From patchwork Tue Dec 20 10:27:07 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Quentin Schulz X-Patchwork-Id: 9481391 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id 7C152601C0 for ; Tue, 20 Dec 2016 10:32:54 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 7637626E69 for ; Tue, 20 Dec 2016 10:32:54 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 6AD9728285; Tue, 20 Dec 2016 10:32:54 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-4.2 required=2.0 tests=BAYES_00, RCVD_IN_DNSWL_MED autolearn=ham version=3.3.1 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.9]) (using TLSv1.2 with cipher AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id 0AFD526E69 for ; Tue, 20 Dec 2016 10:32:54 +0000 (UTC) Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.85_2 #1 (Red Hat Linux)) id 1cJHhS-0000bv-RK; Tue, 20 Dec 2016 10:31:14 +0000 Received: from mail.free-electrons.com ([62.4.15.54]) by bombadil.infradead.org with esmtp (Exim 4.85_2 #1 (Red Hat Linux)) id 1cJHfI-0006N8-Lr for linux-arm-kernel@lists.infradead.org; Tue, 20 Dec 2016 10:29:04 +0000 Received: by mail.free-electrons.com (Postfix, from userid 110) id C417320C1B; Tue, 20 Dec 2016 11:28:19 +0100 (CET) Received: from qschulz.home (LStLambert-657-1-97-87.w90-63.abo.wanadoo.fr [90.63.216.87]) by mail.free-electrons.com (Postfix) with ESMTPSA id 66A2220C1C; Tue, 20 Dec 2016 11:28:09 +0100 (CET) From: Quentin Schulz To: jic23@kernel.org, knaack.h@gmx.de, lars@metafoo.de, pmeerw@pmeerw.net, robh+dt@kernel.org, mark.rutland@arm.com, maxime.ripard@free-electrons.com, wens@csie.org, lee.jones@linaro.org, linux@armlinux.org.uk, stefan.mavrodiev@gmail.com Subject: [PATCH 5/7] ARM: dts: sun8i-a33-olinuxino: add cpu-supply Date: Tue, 20 Dec 2016 11:27:07 +0100 Message-Id: <20161220102709.9504-6-quentin.schulz@free-electrons.com> X-Mailer: git-send-email 2.9.3 In-Reply-To: <20161220102709.9504-1-quentin.schulz@free-electrons.com> References: <20161220102709.9504-1-quentin.schulz@free-electrons.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20161220_022901_113420_85CFA08A X-CRM114-Status: UNSURE ( 9.45 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.20 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: thomas.petazzoni@free-electrons.com, devicetree@vger.kernel.org, linux-iio@vger.kernel.org, linux-kernel@vger.kernel.org, Quentin Schulz , linux-arm-kernel@lists.infradead.org MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Virus-Scanned: ClamAV using ClamSMTP This adds the cpu-supply DT property to the cpu0 DT node needed by the board to adapt the regulator voltage depending on the currently use OPP. Signed-off-by: Quentin Schulz --- This hasn't been tested on the board but it is what I understand from the schematics[1] of the board. Stefan (or anyone owning this board), could you test this series of patch on the Olinuxino A33, test CPUfreq on it and tell us if it works? Thanks! [1] https://github.com/OLIMEX/OLINUXINO/raw/master/HARDWARE/A33/A33-OLinuXino_Rev_B1.pdf arch/arm/boot/dts/sun8i-a33-olinuxino.dts | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/arch/arm/boot/dts/sun8i-a33-olinuxino.dts b/arch/arm/boot/dts/sun8i-a33-olinuxino.dts index 9ea637e..df55f54 100644 --- a/arch/arm/boot/dts/sun8i-a33-olinuxino.dts +++ b/arch/arm/boot/dts/sun8i-a33-olinuxino.dts @@ -72,6 +72,10 @@ }; }; +&cpu0 { + cpu-supply = <®_dcdc3>; +}; + &ehci0 { status = "okay"; };