From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-ej1-f44.google.com (mail-ej1-f44.google.com [209.85.218.44]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 72AA02566E2 for ; Thu, 9 Oct 2025 09:16:21 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.218.44 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1760001383; cv=none; b=FaHqpeqkRnA1zYbV3RqyqAmMMhll1VLPCGpN0A4hz16UAVoNusQRJBsyTaSVpogY3L4OPKq0OdVMjr51g98i6wvv4hNztxfZRcuIn6UiVSI7BdPDtz0rBCVHbexqiXCMTu9a6PmNzAVpcjsYSJtdwVuNIyLTRsd63Trao1lZs4c= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1760001383; c=relaxed/simple; bh=B9IgCM2uyGtKV5fXjEWqJ5Dgw5HAjC5FZz0DgBdnzD4=; h=Mime-Version:Content-Type:Date:Message-Id:From:To:Cc:Subject: References:In-Reply-To; b=Cv+QPx8bOJst2GlmC02A/W3M9BcZ2tk7xmCZ3YMJDkCk3gfdRaC810Fm+LIl8GlLKE+Rnz07AElwBwyHWl2NBo6WhR++i0zX8GlKOPBSAxQRmPBi8nm8p03VxaHTSsjSEUMDwGJX/CYyYyesCz0Q57/wE8y1AxZviITOYzMQQWA= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=fairphone.com; spf=pass smtp.mailfrom=fairphone.com; dkim=pass (2048-bit key) header.d=fairphone.com header.i=@fairphone.com header.b=zBAOdkkT; arc=none smtp.client-ip=209.85.218.44 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=fairphone.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=fairphone.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=fairphone.com header.i=@fairphone.com header.b="zBAOdkkT" Received: by mail-ej1-f44.google.com with SMTP id a640c23a62f3a-b3f5e0e2bf7so116932166b.3 for ; Thu, 09 Oct 2025 02:16:21 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=fairphone.com; s=fair; t=1760001380; x=1760606180; darn=vger.kernel.org; h=in-reply-to:references:subject:cc:to:from:message-id:date :content-transfer-encoding:mime-version:from:to:cc:subject:date :message-id:reply-to; bh=WiLjyBB1pWTO9LpE9huMDU78bzfpc1Or2eT7POxqk3M=; b=zBAOdkkT4SVzBQABB6LHEpJWERFp8jCTGybtrCqg+EInm03QPiTy88MkcgJUvWwZWk aorjorsfxam2grf3OJPu6w8T22eGqdKHCTuhghBAQawpDuwQSZc2IYY1KBpE69BFtvmR JcpkL26Fl34DIN9+zOJsQwCBxY0vFUvM7Dr9fJOTdRWI5M1U6NVJNDIJVItqvkbxe2bZ gnwC6gmG0KAfHo9a0DDOE2UFq92vURkIK85owZTk5pat27Nu5N45oxRQ7Haeo6dCn9Fv xsY+UlvjEPRtGbZSSZQgpiZvXjAixswuCQG7dD844/A4iFI2Pm0yacfAinUDWEcmDI8H /mXA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1760001380; x=1760606180; h=in-reply-to:references:subject:cc:to:from:message-id:date :content-transfer-encoding:mime-version:x-gm-message-state:from:to :cc:subject:date:message-id:reply-to; bh=WiLjyBB1pWTO9LpE9huMDU78bzfpc1Or2eT7POxqk3M=; b=fnm3kxtrUKMMXErNTTo8xnxaU44f1fuWp62rvGoJOaTuJzIit5+kIl05DKFzdwVrLz UrJyCC2cnJeHLr0usU7H6Izdrd/GYudERuAe2+Nc3d8l9hmz0VrdGG6B0JtFFKu6+OaJ 3pCF5/rs2HwaiLXIGUvLeW2eRXmydE8fEY3/ZN579kn98jCI58JPDFtHxmLMSDJUYPgJ nuf9pa7FpEFgDslur4kQuyR+VRh9bThVtpofR3WgfDZeQ1fZwMzILPvaUEgsZ/rPTiJA 7/BJv2G2gAj06kHuy+8vPMw9jt2lFPo1Kip/i91rcsaUNSFRXiP3c+GOoXqe59xcHWq0 +FXQ== X-Forwarded-Encrypted: i=1; AJvYcCXkM5f62gohHqehCjxlX2fsKa5qgykElIoB3N/VboFIpSNgPazmhFrE5Dt+l8ZgezEWjUscXZSF44a0+onh@vger.kernel.org X-Gm-Message-State: AOJu0Yyb1AHJgHO0aI76n7BB54NbNze5ffeQydAuGtxZMG732gmN4Lw2 n9aex59H2cTepCoyj5T5xPerP83zrsIlAs276FUd9+IgBSQenRY488L35dxJUFBu/mk= X-Gm-Gg: ASbGncuRPLWZ0wFN1/GzfC+knZux5O/pfE4F15IqBpkZJJ/TJAbKxW1pqaug0w0mz7l mZy8aEEMuYu5U21ltpq5G7DpDvjeoARv3PRofPBtK0XgdNYHBzkEIjqse+dcTgY1R0IRwa6VnVc 6TpPJoOO0MkRfD3/qOFgK9KX/X0Oi8pg2ZPIM5fCxps+wwhi7UdOtI5rz/vjhlI+pUWe4hsZG9T lhVLoSzMN8sXK8KjoLUnFC45qWaYUhjQdz+QdZEREcNZOlX8PMcWN8iFenNdarsuX3YS/i8Lp/G 8tZXbX7pGQEN0L7kvnb5gsX1hyc3RTM2RC3q+e5cHOsFTVptVrYvsloUs9eXTBvS2hxNqgeBNc6 km918mPXme3jb4RceirNkIrc5XkN0fs9hut6ic206YkkiWLydFJseTIYywAeBsS79rr+hunilZd /k7911T6grADbGEcw5 X-Google-Smtp-Source: AGHT+IGOrTpOmf2AwVno8gUUnCHJDq2hsd+5co+xgTKJeslNoJI9pCqeytvgzR8hxE1J39wpda8Vgg== X-Received: by 2002:a17:907:7256:b0:b04:3629:b00e with SMTP id a640c23a62f3a-b50aa9a24e4mr629336966b.29.1760001379752; Thu, 09 Oct 2025 02:16:19 -0700 (PDT) Received: from localhost (144-178-202-138.static.ef-service.nl. [144.178.202.138]) by smtp.gmail.com with ESMTPSA id a640c23a62f3a-b503c779df2sm522692566b.34.2025.10.09.02.16.18 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Thu, 09 Oct 2025 02:16:19 -0700 (PDT) Precedence: bulk X-Mailing-List: linux-arm-msm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset=UTF-8 Date: Thu, 09 Oct 2025 11:16:18 +0200 Message-Id: From: "Luca Weiss" To: "Konrad Dybcio" , "Luca Weiss" , "Bjorn Andersson" , "Konrad Dybcio" , "Rob Herring" , "Krzysztof Kozlowski" , "Conor Dooley" , "Marijn Suijten" Cc: <~postmarketos/upstreaming@lists.sr.ht>, , , , Subject: Re: [PATCH 2/5] arm64: dts: qcom: qcm6490-fairphone-fp5: Add VTOF_LDO_2P8 regulator X-Mailer: aerc 0.21.0-0-g5549850facc2 References: <20250930-sc7280-dts-misc-v1-0-5a45923ef705@fairphone.com> <20250930-sc7280-dts-misc-v1-2-5a45923ef705@fairphone.com> In-Reply-To: Hi Konrad, On Wed Oct 1, 2025 at 10:30 AM CEST, Konrad Dybcio wrote: > On 9/30/25 3:57 PM, Luca Weiss wrote: >> Describe yet another regulator-fixed on this board, powering the ToF >> sensor. >>=20 >> Signed-off-by: Luca Weiss >> --- >> arch/arm64/boot/dts/qcom/qcm6490-fairphone-fp5.dts | 13 +++++++++++++ >> 1 file changed, 13 insertions(+) >>=20 >> diff --git a/arch/arm64/boot/dts/qcom/qcm6490-fairphone-fp5.dts b/arch/a= rm64/boot/dts/qcom/qcm6490-fairphone-fp5.dts >> index 36d5750584831d66b4c2faf6042e4cbb3274eca7..0a64e5721e092d1f3e4bb732= 9335704eee567761 100644 >> --- a/arch/arm64/boot/dts/qcom/qcm6490-fairphone-fp5.dts >> +++ b/arch/arm64/boot/dts/qcom/qcm6490-fairphone-fp5.dts >> @@ -195,6 +195,19 @@ vreg_usb_redrive_1v8: regulator-usb-redrive-1v8 { >> pinctrl-names =3D "default"; >> }; >> =20 >> + vreg_vtof_ldo_2p8: regulator-vtof-ldo-2p8 { >> + compatible =3D "regulator-fixed"; >> + regulator-name =3D "VTOF_LDO_2P8"; >> + regulator-min-microvolt =3D <2800000>; >> + regulator-max-microvolt =3D <2800000>; >> + regulator-enable-ramp-delay =3D <233>; >> + >> + gpio =3D <&tlmm 141 GPIO_ACTIVE_HIGH>; > > You may want to define the pincfg/mux config for this gpio too While I wouldn't say it's not good to have it, there's plenty of GPIOs that have no pinctrl for it. Downstream doesn't set anything for gpio141 either. I honestly wouldn't even know what the 'default' for a GPIO is in the first place, or could I query the runtime state from the kernel? Is /sys/kernel/debug/pinctrl/f100000.pinctrl/pinconf-groups trustworthy to solidify this in the dts? 141 (gpio141): input bias disabled, output drive strength (2 mA), output en= abled, pin output (0 level) Regards Luca > > Konrad