From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-6.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, USER_AGENT_GIT autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id E7161C388F7 for ; Mon, 9 Nov 2020 14:26:14 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id A8BE6206ED for ; Mon, 9 Nov 2020 14:26:14 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730691AbgKIO0L (ORCPT ); Mon, 9 Nov 2020 09:26:11 -0500 Received: from mga09.intel.com ([134.134.136.24]:24094 "EHLO mga09.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729454AbgKIO0L (ORCPT ); Mon, 9 Nov 2020 09:26:11 -0500 IronPort-SDR: pnVJxMcNCmI737Ts7Be5z1q0Tj6mwlDJTGYDoUxOFfyvpk+kDDbC1GxwZ1XZYoumcFXsTGGQEH 1JX7ihTZ63Ig== X-IronPort-AV: E=McAfee;i="6000,8403,9799"; a="169961952" X-IronPort-AV: E=Sophos;i="5.77,463,1596524400"; d="scan'208";a="169961952" X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from orsmga008.jf.intel.com ([10.7.209.65]) by orsmga102.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 09 Nov 2020 06:26:10 -0800 IronPort-SDR: mY2wdeebCZqKgDBEWwCXA6FJna9yWrJw4ckiD4ryWpIwFa7VLUq/25o6Fq+lb8ekm8xXZMLLyS 6gnvrDRS8Iug== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.77,463,1596524400"; d="scan'208";a="354142722" Received: from sgsxdev004.isng.intel.com (HELO localhost) ([10.226.88.13]) by orsmga008.jf.intel.com with ESMTP; 09 Nov 2020 06:26:07 -0800 From: Amireddy Mallikarjuna reddy To: dmaengine@vger.kernel.org, vkoul@kernel.org, devicetree@vger.kernel.org, robh+dt@kernel.org Cc: linux-kernel@vger.kernel.org, andriy.shevchenko@intel.com, chuanhua.lei@linux.intel.com, cheol.yong.kim@intel.com, qi-ming.wu@intel.com, mallikarjunax.reddy@linux.intel.com, malliamireddy009@gmail.com, peter.ujfalusi@ti.com Subject: [PATCH v8 0/2] Add Intel LGM SoC DMA support Date: Mon, 9 Nov 2020 22:26:03 +0800 Message-Id: X-Mailer: git-send-email 2.11.0 Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org Add DMA controller driver for Lightning Mountain (LGM) family of SoCs. The main function of the DMA controller is the transfer of data from/to any peripheral to/from the memory. A memory to memory copy capability can also be configured. This ldma driver is used for configure the device and channnels for data and control paths. These controllers provide DMA capabilities for a variety of on-chip devices such as SSC, HSNAND and GSWIP. ------------- Future Plans: ------------- LGM SoC also supports Hardware Memory Copy engine. The role of the HW Memory copy engine is to offload memory copy operations from the CPU. Amireddy Mallikarjuna reddy (2): dt-bindings: dma: Add bindings for Intel LGM SoC Add Intel LGM SoC DMA support. .../devicetree/bindings/dma/intel,ldma.yaml | 134 ++ drivers/dma/Kconfig | 2 + drivers/dma/Makefile | 1 + drivers/dma/lgm/Kconfig | 9 + drivers/dma/lgm/Makefile | 2 + drivers/dma/lgm/lgm-dma.c | 1742 ++++++++++++++++++++ include/linux/dma/lgm_dma.h | 27 + 7 files changed, 1917 insertions(+) create mode 100644 Documentation/devicetree/bindings/dma/intel,ldma.yaml create mode 100644 drivers/dma/lgm/Kconfig create mode 100644 drivers/dma/lgm/Makefile create mode 100644 drivers/dma/lgm/lgm-dma.c create mode 100644 include/linux/dma/lgm_dma.h -- 2.11.0