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 E779DFF8855 for ; Wed, 6 May 2026 13:32:23 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Type: Content-Transfer-Encoding:MIME-Version:Message-ID:Date:Subject:CC:To:From: Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From:Resent-Sender :Resent-To:Resent-Cc:Resent-Message-ID:In-Reply-To:References:List-Owner; bh=kVrS/dHQWKD+3tc6CAAThNJdve9BvuJWPhVI1OXqr40=; b=cIEo430qbbnN4RRYQHyRWVxAhR LG/i99ZEcdsMYGEFV0i5iqeZt3ZgD0RI4tLmZJFVd0Z3AGu1vE1D0tHtglO7ceC6F/s5pVbzt5wI8 gm+H61CS56a36IGxsvW9GpyUB8ILnyBzBN4RA7Sj7TGCzVaLShWfk58NlvRv4Vk540a/4KAQgnRvr H6gIeOzC96ynS1GvD0DHMU9L6lSLdayERQAOwY59V1L73MoEsB/OONRkk7OtW/Kd4s6hFA1HvmF9v vA305Un7HaZZduGR+VxuUO6WfqaxJ8i4hmrROxn0R3UNT74KD74jV4JiIlOq2z+bYFXEk9NmCemp/ ++sRlCLw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.99.1 #2 (Red Hat Linux)) id 1wKcMP-00000000uF6-27Ky; Wed, 06 May 2026 13:32:21 +0000 Received: from [216.200.240.184] (helo=mailgw01.mediatek.com) by bombadil.infradead.org with esmtps (Exim 4.99.1 #2 (Red Hat Linux)) id 1wKcME-00000000uDT-2ykt; Wed, 06 May 2026 13:32:19 +0000 X-UUID: f9225e68494f11f19f231fa534c5cac8-20260506 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=mediatek.com; s=dk; h=Content-Type:Content-Transfer-Encoding:MIME-Version:Message-ID:Date:Subject:CC:To:From; bh=kVrS/dHQWKD+3tc6CAAThNJdve9BvuJWPhVI1OXqr40=; b=rP8jWi0SXFdbvuONLPyevH3YhsQaMs6fvbAyR3OFPfVKEqXvezjclJ64vkc3ogRHJbSaKg9P1/7ilMIs0qxqNmRNb+JrsPBsndL8GQY13+zoVjyi4JJVcX2djV0a27pYnwuBn4jwe4AyXaZ/QlCXn9aXvohvkEuP7/KuWKN2OLQ=; X-CID-P-RULE: Release_Ham X-CID-O-INFO: VERSION:1.3.12,REQID:6fb5e022-b875-4b62-862d-9ab02d955249,IP:0,U RL:0,TC:0,Content:0,EDM:0,RT:0,SF:0,FILE:0,BULK:0,RULE:Release_Ham,ACTION: release,TS:0 X-CID-META: VersionHash:e7bac3a,CLOUDID:2cd70771-3b7f-4b26-b2f9-40f0deecb36d,B ulkID:nil,BulkQuantity:0,Recheck:0,SF:102|836|865|888|898,TC:-5,Content:0| 15|50,EDM:-3,IP:nil,URL:0,File:130,RT:0,Bulk:nil,QS:nil,BEC:-1,COL:0,OSI:0 ,OSA:0,AV:0,LES:1,SPR:NO,DKR:0,DKP:0,BRR:0,BRE:0,ARC:0 X-CID-BVR: 2,SSN|SDN X-CID-BAS: 2,SSN|SDN,0,_ X-CID-FACTOR: TF_CID_SPAM_SNR X-CID-RHF: D41D8CD98F00B204E9800998ECF8427E X-UUID: f9225e68494f11f19f231fa534c5cac8-20260506 Received: from mtkmbs10n1.mediatek.inc [(172.21.101.34)] by mailgw01.mediatek.com (envelope-from ) (musrelay.mediatek.com ESMTP with TLSv1.2 ECDHE-RSA-AES256-GCM-SHA384 256/256) with ESMTP id 1057263626; Wed, 06 May 2026 06:32:05 -0700 Received: from mtkmbs11n2.mediatek.inc (172.21.101.187) by MTKMBS09N1.mediatek.inc (172.21.101.35) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.2562.29; Wed, 6 May 2026 21:32:03 +0800 Received: from mtksitap99.mediatek.inc (10.233.130.16) by mtkmbs11n2.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.2.2562.29 via Frontend Transport; Wed, 6 May 2026 21:32:03 +0800 From: Arnab Layek To: Bjorn Andersson , Mathieu Poirier , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Matthias Brugger , AngeloGioacchino Del Regno CC: , , , , , , Arnab Layek Subject: [PATCH] dt-bindings: remoteproc: mtk,scp: Allow multiple memory regions Date: Wed, 6 May 2026 21:31:57 +0800 Message-ID: <20260506133157.3283204-1-arnab.layek@mediatek.com> X-Mailer: git-send-email 2.45.2 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain X-MTK: N X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.9.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260506_063210_762435_BEA8E7BC X-CRM114-Status: GOOD ( 10.60 ) X-BeenThere: linux-mediatek@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "Linux-mediatek" Errors-To: linux-mediatek-bounces+linux-mediatek=archiver.kernel.org@lists.infradead.org Update the memory-region property to support 1-2 reserved memory regions instead of exactly one. This is needed for newer MediaTek SoCs like MT8188 which require additional memory regions for SCP operation. Tested on MT8188 Geralt platform. Signed-off-by: Arnab Layek --- .../devicetree/bindings/remoteproc/mtk,scp.yaml | 10 ++++++++-- 1 file changed, 8 insertions(+), 2 deletions(-) diff --git a/Documentation/devicetree/bindings/remoteproc/mtk,scp.yaml b/Documentation/devicetree/bindings/remoteproc/mtk,scp.yaml index bdbb12118da4..9f6dca94ff40 100644 --- a/Documentation/devicetree/bindings/remoteproc/mtk,scp.yaml +++ b/Documentation/devicetree/bindings/remoteproc/mtk,scp.yaml @@ -55,7 +55,10 @@ properties: initializing SCP. memory-region: - maxItems: 1 + description: + Phandle to the reserved memory regions. + minItems: 1 + maxItems: 2 cros-ec-rpmsg: $ref: /schemas/embedded-controller/google,cros-ec.yaml @@ -123,7 +126,10 @@ patternProperties: initializing sub cores of multi-core SCP. memory-region: - maxItems: 1 + description: + Phandle to the reserved memory regions. + minItems: 1 + maxItems: 2 cros-ec-rpmsg: $ref: /schemas/embedded-controller/google,cros-ec.yaml -- 2.45.2