From nobody Sun Feb 8 00:26:26 2026 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 A51DDC001DE for ; Wed, 5 Jul 2023 15:45:32 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232520AbjGEPpb (ORCPT ); Wed, 5 Jul 2023 11:45:31 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:57110 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229793AbjGEPp3 (ORCPT ); Wed, 5 Jul 2023 11:45:29 -0400 Received: from mx07-00178001.pphosted.com (mx08-00178001.pphosted.com [91.207.212.93]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 4802B1722; Wed, 5 Jul 2023 08:45:27 -0700 (PDT) Received: from pps.filterd (m0046660.ppops.net [127.0.0.1]) by mx07-00178001.pphosted.com (8.17.1.19/8.17.1.19) with ESMTP id 365CFucw003266; Wed, 5 Jul 2023 17:45:07 +0200 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=foss.st.com; h=from : to : cc : subject : date : message-id : in-reply-to : references : mime-version : content-transfer-encoding : content-type; s=selector1; bh=tZcwoxurNeGdbCsmVtPFibHtTPWLiT7gddY+k8WdseA=; b=1f0xjDwGKf4JadidiYzNetth/V7O22syv3HcP4WaI72uZrYc/7/+HuWMEez2UDzJDHok aOFvMgQP/0JfTC8v/S5H2EatGBL90MJNsiH38b2CUx0r5OoiKhXDooIcMwXk/3opzrQt UOTNscVJIxRpUz05Zg00PkWtnjN8KSyXjFmBaGfjMbPvGnDvhPbk70rcik/TdLf6An5N H6+/0PoYJq0s5lBX99m7t97EW48USnTW0ZDLBljOkJ33oZRj36NqFXzr/IGkKkNZVsTD k8CpMY3hazzSu6VM6mVu09HRrGE+vMjIsCVPv1FkGaBGdWeHP3pHMiIPJz8tGyT7hruC 1g== 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 3rn8c9shap-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Wed, 05 Jul 2023 17:45:07 +0200 Received: from euls16034.sgp.st.com (euls16034.sgp.st.com [10.75.44.20]) by beta.dmz-eu.st.com (STMicroelectronics) with ESMTP id 7E75A10005E; Wed, 5 Jul 2023 17:45:06 +0200 (CEST) Received: from Webmail-eu.st.com (shfdag1node3.st.com [10.75.129.71]) by euls16034.sgp.st.com (STMicroelectronics) with ESMTP id 78FC7236948; Wed, 5 Jul 2023 17:45:06 +0200 (CEST) Received: from localhost (10.48.1.0) by SHFDAG1NODE3.st.com (10.75.129.71) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2507.21; Wed, 5 Jul 2023 17:45:06 +0200 From: Patrick Delaunay To: Alexandre TORGUE , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Maxime Coquelin CC: Christophe PRIOUZEAU , Etienne CARRIERE , Gatien CHEVALLIER , Patrick Delaunay , , , , Subject: [PATCH 1/2] ARM: dts: sm32mp: remove shmem for scmi-optee on stm32mp15 Date: Wed, 5 Jul 2023 17:44:58 +0200 Message-ID: <20230705174358.1.I5e925c747298ee283f55a520a1a2f50925a17d75@changeid> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20230705154459.1194895-1-patrick.delaunay@foss.st.com> References: <20230705154459.1194895-1-patrick.delaunay@foss.st.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-Originating-IP: [10.48.1.0] X-ClientProxiedBy: SHFCAS1NODE1.st.com (10.75.129.72) To SHFDAG1NODE3.st.com (10.75.129.71) X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.205,Aquarius:18.0.957,Hydra:6.0.591,FMLib:17.11.176.26 definitions=2023-07-05_07,2023-07-05_01,2023-05-22_02 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" Since the OP-TEE commit "plat-stm32mp1: scmi_server: default use OP-TEE shared memory", integrated in OP-TEE 3.22.0-rc1, the default configuration for STM32MP15x SoCs changes and CFG_STM32MP1_SCMI_SHM_SYSRAM is disabled by default and the OP-TEE SMCI server uses OP-TEE native shared memory registered by clients. To be compatible with this configuration and the next OP-TEE versions, this patch removes in the STM32MP15 SCMI device tree the SHMEM used by OP-TEE SCMI and the associated reserved memory in the last 4KByte page of SRAM. Fixes: ea3414e1249e ("ARM: dts: stm32: move SCMI related nodes in a dedicat= ed file for stm32mp15") Signed-off-by: Patrick Delaunay --- arch/arm/boot/dts/st/stm32mp15-scmi.dtsi | 16 ---------------- 1 file changed, 16 deletions(-) diff --git a/arch/arm/boot/dts/st/stm32mp15-scmi.dtsi b/arch/arm/boot/dts/s= t/stm32mp15-scmi.dtsi index 543f24c2f4f6..ad2584213d99 100644 --- a/arch/arm/boot/dts/st/stm32mp15-scmi.dtsi +++ b/arch/arm/boot/dts/st/stm32mp15-scmi.dtsi @@ -16,7 +16,6 @@ scmi: scmi { #address-cells =3D <1>; #size-cells =3D <0>; linaro,optee-channel-id =3D <0>; - shmem =3D <&scmi_shm>; =20 scmi_clk: protocol@14 { reg =3D <0x14>; @@ -60,21 +59,6 @@ scmi_usb33: usb33@2 { }; }; }; - - soc { - scmi_sram: sram@2ffff000 { - compatible =3D "mmio-sram"; - reg =3D <0x2ffff000 0x1000>; - #address-cells =3D <1>; - #size-cells =3D <1>; - ranges =3D <0 0x2ffff000 0x1000>; - - scmi_shm: scmi-sram@0 { - compatible =3D "arm,scmi-shmem"; - reg =3D <0 0x80>; - }; - }; - }; }; =20 ®11 { --=20 2.25.1 From nobody Sun Feb 8 00:26:26 2026 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 34318EB64DA for ; Wed, 5 Jul 2023 15:45:39 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232625AbjGEPph (ORCPT ); Wed, 5 Jul 2023 11:45:37 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:57116 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231540AbjGEPp3 (ORCPT ); Wed, 5 Jul 2023 11:45:29 -0400 Received: from mx07-00178001.pphosted.com (mx08-00178001.pphosted.com [91.207.212.93]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id C35B11723; Wed, 5 Jul 2023 08:45:28 -0700 (PDT) Received: from pps.filterd (m0046660.ppops.net [127.0.0.1]) by mx07-00178001.pphosted.com (8.17.1.19/8.17.1.19) with ESMTP id 365CFucx003266; Wed, 5 Jul 2023 17:45:08 +0200 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=foss.st.com; h=from : to : cc : subject : date : message-id : in-reply-to : references : mime-version : content-transfer-encoding : content-type; s=selector1; bh=XyC5FyMVMPnTU1hmmczheNZBiuJQrxdm92Tn12ZD3T4=; b=fDWc4J/Azt50qwdGhGJdZg+PxoYFohoGvQWcCISV+JgQ5nCtXh7kFN+Udw0oyjnNDIP0 GeevSuOuD1YFjLMFZ3vecEdtvRAY22HXmnJfoSidXyqL4+ZeLOiMKRKpKLMLKgH28bpV CQF441ZjSZHfw9oXEatN62J3nMP0kBTrn0wjaM4RvUh8jW9W2ucHH3+C3WxDWSCo74YX 9fTzXOnX3TBfiUPR1wskqP+GjzA38e/HzDocYxC80VKO3aKq9D3Yj/ZhxVcrHzDs/FKe WKFsei+6w4uvD6sbbgx3FY5qS+7WCudFv4sU6BYLRCwMXQCDvSGeM+OAtgFucaIv4TN0 ZQ== 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 3rn8c9shar-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Wed, 05 Jul 2023 17:45:07 +0200 Received: from euls16034.sgp.st.com (euls16034.sgp.st.com [10.75.44.20]) by beta.dmz-eu.st.com (STMicroelectronics) with ESMTP id 797FB100057; Wed, 5 Jul 2023 17:45:07 +0200 (CEST) Received: from Webmail-eu.st.com (shfdag1node3.st.com [10.75.129.71]) by euls16034.sgp.st.com (STMicroelectronics) with ESMTP id 713B3236948; Wed, 5 Jul 2023 17:45:07 +0200 (CEST) Received: from localhost (10.48.1.0) by SHFDAG1NODE3.st.com (10.75.129.71) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2507.21; Wed, 5 Jul 2023 17:45:07 +0200 From: Patrick Delaunay To: Alexandre TORGUE , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Maxime Coquelin , Gabriel Fernandez CC: Christophe PRIOUZEAU , Etienne CARRIERE , Gatien CHEVALLIER , Patrick Delaunay , , , , Subject: [PATCH 2/2] ARM: dts: sm32mp: remove shmem for scmi-optee on stm32mp13 Date: Wed, 5 Jul 2023 17:44:59 +0200 Message-ID: <20230705174358.2.Icb84b08e0e668cd81dddb8d206e9bcd33af9aea8@changeid> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20230705154459.1194895-1-patrick.delaunay@foss.st.com> References: <20230705154459.1194895-1-patrick.delaunay@foss.st.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-Originating-IP: [10.48.1.0] X-ClientProxiedBy: SHFCAS1NODE1.st.com (10.75.129.72) To SHFDAG1NODE3.st.com (10.75.129.71) X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.205,Aquarius:18.0.957,Hydra:6.0.591,FMLib:17.11.176.26 definitions=2023-07-05_07,2023-07-05_01,2023-05-22_02 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" CFG_STM32MP1_SCMI_SHM_SYSRAM will be disabled by default for STM32MP13x SoCs in future OP-TEE version and the OP-TEE SMCI server uses only the OP-TEE native shared memory registered by clients. To be compatible by default with this configuration this patch removes the shared memory in the SCMI configuration and the associated reserved memory in SRAM. Fixes: 9005aeddd9fc ("ARM: dts: stm32: enable optee firmware and SCMI suppo= rt on STM32MP13") Signed-off-by: Patrick Delaunay --- arch/arm/boot/dts/st/stm32mp131.dtsi | 14 -------------- 1 file changed, 14 deletions(-) diff --git a/arch/arm/boot/dts/st/stm32mp131.dtsi b/arch/arm/boot/dts/st/st= m32mp131.dtsi index d163c267e34c..d23bbc3639df 100644 --- a/arch/arm/boot/dts/st/stm32mp131.dtsi +++ b/arch/arm/boot/dts/st/stm32mp131.dtsi @@ -40,7 +40,6 @@ scmi: scmi { #address-cells =3D <1>; #size-cells =3D <0>; linaro,optee-channel-id =3D <0>; - shmem =3D <&scmi_shm>; =20 scmi_clk: protocol@14 { reg =3D <0x14>; @@ -106,19 +105,6 @@ soc { interrupt-parent =3D <&intc>; ranges; =20 - scmi_sram: sram@2ffff000 { - compatible =3D "mmio-sram"; - reg =3D <0x2ffff000 0x1000>; - #address-cells =3D <1>; - #size-cells =3D <1>; - ranges =3D <0 0x2ffff000 0x1000>; - - scmi_shm: scmi-sram@0 { - compatible =3D "arm,scmi-shmem"; - reg =3D <0 0x80>; - }; - }; - timers2: timer@40000000 { #address-cells =3D <1>; #size-cells =3D <0>; --=20 2.25.1