From nobody Tue Oct 7 15:01:30 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 4D1C228DF23; Wed, 9 Jul 2025 11:07:28 +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=1752059248; cv=none; b=clm8FJoBn41UkwxkeDX13A6sBPHJYc5HFOKVZdaqZHrYv7XeM59Aq9HhJ4Nvx0+kO7IYmT7bIfXjm9TG8OtXXVvrK4sFUDG13+pCrpM7tuO+6NocRAVvXW+GxtQC9pVUp/azlCrsxb22Xz72NIgTAlTOcEHtJ8XhaoGxc7bnPTI= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1752059248; c=relaxed/simple; bh=p3gqDDozT1tHdoNTaSrcl2OgIn3GfMXEeXdgcjaWDrk=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=lKG++ooYeth586ZOviihql+j3iVNHGCVVMq5KocKmk5NJFc+duXUApJ0SDePgoTMdX6DGVP8O/ODUZfuUS6RcpuhgisINUJ4RW5A1k9PYehCdko3YiXdio1UmQ2NXDnMe77nbzMzqeOCpXG9ayDzXBjFLtX9YQaPJ04kQD4nlEk= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=eLuKIkOX; 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="eLuKIkOX" Received: by smtp.kernel.org (Postfix) with ESMTPS id D6554C4CEFE; Wed, 9 Jul 2025 11:07:27 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1752059247; bh=p3gqDDozT1tHdoNTaSrcl2OgIn3GfMXEeXdgcjaWDrk=; h=From:Date:Subject:References:In-Reply-To:To:Cc:Reply-To:From; b=eLuKIkOXpZvG4lwFK/HDSlLiD+CbvV4dRTaHgNGttnIgIXqrzDEz5CgJ4/qEDQLGF 9424/VtT/nL0K6QtgeXVEXdrsPEvGFdAEbCN3G0ZwERqfHnEWvi8y4sNzk5BwgGXpX UwAwe0xqWEmhBiWFigYpsCf4SEMQr8n78wrxX0ihx0G2AjnnfitQpoLlpo63KABmTp s8zJLKM2dUrusK83dKtGWFTKmSAaAFV1IZTjb3ZiT/RUhm9isK/1jZAeBaf0HoWx6r oi79r0KUapr/cbg3fJcycMA0omTzZNcA3Q8pofOzVjXK7csEvPnjbeD9HXHWGD5Iyf VnhJ4up+5k/Mw== Received: from aws-us-west-2-korg-lkml-1.web.codeaurora.org (localhost.localdomain [127.0.0.1]) by smtp.lore.kernel.org (Postfix) with ESMTP id CF7C0C83F09; Wed, 9 Jul 2025 11:07:27 +0000 (UTC) From: Keguang Zhang via B4 Relay Date: Wed, 09 Jul 2025 19:05:57 +0800 Subject: [PATCH v2 6/9] MIPS: dts: loongson: Add CQ-T300B board 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: <20250709-loongson1-arch-v2-6-bcff6e518c09@gmail.com> References: <20250709-loongson1-arch-v2-0-bcff6e518c09@gmail.com> In-Reply-To: <20250709-loongson1-arch-v2-0-bcff6e518c09@gmail.com> To: Thomas Bogendoerfer , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Jiaxun Yang , Keguang Zhang Cc: linux-mips@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org X-Mailer: b4 0.13.0 X-Developer-Signature: v=1; a=ed25519-sha256; t=1752059245; l=2574; i=keguang.zhang@gmail.com; s=20231129; h=from:subject:message-id; bh=CirtBr6NDZ066YElVjV3KiB97Vdt6gZ9zvL1Pmzb1hg=; b=kvAfWR6SSXvzg0B4jrlBM7okim7IrA65cnw88olc57ShmHBgOaK55pbGYG9DuAS3SLIuHcX29 +kDMrNP3ukaCXJUHlzM3crOpjqZQjngKO9v/4EJV5Zobd2AFVqhxdmS X-Developer-Key: