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[188.155.168.84]) by smtp.gmail.com with ESMTPSA id o5sm17575019wrc.30.2022.01.26.00.10.13 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Wed, 26 Jan 2022 00:10:14 -0800 (PST) Message-ID: Date: Wed, 26 Jan 2022 09:10:13 +0100 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:91.0) Gecko/20100101 Thunderbird/91.5.0 Subject: Re: [PATCH 01/12] arm64: dts: exynos: add USB DWC3 supplies to Espresso board Content-Language: en-US To: Alim Akhtar Cc: Greg Kroah-Hartman , Rob Herring , linux-usb , devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-samsung-soc@vger.kernel.org, open list References: <20220123111644.25540-1-krzysztof.kozlowski@canonical.com> <20220123111644.25540-2-krzysztof.kozlowski@canonical.com> From: Krzysztof Kozlowski In-Reply-To: Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 26/01/2022 07:58, Alim Akhtar wrote: > Hi Krzysztof > > On Mon, Jan 24, 2022 at 1:34 PM Krzysztof Kozlowski > wrote: >> >> Add required voltage regulators for USB DWC3 block on Exynos7 Espresso >> board. Due to lack of schematics of Espresso board, the choice of >> regulators is approximate. What bindings call VDD10, for Exynos7 should >> be actually called VDD09 (0.9 V). Use regulators with a matching >> voltage range based on vendor sources for Meizu Pro 5 M576 handset (also >> with Exynos7420). >> > > I checked Espresso board schematic, it is 0.9V for the USB and supplied by LDO4 > Thanks for checking! Best regards, Krzysztof 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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id D8992C28CF5 for ; Wed, 26 Jan 2022 08:12:20 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:In-Reply-To:From:References:Cc:To: Subject:MIME-Version:Date:Message-ID:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=CA+p2whx5JaNI8JxzFOTiuYfx60eq+PXuL+oEXIPtpA=; b=OgYXsXIBb+mw9u L2qnXddyEnL7+dFuaS+79LnCl5p4as3IR+wwH309JwieS+c7Y9Rkpd89PCZqvOko+DPK3rsWK1ex4 I5AWJK4lSx7rajnA7W+/8NpHnQ2QE605ow9p2IZ7Bf3jAqqF45W1eVdG820nSBmPodEGC5100tq/A KaHuKr0o+S7pBOBoTm22lZqDFcHjveuEgU53lYJZtF99kExXsKfFrcnwZs1x+DgNwUOivDtWpQi10 adQ4VHbi7v4+9/TCQvrEiFBOk0XEOLwdX5a95pr4ZYLhwmuKgyfdlknlBNCiIYxQzxfPtEdGabsvj GeeCXwsVS4raM/lvhC2w==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1nCdNp-00AdoO-5x; Wed, 26 Jan 2022 08:10:25 +0000 Received: from smtp-relay-internal-0.canonical.com ([185.125.188.122]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1nCdNm-00Adnp-6k for linux-arm-kernel@lists.infradead.org; Wed, 26 Jan 2022 08:10:23 +0000 Received: from mail-wr1-f71.google.com (mail-wr1-f71.google.com [209.85.221.71]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by smtp-relay-internal-0.canonical.com (Postfix) with ESMTPS id 3BA823F17B for ; Wed, 26 Jan 2022 08:10:15 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=canonical.com; s=20210705; t=1643184615; bh=DMOBbhpbxVYSRvBEVGGF1WPtdp5VA2Nvoeep49GDD7g=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=dFDmyZiXNv5aCkXI4MaLT3gY7kfN531g2c7Nt8+2YxkWQ8SHBu+1mLK0K8N0PMbzc 9Psf4MI7bO5fuyt6LelejIkWBqXucb4+STQb/NPYdX0K6vtX4PNCqHI4iWeJPAxJQR