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=-3.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS autolearn=no 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 3FF09C433E2 for ; Mon, 31 Aug 2020 07:58:19 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 18CC12073A for ; Mon, 31 Aug 2020 07:58:19 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="cj+8D5tQ" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726800AbgHaH6R (ORCPT ); Mon, 31 Aug 2020 03:58:17 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:41018 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725829AbgHaH6R (ORCPT ); Mon, 31 Aug 2020 03:58:17 -0400 Received: from mail-ed1-x544.google.com (mail-ed1-x544.google.com [IPv6:2a00:1450:4864:20::544]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 8C41CC061573; Mon, 31 Aug 2020 00:58:16 -0700 (PDT) Received: by mail-ed1-x544.google.com with SMTP id l21so4519979eds.7; Mon, 31 Aug 2020 00:58:16 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=huQdyM+q9reHAMotsMXMrR+uvxt0zB89ISm5NsTKcqY=; b=cj+8D5tQCSmxfAdRNPAPmuTudMTpVoAPeOSrZRptzQ9EhDEPiOuSrmIXydsDMC+IeB KiWnCQxbIr9VmNhmjBuWIJNcYSz0fR7DGnIqjOs89G7ZOSCNSd4uUdBC/+VoIYOCm2Ug bag1Qks2Ap1zSsyUVQwE6/t2STKAtjsFe4VxvfYryowvEC6R/zSSoasSY0gBbLtpdOWI V9V/LvGoRfx9PsVevepeL/OpGnrrSmB8c3+pKeIPMwAQBzJp9EGr45gCIG7Z8rB3mx7a oaJm6l+/FCsoGio3O55Cy9zRlcqCOZ9rzgHzEcMtCww4c7Z8OoLasFoK7bMVvoJi4/0f sRDA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=huQdyM+q9reHAMotsMXMrR+uvxt0zB89ISm5NsTKcqY=; b=cUERPBR8WsfrdQpqm04iC4r6PVteMRJojU2nVlbbadms8SRvRcLoVJtSUJwUYmL5OB +XpN6fLWydUSK5vJgHuh1U4XB6e9PDZzkB4iIBu1foLR5TFN8j+lhZCKOk6QxgAYLYKB Q8oEQ+PxH7N8JxmUG3bAS9nFnlwMGKBjiNjAxd6qFSm3H1GeLJLbvNr2Za56s2sLFeO0 foqbXMe4O7ofT9RJm64O5o870bYQJ84odtc++k+8Anvn6WeUz9TIgdJyjQiyijPshqBf Df2XkUZ2/B4b3KRjsdcDAxLOpIzGIZS6G66QK4FPjqeANzW80ersPknljGjiENqft6QW xadw== X-Gm-Message-State: AOAM5310vQSiTVb/repF31VCITzsAjeJC19+RyRd6jozIzXtVMqt5nSx b2nvjhEPZ9KY/E0jBQMuIAaf3YESi1/EI7eH4NrEVIiA5EM= X-Google-Smtp-Source: ABdhPJyYEmEjgTlSTI3u2NEAheWGVf1siQ0TfcnMk8UQJ0LD/ssFBMKoiOcwk2Zx1mkLhm0A/hOUiN2gs3xnvJ0Zz2M= X-Received: by 2002:aa7:c4c8:: with SMTP id p8mr59745edr.231.1598860695181; Mon, 31 Aug 2020 00:58:15 -0700 (PDT) MIME-Version: 1.0 References: <1598851448-5493-1-git-send-email-amit.pundir@linaro.org> In-Reply-To: From: Konrad Dybcio Date: Mon, 31 Aug 2020 09:57:39 +0200 Message-ID: Subject: Re: [PATCH v6] arm64: dts: qcom: Add support for Xiaomi Poco F1 (Beryllium) To: Amit Pundir Cc: Andy Gross , Bjorn Andersson , Rob Herring , John Stultz , Sumit Semwal , linux-arm-msm , dt , lkml Content-Type: text/plain; charset="UTF-8" Sender: linux-arm-msm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org > Hi Konrad, > > I couldn't find answer to your question around missing > (regulatorname)-supply properties. Need help in figuring out that > part. When the phone boots up and RPM(H) kicks in, you should see regulators probing like "s1 supplied by foo". Without the *-supply stuff, you will likely get "supplied by regulator-dummy". This happens here [1] and to my knowledge it is the "eletrical wiring" for Linux, as in it makes Linux aware of which regulators are connected electrically to the same supply (so that kernel knows when the supply is on and what voltage it's at). For qcom platforms, this is common per-pmic (afaik, please check if you are able to!), so you can likely just copy-paste that part from msm8998-mtp.dtsi, which also uses pm(i)8998. Konrad