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=-6.9 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS autolearn=unavailable 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 F0C1DC35666 for ; Sat, 22 Feb 2020 21:45:46 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id C624D206ED for ; Sat, 22 Feb 2020 21:45:46 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=megous.com header.i=@megous.com header.b="Y9jA0iQ5" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726908AbgBVVpp (ORCPT ); Sat, 22 Feb 2020 16:45:45 -0500 Received: from vps.xff.cz ([195.181.215.36]:33302 "EHLO vps.xff.cz" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726828AbgBVVpp (ORCPT ); Sat, 22 Feb 2020 16:45:45 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=megous.com; s=mail; t=1582407943; bh=Y7u8gzOQF+zIIN95lvE+eXroq85RkvPktNaOVSqAk90=; h=From:To:Cc:Subject:Date:From; b=Y9jA0iQ5XLDNRTUxLDPuVKtHDRMpgKK1DEqOA78E6FvJDnVo6nvCwh30p9Ya+uz5m 3Qr2TfxP8ujHWBelU+jvfIdvIofJ5Lj/M88p0jTbGNXH9DSN9Ni1UIZOOBmHyRvwOG yu39vPbrs9UlU3v2yD0RDB2KVtbPwpaAQ1lm6yOA= From: Ondrej Jirman To: linux-sunxi@googlegroups.com Cc: Ondrej Jirman , Maxime Ripard , Chen-Yu Tsai , Rob Herring , Mark Rutland , linux-arm-kernel@lists.infradead.org (moderated list:ARM/Allwinner sunXi SoC support), devicetree@vger.kernel.org (open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS), linux-kernel@vger.kernel.org (open list) Subject: [PATCH] arm64: dts: sun50i-h5-orange-pi-pc2: Add CPUX voltage regulator Date: Sat, 22 Feb 2020 22:45:41 +0100 Message-Id: <20200222214541.210318-1-megous@megous.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Orange Pi PC2 features sy8106a regulator just like Orange Pi PC. Signed-off-by: Ondrej Jirman --- .../dts/allwinner/sun50i-h5-orangepi-pc2.dts | 29 +++++++++++++++++++ 1 file changed, 29 insertions(+) diff --git a/arch/arm64/boot/dts/allwinner/sun50i-h5-orangepi-pc2.dts b/arch/arm64/boot/dts/allwinner/sun50i-h5-orangepi-pc2.dts index 70b5f09984218..5feedde95b5fc 100644 --- a/arch/arm64/boot/dts/allwinner/sun50i-h5-orangepi-pc2.dts +++ b/arch/arm64/boot/dts/allwinner/sun50i-h5-orangepi-pc2.dts @@ -85,6 +85,10 @@ reg_usb0_vbus: usb0-vbus { }; }; +&cpu0 { + cpu-supply = <®_vdd_cpux>; +}; + &codec { allwinner,audio-routing = "Line Out", "LINEOUT", @@ -180,6 +184,31 @@ flash@0 { }; }; +&r_i2c { + status = "okay"; + + reg_vdd_cpux: regulator@65 { + compatible = "silergy,sy8106a"; + reg = <0x65>; + regulator-name = "vdd-cpux"; + silergy,fixed-microvolt = <1200000>; + /* + * The datasheet uses 1.1V as the minimum value of VDD-CPUX, + * however both the Armbian DVFS table and the official one + * have operating points with voltage under 1.1V, and both + * DVFS table are known to work properly at the lowest + * operating point. + * + * Use 1.0V as the minimum voltage instead. + */ + regulator-min-microvolt = <1000000>; + regulator-max-microvolt = <1400000>; + regulator-ramp-delay = <200>; + regulator-boot-on; + regulator-always-on; + }; +}; + &uart0 { pinctrl-names = "default"; pinctrl-0 = <&uart0_pa_pins>; -- 2.25.1