From nobody Wed Oct 8 12:40:21 2025 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (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 6C6E31DFCB; Sat, 28 Jun 2025 16:16:12 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1751127372; cv=none; b=IRHLH1Fd8mEz3Om2qcxh8OfFvbI/U+BoIhsvEhJSu2SgbqRzlDH76xH4Du+oGT+IEb/i6pVnIcKoghcTjO7wrWIYDlf2U7sfLAon5+LLxgUcLxIVAEffQyVv1Rj1Qr3z9cxMG6rsFQk/SrognXbxryKWe4a+S+gnJTCXLK2bJdQ= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1751127372; c=relaxed/simple; bh=6oH0nwNv26PaXawo3Ih/MoBWIzEnorKGZ6UPBCiGcIc=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: MIME-Version; b=tq8e8zcPezYVt9SxV6rpJ02Nk3QnB6A0EiGqIbZq/Wv5xDbdunHlbvsur2zM5YwOc3ErcodewiV714iUpIi7kSjDi9bW08CemSIfGGrNkwBEacx+2jRITVGf4SBeNAo8/qgBBGOjinjDlQ3G8Zx1uLgvj8nmIMeQgtMrb9ylsCU= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=OeW0cAYp; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="OeW0cAYp" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 0FAB0C4CEEF; Sat, 28 Jun 2025 16:16:12 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1751127372; bh=6oH0nwNv26PaXawo3Ih/MoBWIzEnorKGZ6UPBCiGcIc=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=OeW0cAYp2YSdtnU+vLp1dK5SikFM/cCHgwGeOi81Hx6aTejK83MONtlQls0QPiO27 cg52qSiPBRj6dQsB4UqITunAIQo5e6Y5w8pHYmnjAZvX18pRiH/82c2Wwzw6ET8kxZ cV6ON0cWRyNL/XWyRl49TQkhQ88q2oF5uOSGvAC9NpNly+m7F6B5403jDqDPxD0sPn 04CstsYDJ0MG8u2KomTL8kQQC3yY2qsKLS0CvXvzUgkdKx83gCJvbgBXpx0/egAp/M rzqif3hjfcIbSA0yMSEs+XMpVeuWPisvZqTcp4Xat1ZpIJwN1Cjo9VBp/7UMAfvbIJ sft+V+9yw5hUQ== Received: by wens.tw (Postfix, from userid 1000) id 5DA655FE60; Sun, 29 Jun 2025 00:16:09 +0800 (CST) From: Chen-Yu Tsai To: Rob Herring , Krzysztof Kozlowski , Conor Dooley , Chen-Yu Tsai , Jernej Skrabec , Samuel Holland Cc: devicetree@vger.kernel.org, linux-sunxi@lists.linux.dev, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Andre Przywara Subject: [PATCH v3 4/5] arm64: dts: allwinner: a523: Add UART1 pins Date: Sun, 29 Jun 2025 00:16:07 +0800 Message-Id: <20250628161608.3072968-5-wens@kernel.org> X-Mailer: git-send-email 2.39.5 In-Reply-To: <20250628161608.3072968-1-wens@kernel.org> References: <20250628161608.3072968-1-wens@kernel.org> 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" From: Chen-Yu Tsai UART1 is normally used to connect to the Bluetooth side of a Broadcom WiFi+BT combo chip. The connection uses 4 pins. Add pinmux nodes for UART1, one for the RX/TX pins, and one for the RTS/CTS pins. Reviewed-by: Andre Przywara Signed-off-by: Chen-Yu Tsai --- arch/arm64/boot/dts/allwinner/sun55i-a523.dtsi | 14 ++++++++++++++ 1 file changed, 14 insertions(+) diff --git a/arch/arm64/boot/dts/allwinner/sun55i-a523.dtsi b/arch/arm64/bo= ot/dts/allwinner/sun55i-a523.dtsi index 4839411e51cf..cf0bc39aab04 100644 --- a/arch/arm64/boot/dts/allwinner/sun55i-a523.dtsi +++ b/arch/arm64/boot/dts/allwinner/sun55i-a523.dtsi @@ -168,6 +168,20 @@ uart0_pb_pins: uart0-pb-pins { allwinner,pinmux =3D <2>; function =3D "uart0"; }; + + /omit-if-no-ref/ + uart1_pins: uart1-pins { + pins =3D "PG6", "PG7"; + function =3D "uart1"; + allwinner,pinmux =3D <2>; + }; + + /omit-if-no-ref/ + uart1_rts_cts_pins: uart1-rts-cts-pins { + pins =3D "PG8", "PG9"; + function =3D "uart1"; + allwinner,pinmux =3D <2>; + }; }; =20 ccu: clock-controller@2001000 { --=20 2.39.5