From patchwork Wed Jan 29 16:37:48 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Thierry Bultel X-Patchwork-Id: 13953942 X-Patchwork-Delegate: geert@linux-m68k.org Received: from relmlie5.idc.renesas.com (relmlor1.renesas.com [210.160.252.171]) by smtp.subspace.kernel.org (Postfix) with ESMTP id 1F8CB1DFE00; Wed, 29 Jan 2025 16:52:44 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=210.160.252.171 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1738169567; cv=none; b=e+eCZqwUzhQIXSb701Sij+PKwFPcrvHRURwx8eW69VLTkI+7ecNK6kDSQ3SN1s6e2lKoK9Wy8yy3C1/TuT7V16RCfJZTWqDST9r9Xr6FBh9hw9iZ2/DqjQNNb7MCJbnC9qkWk98Zu/xHpTTd3Oofi6nQAsf7IZ5Ya3NM3xh0fIE= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1738169567; c=relaxed/simple; bh=NUT/d3UeYWQltVBqEhEx9CsCqthGyzfLH4Fa5L4NTqI=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=Kaz+3DumdQ56+lSOiK0ZsjpFRi5WpPBkb0xspzMH5Ee0YwmzZsJexU305haDLbF5++bH0z1l5u4X4r1iylEB5NMKfAkMWL3euQXNdPwrlHLqOzr5DmT8+GhzTc5KtrBXTD3bCUU8w2+tq8zykxoZrAqDRxRIU8SmYAFhEBcIp38= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=bp.renesas.com; spf=pass smtp.mailfrom=bp.renesas.com; arc=none smtp.client-ip=210.160.252.171 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=bp.renesas.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=bp.renesas.com X-CSE-ConnectionGUID: l+3Q2I5FQFSP2+nLSI7oBw== X-CSE-MsgGUID: 8Q46k3C3SJiIM9rg9VrBiQ== Received: from unknown (HELO relmlir6.idc.renesas.com) ([10.200.68.152]) by relmlie5.idc.renesas.com with ESMTP; 30 Jan 2025 01:52:44 +0900 Received: from wvbox.administration.lan (unknown [10.226.92.145]) by relmlir6.idc.renesas.com (Postfix) with ESMTP id F2724402F02E; Thu, 30 Jan 2025 01:52:40 +0900 (JST) From: Thierry Bultel To: Geert Uytterhoeven , Magnus Damm , Rob Herring , Krzysztof Kozlowski , Conor Dooley Cc: Thierry Bultel , linux-renesas-soc@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH 12/14] arm64: dts: renesas: Add initial support for renesas RZ/T2H SoC Date: Wed, 29 Jan 2025 16:37:48 +0000 Message-ID: <20250129165122.2980-13-thierry.bultel.yh@bp.renesas.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20250129165122.2980-1-thierry.bultel.yh@bp.renesas.com> References: <20250129165122.2980-1-thierry.bultel.yh@bp.renesas.com> Precedence: bulk X-Mailing-List: linux-renesas-soc@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Add the initial dtsi for the RZ/T2H Soc: - gic - armv8-timer - cpg clock - sci0 uart also add arch/arm64/boot/dts/renesas/r9a09g077m44.dtsi, that keeps all 4 CPUs enabled, for consistency with later support of -m24 and -m04 SoC revisions, that only have 2 and 1 Cortex-A55, respectively, and that will use /delete-node/ to disable the missing CPUs. Signed-off-by: Thierry Bultel --- arch/arm64/boot/dts/renesas/r9a09g077.dtsi | 129 ++++++++++++++++++ arch/arm64/boot/dts/renesas/r9a09g077m44.dtsi | 8 ++ 2 files changed, 137 insertions(+) create mode 100644 arch/arm64/boot/dts/renesas/r9a09g077.dtsi create mode 100644 arch/arm64/boot/dts/renesas/r9a09g077m44.dtsi diff --git a/arch/arm64/boot/dts/renesas/r9a09g077.dtsi b/arch/arm64/boot/dts/renesas/r9a09g077.dtsi new file mode 100644 index 000000000000..55a2b1bd8100 --- /dev/null +++ b/arch/arm64/boot/dts/renesas/r9a09g077.dtsi @@ -0,0 +1,129 @@ +// SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +/* + * Device Tree Source for the RZ/T2H SoC + * + * Copyright (C) 2025 Renesas Electronics Corp. + */ + +#include +#include + +/ { + compatible = "renesas,r9a09g077"; + #address-cells = <2>; + #size-cells = <2>; + + extal: extal { + compatible = "fixed-clock"; + #clock-cells = <0>; + /* This value must be overridden by the board */ + clock-frequency = <0>; + }; + + loco: loco { + compatible = "fixed-clock"; + #clock-cells = <0>; + /* This value must be overridden by the board */ + clock-frequency = <0>; + }; + + cpus { + #address-cells = <1>; + #size-cells = <0>; + + L3_CA55: cache-controller-0 { + compatible = "cache"; + cache-unified; + cache-size = <0x100000>; + cache-level = <3>; + }; + + cpu0: cpu@0 { + compatible = "arm,cortex-a55"; + reg = <0>; + device_type = "cpu"; + next-level-cache = <&L3_CA55>; + enable-method = "psci"; + }; + + cpu1: cpu@100 { + compatible = "arm,cortex-a55"; + reg = <0x100>; + device_type = "cpu"; + next-level-cache = <&L3_CA55>; + enable-method = "psci"; + }; + + cpu2: cpu@200 { + compatible = "arm,cortex-a55"; + reg = <0x200>; + device_type = "cpu"; + next-level-cache = <&L3_CA55>; + enable-method = "psci"; + }; + + cpu3: cpu@300 { + compatible = "arm,cortex-a55"; + reg = <0x300>; + device_type = "cpu"; + next-level-cache = <&L3_CA55>; + enable-method = "psci"; + }; + }; + + psci { + compatible = "arm,psci-1.0", "arm,psci-0.2"; + method = "smc"; + }; + + soc: soc { + compatible = "simple-bus"; + interrupt-parent = <&gic>; + #address-cells = <2>; + #size-cells = <2>; + ranges; + + sci0: serial@80005000 { + compatible = "renesas,r9a09g077-sci"; + reg = <0 0x80005000 0 0x400>; + interrupts = , + , + , + ; + interrupt-names = "eri", "rxi", "txi", "tei"; + clocks = <&cpg CPG_MOD R9A09G077_SCI0_CLK>; + clock-names = "fck"; + power-domains = <&cpg>; + status = "disabled"; + }; + + cpg: clock-controller@80280000 { + compatible = "renesas,r9a09g077-cpg"; + reg = <0 0x80280000 0 0x1000>, + <0 0x81280000 0 0x9000>; + clocks = <&extal>, <&loco>; + clock-names = "extal", "loco"; + #clock-cells = <2>; + #reset-cells = <1>; + #power-domain-cells = <0>; + }; + + gic: interrupt-controller@83000000 { + compatible = "arm,gic-v3"; + reg = <0x0 0x83000000 0 0x40000>, + <0x0 0x83040000 0 0x160000>; + #interrupt-cells = <3>; + #address-cells = <0>; + interrupt-controller; + interrupts = ; + }; + }; + + timer { + compatible = "arm,armv8-timer"; + interrupts-extended = <&gic GIC_PPI 13 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>, + <&gic GIC_PPI 14 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>, + <&gic GIC_PPI 11 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>, + <&gic GIC_PPI 10 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>; + }; +}; diff --git a/arch/arm64/boot/dts/renesas/r9a09g077m44.dtsi b/arch/arm64/boot/dts/renesas/r9a09g077m44.dtsi new file mode 100644 index 000000000000..f54bb50829db --- /dev/null +++ b/arch/arm64/boot/dts/renesas/r9a09g077m44.dtsi @@ -0,0 +1,8 @@ +// SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +/* + * