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 7463AF419B9 for ; Wed, 15 Apr 2026 13:45:15 +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-Transfer-Encoding: Content-Type:In-Reply-To:References:CC:To:Subject:From:MIME-Version:Date: Message-ID:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=bfUdp5yiGeveHx7awmwIX27sfdsCI3XlgjXD1amRh8Q=; b=KaIkBwAA+B1mhJkX7CtT+8n4mP /bl79EAx6tVOqOTdmuN3Ic5fnoEyUpMvfad7XzDLZZxKkIITFn2neqX8NznnaQYrtqMaE8Quyucax /ojWMSKVoqSJzfi9Diw0gzYIp83XSCfsOQObSwKQ/clptLGVBGjtg3jlo7sgAA486dL7xHpiYefsJ Rq/OIut4WVHybiIxneZ2g+hX+lwYffTKfgw3/RS9XDTEJ9fHytbX1+kgRmFH74HEqx+FMO/MqBke1 kn80ur0P1fkOXOLDrz4iIE3/IAoaKkq+bmcUSaikNjcChE1cyYaaAM/0miZ0fn7rp7Bn2tCQJd6lD rPAdPzlw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1wD0YI-00000001CW7-1zlI; Wed, 15 Apr 2026 13:45:10 +0000 Received: from 8.mo511.mail-out.ovh.net ([46.105.79.208]) by bombadil.infradead.org with esmtps (Exim 4.98.2 #2 (Red Hat Linux)) id 1wD0YD-00000001CVH-1rJc; Wed, 15 Apr 2026 13:45:08 +0000 Received: from ex.mail.ovh.net (unknown [10.111.174.125]) by mo511.mail-out.ovh.net (Postfix) with SMTP id 4fwj7Y1kr5z9snQ; Wed, 15 Apr 2026 13:44:57 +0000 (UTC) Message-ID: <451d2cc8-d15e-47f6-be4e-515f9be62f9b@aliel.fr> Date: Wed, 15 Apr 2026 15:44:55 +0200 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Beta From: Ronald Claveau Subject: Re: [PATCH 1/3] arm64: dts: amlogic: t7: Add uart_c pinctrl pins group To: Xianwei Zhao CC: , , , , Neil Armstrong , Kevin Hilman , Jerome Brunet , Martin Blumenstingl , Rob Herring , Krzysztof Kozlowski , Conor Dooley References: <20260415-add-bluetooth-t7-vim4-v1-0-0ba0746cc1d6@aliel.fr> <20260415-add-bluetooth-t7-vim4-v1-1-0ba0746cc1d6@aliel.fr> <956625df-0a80-4d0e-9bb7-8071d5797748@amlogic.com> Content-Language: en-US In-Reply-To: <956625df-0a80-4d0e-9bb7-8071d5797748@amlogic.com> Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Originating-IP: [92.91.227.71] X-ClientProxiedBy: CAS12.indiv.local (172.16.1.12) To DAG11EX2.indiv.local (172.16.2.112) DKIM-Signature: v=1; a=rsa-sha256; d=aliel.fr; s=ovhex24454-selector1; c=relaxed/relaxed; t=1776260697; h=from:to:subject:date; bh=nXLEFR5ld0gmkhDZoJbppfO88OloAWVZCcUgrZTTpMs=; b=na+26WtfbGcCpipes2h38G9UemzYZH1/SVn5Lmb6XQwN5o2uB1iJAOUX8iU1R5V23jtCoGb91ZX1JqSgsNWadzZGAllXPnO0rwDjt0Z85MUnbObnQZpEU9u+e/nDtBlXeOJz09YqNqGbvKN3Li2mVOqxfhe88O8o9Mg9FuCQmtBPI+C1f8TK7wrZzS0lcVSAg7eEd6odXrIX0FFx43UfyCfPo+ITag4keLPX49NVRvJWqr/MpOl6nQJkKRKQ0+mcxbeF4miBrL7f2g93xYkxIe9ZHuT7/n4azyhU+UleABqsH/pDSFzwKlmspzWkXKDiYz5Gyztzun8w2cCYgYvRTw== x-ovh-tracer-id: 10833971856656240110 X-VR-SPAMSTATE: OK X-VR-SPAMSCORE: -100 X-VR-SPAMCAUSE: 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 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260415_064505_808166_C21524BA X-CRM114-Status: UNSURE ( 7.60 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@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-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Hello Xianwei, On 4/15/26 1:28 PM, Xianwei Zhao wrote: >=20 >=20 > On 2026/4/15 19:16, Ronald Claveau wrote: >> Add the pin multiplexing configuration for UART C (TX, RX, CTS, RTS) >> in the T7 SoC pinctrl node, required to route the UART C signals >> through the correct pads before enabling the controller. >> >> Signed-off-by: Ronald Claveau >> --- >> =C2=A0 arch/arm64/boot/dts/amlogic/amlogic-t7.dtsi | 12 ++++++++++++ >> =C2=A0 1 file changed, 12 insertions(+) >> >> diff --git a/arch/arm64/boot/dts/amlogic/amlogic-t7.dtsi b/arch/arm64/ >> boot/dts/amlogic/amlogic-t7.dtsi >> index 7fe72c94ed623..531931cc1437c 100644 >> --- a/arch/arm64/boot/dts/amlogic/amlogic-t7.dtsi >> +++ b/arch/arm64/boot/dts/amlogic/amlogic-t7.dtsi >> @@ -553,6 +553,18 @@ mux { >> =C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0= =C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2= =A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0= =C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 bias-pul= l-up; >> =C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0= =C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2= =A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0= =C2=A0=C2=A0=C2=A0 }; >> =C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0= =C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2= =A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 }; >> + >> +=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2= =A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0= =C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 uart_c_pins: uart_c { > node name=C2=A0 uart-c I will change this, thank you for reminding me. >> +=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2= =A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0= =C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2= =A0=C2=A0 mux { >> +=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2= =A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0= =C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2= =A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 groups =3D "uart_= c_tx", >> +=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2= =A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0= =C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2= =A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0= =C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 "uart_c_rx", >> +=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2= =A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0= =C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2= =A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0= =C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 "uart_c_cts", >> +=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2= =A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0= =C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2= =A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0= =C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 "uart_c_rts"; >> +=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2= =A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0= =C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2= =A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 bias-pull-up; >> +=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2= =A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0= =C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2= =A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 output-high; >> +=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2= =A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0= =C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2= =A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 function =3D "uar= t_c"; >> +=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2= =A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0= =C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2= =A0=C2=A0 }; >> +=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2= =A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0= =C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 }; >> =C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0= =C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 }; >> >> =C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0= =C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 gp= io_intc: interrupt-controller@4080 { --=20 Best regards, Ronald