From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from lindbergh.monkeyblade.net (lindbergh.monkeyblade.net [23.128.96.19]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id CFF2B1864A for ; Sun, 8 Oct 2023 18:37:40 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=denx.de header.i=@denx.de header.b="LipCyjX4" Received: from phobos.denx.de (phobos.denx.de [IPv6:2a01:238:438b:c500:173d:9f52:ddab:ee01]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id E584EB3 for ; Sun, 8 Oct 2023 11:37:38 -0700 (PDT) Received: from [127.0.0.1] (p578adb1c.dip0.t-ipconnect.de [87.138.219.28]) (using TLSv1.3 with cipher TLS_AES_128_GCM_SHA256 (128/128 bits)) (No client certificate requested) (Authenticated sender: marex@denx.de) by phobos.denx.de (Postfix) with ESMTPSA id 6FE1C8669F; Sun, 8 Oct 2023 20:37:35 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=denx.de; s=phobos-20191101; t=1696790256; bh=9pDHnoghiR5/hvKLbZNmIaU28lMZuGV8cMX4LefHMEo=; h=Date:Subject:To:Cc:References:From:In-Reply-To:From; b=LipCyjX4ovuNPYo1FM2lhsKmZr9XljxfjFH1pE2FcRXAwgEmyBXDWpPO60nQ2OhYJ GciBqmjIWVqVvnQ1f7NT7GkxNlWSenMPM1pKcrOb/xroGRgcbOu91oajAhkn+7RDCG b2zOWLeM1npdBBtHzyLugOwLsPJ7+ZlmeHbENDwfrx76ioIIanHCY43TUfS8CEfjG/ oSkQ1chwZs775sw2VfLjGolJJUtlSACsBR8E21j+Gk4wP/6VG1Ll5diXUug2jYNZhz Q1TvYQVZCMeo7e2dD4m7bIdqsa4NEcD/6T05vok/KsGxgpaBote5+QUdcPCiKeLIYK wsuESON5f2iZw== Message-ID: Date: Sun, 8 Oct 2023 20:37:34 +0200 Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH] arm64: dts: imx8mp: Describe VDD_ARM run and standby voltage for Data Modul i.MX8M Plus eDM SBC To: Shawn Guo Cc: linux-arm-kernel@lists.infradead.org, Conor Dooley , Fabio Estevam , Frieder Schrempf , Geert Uytterhoeven , Krzysztof Kozlowski , Magnus Damm , NXP Linux Team , Peng Fan , Pengutronix Kernel Team , Rob Herring , Sascha Hauer , devicetree@vger.kernel.org References: <20230831181850.154813-1-marex@denx.de> <20230924142150.GM7231@dragon> Content-Language: en-US From: Marek Vasut In-Reply-To: <20230924142150.GM7231@dragon> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-Virus-Scanned: clamav-milter 0.103.8 at phobos.denx.de X-Virus-Status: Clean X-Spam-Status: No, score=-4.4 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,RCVD_IN_DNSWL_MED,SPF_HELO_NONE, SPF_PASS autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net On 9/24/23 16:21, Shawn Guo wrote: > On Thu, Aug 31, 2023 at 08:18:50PM +0200, Marek Vasut wrote: >> Describe VDD_ARM (BUCK2) run and standby voltage in DT. >> >> Signed-off-by: Marek Vasut >> --- >> Cc: Conor Dooley >> Cc: Fabio Estevam >> Cc: Frieder Schrempf >> Cc: Geert Uytterhoeven >> Cc: Krzysztof Kozlowski >> Cc: Magnus Damm >> Cc: Marek Vasut >> Cc: NXP Linux Team >> Cc: Peng Fan >> Cc: Pengutronix Kernel Team >> Cc: Rob Herring >> Cc: Sascha Hauer >> Cc: Shawn Guo >> Cc: devicetree@vger.kernel.org >> Cc: linux-arm-kernel@lists.infradead.org >> --- >> arch/arm64/boot/dts/freescale/imx8mp-data-modul-edm-sbc.dts | 2 ++ >> 1 file changed, 2 insertions(+) >> >> diff --git a/arch/arm64/boot/dts/freescale/imx8mp-data-modul-edm-sbc.dts b/arch/arm64/boot/dts/freescale/imx8mp-data-modul-edm-sbc.dts >> index 13674dc64be9d..d98a040860a48 100644 >> --- a/arch/arm64/boot/dts/freescale/imx8mp-data-modul-edm-sbc.dts >> +++ b/arch/arm64/boot/dts/freescale/imx8mp-data-modul-edm-sbc.dts >> @@ -362,6 +362,8 @@ buck1: BUCK1 { /* VDD_SOC (dual-phase with BUCK3) */ >> }; >> >> buck2: BUCK2 { /* VDD_ARM */ >> + nxp,dvs-run-voltage = <950000>; >> + nxp,dvs-standby-voltage = <850000>; > > Buck2 is not turned off in DSM on i.MX8MP? It is turned off in SUSPEND/SNVS/OFF , not in IDLE/RUN .