From patchwork Mon Aug 15 15:14:49 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Prabhakar Mahadev Lad X-Patchwork-Id: 597310 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 58C70C25B0E for ; Mon, 15 Aug 2022 15:16:50 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S243124AbiHOPQs (ORCPT ); Mon, 15 Aug 2022 11:16:48 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:59488 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S242993AbiHOPQ1 (ORCPT ); Mon, 15 Aug 2022 11:16:27 -0400 Received: from relmlie5.idc.renesas.com (relmlor1.renesas.com [210.160.252.171]) by lindbergh.monkeyblade.net (Postfix) with ESMTP id AF6C22409C; Mon, 15 Aug 2022 08:16:24 -0700 (PDT) X-IronPort-AV: E=Sophos;i="5.93,238,1654527600"; d="scan'208";a="129579733" Received: from unknown (HELO relmlir5.idc.renesas.com) ([10.200.68.151]) by relmlie5.idc.renesas.com with ESMTP; 16 Aug 2022 00:16:24 +0900 Received: from localhost.localdomain (unknown [10.226.36.204]) by relmlir5.idc.renesas.com (Postfix) with ESMTP id C19994018A18; Tue, 16 Aug 2022 00:16:19 +0900 (JST) From: Lad Prabhakar To: Rob Herring , Krzysztof Kozlowski , Paul Walmsley , Palmer Dabbelt , Albert Ou , Geert Uytterhoeven Cc: Conor Dooley , Anup Patel , linux-renesas-soc@vger.kernel.org, devicetree@vger.kernel.org, linux-riscv@lists.infradead.org, linux-kernel@vger.kernel.org, Prabhakar , Biju Das , Lad Prabhakar Subject: [PATCH v2 6/8] riscv: dts: renesas: Add minimal DTS for Renesas RZ/Five SMARC EVK Date: Mon, 15 Aug 2022 16:14:49 +0100 Message-Id: <20220815151451.23293-7-prabhakar.mahadev-lad.rj@bp.renesas.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20220815151451.23293-1-prabhakar.mahadev-lad.rj@bp.renesas.com> References: <20220815151451.23293-1-prabhakar.mahadev-lad.rj@bp.renesas.com> Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org Enable the minimal blocks required for booting the Renesas RZ/Five SMARC EVK with initramfs. Signed-off-by: Lad Prabhakar --- v1->v2 * New patch --- arch/riscv/boot/dts/Makefile | 1 + arch/riscv/boot/dts/renesas/Makefile | 2 ++ .../boot/dts/renesas/r9a07g043f01-smarc.dts | 16 ++++++++++ .../boot/dts/renesas/rzfive-smarc-som.dtsi | 22 +++++++++++++ arch/riscv/boot/dts/renesas/rzfive-smarc.dtsi | 32 +++++++++++++++++++ 5 files changed, 73 insertions(+) create mode 100644 arch/riscv/boot/dts/renesas/Makefile create mode 100644 arch/riscv/boot/dts/renesas/r9a07g043f01-smarc.dts create mode 100644 arch/riscv/boot/dts/renesas/rzfive-smarc-som.dtsi create mode 100644 arch/riscv/boot/dts/renesas/rzfive-smarc.dtsi diff --git a/arch/riscv/boot/dts/Makefile b/arch/riscv/boot/dts/Makefile index ff174996cdfd..b0ff5fbabb0c 100644 --- a/arch/riscv/boot/dts/Makefile +++ b/arch/riscv/boot/dts/Makefile @@ -3,5 +3,6 @@ subdir-y += sifive subdir-y += starfive subdir-$(CONFIG_SOC_CANAAN_K210_DTB_BUILTIN) += canaan subdir-y += microchip +subdir-y += renesas obj-$(CONFIG_BUILTIN_DTB) := $(addsuffix /, $(subdir-y)) diff --git a/arch/riscv/boot/dts/renesas/Makefile b/arch/riscv/boot/dts/renesas/Makefile new file mode 100644 index 000000000000..2d3f5751a649 --- /dev/null +++ b/arch/riscv/boot/dts/renesas/Makefile @@ -0,0 +1,2 @@ +# SPDX-License-Identifier: GPL-2.0 +dtb-$(CONFIG_ARCH_R9A07G043) += r9a07g043f01-smarc.dtb diff --git a/arch/riscv/boot/dts/renesas/r9a07g043f01-smarc.dts b/arch/riscv/boot/dts/renesas/r9a07g043f01-smarc.dts new file mode 100644 index 000000000000..7428f643a9b3 --- /dev/null +++ b/arch/riscv/boot/dts/renesas/r9a07g043f01-smarc.dts @@ -0,0 +1,16 @@ +// SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +/* + * Device Tree Source for the RZ/Five SMARC EVK + * + * Copyright (C) 2022 Renesas Electronics Corp. + */ + +/dts-v1/; + +#include "r9a07g043.dtsi" +#include "rzfive-smarc.dtsi" + +/ { + model = "Renesas SMARC EVK based on r9a07g043f01"; + compatible = "renesas,smarc-evk", "renesas,r9a07g043f01", "renesas,r9a07g043"; +}; diff --git a/arch/riscv/boot/dts/renesas/rzfive-smarc-som.dtsi b/arch/riscv/boot/dts/renesas/rzfive-smarc-som.dtsi new file mode 100644 index 000000000000..4a4acde6a2a7 --- /dev/null +++ b/arch/riscv/boot/dts/renesas/rzfive-smarc-som.dtsi @@ -0,0 +1,22 @@ +// SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +/* + * Device Tree Source for the RZ/Five SMARC EVK SOM + * + * Copyright (C) 2022 Renesas Electronics Corp. + */ + +/ { + chosen { + bootargs = "ignore_loglevel"; + }; + + memory@48000000 { + device_type = "memory"; + /* first 128MB is reserved for secure area. */ + reg = <0x0 0x48000000 0x0 0x38000000>; + }; +}; + +&extal_clk { + clock-frequency = <24000000>; +}; diff --git a/arch/riscv/boot/dts/renesas/rzfive-smarc.dtsi b/arch/riscv/boot/dts/renesas/rzfive-smarc.dtsi new file mode 100644 index 000000000000..4864a2a62d6b --- /dev/null +++ b/arch/riscv/boot/dts/renesas/rzfive-smarc.dtsi @@ -0,0 +1,32 @@ +// SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +/* + * Device Tree Source for the RZ/Five SMARC EVK carrier board + * + * Copyright (C) 2022 Renesas Electronics Corp. + */ + +#include +#include "rzfive-smarc-som.dtsi" + +/ { + aliases { + serial0 = &scif0; + }; + + chosen { + stdout-path = "serial0:115200n8"; + }; +}; + +&pinctrl { + scif0_pins: scif0 { + pinmux = , /* TxD */ + ; /* RxD */ + }; +}; + +&scif0 { + pinctrl-0 = <&scif0_pins>; + pinctrl-names = "default"; + status = "okay"; +};