From nobody Fri Dec 19 13:51:45 2025 Received: from smtp.gentoo.org (woodpecker.gentoo.org [140.211.166.183]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id A98431D86E8; Tue, 3 Sep 2024 12:27:28 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=140.211.166.183 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1725366449; cv=none; b=r6sTXmkntpPTtstrCxj+uIQ8hnTq1zF+A714bHw5hpQEiddHT50CSmMDpaVs+zPm5qL//Xj3wB7NE6locMF2QJO02/e02rMJ1IuCGps6oN2OMgZxn8KZFLFlN2hR3dEbOW59r9E30nb3/Aia0GmnJRlmjJQ4IyET0ZHF0at/vuQ= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1725366449; c=relaxed/simple; bh=72OUePKJmY9EObBTz2p3oSPWaKFyOulBRCi5gSja9tI=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=pDRAx47XJLhFv7yU46+y5s0PKGJRVRMEvd9O04iNV0A7AExGZNcq9CEOWEWHQgKSkYsiyn9xhDQ4v4XKoNpd51NosSV6AB4aZwjPkI1CetTBnveVOI5YX9fZHiwQXs0noooJGBjT4rGVc/P8doT8GTbbUJm2rtyCsMJ+JZyWUIo= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gentoo.org; spf=pass smtp.mailfrom=gentoo.org; arc=none smtp.client-ip=140.211.166.183 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gentoo.org Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=gentoo.org From: Yixun Lan Date: Tue, 03 Sep 2024 12:26:46 +0000 Subject: [PATCH v4 3/3] riscv: dts: spacemit: add pinctrl property to uart0 in BPI-F3 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Message-Id: <20240903-02-k1-pinctrl-v4-3-d76c00a33b2b@gentoo.org> References: <20240903-02-k1-pinctrl-v4-0-d76c00a33b2b@gentoo.org> In-Reply-To: <20240903-02-k1-pinctrl-v4-0-d76c00a33b2b@gentoo.org> To: Linus Walleij , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Paul Walmsley , Palmer Dabbelt , Albert Ou , Conor Dooley Cc: Yangyu Chen , Jisheng Zhang , Inochi Amaoto , Icenowy Zheng , Meng Zhang , Meng Zhang , devicetree@vger.kernel.org, linux-riscv@lists.infradead.org, linux-kernel@vger.kernel.org, linux-gpio@vger.kernel.org, Yixun Lan X-Mailer: b4 0.14.1 X-Developer-Signature: v=1; a=openpgp-sha256; l=2235; i=dlan@gentoo.org; h=from:subject:message-id; bh=72OUePKJmY9EObBTz2p3oSPWaKFyOulBRCi5gSja9tI=; b=owEBzQIy/ZANAwAKATGq6kdZTbvtAcsmYgBm1wCbeyJvCjfwfjk6CxerD0e3wqymKHbG2IGb5 8rM/z5ULKmJApMEAAEKAH0WIQS1urjJwxtxFWcCI9wxqupHWU277QUCZtcAm18UgAAAAAAuAChp c3N1ZXItZnByQG5vdGF0aW9ucy5vcGVucGdwLmZpZnRoaG9yc2VtYW4ubmV0QjVCQUI4QzlDMzF CNzExNTY3MDIyM0RDMzFBQUVBNDc1OTREQkJFRAAKCRAxqupHWU277WrOD/9QFex+y4trbZ+gJC YHw1005oEpM6MRg7yEsgUPuISrnLXM4a8S8R+J0AQaP7OV0gIF51d7rxqabRAHk9pW+GyAISSS6 2YeBSA0Wd2luVEy4Ioc2qc0xkqYnuZR62kz/3QN4QG55JI6KRX9UQnSUwau4xNNa2ItFHGCb2cS qL8sVNPPdmBZe0TSUMByqV+ndT2SERktZtU0O5xkk1a3JHp6F+p5/99utf+QkkxnwkRxtVvZDtt B6lkhaGX5DVjygkugsuTr9Vj7C+Y8yb2w3xMdwOfc4xbMaAJ0IEhZ583peVog/STflOeJsi1nmu X44CAmGCODxpuMeTIW9AI5q+8Foc+sL0wt42IJB9rK58aYC+Dkq+e3IGumLNGdQmR1+xntXNxPk 4Nsy5eYKt0aUnOJFa8sXYAB5SS06M2RKbxe4fqUio1p94ucHLvzyw8V7cIpiy8wk1dhUZJdwnaY HFqkW3l8kftO0cuucRmSquFfJ07ByMBcX3q0xUaIloF6j8xzV6OQwCopJYPuzAcSa0UA1wNtCVW TJI1OypksHZPzs4+NsFg+DVSleu9QVfWDRwIUVhr/qCzIyBKWMdTGpCbv2FbvisyuADQEL/Jxhk s8YcsJ+m3LJWdOfk/xJe6D85+LvkTR7QFEOuviA06Fa0nAeNjnFshLS+TiIHuynhBeNw== X-Developer-Key: i=dlan@gentoo.org; a=openpgp; fpr=50B03A1A5CBCD33576EF8CD7920C0DBCAABEFD55 Before pinctrl driver implemented, the uart0 controller reply on bootloader for setting correct pin mux and configurations. Now, let's add pinctrl property to uart0 of Bananapi-F3 board. Signed-off-by: Yixun Lan --- arch/riscv/boot/dts/spacemit/k1-bananapi-f3.dts | 3 +++ arch/riscv/boot/dts/spacemit/k1-pinctrl.dtsi | 20 ++++++++++++++++++++ arch/riscv/boot/dts/spacemit/k1.dtsi | 5 +++++ 3 files changed, 28 insertions(+) diff --git a/arch/riscv/boot/dts/spacemit/k1-bananapi-f3.dts b/arch/riscv/b= oot/dts/spacemit/k1-bananapi-f3.dts index 023274189b492..bc88d4de25a62 100644 --- a/arch/riscv/boot/dts/spacemit/k1-bananapi-f3.dts +++ b/arch/riscv/boot/dts/spacemit/k1-bananapi-f3.dts @@ -4,6 +4,7 @@ */ =20 #include "k1.dtsi" +#include "k1-pinctrl.dtsi" =20 / { model =3D "Banana Pi BPI-F3"; @@ -15,5 +16,7 @@ chosen { }; =20 &uart0 { + pinctrl-names =3D "default"; + pinctrl-0 =3D <&uart0_2_cfg>; status =3D "okay"; }; diff --git a/arch/riscv/boot/dts/spacemit/k1-pinctrl.dtsi b/arch/riscv/boot= /dts/spacemit/k1-pinctrl.dtsi new file mode 100644 index 0000000000000..a8eac5517f857 --- /dev/null +++ b/arch/riscv/boot/dts/spacemit/k1-pinctrl.dtsi @@ -0,0 +1,20 @@ +// SPDX-License-Identifier: GPL-2.0 OR MIT +/* + * Copyright (c) 2024 Yixun Lan + */ + +#include + +#define K1_PADCONF(pin, func) (((pin) << 16) | (func)) + +&pinctrl { + uart0_2_cfg: uart0-2-cfg { + uart0-2-pins { + pinmux =3D , + ; + + bias-pull-up =3D <0>; + drive-strength =3D <32>; + }; + }; +}; diff --git a/arch/riscv/boot/dts/spacemit/k1.dtsi b/arch/riscv/boot/dts/spa= cemit/k1.dtsi index 0777bf9e01183..a2d5f7d4a942a 100644 --- a/arch/riscv/boot/dts/spacemit/k1.dtsi +++ b/arch/riscv/boot/dts/spacemit/k1.dtsi @@ -416,6 +416,11 @@ uart9: serial@d4017800 { status =3D "disabled"; }; =20 + pinctrl: pinctrl@d401e000 { + compatible =3D "spacemit,k1-pinctrl"; + reg =3D <0x0 0xd401e000 0x0 0x400>; + }; + plic: interrupt-controller@e0000000 { compatible =3D "spacemit,k1-plic", "sifive,plic-1.0.0"; reg =3D <0x0 0xe0000000 0x0 0x4000000>; --=20 2.45.2