From patchwork Thu Apr 2 01:20:30 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Sherry Sun X-Patchwork-Id: 11469771 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 1A6CD81 for ; Thu, 2 Apr 2020 01:28:30 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 0310920787 for ; Thu, 2 Apr 2020 01:28:29 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1732783AbgDBB23 (ORCPT ); Wed, 1 Apr 2020 21:28:29 -0400 Received: from inva021.nxp.com ([92.121.34.21]:39008 "EHLO inva021.nxp.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726319AbgDBB23 (ORCPT ); Wed, 1 Apr 2020 21:28:29 -0400 Received: from inva021.nxp.com (localhost [127.0.0.1]) by inva021.eu-rdc02.nxp.com (Postfix) with ESMTP id E75C2200F79; Thu, 2 Apr 2020 03:28:26 +0200 (CEST) Received: from invc005.ap-rdc01.nxp.com (invc005.ap-rdc01.nxp.com [165.114.16.14]) by inva021.eu-rdc02.nxp.com (Postfix) with ESMTP id 390BE200A6C; Thu, 2 Apr 2020 03:28:21 +0200 (CEST) Received: from localhost.localdomain (shlinux2.ap.freescale.net [10.192.224.44]) by invc005.ap-rdc01.nxp.com (Postfix) with ESMTP id 7E309402E3; Thu, 2 Apr 2020 09:28:14 +0800 (SGT) From: Sherry Sun To: bp@alien8.de, mchehab@kernel.org, tony.luck@intel.com, james.morse@arm.com, rrichter@marvell.com, michal.simek@xilinx.com, manish.narani@xilinx.com Cc: linux-edac@vger.kernel.org, linux-kernel@vger.kernel.org, linux-imx@nxp.com, frank.li@nxp.com Subject: [patch v3 1/4] dt-bindings: memory-controllers: Add i.MX8MP DDRC binding doc Date: Thu, 2 Apr 2020 09:20:30 +0800 Message-Id: <1585790433-31465-2-git-send-email-sherry.sun@nxp.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1585790433-31465-1-git-send-email-sherry.sun@nxp.com> References: <1585790433-31465-1-git-send-email-sherry.sun@nxp.com> X-Virus-Scanned: ClamAV using ClamSMTP Sender: linux-edac-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-edac@vger.kernel.org Add documentation for i.MX8MP DDRC binding based on synopsys_edac doc, which use the same memory-controller IP. Signed-off-by: Sherry Sun Reviewed-by: Rob Herring --- .../devicetree/bindings/memory-controllers/synopsys.txt | 8 ++++++-- 1 file changed, 6 insertions(+), 2 deletions(-) diff --git a/Documentation/devicetree/bindings/memory-controllers/synopsys.txt b/Documentation/devicetree/bindings/memory-controllers/synopsys.txt index 9d32762c47e1..4fd14ba61474 100644 --- a/Documentation/devicetree/bindings/memory-controllers/synopsys.txt +++ b/Documentation/devicetree/bindings/memory-controllers/synopsys.txt @@ -6,16 +6,20 @@ bus width configurations. The Zynq DDR ECC controller has an optional ECC support in half-bus width (16-bit) configuration. -These both ECC controllers correct single bit ECC errors and detect double bit +The i.MX8MP DDR ECC controller has an ECC support in 64-bit bus width +configurations. + +All the ECC controllers correct single bit ECC errors and detect double bit ECC errors. Required properties: - compatible: One of: - 'xlnx,zynq-ddrc-a05' : Zynq DDR ECC controller - 'xlnx,zynqmp-ddrc-2.40a' : ZynqMP DDR ECC controller + - 'fsl,imx8mp-ddrc' : i.MX8MP DDR ECC controller - reg: Should contain DDR controller registers location and length. -Required properties for "xlnx,zynqmp-ddrc-2.40a": +Required properties for "xlnx,zynqmp-ddrc-2.40a" and "fsl,imx8mp-ddrc": - interrupts: Property with a value describing the interrupt number. Example: