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 phobos.denx.de (phobos.denx.de [85.214.62.61]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id A612AC77B75 for ; Tue, 9 May 2023 14:46:49 +0000 (UTC) Received: from h2850616.stratoserver.net (localhost [IPv6:::1]) by phobos.denx.de (Postfix) with ESMTP id DC254847C1; Tue, 9 May 2023 16:46:47 +0200 (CEST) Authentication-Results: phobos.denx.de; dmarc=pass (p=none dis=none) header.from=denx.de Authentication-Results: phobos.denx.de; spf=pass smtp.mailfrom=u-boot-bounces@lists.denx.de DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=denx.de; s=phobos-20191101; t=1683643608; bh=w7dyHNnIMBDpCmmUuaV9nnGqEbZAOg6KwPaJ40+UmQ8=; h=Date:From:To:Cc:Subject:In-Reply-To:References:List-Id: List-Unsubscribe:List-Archive:List-Post:List-Help:List-Subscribe: From; b=R2xcTgFSP3Tom69kukKuvz7iGmRTb1njhhkRO+FlMJ7eMuMXtniWmTv+0OC4+t7XO 5wIifxAmpkDj1Zl2MyceLriqYTWKyEMuRf6Ytvf4D+iLJvEPSfKP+I1xdNBXjsA/sp Y3qsF/e5UrCdqRxIm95VRhiBK0cymU2T2dl2dzIt+RMJvQmecB/LuNEgmYatbAIEWG 3JBTXLDRIDOCbRAcDEUKG/FysSNPO777lEcPlhdkIZ83+sh+Zn4RNhVKUUoDIL3Cbj 5QCcMtbKoBhhBV9FM0ZBxQiylt1vMhIaBqJV7bxqnQfBRuIk0WmqBhUgLYuf0PKwtU eAjcj+0dyEbfg== Received: from wsk (85-222-111-42.dynamic.chello.pl [85.222.111.42]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)) (No client certificate requested) (Authenticated sender: lukma@denx.de) by phobos.denx.de (Postfix) with ESMTPSA id 8094D8477D; Tue, 9 May 2023 16:46:46 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=denx.de; s=phobos-20191101; t=1683643606; bh=w7dyHNnIMBDpCmmUuaV9nnGqEbZAOg6KwPaJ40+UmQ8=; h=Date:From:To:Cc:Subject:In-Reply-To:References:From; b=TKeHDd7hW6AUW+UMhJCYbzf83tgfpjkAkrHNz71ZCVy9BYAMW/4UH+OJzrMBhAtkZ vdUt5ByAVheOFmV2EeVt3UnyEex5J6Ixoy/YFgT3zJxnXOYkHObwiprDWJ2k3yWk3m b/uNlEQmSC2JqjfjriX3Etn9DciZOb9gzEnuu5ToASJcC5f6B2boTkiRHg69FqAqsj jYa6Z2wDtzYglEE9YSKrNJ4qKUAzKHN7/pqJ2srvtievzLf4bAprOo3MoHfU1l9f6U WhVIdhAUQa72F/LtKifM6A2na6KtdENC3vw4Ps5mlDr/AtBFbIVEmhERrJnM/xXabV 7GLIxYJjs2m5Q== Date: Tue, 9 May 2023 16:46:39 +0200 From: Lukasz Majewski To: Marek Vasut Cc: U-Boot Mailing List , Stefano Babic , Peng Fan , Peng Fan , Fabio Estevam , "'NXP i . MX U-Boot Team'" Subject: Re: [PATCH 1/5] arm: mxs: Provide Kconfig option to to not use VDD5V as IMX28 PMU source Message-ID: <20230509164639.13dc0f22@wsk> In-Reply-To: <08c74cf0-5f10-f745-99af-ab8fb4698767@denx.de> References: <20230509143243.1523791-1-lukma@denx.de> <08c74cf0-5f10-f745-99af-ab8fb4698767@denx.de> Organization: denx.de X-Mailer: Claws Mail 3.19.0 (GTK+ 2.24.33; x86_64-pc-linux-gnu) MIME-Version: 1.0 Content-Type: multipart/signed; boundary="Sig_/Ne3PS0QDcG8MPbagbuBy/Co"; protocol="application/pgp-signature"; micalg=pgp-sha512 X-BeenThere: u-boot@lists.denx.de X-Mailman-Version: 2.1.39 Precedence: list List-Id: U-Boot discussion List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: u-boot-bounces@lists.denx.de Sender: "U-Boot" X-Virus-Scanned: clamav-milter 0.103.8 at phobos.denx.de X-Virus-Status: Clean --Sig_/Ne3PS0QDcG8MPbagbuBy/Co Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: quoted-printable Hi Marek, > On 5/9/23 16:32, Lukasz Majewski wrote: > > This option sets the current limit for 5V source to zero, so all > > the PMU outputs are primarily powered from battery source > > (DCDC_BAT). > >=20 > > This option may be set on systems, where the 5V is NOT supposed to > > be in any scenario powering the system - for example on systems > > where DCDC_BAT is connected to fixed and regulated 4.2V source (so > > the "battery" is not present). =20 >=20 > Is it possible to dig this information out of DT or is the DT not=20 > available in SPL for this platform ? This platform uses only SPL_OF_PLATDATA to keep the SPL size < 40 KiB. I would prefer to keep this as Kconfig as the PMU driver is not supporting DT and in fact now ARCH_MX28 only has two boards supported - XEA and imx28evk. Best regards, Lukasz Majewski -- DENX Software Engineering GmbH, Managing Director: Erika Unter HRB 165235 Munich, Office: Kirchenstr.5, D-82194 Groebenzell, Germany Phone: (+49)-8142-66989-59 Fax: (+49)-8142-66989-80 Email: lukma@denx.de --Sig_/Ne3PS0QDcG8MPbagbuBy/Co Content-Type: application/pgp-signature Content-Description: OpenPGP digital signature -----BEGIN PGP SIGNATURE----- iQEzBAEBCgAdFiEEgAyFJ+N6uu6+XupJAR8vZIA0zr0FAmRaXM8ACgkQAR8vZIA0 zr2spAf/ZoL+y43f8jCDumUsIXcurVOus8sWcm72RDxe0ZvR7H3VfYK/rddxsIUu 0P8MI7GtwplSrxlSoAco/+nKJm1c85E3TupgmzbyuIUVpwlRAYNjaA6GiDbRPaja /xZ8Hqx20RKtbqYzcMWL5z2690m+T5CqUoHTLAzLsIaVcr1iGi+x1MFIsDmwGGqg KS7AkG/JRGyA1OAwPcwujm6X/w0NJy1cuZIj5iu04eC/ww18YxoMr3/JS/DWFj+Z 69geJdJu8FhnkcfcapYcDmvWqF9M26K6kO/Rm5uriJ/2nT0fS9CTJYwzI4ytXLRf 6EQogBSmv/mM0P0Ad+k3NZ2XGt2UbQ== =kEsU -----END PGP SIGNATURE----- --Sig_/Ne3PS0QDcG8MPbagbuBy/Co--