From nobody Sun Dec 22 01:57:09 2024 Received: from fllv0015.ext.ti.com (fllv0015.ext.ti.com [198.47.19.141]) (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 73A131A9B27; Fri, 20 Dec 2024 22:35:35 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=198.47.19.141 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1734734137; cv=none; b=BUeunSF+kldoebkhOfBjjNBHWB60PoeUJ4wue+oW40gMkiJbuTf6LRtQwQDgeL7tH//n2RBSoFaq0qo9GCQD+ocWIV4HcgrsaVyJDDBCLs7ajbodxKCQB1AI7+vHjgNwcITO7AZymalYSvHA3TWIYJd3frSxQVkxB9UdlikR/GU= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1734734137; c=relaxed/simple; bh=hCrPLBGKXul9fIWu9qcpnA6H6FZUmgnLsyZii4L7flw=; h=From:To:CC:Subject:Date:Message-ID:MIME-Version:Content-Type; b=WBweazDb1sgYsgypK8QeGL5sOT40wgd91Ad/NcIqqZBp7Pz/6UC9WKPDN6euU410tQx80iEMk9Vv2cF/RzUCQ3stjGE6PxRh7MbPqg3pDAEPi/raZwbxPHkOjIvGMzv0hyyBQ7egWgINp2jHdNwMi5ifUEoyuwPn8hERXC8CJXg= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=ti.com; spf=pass smtp.mailfrom=ti.com; dkim=pass (1024-bit key) header.d=ti.com header.i=@ti.com header.b=LEawztcS; arc=none smtp.client-ip=198.47.19.141 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=ti.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=ti.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=ti.com header.i=@ti.com header.b="LEawztcS" Received: from lelv0266.itg.ti.com ([10.180.67.225]) by fllv0015.ext.ti.com (8.15.2/8.15.2) with ESMTP id 4BKMZOnq072626; Fri, 20 Dec 2024 16:35:24 -0600 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ti.com; s=ti-com-17Q1; t=1734734124; bh=E0h3P4N9j75w7+HF6CeZ/8OdGu2MqcdwPSKxnMEMrkk=; h=From:To:CC:Subject:Date; b=LEawztcSSn2ZsUfgpUtFFS/uCt7JYhPEaLBNXTyrtsKX58MrRw2p4q2LvXKzORYSN eZAKNVQtwsDfVqM7vBnaXaxGmaRwdpzUI1fux84lJ9/Ai2I6If8OkcmUr0TtLTOVg0 av1Thnn77Pi+4f9Vv/u/nEForI/Sd8aegzbygw1k= Received: from DLEE108.ent.ti.com (dlee108.ent.ti.com [157.170.170.38]) by lelv0266.itg.ti.com (8.15.2/8.15.2) with ESMTP id 4BKMZOqB120869; Fri, 20 Dec 2024 16:35:24 -0600 Received: from DLEE107.ent.ti.com (157.170.170.37) by DLEE108.ent.ti.com (157.170.170.38) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.2507.23; Fri, 20 Dec 2024 16:35:23 -0600 Received: from lelvsmtp5.itg.ti.com (10.180.75.250) by DLEE107.ent.ti.com (157.170.170.37) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.2507.23 via Frontend Transport; Fri, 20 Dec 2024 16:35:23 -0600 Received: from judy-hp.dhcp.ti.com (judy-hp.dhcp.ti.com [128.247.81.105]) by lelvsmtp5.itg.ti.com (8.15.2/8.15.2) with ESMTP id 4BKMZNm6095687; Fri, 20 Dec 2024 16:35:23 -0600 From: Judith Mendez To: Tony Lindgren , Kevin Hilman CC: Rob Herring , Krzysztof Kozlowski , Conor Dooley , , , , Sukrut Bellary , Bin Liu Subject: [PATCH] ARM: dts: ti: am437x-l4: remove autoidle for UART Date: Fri, 20 Dec 2024 16:35:23 -0600 Message-ID: <20241220223523.2125278-1-jm@ti.com> X-Mailer: git-send-email 2.47.1 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 X-C2ProcessedOrg: 333ef613-75bf-4e12-a4b1-8e3623f5dcea Content-Type: text/plain; charset="utf-8" According to the TRM [0] in 21.5.1.42 UART_SYSC Register, the autoidle bit should not be set for UART, so remove the appropriate SYSC_OMAP2_AUTOIDLE flag. [0] https://www.ti.com/lit/ug/spruhl7i/spruhl7i.pdf Signed-off-by: Judith Mendez Reviewed-by: Sukrut Bellary --- arch/arm/boot/dts/ti/omap/am437x-l4.dtsi | 18 ++++++------------ 1 file changed, 6 insertions(+), 12 deletions(-) diff --git a/arch/arm/boot/dts/ti/omap/am437x-l4.dtsi b/arch/arm/boot/dts/t= i/omap/am437x-l4.dtsi index 824b9415ebbe9..fd4634f8c6293 100644 --- a/arch/arm/boot/dts/ti/omap/am437x-l4.dtsi +++ b/arch/arm/boot/dts/ti/omap/am437x-l4.dtsi @@ -180,8 +180,7 @@ target-module@9000 { /* 0x44e09000, ap 16 04.0 */ <0x9058 0x4>; reg-names =3D "rev", "sysc", "syss"; ti,sysc-mask =3D <(SYSC_OMAP2_ENAWAKEUP | - SYSC_OMAP2_SOFTRESET | - SYSC_OMAP2_AUTOIDLE)>; + SYSC_OMAP2_SOFTRESET)>; ti,sysc-sidle =3D , , , @@ -698,8 +697,7 @@ target-module@22000 { /* 0x48022000, ap 8 0a.0 */ <0x22058 0x4>; reg-names =3D "rev", "sysc", "syss"; ti,sysc-mask =3D <(SYSC_OMAP2_ENAWAKEUP | - SYSC_OMAP2_SOFTRESET | - SYSC_OMAP2_AUTOIDLE)>; + SYSC_OMAP2_SOFTRESET)>; ti,sysc-sidle =3D , , , @@ -726,8 +724,7 @@ target-module@24000 { /* 0x48024000, ap 10 1c.0 */ <0x24058 0x4>; reg-names =3D "rev", "sysc", "syss"; ti,sysc-mask =3D <(SYSC_OMAP2_ENAWAKEUP | - SYSC_OMAP2_SOFTRESET | - SYSC_OMAP2_AUTOIDLE)>; + SYSC_OMAP2_SOFTRESET)>; ti,sysc-sidle =3D , , , @@ -1385,8 +1382,7 @@ target-module@a6000 { /* 0x481a6000, ap 40 16.0 */ <0xa6058 0x4>; reg-names =3D "rev", "sysc", "syss"; ti,sysc-mask =3D <(SYSC_OMAP2_ENAWAKEUP | - SYSC_OMAP2_SOFTRESET | - SYSC_OMAP2_AUTOIDLE)>; + SYSC_OMAP2_SOFTRESET)>; ti,sysc-sidle =3D , , , @@ -1413,8 +1409,7 @@ target-module@a8000 { /* 0x481a8000, ap 42 20.0 */ <0xa8058 0x4>; reg-names =3D "rev", "sysc", "syss"; ti,sysc-mask =3D <(SYSC_OMAP2_ENAWAKEUP | - SYSC_OMAP2_SOFTRESET | - SYSC_OMAP2_AUTOIDLE)>; + SYSC_OMAP2_SOFTRESET)>; ti,sysc-sidle =3D , , , @@ -1441,8 +1436,7 @@ target-module@aa000 { /* 0x481aa000, ap 44 12.0 */ <0xaa058 0x4>; reg-names =3D "rev", "sysc", "syss"; ti,sysc-mask =3D <(SYSC_OMAP2_ENAWAKEUP | - SYSC_OMAP2_SOFTRESET | - SYSC_OMAP2_AUTOIDLE)>; + SYSC_OMAP2_SOFTRESET)>; ti,sysc-sidle =3D , , , --=20 2.47.1