From patchwork Thu Mar 6 08:48:04 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: =?utf-8?b?QXhlIFlhbmcgKOadqOejiik=?= X-Patchwork-Id: 871426 Received: from mailgw01.mediatek.com (unknown [60.244.123.138]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 262762063DB; Thu, 6 Mar 2025 08:50:48 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=60.244.123.138 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1741251051; cv=none; b=tVBQcoo68setSnZQcuACTAHBdPosM5OP5DUhV8btTr+Ms3ec0i1yu7BzHafwoF2SEuyv0S/fShfwyeC29+0iCSCUoeWYr2rdU+41Z+BYz5L6q2d2BFpz2+rt3fDo+Wb8nc2xqZDCC9YFjBYzg3sYx0iMxSF8NtekyTVqpyfrfyc= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1741251051; c=relaxed/simple; bh=ReONslqod6Z4YGoZjrEjAvDDP+jWFdGtk+9Np2uz1Ek=; h=From:To:CC:Subject:Date:Message-ID:MIME-Version:Content-Type; b=pYzoepK6zxx6yeZBFFqk9hjFdeWdf2AueGKY3QLK3u4Das7y2BDVFbvxIyL87EgfAcNCUAchYcPSxXk+kksplgjJDGvVvMUk7T6F/VP7bz6jcMaG7SQtwBxvO8pCAhMw3dROUtlT42Wu5Tg+gQINDkX1Io1l+wG3kXhuXnZH4Q4= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=mediatek.com; spf=pass smtp.mailfrom=mediatek.com; dkim=pass (1024-bit key) header.d=mediatek.com header.i=@mediatek.com header.b=uKOT+d7d; arc=none smtp.client-ip=60.244.123.138 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=mediatek.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=mediatek.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=mediatek.com header.i=@mediatek.com header.b="uKOT+d7d" X-UUID: 12ce7f8cfa6811efaae1fd9735fae912-20250306 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=zZk3OkAU1AqUqDxdrw3CKq7flSmIjZeU0GWKHI9L5/M=; b=uKOT+d7d6kzJbGCB2W5s1xaEo1QKBmOQqHEDw7LslYWe4U1VgwPYoq9c6ohSse365c8nm5Y7sc+VG3TwirVGtGitq7oHBsk43sKtzFOmgfzplV4B41dJXNnMERQwjP+FeR388M6jWVIm8/jk/ZjjP2D6MXqae1ZMbB2HUc92ZIU=; X-CID-P-RULE: Release_Ham X-CID-O-INFO: VERSION:1.2.1, REQID:125477f1-1a9a-41e6-96f3-dd0186cc03d8, IP:0, UR L:0,TC:0,Content:0,EDM:0,RT:0,SF:0,FILE:0,BULK:0,RULE:Release_Ham,ACTION:r elease,TS:0 X-CID-META: VersionHash:0ef645f, CLOUDID:668cfec5-16da-468a-87f7-8ca8d6b3b9f7, B ulkID:nil,BulkQuantity:0,Recheck:0,SF:102,TC:nil,Content:0|50,EDM:-3,IP:ni l,URL:0,File:nil,RT:nil,Bulk:nil,QS:nil,BEC:nil,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: 0 X-CID-BAS: 0,_,0,_ X-CID-FACTOR: TF_CID_SPAM_SNR X-UUID: 12ce7f8cfa6811efaae1fd9735fae912-20250306 Received: from mtkmbs14n2.mediatek.inc [(172.21.101.76)] by mailgw01.mediatek.com (envelope-from ) (Generic MTA with TLSv1.2 ECDHE-RSA-AES256-GCM-SHA384 256/256) with ESMTP id 882433906; Thu, 06 Mar 2025 16:50:37 +0800 Received: from mtkmbs11n2.mediatek.inc (172.21.101.187) by mtkmbs11n1.mediatek.inc (172.21.101.185) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1258.28; Thu, 6 Mar 2025 16:50:35 +0800 Received: from mhfsdcap04.gcn.mediatek.inc (10.17.3.154) by mtkmbs11n2.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.2.1258.28 via Frontend Transport; Thu, 6 Mar 2025 16:50:35 +0800 From: Axe Yang To: Chaotian Jing , Ulf Hansson , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Matthias Brugger , AngeloGioacchino Del Regno , Wenbin Mei CC: , , , , , , , , Axe Yang Subject: [PATCH 0/2] mmc: mtk-sd: add support for burst type switch Date: Thu, 6 Mar 2025 16:48:04 +0800 Message-ID: <20250306085028.5024-1-axe.yang@mediatek.com> X-Mailer: git-send-email 2.46.0 Precedence: bulk X-Mailing-List: linux-mmc@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-MTK: N Add a device tree property for MSDC node to switch burst type. The default burst type is 'single', but for some versions of IP, the AMBA type is AXI, which do not support 'single' burst type. This series of changes provides a way to switch the burst type, and is necessary as the AXI bus is being used more frequently in the new versions of MSDC IP. Axe Yang (2): dt-bindings: mmc: mtk-sd: add single burst switch mmc: mtk-sd: add support to disable single burst Documentation/devicetree/bindings/mmc/mtk-sd.yaml | 8 ++++++++ drivers/mmc/host/mtk-sd.c | 10 ++++++++++ 2 files changed, 18 insertions(+)