From patchwork Tue Nov 7 15:50:40 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Hugo Villeneuve X-Patchwork-Id: 162663 Return-Path: Delivered-To: ouuuleilei@gmail.com Received: by 2002:a59:aa0b:0:b0:403:3b70:6f57 with SMTP id k11csp329279vqo; Tue, 7 Nov 2023 07:58:49 -0800 (PST) X-Google-Smtp-Source: AGHT+IFOETXyao2PaQ8yD6+O5ie5+c1XEGKpRpODNBcQ22rj/waCr0yEx12KeBgGuA8wfcL4i29q X-Received: by 2002:a17:902:b593:b0:1cc:b460:e6cc with SMTP id a19-20020a170902b59300b001ccb460e6ccmr7138694pls.12.1699372729509; Tue, 07 Nov 2023 07:58:49 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; t=1699372729; cv=none; d=google.com; s=arc-20160816; b=P9EWKfka5AuPUUJBCLoUsoJuFCtCCzkMNWJ1z4kGzGXcLsta/dsxRgMRf/rkPwMAkt So15gHrei+qLNrvhL4gM3QLAC1PydEv1p1o9vsTWzUP/VZURMZ7Vh5JxmNgGWpzE9lDk jV+447/uIrblm/npl/1KMl8QdKV4kB6AiGqU7cFNPSutUimzBoIfKJPm9LDBL/gAkMAS WDzVOoj9dPQ6yb0N+mfRaGb4dbdslfFXStW8AdqUQjDHMh+lEISfKikt1RYuErgEewRZ qPh9SpuceC7aPO0K8tLgKUpOQt2wqVqKbiuN0p2otmIfTfiXpA3qbK9WQW8OZ7ldsFT7 kVsQ== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:subject:content-transfer-encoding:mime-version :message-id:date:cc:to:from:dkim-signature; bh=r0TYUpnREGJ0KanYJfwzlHomepGsTlvaq5o9zs4sWSs=; fh=X6r1Bea5hzS19+N13jbqbcZvZbdfvOXu8EPn1uBO7NY=; b=pExS7AOc1ZMNdFVCi3cpCbYRAyTrxqL1dhYO5fYopwZVIIbw7+JqCebezvL3aNMhyA BcEwM6pVkQrPhIP8Glku382UlOofecyx/6V4CZSjTUMHqj+bhdhgTJ1ydCI/CQLPoeQg 0MIxFG0AGcF9hRi30kSTKtsPuRNfmYSLqTSJ+Fqi2fJ0hO8hNphNlYflFx17ag1/WamT bwgnZG3BZm141FPdR3uLp9Fp4lFDb56yGDKgP9EdFm8giyLq6ljSwsM5YNJYXmwjKHZC BJlLVIu1ghH1pOludw6cSW0hfiyeJ8Tbk0rbVa59vEcwY5K1CVSRXY3k6AFq8yj7fijU dhmQ== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@hugovil.com header.s=x header.b=vdwCz6yQ; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::3:3 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: from lipwig.vger.email (lipwig.vger.email. [2620:137:e000::3:3]) by mx.google.com with ESMTPS id la16-20020a170902fa1000b001bf88e777f9si43808plb.33.2023.11.07.07.58.49 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 07 Nov 2023 07:58:49 -0800 (PST) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::3:3 as permitted sender) client-ip=2620:137:e000::3:3; Authentication-Results: mx.google.com; dkim=pass header.i=@hugovil.com header.s=x header.b=vdwCz6yQ; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::3:3 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: from out1.vger.email (depot.vger.email [IPv6:2620:137:e000::3:0]) by lipwig.vger.email (Postfix) with ESMTP id EAAED81489E6; Tue, 7 Nov 2023 07:58:28 -0800 (PST) X-Virus-Status: Clean X-Virus-Scanned: clamav-milter 0.103.11 at lipwig.vger.email Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1343785AbjKGP4l (ORCPT + 32 others); Tue, 7 Nov 2023 10:56:41 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:35740 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1343759AbjKGP4T (ORCPT ); Tue, 7 Nov 2023 10:56:19 -0500 Received: from mail.hugovil.com (mail.hugovil.com [162.243.120.170]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 5F3DB4EEC; Tue, 7 Nov 2023 07:50:50 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=hugovil.com ; s=x; h=Subject:Content-Transfer-Encoding:MIME-Version:Message-Id:Date:Cc:To :From:subject:date:message-id:reply-to; bh=r0TYUpnREGJ0KanYJfwzlHomepGsTlvaq5o9zs4sWSs=; b=vdwCz6yQyVDp/gzLzzMkGyqrBP FXNkjbLi1mhe3jlBKl24nPernItP1XoDYFZIIwicL1eL5IBUF/nkDS2YFX9OxzFnHa5HO5Q8m/Mf7 j8Wdf9LV24O7zAtE0zWgNCPsoUZWfjCXfsQdSE5v3TzCRql+QZHtUTFoMhcvEaqBmJMs=; Received: from modemcable168.174-80-70.mc.videotron.ca ([70.80.174.168]:41044 helo=pettiford.lan) by mail.hugovil.com with esmtpa (Exim 4.92) (envelope-from ) id 1r0OLi-0007bH-VP; Tue, 07 Nov 2023 10:50:43 -0500 From: Hugo Villeneuve To: Rob Herring , Krzysztof Kozlowski , Conor Dooley , Shawn Guo , Sascha Hauer , Pengutronix Kernel Team , Fabio Estevam , NXP Linux Team Cc: hugo@hugovil.com, Hugo Villeneuve , devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Date: Tue, 7 Nov 2023 10:50:40 -0500 Message-Id: <20231107155040.1644169-1-hugo@hugovil.com> X-Mailer: git-send-email 2.39.2 MIME-Version: 1.0 X-SA-Exim-Connect-IP: 70.80.174.168 X-SA-Exim-Mail-From: hugo@hugovil.com X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lipwig.vger.email X-Spam-Level: X-Spam-Status: No, score=-0.8 required=5.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, SPF_HELO_NONE,SPF_PASS,T_SCC_BODY_TEXT_LINE,URIBL_CSS autolearn=unavailable autolearn_force=no version=3.4.6 Subject: [PATCH v2] arm64: dts: imx8mn-var-som-symphony: add vcc supply for PCA9534 X-SA-Exim-Version: 4.2.1 (built Wed, 08 May 2019 21:11:16 +0000) X-SA-Exim-Scanned: Yes (on mail.hugovil.com) Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-Greylist: Sender passed SPF test, not delayed by milter-greylist-4.6.4 (lipwig.vger.email [0.0.0.0]); Tue, 07 Nov 2023 07:58:29 -0800 (PST) X-getmail-retrieved-from-mailbox: INBOX X-GMAIL-THRID: 1781842151613466777 X-GMAIL-MSGID: 1781921459146396501 From: Hugo Villeneuve The following warning is shown when probing device: pca953x 1-0020: supply vcc not found, using dummy regulator Define a new fixed 3.3v regulator for carrier board peripherals, enabled by mosfet switch Q2 after the SOM_3V3 supply rises (no software control). Add this new regulator as vcc supply to the PCA9534 to silence the warning. Signed-off-by: Hugo Villeneuve --- Changes for V2: - add peripherals regulator and update commit message for Q2 mosfet. .../boot/dts/freescale/imx8mn-var-som-symphony.dts | 10 ++++++++++ 1 file changed, 10 insertions(+) base-commit: be3ca57cfb777ad820c6659d52e60bbdd36bf5ff diff --git a/arch/arm64/boot/dts/freescale/imx8mn-var-som-symphony.dts b/arch/arm64/boot/dts/freescale/imx8mn-var-som-symphony.dts index a7a57442cb81..a6b94d1957c9 100644 --- a/arch/arm64/boot/dts/freescale/imx8mn-var-som-symphony.dts +++ b/arch/arm64/boot/dts/freescale/imx8mn-var-som-symphony.dts @@ -57,6 +57,15 @@ led { linux,default-trigger = "heartbeat"; }; }; + + /* Peripherals supply, enabled by Q2 after SOM_3V3 rises. */ + reg_per_3v3: regulator-peripheral-3v3 { + compatible = "regulator-fixed"; + regulator-name = "per_3v3"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + regulator-always-on; + }; }; ðphy { @@ -79,6 +88,7 @@ pca9534: gpio@20 { interrupts = <7 IRQ_TYPE_EDGE_FALLING>; #gpio-cells = <2>; wakeup-source; + vcc-supply = <®_per_3v3>; /* USB 3.0 OTG (usbotg1) / SATA port switch, set to USB 3.0 */ usb3-sata-sel-hog {