From patchwork Mon Dec 30 03:25:47 2013 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Chen-Yu Tsai X-Patchwork-Id: 3417481 Return-Path: X-Original-To: patchwork-linux-arm@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork2.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.19.201]) by patchwork2.web.kernel.org (Postfix) with ESMTP id 96AA7C02DC for ; Mon, 30 Dec 2013 03:30:13 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id C7188200FE for ; Mon, 30 Dec 2013 03:30:12 +0000 (UTC) Received: from casper.infradead.org (casper.infradead.org [85.118.1.10]) (using TLSv1.2 with cipher DHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id DA36F200F3 for ; Mon, 30 Dec 2013 03:30:11 +0000 (UTC) Received: from merlin.infradead.org ([2001:4978:20e::2]) by casper.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1VxTXX-0002NI-AJ; Mon, 30 Dec 2013 03:29:15 +0000 Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.80.1 #2 (Red Hat Linux)) id 1VxTXJ-00087b-Eq; Mon, 30 Dec 2013 03:29:01 +0000 Received: from smtp.csie.ntu.edu.tw ([140.112.30.61]) by merlin.infradead.org with esmtp (Exim 4.80.1 #2 (Red Hat Linux)) id 1VxTWx-00084z-VP for linux-arm-kernel@lists.infradead.org; Mon, 30 Dec 2013 03:28:42 +0000 Received: from mirror2.csie.ntu.edu.tw (mirror2.csie.ntu.edu.tw [140.112.30.76]) by smtp.csie.ntu.edu.tw (Postfix) with ESMTPSA id D3D19205BD; Mon, 30 Dec 2013 11:28:06 +0800 (CST) Received: from wens by mirror2.csie.ntu.edu.tw with local (Exim 4.82) (envelope-from ) id 1VxTWQ-0007QX-PR; Mon, 30 Dec 2013 11:28:06 +0800 From: Chen-Yu Tsai To: Maxime Ripard Subject: [PATCH v2 2/4] ARM: dts: sun7i: external clock outputs Date: Mon, 30 Dec 2013 11:25:47 +0800 Message-Id: <1388373949-28506-3-git-send-email-wens@csie.org> X-Mailer: git-send-email 1.8.5.2 In-Reply-To: <1388373949-28506-1-git-send-email-wens@csie.org> References: <1388373949-28506-1-git-send-email-wens@csie.org> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20131229_222840_280435_19A09BE6 X-CRM114-Status: UNSURE ( 8.41 ) X-CRM114-Notice: Please train this message. X-Spam-Score: -2.3 (--) Cc: emilio@elopez.com.ar, linux-sunxi@googlegroups.com, Mike Turquette , Chen-Yu Tsai , linux-arm-kernel@lists.infradead.org X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Spam-Status: No, score=-4.6 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_MED, RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP This commit adds the two external clock outputs available on A20 to its device tree. A dummy fixed factor clock is also added to serve as the first input of the clock outputs, which according to AW's A20 user manual, is the 24MHz oscillator divided by 750. Signed-off-by: Chen-Yu Tsai --- arch/arm/boot/dts/sun7i-a20.dtsi | 27 +++++++++++++++++++++++++++ 1 file changed, 27 insertions(+) diff --git a/arch/arm/boot/dts/sun7i-a20.dtsi b/arch/arm/boot/dts/sun7i-a20.dtsi index 4c25f81..f255a49 100644 --- a/arch/arm/boot/dts/sun7i-a20.dtsi +++ b/arch/arm/boot/dts/sun7i-a20.dtsi @@ -302,6 +302,33 @@ clocks = <&osc24M>, <&pll6 2>, <&pll5 1>; clock-output-names = "mbus"; }; + + /* + * Dummy clock used by output clocks + */ + osc24M_32k: osc24M_32k { + #clock-cells = <0>; + compatible = "fixed-factor-clock"; + clock-div = <750>; + clock-mult = <1>; + clocks = <&osc24M>; + }; + + clk_out_a: clk@01c201f0 { + #clock-cells = <0>; + compatible = "allwinner,sun7i-a20-out-clk"; + reg = <0x01c201f0 0x4>; + clocks = <&osc24M_32k>, <&osc32k>, <&osc24M>; + clock-output-names = "clk_out_a"; + }; + + clk_out_b: clk@01c201f4 { + #clock-cells = <0>; + compatible = "allwinner,sun7i-a20-out-clk"; + reg = <0x01c201f4 0x4>; + clocks = <&osc24M_32k>, <&osc32k>, <&osc24M>; + clock-output-names = "clk_out_b"; + }; }; soc@01c00000 {