg>; }; + +&sham { + status = "okay"; +}; diff --git a/arch/arm/boot/dts/am335x-evm.dts b/arch/arm/boot/dts/am335x-evm.dts index 23b0a3e..d59e51c 100644 --- a/arch/arm/boot/dts/am335x-evm.dts +++ b/arch/arm/boot/dts/am335x-evm.dts @@ -522,3 +522,7 @@ status = "okay"; vmmc-supply = <&vmmc_reg>; }; + +&sham { + status = "okay"; +}; diff --git a/arch/arm/boot/dts/am335x-evmsk.dts b/arch/arm/boot/dts/am335x-evmsk.dts index bc93895..d45a330 100644 --- a/arch/arm/boot/dts/am335x-evmsk.dts +++ b/arch/arm/boot/dts/am335x-evmsk.dts @@ -424,3 +424,7 @@ status = "okay"; vmmc-supply = <&vmmc_reg>; }; + +&sham { + status = "okay"; +}; diff --git a/arch/arm/boot/dts/am33xx.dtsi b/arch/arm/boot/dts/am33xx.dtsi index 553adc6..299710b 100644 --- a/arch/arm/boot/dts/am33xx.dtsi +++ b/arch/arm/boot/dts/am33xx.dtsi @@ -710,5 +710,14 @@ #size-cells = <1>; status = "disabled"; }; + + sham: sham@53100000 { + compatible = "ti,omap4-sham"; + ti,hwmods = "sham"; + reg = <0x53100000 0x200>; + interrupts = <109>; + dmas = <&edma 36>; + dma-names = "rx"; + }; }; };