From patchwork Wed May 31 08:50:03 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Binbin Zhou X-Patchwork-Id: 687515 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 8DAD9C7EE37 for ; Wed, 31 May 2023 08:51:41 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232373AbjEaIvJ (ORCPT ); Wed, 31 May 2023 04:51:09 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:37252 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S235234AbjEaIu2 (ORCPT ); Wed, 31 May 2023 04:50:28 -0400 Received: from mail.loongson.cn (mail.loongson.cn [114.242.206.163]) by lindbergh.monkeyblade.net (Postfix) with ESMTP id 309741AD; Wed, 31 May 2023 01:50:19 -0700 (PDT) Received: from loongson.cn (unknown [223.106.25.146]) by gateway (Coremail) with SMTP id _____8Bx7OpLCndkvugCAA--.2102S3; Wed, 31 May 2023 16:50:19 +0800 (CST) Received: from localhost.localdomain (unknown [223.106.25.146]) by localhost.localdomain (Coremail) with SMTP id AQAAf8BxKL1ICndkqxyCAA--.14919S2; Wed, 31 May 2023 16:50:18 +0800 (CST) From: Binbin Zhou To: Vinod Koul , dmaengine@vger.kernel.org, Rob Herring , Krzysztof Kozlowski , Conor Dooley , devicetree@vger.kernel.org, Huacai Chen Cc: Huacai Chen , Xuerui Wang , loongarch@lists.linux.dev, Yingkun Meng , loongson-kernel@lists.loongnix.cn, Binbin Zhou Subject: [PATCH 0/2] New driver for the Loongson LS2X APB DMA Controller Date: Wed, 31 May 2023 16:50:03 +0800 Message-Id: X-Mailer: git-send-email 2.39.1 MIME-Version: 1.0 X-CM-TRANSID: AQAAf8BxKL1ICndkqxyCAA--.14919S2 X-CM-SenderInfo: p2kr3uplqex0o6or00hjvr0hdfq/ X-Coremail-Antispam: 1Uk129KBjvdXoWrZFyxWr47tr1kKw15Cw45Jrb_yoWfCrgEvF ySqFZ7Zrn8CFy7ZFWjvr4fJFy3ZF4UX3409a4Utr1S93W3Zw1aqa4vyrZ7u3WIgFZ8ur13 ur40gr1xA3WUJjkaLaAFLSUrUUUU1b8apTn2vfkv8UJUUUU8wcxFpf9Il3svdxBIdaVrn0 xqx4xG64xvF2IEw4CE5I8CrVC2j2Jv73VFW2AGmfu7bjvjm3AaLaJ3UjIYCTnIWjp_UUUY D7kC6x804xWl14x267AKxVWUJVW8JwAFc2x0x2IEx4CE42xK8VAvwI8IcIk0rVWrJVCq3w AFIxvE14AKwVWUXVWUAwA2ocxC64kIII0Yj41l84x0c7CEw4AK67xGY2AK021l84ACjcxK 6xIIjxv20xvE14v26r1I6r4UM28EF7xvwVC0I7IYx2IY6xkF7I0E14v26r1j6r4UM28EF7 xvwVC2z280aVAFwI0_Cr1j6rxdM28EF7xvwVC2z280aVCY1x0267AKxVWxJr0_GcWln4kS 14v26r1Y6r17M2AIxVAIcxkEcVAq07x20xvEncxIr21l57IF6xkI12xvs2x26I8E6xACxx 1l5I8CrVACY4xI64kE6c02F40Ex7xfMcIj6xIIjxv20xvE14v26r1Y6r17McIj6I8E87Iv 67AKxVW8JVWxJwAm72CE4IkC6x0Yz7v_Jr0_Gr1lF7xvr2IYc2Ij64vIr41l42xK82IYc2 Ij64vIr41l4I8I3I0E4IkC6x0Yz7v_Jr0_Gr1l4IxYO2xFxVAFwI0_Jrv_JF1lx2IqxVAq x4xG67AKxVWUJVWUGwC20s026x8GjcxK67AKxVWUGVWUWwC2zVAF1VAY17CE14v26r1q6r 43MIIYrxkI7VAKI48JMIIF0xvE2Ix0cI8IcVAFwI0_Jr0_JF4lIxAIcVC0I7IYx2IY6xkF 7I0E14v26r1j6r4UMIIF0xvE42xK8VAvwI8IcIk0rVWUJVWUCwCI42IY6I8E87Iv67AKxV WUJVW8JwCI42IY6I8E87Iv6xkF7I0E14v26r1j6r4UYxBIdaVFxhVjvjDU0xZFpf9x07jF a0PUUUUU= Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org Hi all: This patchset introduces you to the Loongson LS2X apbdma controller. The Loongson LS2X APB DMA controller is available on Loongson-2K chips. It is a single-channel, configurable DMA controller IP core based on the AXI bus, whose main function is to integrate DMA functionality on a chip dedicated to carrying data between memory and peripherals in APB bus (e.g. nand). Thanks. Binbin Zhou (2): dt-bindings: dmaengine: Add Loongson LS2X APB DMA controller dmaengine: ls2x-apb: new driver for the Loongson LS2X APB DMA controller .../bindings/dma/loongson,ls2x-apbdma.yaml | 61 ++ drivers/dma/Kconfig | 14 + drivers/dma/Makefile | 1 + drivers/dma/ls2x-apb-dma.c | 642 ++++++++++++++++++ 4 files changed, 718 insertions(+) create mode 100644 Documentation/devicetree/bindings/dma/loongson,ls2x-apbdma.yaml create mode 100644 drivers/dma/ls2x-apb-dma.c