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=-3.9 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, 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 E4851C10F25 for ; Fri, 6 Mar 2020 08:51:39 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id BCE462072A for ; Fri, 6 Mar 2020 08:51:39 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="M+RYqjqz" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726533AbgCFIvj (ORCPT ); Fri, 6 Mar 2020 03:51:39 -0500 Received: from mail-pg1-f195.google.com ([209.85.215.195]:41165 "EHLO mail-pg1-f195.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725941AbgCFIvi (ORCPT ); Fri, 6 Mar 2020 03:51:38 -0500 Received: by mail-pg1-f195.google.com with SMTP id b1so767138pgm.8; Fri, 06 Mar 2020 00:51:37 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=KktHYfzCrBS8kPiYs9+pEgMzyzX984i5dmj0nJ9JysY=; b=M+RYqjqz1PqntT8vZIEeUK1Lq7/juK/t7qda5QlSqOWKHI773pXI3Z4nOznRH5Zybr TqgoDoEy/BB2YcceZ7MPrKVAbLbOb+yyH+c5kSVv4BwG9elregK1zFuQplg//TPMwKbK kNAeK5OkinC6a+R+vB8jWP+FluttBYE0GpR0P8O2CWPkaubQ0OiqMcOwUxQ6OcQAzcaz EEGJIGpAlcIcbH3UFl9YnRHPkuzZxEvXZDEceAXtwwENfPdJbEQfDQFR+mGQPg/34+R+ LVhNxxk/5oKgFPr2Ru183itm63XZeAxEovwA2DDpv+tOqi42MMYoEMiWQbURjG2Matnr xqtg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=KktHYfzCrBS8kPiYs9+pEgMzyzX984i5dmj0nJ9JysY=; b=HzQTr+3ZofIc+UDTL8EOdZ7r1lUre8Sjv6W6KwR1YGSsPmC7ptCaL0xFqjFFYghQqw m2lLtHHzhzi/v9+CsY7MBy15BGDzpBaAg8y11pL1Xfyjs+IYjrbZaBeqqsQTWAjfrIDW PbZZQe3yeWFUrjj+8J0ZA9cfEi78zwqmRkEyoqZ/x4vIVFvZiefLTke+PEW8JZ1lAVUX CejKXjrFDwCMc0YLQ28mywXyeShe4ainD8PS5Q4yy/RTMLnAg8Etu9AdkGgKFU+3cLNi 48NWKOIBAvFD5VNu8Ev/HzVvw580dOPhbxmGamNJoFO3zoTdnJpUi9aFoSgHQjGoqLnZ GLqA== X-Gm-Message-State: ANhLgQ1YpsAk1c7NocjuE4cDGjut1jT1TW5FmOmYnesvPUmGQVVe+aIh eSRggRFF62T48LeStsRanF8= X-Google-Smtp-Source: ADFU+vvlagy4Ao6KsyQAplR0VBd9/BzhRXGrNvL42TrLHKgeU0S1Y8qBfwhjGq0U3pCP4+wfTR3rBA== X-Received: by 2002:a63:5713:: with SMTP id l19mr2356319pgb.216.1583484697054; Fri, 06 Mar 2020 00:51:37 -0800 (PST) Received: from guoguo-omen.lan ([240e:379:94a:b53:8200:7767:6b7e:4da3]) by smtp.gmail.com with ESMTPSA id s23sm8527334pjp.28.2020.03.06.00.51.27 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 06 Mar 2020 00:51:36 -0800 (PST) From: Chuanhong Guo To: linux-mediatek@lists.infradead.org, linux-spi@vger.kernel.org, linux-mtd@lists.infradead.org, devicetree@vger.kernel.org Cc: Chuanhong Guo , Miquel Raynal , Richard Weinberger , Vignesh Raghavendra , Rob Herring , Matthias Brugger , Mark Brown , Tudor Ambarus , linux-arm-kernel@lists.infradead.org (moderated list:ARM/Mediatek SoC support), linux-kernel@vger.kernel.org (open list) Subject: [PATCH v3 0/4] rewrite mtk-quadspi spi-nor driver with spi-mem Date: Fri, 6 Mar 2020 16:50:48 +0800 Message-Id: <20200306085052.28258-1-gch981213@gmail.com> X-Mailer: git-send-email 2.24.1 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This patchset adds a spi-mem driver for Mediatek SPI-NOR controller, which already has limited support by mtk-quadspi. This new driver can make use of full quadspi capability of this controller. 1st new commit makes spi-max-frequency optional to match current binding doc and make this new driver compatible with old driver dt bindings. Change since v2: revert binding example replacement and add a dummy irq binding Changes since v1: two new commits. Chuanhong Guo (4): spi: make spi-max-frequency optional spi: add support for mediatek spi-nor controller dt-bindings: convert mtk-quadspi binding doc for spi-mtk-nor mtd: spi-nor: remove mtk-quadspi driver .../mtk-quadspi.txt => spi/spi-mtk-nor.txt} | 15 +- drivers/mtd/spi-nor/Kconfig | 8 - drivers/mtd/spi-nor/Makefile | 1 - drivers/mtd/spi-nor/mtk-quadspi.c | 565 -------------- drivers/spi/Kconfig | 10 + drivers/spi/Makefile | 1 + drivers/spi/spi-mtk-nor.c | 689 ++++++++++++++++++ drivers/spi/spi.c | 9 +- 8 files changed, 708 insertions(+), 590 deletions(-) rename Documentation/devicetree/bindings/{mtd/mtk-quadspi.txt => spi/spi-mtk-nor.txt} (75%) delete mode 100644 drivers/mtd/spi-nor/mtk-quadspi.c create mode 100644 drivers/spi/spi-mtk-nor.c -- 2.24.1