i=keguang.zhang@gmail.com; a=ed25519; pk=FMKGj/JgKll/MgClpNZ3frIIogsh5e5r8CeW2mr+WLs= X-Endpoint-Received: by B4 Relay for keguang.zhang@gmail.com/20231129 with auth_id=102 X-Original-From: Keguang Zhang Reply-To: keguang.zhang@gmail.com From: Keguang Zhang Add a device tree for CQ-T300B board. Signed-off-by: Keguang Zhang --- arch/mips/boot/dts/loongson/Makefile | 1 + arch/mips/boot/dts/loongson/cq-t300b.dts | 93 ++++++++++++++++++++++++++++= ++++ 2 files changed, 94 insertions(+) diff --git a/arch/mips/boot/dts/loongson/Makefile b/arch/mips/boot/dts/loon= gson/Makefile index 633d95848f76..66d65a56a491 100644 --- a/arch/mips/boot/dts/loongson/Makefile +++ b/arch/mips/boot/dts/loongson/Makefile @@ -9,6 +9,7 @@ dtb-$(CONFIG_MACH_LOONGSON64) +=3D loongson64v_4core_virtio= .dtb ifneq ($(CONFIG_BUILTIN_DTB_NAME),) dtb-y :=3D $(addsuffix .dtb, $(CONFIG_BUILTIN_DTB_NAME)) else +dtb-$(CONFIG_MACH_LOONGSON32) +=3D cq-t300b.dtb dtb-$(CONFIG_MACH_LOONGSON32) +=3D ls1b-demo.dtb dtb-$(CONFIG_MACH_LOONGSON32) +=3D lsgz_1b_dev.dtb dtb-$(CONFIG_MACH_LOONGSON32) +=3D smartloong-1c.dtb diff --git a/arch/mips/boot/dts/loongson/cq-t300b.dts b/arch/mips/boot/dts/= loongson/cq-t300b.dts new file mode 100644 index 000000000000..78a3d7d83aff --- /dev/null +++ b/arch/mips/boot/dts/loongson/cq-t300b.dts @@ -0,0 +1,93 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * Copyright (c) 2023-2025 Keguang Zhang + */ + +/dts-v1/; + +#include + +#include "loongson1c.dtsi" + +/ { + compatible =3D "loongson,cq-t300b", "loongson,ls1c"; + model =3D "CQ-T300B Board"; + + memory@0 { + device_type =3D "memory"; + reg =3D <0x0 0x8000000>; + }; + + aliases { + gpio0 =3D &gpio0; + gpio1 =3D &gpio1; + gpio2 =3D &gpio2; + gpio3 =3D &gpio3; + serial0 =3D &uart2; + }; + + chosen { + bootargs =3D "mtdparts=3Dls1x-nand:16m(kernel),-(rootfs)"; + stdout-path =3D "serial0:115200n8"; + }; + + leds { + compatible =3D "gpio-leds"; + + led0 { + label =3D "led0"; + gpios =3D <&gpio1 20 GPIO_ACTIVE_LOW>; + linux,default-trigger =3D "heartbeat"; + }; + + led1 { + label =3D "led1"; + gpios =3D <&gpio1 21 GPIO_ACTIVE_LOW>; + linux,default-trigger =3D "nand-disk"; + }; + }; +}; + +&emac { + phy-handle =3D <&phy0>; + phy-mode =3D "rmii"; + status =3D "okay"; + + mdio { + compatible =3D "snps,dwmac-mdio"; + #address-cells =3D <1>; + #size-cells =3D <0>; + + phy0: ethernet-phy@13 { + reg =3D <0x13>; + }; + }; +}; + +&xtal { + clock-frequency =3D <24000000>; +}; + +&ehci { + status =3D "okay"; +}; + +&ohci { + status =3D "okay"; +}; + +&nand { + status =3D "okay"; +}; + +&rtc { + status =3D "okay"; +}; + +&uart2 { + status =3D "okay"; +}; + +&watchdog { + status =3D "okay"; +}; --=20 2.43.0