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 8D153C433EF for ; Thu, 3 Mar 2022 13:09:53 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233554AbiCCNKh (ORCPT ); Thu, 3 Mar 2022 08:10:37 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:48870 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231362AbiCCNKd (ORCPT ); Thu, 3 Mar 2022 08:10:33 -0500 Received: from mx07-00178001.pphosted.com (mx08-00178001.pphosted.com [91.207.212.93]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 250B816A591; Thu, 3 Mar 2022 05:09:46 -0800 (PST) Received: from pps.filterd (m0046661.ppops.net [127.0.0.1]) by mx07-00178001.pphosted.com (8.16.1.2/8.16.1.2) with ESMTP id 2238CPqK032368; Thu, 3 Mar 2022 14:09:21 +0100 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=foss.st.com; h=message-id : date : mime-version : subject : to : cc : references : from : in-reply-to : content-type : content-transfer-encoding; s=selector1; bh=pkx2zGWPYrmHsy35xU9yJKQc3yW9y5fEcg/t+W/SnkU=; b=sC6ovMPOTEXe+30l/yJflYQQHj+2vmOsf96wQ/rTixDLGP3fvI6Ooh3N3I4kV4d/h7Oe KD9FbaawUGGJBOW8Nm5nnzO341bzj3RTmPCs4ButNosY+EsMaGBBjQAJUyAurUkbVCcz 8gds/mjiSvihkIeyLWHh38jH5KVu8xOGOzqNrVzNuv2xJy0NK4QOFJL40v6CVw9tCZfx nbhyHi9C2sWLuQguz2gzp+gdjE5fUpOWqyGIdRWvaAWhPjxG63IK5c5T+22OLQnAkhaS S9i1sXco1nWZBuLWsLZabmKXG32UuefhfI9Z2IlfU3JaldcjK0qwjY4X7Aey2u2bpejI OQ== Received: from beta.dmz-eu.st.com (beta.dmz-eu.st.com [164.129.1.35]) by mx07-00178001.pphosted.com (PPS) with ESMTPS id 3ejsy7hw3f-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Thu, 03 Mar 2022 14:09:21 +0100 Received: from euls16034.sgp.st.com (euls16034.sgp.st.com [10.75.44.20]) by beta.dmz-eu.st.com (STMicroelectronics) with ESMTP id 70197100034; Thu, 3 Mar 2022 14:09:18 +0100 (CET) Received: from Webmail-eu.st.com (sfhdag2node2.st.com [10.75.127.5]) by euls16034.sgp.st.com (STMicroelectronics) with ESMTP id 5A18A22178A; Thu, 3 Mar 2022 14:09:18 +0100 (CET) Received: from [10.201.22.79] (10.75.127.49) by SFHDAG2NODE2.st.com (10.75.127.5) with Microsoft SMTP Server (TLS) id 15.0.1497.26; Thu, 3 Mar 2022 14:09:17 +0100 Message-ID: <65581f3a-3ae6-2dd3-7571-1e64982b5f50@foss.st.com> Date: Thu, 3 Mar 2022 14:09:17 +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: [Linux-stm32] [PATCH v2 12/13] ARM: dts: stm32: enable optee firmware and SCMI support on STM32MP13 Content-Language: en-US To: Ahmad Fatoum , Michael Turquette , Stephen Boyd , Rob Herring , Krzysztof Kozlowski , Maxime Coquelin , Alexandre Torgue , Philipp Zabel CC: , , , , , Pengutronix Kernel Team References: <20220225133137.813919-1-gabriel.fernandez@foss.st.com> <20220225133137.813919-13-gabriel.fernandez@foss.st.com> <1d90078d-e27f-539d-d010-78a3c4da565a@pengutronix.de> From: Gabriel FERNANDEZ In-Reply-To: <1d90078d-e27f-539d-d010-78a3c4da565a@pengutronix.de> Content-Type: text/plain; charset="UTF-8"; format=flowed Content-Transfer-Encoding: 7bit X-Originating-IP: [10.75.127.49] X-ClientProxiedBy: SFHDAG2NODE3.st.com (10.75.127.6) To SFHDAG2NODE2.st.com (10.75.127.5) X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.205,Aquarius:18.0.816,Hydra:6.0.425,FMLib:17.11.64.514 definitions=2022-03-03_07,2022-02-26_01,2022-02-23_01 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 2/25/22 16:13, Ahmad Fatoum wrote: > Hello Gabriel, > > On 25.02.22 14:31, gabriel.fernandez@foss.st.com wrote: >> From: Gabriel Fernandez >> >> Enable optee and SCMI clocks support. >> >> Signed-off-by: Gabriel Fernandez >> --- >> arch/arm/boot/dts/stm32mp131.dtsi | 37 +++++++++++++++++++++++++++++++ >> 1 file changed, 37 insertions(+) >> >> diff --git a/arch/arm/boot/dts/stm32mp131.dtsi b/arch/arm/boot/dts/stm32mp131.dtsi >> index 262de4eeb4ed..78eac53224d4 100644 >> --- a/arch/arm/boot/dts/stm32mp131.dtsi >> +++ b/arch/arm/boot/dts/stm32mp131.dtsi >> @@ -27,6 +27,43 @@ arm-pmu { >> interrupt-parent = <&intc>; >> }; >> >> + scmi_sram: sram@2ffff000 { >> + compatible = "mmio-sram"; >> + reg = <0x2ffff000 0x1000>; >> + #address-cells = <1>; >> + #size-cells = <1>; >> + ranges = <0 0x2ffff000 0x1000>; >> + >> + scmi_shm: scmi_shm@0 { >> + compatible = "arm,scmi-shmem"; >> + reg = <0 0x80>; >> + }; >> + }; >> + >> + firmware { >> + optee { >> + method = "smc"; >> + compatible = "linaro,optee-tz"; >> + }; >> + >> + scmi: scmi { >> + compatible = "linaro,scmi-optee"; > This compatible doesn't seem to be documented upstream. I am looking at v5.17-rc5. > Do you have a reference detailing the difference between this conduit and > plain arm,scmi-smc (as used with TF-A on the STM32MP151). > > Cheers, > Ahmad Hi Ahmad, it's on going. https://lore.kernel.org/linux-arm-kernel/20211029102118.GG6526@e120937-lin/T/#mf46c83f0aadce3061ee93fa22159405f38d881a0 > >> + #address-cells = <1>; >> + #size-cells = <0>; >> + linaro,optee-channel-id = <0>; >> + shmem = <&scmi_shm>; >> + >> + scmi_clk: protocol@14 { >> + reg = <0x14>; >> + #clock-cells = <1>; >> + }; >> + >> + scmi_reset: protocol@16 { >> + reg = <0x16>; >> + #reset-cells = <1>; >> + }; >> + }; >> + }; >> clocks { >> clk_axi: clk-axi { >> #clock-cells = <0>; >