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[209.132.180.67]) by mx.google.com with ESMTP id y7-v6si17621354plk.473.2018.05.23.01.09.36; Wed, 23 May 2018 01:09:50 -0700 (PDT) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; dkim=pass header.i=@linaro.org header.s=google header.b=BW6dP/Gd; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=linaro.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754196AbeEWIIT (ORCPT + 99 others); Wed, 23 May 2018 04:08:19 -0400 Received: from mail-it0-f65.google.com ([209.85.214.65]:53671 "EHLO mail-it0-f65.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754082AbeEWIIQ (ORCPT ); Wed, 23 May 2018 04:08:16 -0400 Received: by mail-it0-f65.google.com with SMTP id n64-v6so3291824itb.3 for ; Wed, 23 May 2018 01:08:16 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=mime-version:in-reply-to:references:from:date:message-id:subject:to :cc; bh=QdJEmoFC1iym0nluLHQQvAM6NfFlJpZCYiVqwFmzQKw=; b=BW6dP/Gd+UvkSHh+CGKOcqOJYEGjJXg865Lp1eabU/6gQLxmdmd4lV4+sQqDWFvojt oIfpD/v8Q9PP2Hg7pkiLmxXllE5f0JjWnmC57zxYigUSTHYVswnVahxzXH+LlHlKAPDK TzkpxspuHpNW5iOvBZ/ym9aJNbXxov0SazzCc= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:in-reply-to:references:from:date :message-id:subject:to:cc; bh=QdJEmoFC1iym0nluLHQQvAM6NfFlJpZCYiVqwFmzQKw=; b=PEtwCgf1SiE4p56nal9y3mNvdJ2UvQT0NUbEE5n42AR2BOfn2MfgQNAm6V+s++Chxk acdWpGc9stMNNEJAba7RheRdCjK3KDiFyW5D/jnuc8GcxweeskPbKxNJPHGZcuJ28+BY nlU0OhSUMAdaOKfgD37A9k11nBuoHSNGLTRW0NxtNC7LQJMMBqQGXA0bCTNUW7g/3Z7G bu3d9+Qufqo/YP5LEWeNnrEnDHnsqoK1/In1MjOHBA46mLt7NOpA5V5xyeN63TTMP+vE dWMzLFI9XaRhnXVQWErZIwUreO+qIf5JlReYxDcz8gHHO48SjT+vkkYCyHAjPWSD2hSv YN/w== X-Gm-Message-State: ALKqPwdhJARkd8zb2W56e9U0mF7u/c4Do80BBauQfa7uE5IxcKeBQLJz enDLn9nhwaYJpiAwcCl/OK+hjAZKMYCUD0zkK/gMTQ== X-Received: by 2002:a24:5494:: with SMTP id t142-v6mr4315259ita.132.1527062896031; Wed, 23 May 2018 01:08:16 -0700 (PDT) MIME-Version: 1.0 Received: by 2002:a4f:4c95:0:0:0:0:0 with HTTP; Wed, 23 May 2018 01:08:15 -0700 (PDT) In-Reply-To: <1526615528-9707-1-git-send-email-djw@t-chip.com.cn> References: <1526614328-6869-1-git-send-email-djw@t-chip.com.cn> <1526615528-9707-1-git-send-email-djw@t-chip.com.cn> From: Linus Walleij Date: Wed, 23 May 2018 10:08:15 +0200 Message-ID: Subject: Re: [PATCH v2 1/5] gpio: syscon: allow fetching syscon from parent node To: djw@t-chip.com.cn Cc: "open list:ARM/Rockchip SoC..." , Wayne Chou , Heiko Stuebner , "open list:GPIO SUBSYSTEM" , "linux-kernel@vger.kernel.org" Content-Type: text/plain; charset="UTF-8" Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Fri, May 18, 2018 at 5:52 AM, wrote: > From: Heiko Stuebner > > Syscon nodes can be a simple-mfd and the syscon-users then be declared > as children of this node. That way the parent-child structure can be > better represented for devices that are fully embedded in the syscon. > > Therefore allow getting the syscon from the parent if neither > a special compatible nor a gpio,syscon-dev property is defined. > > Signed-off-by: Heiko Stuebner > Signed-off-by: Levin Du > --- > > Changes in v2: None > Changes in v1: > - New: allow fetching syscon from parent node in gpio-syscon driver Regardless of what happens with the rest of the patches this looks sane and generally useful, so patch applied! Yours, Linus Walleij