From patchwork Fri Jun 3 08:23:12 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Boris BREZILLON X-Patchwork-Id: 9152163 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 1DCDB60221 for ; Fri, 3 Jun 2016 08:26:28 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 06ECB28309 for ; Fri, 3 Jun 2016 08:26:28 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id ED21C28328; Fri, 3 Jun 2016 08:26:27 +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=-3.2 required=2.0 tests=BAYES_00,FSL_HELO_HOME, 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 B276828309 for ; Fri, 3 Jun 2016 08:26:27 +0000 (UTC) Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.80.1 #2 (Red Hat Linux)) id 1b8kR0-0005Fe-6B; Fri, 03 Jun 2016 08:26:26 +0000 Received: from down.free-electrons.com ([37.187.137.238] helo=mail.free-electrons.com) by bombadil.infradead.org with esmtp (Exim 4.80.1 #2 (Red Hat Linux)) id 1b8kOf-0001Be-9S; Fri, 03 Jun 2016 08:24:06 +0000 Received: by mail.free-electrons.com (Postfix, from userid 110) id 85C084B5; Fri, 3 Jun 2016 10:23:27 +0200 (CEST) Received: from bbrezillon.home (LStLambert-657-1-97-87.w90-63.abo.wanadoo.fr [90.63.216.87]) by mail.free-electrons.com (Postfix) with ESMTPSA id E0709AAD; Fri, 3 Jun 2016 10:23:26 +0200 (CEST) From: Boris Brezillon To: Thierry Reding , linux-pwm@vger.kernel.org, Mark Brown , Liam Girdwood Subject: [PATCH 14/14] regulator: pwm: Document pwm-dutycycle-unit and pwm-dutycycle-range Date: Fri, 3 Jun 2016 10:23:12 +0200 Message-Id: <1464942192-25967-15-git-send-email-boris.brezillon@free-electrons.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1464942192-25967-1-git-send-email-boris.brezillon@free-electrons.com> References: <1464942192-25967-1-git-send-email-boris.brezillon@free-electrons.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20160603_012401_834056_48BDA87E X-CRM114-Status: GOOD ( 10.63 ) X-BeenThere: linux-rockchip@lists.infradead.org X-Mailman-Version: 2.1.20 Precedence: list List-Id: Upstream kernel work for Rockchip platforms List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Mark Rutland , devicetree@vger.kernel.org, Heiko Stuebner , Pawel Moll , Ian Campbell , Srinivas Kandagatla , Brian Norris , linux-kernel@vger.kernel.org, Patrice Chotard , Doug Anderson , Milo Kim , linux-rockchip@lists.infradead.org, Rob Herring , kernel@stlinux.com, Boris Brezillon , Kumar Gala , Maxime Coquelin , Stephen Barber , Ajit Pal Singh , linux-arm-kernel@lists.infradead.org, Caesar Wang MIME-Version: 1.0 Sender: "Linux-rockchip" Errors-To: linux-rockchip-bounces+patchwork-linux-rockchip=patchwork.kernel.org@lists.infradead.org X-Virus-Scanned: ClamAV using ClamSMTP Document the pwm-dutycycle-unit and pwm-dutycycle-range properties. Signed-off-by: Boris Brezillon Acked-by: Brian Norris --- .../devicetree/bindings/regulator/pwm-regulator.txt | 12 ++++++++++++ 1 file changed, 12 insertions(+) diff --git a/Documentation/devicetree/bindings/regulator/pwm-regulator.txt b/Documentation/devicetree/bindings/regulator/pwm-regulator.txt index ed936f0..5303235 100644 --- a/Documentation/devicetree/bindings/regulator/pwm-regulator.txt +++ b/Documentation/devicetree/bindings/regulator/pwm-regulator.txt @@ -34,6 +34,18 @@ Only required for Voltage Table Mode: First cell is voltage in microvolts (uV) Second cell is duty-cycle in percent (%) +Optional properties for Continuous mode: +- pwm-dutycycle-unit: Integer value encoding the dutycycle unit. If not + defined, <100> is assumed, meaning that + pwm-dutycycle-range contains values expressed in + percent. + +- pwm-dutycycle-range: Should contain 2 entries. The first entry is encoding + the dutycycle for regulator-min-microvolt and the + second one the dutycycle for regulator-max-microvolt. + Dutycyle values are expressed in pwm-dutycycle-unit. + If not defined, <0 100> is assumed. + NB: To be clear, if voltage-table is provided, then the device will be used in Voltage Table Mode. If no voltage-table is provided, then the device will be used in Continuous Voltage Mode.