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=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED autolearn=ham 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 0E120C31E44 for ; Mon, 17 Jun 2019 08:43:29 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id D9DD22080A for ; Mon, 17 Jun 2019 08:43:28 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="MZniSYHA" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org D9DD22080A Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=linux-m68k.org Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:To:Subject:Message-ID:Date:From: In-Reply-To:References:MIME-Version:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=6JSMsBEGgwtebN85I6k90L8noP9LY5izO3qTQjqNeaI=; b=MZniSYHAsAljas zIC/2lVn8Z6v8wJfiieLYo875YHm78aqN1Rx+hPZb05LyUWe19wW8eeaA38nn5UQTXKr3ciANNc1v a0QBAIOmdXkMVPwC9vGfpcchrNm2zg5NACQtvewz//MWBmbbXCAcG5VlvB6idJIRtRc268mecpOqL wsVhrbJYRhFK5IXHHjtEse94EjhXFa3CqYNhx3oNPqt1W0EZvACoU0wHzoAWMG6IAGZhBUDp1n8bz lzqSxWm4N5Kz+EIkbioQksDpB052XuuBC6v7sMzpX86PKMZvhzBmCqD5dma2QbY+8FvCkw6Fl1yAq veAGMc+zTG8Wkr9Xo68A==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92 #3 (Red Hat Linux)) id 1hcnEd-00006j-GT; Mon, 17 Jun 2019 08:43:27 +0000 Received: from mail-lf1-f66.google.com ([209.85.167.66]) by bombadil.infradead.org with esmtps (Exim 4.92 #3 (Red Hat Linux)) id 1hcnEa-00006J-Lg for linux-arm-kernel@lists.infradead.org; Mon, 17 Jun 2019 08:43:26 +0000 Received: by mail-lf1-f66.google.com with SMTP id q26so5892915lfc.3 for ; Mon, 17 Jun 2019 01:43:23 -0700 (PDT) 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=p4VKAprg7mXUJd6G8Qf2jpLDJEVAi1L24CO1vzj3CGU=; b=Kw+/BA5d1j8ud+dmOfy5FlI1LAkkxpo110e345bhmd0vUhCk9qGON8xv4seLNJ/BQI 2KifIkn2KFG0LkjF4m2noR5VBbUDhkv7EpXs1zewHYOe3PecTjFjVhCDh14d3woZfGoD NSL5goDWTZGJ3DtP/u+8P+xM4RNDuSLc+F9T7BLEmRHsqYhWgcawP+nWXgrWKvgoO6be pHErzve1ipYwZxnE2deRC3KNjBIMq0RlofKvqijwxW53UZUwzpNzCW016+ruTKSWFKra gi8JetL2z5xHp8UDYmqCdF+Azyk8Wk6tBfixjLZbOftGA5RBS/uLjNXEnJU+Q1ovm90u UoIg== X-Gm-Message-State: APjAAAWZAxm+is3YFh/G2Ne55Velwc5OLZrt15n91wqqP4VbO1/o0ehy ii42OIGeR+opBEQcQrYKVVMk1v3sfuQdqtahuso= X-Google-Smtp-Source: APXvYqyzlinULIwCTQjvK3dU45P5C1mboR5bQEvnqFKJJDzMHrNXC72e93q8r138d5PLeAGt7y20WxK5UyK4E8ydR1k= X-Received: by 2002:ac2:597c:: with SMTP id h28mr15739604lfp.90.1560761002181; Mon, 17 Jun 2019 01:43:22 -0700 (PDT) MIME-Version: 1.0 References: <20190617083704.3941-1-horms+renesas@verge.net.au> <20190617083704.3941-2-horms+renesas@verge.net.au> In-Reply-To: <20190617083704.3941-2-horms+renesas@verge.net.au> From: Geert Uytterhoeven Date: Mon, 17 Jun 2019 10:43:09 +0200 Message-ID: Subject: Re: [PATCH v2 1/2] arm64: dts: renesas: r8a77990: Add cpg reset for LVDS Interface To: Simon Horman X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190617_014324_713935_827AC0A8 X-CRM114-Status: GOOD ( 17.85 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Takeshi Kihara , Yoshihiro Kaneko , Magnus Damm , Linux-Renesas , Laurent Pinchart , Linux ARM Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org Hi Simon, On Mon, Jun 17, 2019 at 10:37 AM Simon Horman wrote: > From: Takeshi Kihara > > It is necessary to reset the LVDS Interface according to display on/off. This is not the LVDS interface. The LVDS interface has its own device node. > Therefore, this patch adds CPG reset properties in DU device node > for the R8A77990 SoC. > > According to Laurent Pinchart, R-Car Gen3 reset is handled at the group > level so specifying one reset entry per group is sufficient. For this > reason <&cpg 724> is not listed as a reset for "du.1" as was the case in an > earlier revision of this patch. > > Signed-off-by: Takeshi Kihara > Signed-off-by: Yoshihiro Kaneko > Signed-off-by: Simon Horman > --- > v2 [Simon Horman] > - only add one reset entry per group > > v1 [Yoshihiro Kaneko] > > v0 [Takeshi Kihara] > --- > arch/arm64/boot/dts/renesas/r8a77990.dtsi | 2 ++ > 1 file changed, 2 insertions(+) > > diff --git a/arch/arm64/boot/dts/renesas/r8a77990.dtsi b/arch/arm64/boot/dts/renesas/r8a77990.dtsi > index b4318661f35e..84d1f58e73e7 100644 > --- a/arch/arm64/boot/dts/renesas/r8a77990.dtsi > +++ b/arch/arm64/boot/dts/renesas/r8a77990.dtsi > @@ -1766,6 +1766,8 @@ > clocks = <&cpg CPG_MOD 724>, > <&cpg CPG_MOD 723>; > clock-names = "du.0", "du.1"; > + resets = <&cpg 724>; > + reset-names = "du.0"; > vsps = <&vspd0 0 &vspd1 0>; > status = "disabled"; Gr{oetje,eeting}s, Geert -- Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@linux-m68k.org In personal conversations with technical people, I call myself a hacker. But when I'm talking to journalists I just say "programmer" or something like that. -- Linus Torvalds _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel