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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 04FB9EB8FA5 for ; Wed, 6 Sep 2023 11:39:54 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235440AbjIFLjz (ORCPT ); Wed, 6 Sep 2023 07:39:55 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:41768 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233969AbjIFLjy (ORCPT ); Wed, 6 Sep 2023 07:39:54 -0400 Received: from mail-ej1-x62e.google.com (mail-ej1-x62e.google.com [IPv6:2a00:1450:4864:20::62e]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 8D7B2A8 for ; Wed, 6 Sep 2023 04:39:49 -0700 (PDT) Received: by mail-ej1-x62e.google.com with SMTP id a640c23a62f3a-9a645e54806so475388166b.0 for ; Wed, 06 Sep 2023 04:39:49 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; t=1694000388; x=1694605188; darn=vger.kernel.org; h=content-transfer-encoding:in-reply-to:from:references:to :content-language:subject:user-agent:mime-version:date:message-id :from:to:cc:subject:date:message-id:reply-to; bh=i6139+D6DWYBEQFbYVRHbB1M+9Vyz8rmHNEFxByoPP0=; b=DXrpyxS4HGSMeCegmtzGkdl4q6nVFlGI1LTKrueU/a8DLUjT2ElkB7bKAunLydCGGL tf3UiaBy3DPaKQg5RNGCf9IjJkiEdASztwWrnAdjHv24Mei6gE4jrwqdEufRWkq1lwOG XL38ovyvnxC8Nn6ILYM2PN+smLaWlb+896nG0x5/1Hwy1+w05C+tRY5Qe0dHxfNy7FM2 3j5qoeS4czLTSG6l0AYyoniquVPDEye9eh/roxIMNC8IylXHFALZpYZkMK3GrZmqoVNE ZN5QgeB7/hX2LQ+d+Vii0bwLArJ1JzRYAxBYFfFO3soHOypBOydOlxj9sRsxgg6D98TI P+aA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1694000388; x=1694605188; h=content-transfer-encoding:in-reply-to:from:references:to :content-language:subject:user-agent:mime-version:date:message-id :x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=i6139+D6DWYBEQFbYVRHbB1M+9Vyz8rmHNEFxByoPP0=; b=MqkoxZ4to8JUbxf6aywPbwld6mr8r7XrUXOL1zWhFN1BZ+WkIh5zsr+qvHi3SkdU4m aw+L2zWiFFZmlA7blPfeuR0NFE1GlJHeF2xQl0ntjY/bDaR8PgFAgkACNqrdK0VXBacb tPlQs/Oqq4vRCCZQZsaaj20UuGqs/tkjoG18bd1ba+gj9ZuCgodU3vIUumg+8wXaOsDC VzK2zE2TYjmd8ZAX44/3OfpEjsyFuKOwXhTKuj/U/67c3P4PEKyRFS1B6SbhDve4Lbyp 3TpZK3avBN+oJTIU3Uc3Q092Mcsu3p98kCNZ4asXn3LHeYfvjmX2k6KGv4mlPhZmkRmy JCMw== X-Gm-Message-State: AOJu0YyZiTz5RkkM+ImiXewypca1rKFKiIgk28EDcG3MHdE5ZFOEQlpu Vs/j3ZDlROE3G7PUKg1wnwisJA== X-Google-Smtp-Source: AGHT+IGqFj+iPyflVwiAkrWZiS4zdN6+gwVCT2jc689Q3pjrCCMR5l4L0szRSVolWGaS5u8WlpXQZQ== X-Received: by 2002:a17:906:3149:b0:9a1:be5b:f499 with SMTP id e9-20020a170906314900b009a1be5bf499mr1663852eje.24.1694000388047; Wed, 06 Sep 2023 04:39:48 -0700 (PDT) Received: from [192.168.0.22] (77-252-46-238.static.ip.netia.com.pl. [77.252.46.238]) by smtp.gmail.com with ESMTPSA id qx12-20020a170906fccc00b0099bd86f9248sm8871714ejb.63.2023.09.06.04.39.47 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Wed, 06 Sep 2023 04:39:47 -0700 (PDT) Message-ID: Date: Wed, 6 Sep 2023 13:39:46 +0200 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:102.0) Gecko/20100101 Thunderbird/102.15.0 Subject: Re: [PATCH 1/6] arm64: dts: qcom: sm8550-mtp: use correct UFS supply Content-Language: en-US To: Konrad Dybcio , Andy Gross , Bjorn Andersson , Rob Herring , Krzysztof Kozlowski , Conor Dooley , linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org References: <20230906104744.163479-1-krzysztof.kozlowski@linaro.org> <9c7fae56-85a2-4691-8192-24237761d25c@linaro.org> From: Krzysztof Kozlowski In-Reply-To: <9c7fae56-85a2-4691-8192-24237761d25c@linaro.org> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 06/09/2023 13:28, Konrad Dybcio wrote: > On 6.09.2023 12:47, Krzysztof Kozlowski wrote: >> According to schematics the VCCQ2 supply is not connected and the L3G >> regulator instead powers up the controller pads (VDD_PX10). Use correct >> supply vdd-hba and drop unsupported current limit for the vdd-hba. > Why is it unsupported? Maybe I was here not precise. I move the regulator from vccq2 to vdd-hba. vccq2 has control of current in UFS core driver. Bindings also allow it. vdd-hba does not have current control in UFS (ignored) and bindings do not allow such max-microamp property. Why? I don't know. That's how it is done. Best regards, Krzysztof