From nobody Sun Feb 8 10:44:09 2026 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 E125F22D4DC; Wed, 4 Feb 2026 02:09:14 +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=1770170957; cv=none; b=DDnopV8W4YJgv3E4M5r5sV8Tk5P/vYaWnWQ1kA3rgV9aasoDhE1/H8skSXQyflUBZQS+68By5EOPGzGSAYIyB4LMR84yJHEb9M94e+sNj+aNMNJ0RJS39umIqskeDN1ZgyYPULAAaHnjpwkMBAa3R0nAz91QU2+SfIwBr0xw/ww= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1770170957; c=relaxed/simple; bh=4aZcYhZaxYj/vdnrYr6ArFYr3k4sSNAghTjOODPo2b0=; h=From:To:CC:Subject:Date:Message-ID:MIME-Version:Content-Type; b=HiwxMz47eipJDWxiGLvXVbpsDIgDJ9FxxjwRZHZuja9/QpfZg26FjL1Gcw1nbBjoX3YSHjafZ8sW50K2+DsIOM56YszwSAR+NQ64PUVoL9vAf1zGsKtuBzEqYP01cDCJeCwUBsl0WP/kYvTXtHHmZmGaKq5DClp9/bFqCwPUtu8= 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=KbCMShlS; 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="KbCMShlS" X-UUID: 7ede0446016e11f185319dbc3099e8fb-20260204 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=j2Fm07/YQ7UyZ+aL7eB1qY+4/c0JV0+nTKdkopufncI=; b=KbCMShlS8bPDor02S73ZOYAhQS0DV3WHxOkxbotAFGF3RWhHzV3OXh8v+z+4sCJoSgwHt7Zdxq7Je5yQdtRJ/80VUjs5VtL3Y1J4jfoJt16lzDlooTehfprGqTB19zgrCrP4N5taMZqcCAh/Yc2AbAlq9zXmYko4dUd1Wx2UQng=; X-CID-P-RULE: Release_Ham X-CID-O-INFO: VERSION:1.3.11,REQID:bd3f62b0-7ecb-4f3a-b52a-f865704a0b35,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:89c9d04,CLOUDID:88fd8e7a-8c8a-4fc4-88c0-3556e7711556,B ulkID:nil,BulkQuantity:0,Recheck:0,SF:102|836|888|898,TC:-5,Content:0|15|5 0,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: 7ede0446016e11f185319dbc3099e8fb-20260204 Received: from mtkmbs09n2.mediatek.inc [(172.21.101.94)] by mailgw01.mediatek.com (envelope-from ) (Generic MTA with TLSv1.2 ECDHE-RSA-AES256-GCM-SHA384 256/256) with ESMTP id 548406614; Wed, 04 Feb 2026 10:09:11 +0800 Received: from mtkmbs11n2.mediatek.inc (172.21.101.187) by mtkmbs11n2.mediatek.inc (172.21.101.187) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.2562.29; Wed, 4 Feb 2026 10:09:09 +0800 Received: from mhfsdcap04.gcn.mediatek.inc (10.17.3.154) by mtkmbs11n2.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.2.2562.29 via Frontend Transport; Wed, 4 Feb 2026 10:09:09 +0800 From: Cathy Xu To: Chaotian Jing , Ulf Hansson , Matthias Brugger , AngeloGioacchino Del Regno CC: , , , , Mengqi Zhang , Wenbin Mei , Andy-ld Lu , Yong Mao , Cathy Xu Subject: [PATCH] mmc: mtk-sd: disable new_tx/rx and modify related settings for mt8189 Date: Wed, 4 Feb 2026 10:06:29 +0800 Message-ID: <20260204020709.24604-1-ot_cathy.xu@mediatek.com> X-Mailer: git-send-email 2.46.0 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" Disable new_tx/rx and modify related settings helps avoid data transmission instability, and better compatibility for mt8189. Signed-off-by: Cathy Xu --- drivers/mmc/host/mtk-sd.c | 10 +++++----- 1 file changed, 5 insertions(+), 5 deletions(-) diff --git a/drivers/mmc/host/mtk-sd.c b/drivers/mmc/host/mtk-sd.c index 302ac8529c4f..b2680cc054bd 100644 --- a/drivers/mmc/host/mtk-sd.c +++ b/drivers/mmc/host/mtk-sd.c @@ -682,15 +682,15 @@ static const struct mtk_mmc_compatible mt8189_compat = =3D { .needs_top_base =3D true, .pad_tune_reg =3D MSDC_PAD_TUNE0, .async_fifo =3D true, - .data_tune =3D true, + .data_tune =3D false, .busy_check =3D true, .stop_clk_fix =3D true, - .stop_dly_sel =3D 1, - .pop_en_cnt =3D 2, + .stop_dly_sel =3D 3, + .pop_en_cnt =3D 8, .enhance_rx =3D true, .support_64g =3D true, - .support_new_tx =3D true, - .support_new_rx =3D true, + .support_new_tx =3D false, + .support_new_rx =3D false, .support_spm_res_release =3D true, }; =20 --=20 2.45.2