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=-5.3 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED 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 2E9F5C43464 for ; Mon, 21 Sep 2020 06:54:46 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id D6B9620866 for ; Mon, 21 Sep 2020 06:54:45 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=chromium.org header.i=@chromium.org header.b="YBxfWLO9" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726265AbgIUGyp (ORCPT ); Mon, 21 Sep 2020 02:54:45 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:55468 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726011AbgIUGyo (ORCPT ); Mon, 21 Sep 2020 02:54:44 -0400 Received: from mail-vs1-xe41.google.com (mail-vs1-xe41.google.com [IPv6:2607:f8b0:4864:20::e41]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id B6DFEC061755 for ; Sun, 20 Sep 2020 23:54:44 -0700 (PDT) Received: by mail-vs1-xe41.google.com with SMTP id j185so7494804vsc.3 for ; Sun, 20 Sep 2020 23:54:44 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=chromium.org; s=google; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=mtQqkf0DOg7SDhcAIXUbdE0JhrrbIB/Y7A8QqESS0bc=; b=YBxfWLO9xyiBxANQCD7TGEWzgQnCUtV/3967x5NsoR9xd+xMaC5dtXLtLl5dA9JR4e HrNSMTXNiwdIR1l1WPg3Z6LYpMdLk1dnXRJvSEBcnilzj696HtkRuH35V8kl6cD9xoMV IWBWYH69TRpKUnGsnuBl8MCPPLhODstYnLtqk= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=mtQqkf0DOg7SDhcAIXUbdE0JhrrbIB/Y7A8QqESS0bc=; b=MdnL+ut9jodvuGyd14VSLiO/4HaVZItcQtKWXFX7jqPY9K2xRuya4UdnXksHNhImCv 0sR8+CmtvU7vI8E7h5YMHQPqdsgtrRxnn1pKew+cvRHN7DlPdDtexKqf7TUWXVhoMsaq hhybOXvJgIwp0QloNHBUmWkmrZuvuOGWjjyEU5EO3Wjss8P2tZWaWpgZ+9r47K+6l/W1 4IqcxeWPe9/nBATMKLINOhZTh5l0EOyuDeXzMJq8fXN0r//xX02mV84jwOLrYIIyoY4/ Qpgbv8Y+YTNAwrJkvaNb+1TO9FAU/nzAfNfCC5bqiBCWfd56Kfhd3rZHZhY/tHNK+fVd ozUw== X-Gm-Message-State: AOAM5319+wPipY9GAkgNeYzCxEZd7hDqyt69yNpxuRGsaJ452yGqTtWQ U4N1kIazkPSA5dxuXmAeElNh4ZuynG6spJkNWPee2A== X-Google-Smtp-Source: ABdhPJxJMZSII0e7AryQCVgZiyLLcBbUBiHsQPI0JYgGmO2/Nidf+iXorrmdf5Tda6KXV0TQQMPb75c5vYVzyh7WnqA= X-Received: by 2002:a67:db87:: with SMTP id f7mr17600470vsk.31.1600671283955; Sun, 20 Sep 2020 23:54:43 -0700 (PDT) MIME-Version: 1.0 References: <20200918083124.3921207-1-ikjn@chromium.org> <20200918162834.v2.4.Id1cb208392928afc7ceed4de06924243c7858cd0@changeid> <1600529204.7002.0.camel@mtksdaap41> In-Reply-To: <1600529204.7002.0.camel@mtksdaap41> From: Ikjoon Jang Date: Mon, 21 Sep 2020 14:54:32 +0800 Message-ID: Subject: Re: [PATCH v2 4/5] spi: spi-mtk-nor: support 36bit dma addressing to mediatek To: Yingjoe Chen Cc: Rob Herring , Mark Brown , "open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS" , linux-spi@vger.kernel.org, linux-mtd@lists.infradead.org, Matthias Brugger , "moderated list:ARM/Mediatek SoC support" , "moderated list:ARM/Mediatek SoC support" , open list Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org On Sat, Sep 19, 2020 at 11:26 PM Yingjoe Chen wrote: > > On Fri, 2020-09-18 at 16:31 +0800, Ikjoon Jang wrote: > > This patch enables 36bit dma address support to spi-mtk-nor. > > Currently 36bit dma addressing is enabled only for mt8192-nor. [snip] > > Do we need to set sp->high_dma when we have >32bits DMA? > Yes, to do so, you need to add new compatible strings if there are more SoCs support >32bit other than mt8192 or just ust mt8192-nor for binding. > Joe.C