qxZaZm4VW+6SZcLeHVepUxsjmP0IBlx1WPVT+HWgSPfygFZ8NE/rGvE2d0wZFuFKUh 4ozZVPY4zVCCfA09KyJ+/Uu4miQYH18dVTVCSA/AugLF/c+nw9Ft5aAVlIGuOrspCZ CTp+66AtM7n8g3ka2DQs1OTNflvpdfwxl7zikInLpTbvLac29dtB7gF59coWADmqHH Y26f4mHefsktg== Received: by mail-wr1-f71.google.com with SMTP id k12-20020adfe3cc000000b001d6806dfde1so3940710wrm.16 for ; Wed, 26 Jan 2022 00:10:15 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:message-id:date:mime-version:user-agent:subject :content-language:to:cc:references:from:in-reply-to :content-transfer-encoding; bh=DMOBbhpbxVYSRvBEVGGF1WPtdp5VA2Nvoeep49GDD7g=; b=PM9sEh2rzE5soh746KnD4j6ZI/3ISK69DuFfNvdKTmosZVm+NoIiRkme6MBJyB5gue fNnGvNrcKVjLSTlDBrgxgJi4rtbJnd/qDzLK7r8pmKBG2kl8SX5sZHFk/Z6eBUriWbfA nMBueMSea8A8uD9+ujCUBY8/KWSiqeSK9nO8ap1EwoHk8B0uP6GjXpWAnvrQ5CcWLgPa pdA0Bu3ryCA+dp1YxyV8QulYA28jztDVznRrEMrufAZjCy0l9dyavoukmvRqxhJik2hB Wnelg/oqPXHpckoG96VhfspRxClpHkNUy/TQdgn2YTxdJfwV/CEhUNUqW9k4u5uiYoAV fx5g== X-Gm-Message-State: AOAM533JQxieFsLX7wdTJzJgJ86ObtyHUMlCh2fvJyhxZkuOKH3TvKmq BfMSuZ1WTeRur/T4G24HZ4C1wAID/bqHf68Vl5meVuxHLbmk2otBT92L869bFDy/SKe6ZtJ9Wvj 4AGS7ATsa6gl3Zmd0ZTK6rzIfSwsfu0N9M5QcabiECmDTYcwpMs65 X-Received: by 2002:a5d:6210:: with SMTP id y16mr20242675wru.454.1643184614915; Wed, 26 Jan 2022 00:10:14 -0800 (PST) X-Google-Smtp-Source: ABdhPJwnmI3G5A8EfcELI9u37UH1MZ8E80quDMGGBUUeCgGrHC65UI2ErBUkKdMwTg9U3hbsGtCuGw== X-Received: by 2002:a5d:6210:: with SMTP id y16mr20242663wru.454.1643184614770; Wed, 26 Jan 2022 00:10:14 -0800 (PST) Received: from [192.168.0.60] (xdsl-188-155-168-84.adslplus.ch. [188.155.168.84]) by smtp.gmail.com with ESMTPSA id o5sm17575019wrc.30.2022.01.26.00.10.13 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Wed, 26 Jan 2022 00:10:14 -0800 (PST) Message-ID: Date: Wed, 26 Jan 2022 09:10:13 +0100 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:91.0) Gecko/20100101 Thunderbird/91.5.0 Subject: Re: [PATCH 01/12] arm64: dts: exynos: add USB DWC3 supplies to Espresso board Content-Language: en-US To: Alim Akhtar Cc: Greg Kroah-Hartman , Rob Herring , linux-usb , devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-samsung-soc@vger.kernel.org, open list References: <20220123111644.25540-1-krzysztof.kozlowski@canonical.com> <20220123111644.25540-2-krzysztof.kozlowski@canonical.com> From: Krzysztof Kozlowski In-Reply-To: X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220126_001022_414454_12A9E6E1 X-CRM114-Status: GOOD ( 15.02 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On 26/01/2022 07:58, Alim Akhtar wrote: > Hi Krzysztof > > On Mon, Jan 24, 2022 at 1:34 PM Krzysztof Kozlowski > wrote: >> >> Add required voltage regulators for USB DWC3 block on Exynos7 Espresso >> board. Due to lack of schematics of Espresso board, the choice of >> regulators is approximate. What bindings call VDD10, for Exynos7 should >> be actually called VDD09 (0.9 V). Use regulators with a matching >> voltage range based on vendor sources for Meizu Pro 5 M576 handset (also >> with Exynos7420). >> > > I checked Espresso board schematic, it is 0.9V for the USB and supplied by LDO4 > Thanks for checking! Best regards, Krzysztof _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel