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 A9F73C25B74 for ; Sat, 18 May 2024 09:41:46 +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:MIME-Version:References:In-Reply-To: Message-ID:Subject:To:From:Date:Reply-To:Cc:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=T0O1OONlME4ZOO5X24cpAJijUUfDfO27wqwGxEoZUj4=; b=Z1gC8WF/piUT2y 2a9iJYIbmGwJoRhpH75TdJHfoWW2jvWDSjArXg6Rb3bhPoSvdbs6lO0SBR+8rW5Mq5D5LHV0DGQJ5 3XZCC6w31qOcwLRtbubtYepGlLc32/YLZ/a1r04fT6zfJCuu+tdfTqFanBP3Md40mz/iknrLJrXWj QC2wjNaEACpGcKq3F5G9i3lma7xbaHL11LDigt6UpqpOuoNICPy0PXiIvP8Qjzv69RcPJc4UC/uJm 46sDSw9kJ1iJx18ktQRQXRmpT0R8H5+X82Jtd83uVyK2PnjgqWGC43X22WtVcUmAkYD/jSvUvAr9J UDhtfn19yIIKd71A1J8A==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.97.1 #2 (Red Hat Linux)) id 1s8GZI-00000009qjw-2T0E; Sat, 18 May 2024 09:41:32 +0000 Received: from mail.andi.de1.cc ([2a02:c205:3004:2154::1]) by bombadil.infradead.org with esmtps (Exim 4.97.1 #2 (Red Hat Linux)) id 1s8GZF-00000009qjE-3hAr for linux-arm-kernel@lists.infradead.org; Sat, 18 May 2024 09:41:31 +0000 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=kemnade.info; s=20220719; h=Content-Transfer-Encoding:Content-Type: MIME-Version:References:In-Reply-To:Message-ID:Subject:To:From:Date:Sender: Reply-To:Cc:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Id:List-Help: List-Unsubscribe:List-Subscribe:List-Post:List-Owner:List-Archive; bh=GZdz7DcQuZNUr0jvTXCmmPFf3gkI4Rtn8V9Cae9sto0=; b=lGxkYnWMYZypqxVrxAGzVjAiff Kjo2o2LPO6tHTj1Oklu3HEz2yTvA23u9m/QBmLKX19/P11xwu4r7KBsnqnHHQprUHybYC0HR0Riwu 5vdd5O00bpSO4Vj16/gMC/OG8uu1zgA0sVzzEcd93e+1ZSPi0BkCC1L8Va0hCsZnrSwI7uwgsYmEA /EDOf5MZZFSIP2kUzCvYxWvn7AEn0Z0atDbQVRAznvulNo209aun+PKhbP9d7wEKOnbw7UB0EqpV3 W/F2XBoAPR/17liJxkpsDqOwDVp1Pj5/EsSl8Va00Mu0qBXTUXNqRyxlOl4Upqis987gA7gM41iK8 O1F0n2+Q==; Received: from p200300c20737c2001a3da2fffebfd33a.dip0.t-ipconnect.de ([2003:c2:737:c200:1a3d:a2ff:febf:d33a] helo=aktux) by mail.andi.de1.cc with esmtpsa (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.96) (envelope-from ) id 1s8GZ4-001KiF-0X; Sat, 18 May 2024 11:41:19 +0200 Date: Sat, 18 May 2024 11:41:17 +0200 From: Andreas Kemnade To: robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org, shawnguo@kernel.org, s.hauer@pengutronix.de, kernel@pengutronix.de, festevam@gmail.com, marex@denx.de, leoyang.li@nxp.com, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, imx@lists.linux.dev, linux-arm-kernel@lists.infradead.org Subject: Re: [PATCH 2/2] ARM: dts: imx: Add Kobo Clara HD rev b Message-ID: <20240518114117.54d7aa75@aktux> In-Reply-To: <20240504215344.861327-3-andreas@kemnade.info> References: <20240504215344.861327-1-andreas@kemnade.info> <20240504215344.861327-3-andreas@kemnade.info> X-Mailer: Claws Mail 4.1.1 (GTK 3.24.38; x86_64-pc-linux-gnu) MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20240518_024129_955574_B47A0B80 X-CRM114-Status: GOOD ( 11.66 ) 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 Sat, 4 May 2024 23:53:44 +0200 Andreas Kemnade wrote: > There is a variation of the Kobo Clara HD containing a PMIC with different > default settings for the regulators in the OTP and therefore also > regulators wired up in a different way, so add a proper devicetree for it > to avoid some magic smoke. > [...] > +&cpu0 { > + arm-supply = <&dcdc5_reg>; > + soc-supply = <&dcdc2_reg>; > +}; > + Vendor devicetree has also this snippet for that revision: cpus { cpu0: cpu@0 { operating-points = < /* Core2_1V3_ARM */ /* kHz uV */ 996000 1062500 792000 1062500 396000 1062500 198000 975000 >; fsl,soc-operating-points = < /* Core2_1V3_SOC */ /* ARM kHz SOC-PU uV */ 996000 987500 792000 987500 396000 987500 198000 900000 >; }; }; Apparently we run into https://gitlab.com/postmarketOS/pmaports/-/issues/2811 but I cannot find any documentation an alternative voltage ranges for that SoC (i.MX6SLL). So not all 6SLLs are created equal? At least we do not mix up 1.XV regulators with 3.3 regulators now, that is more healthy. Regards, Andreas _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel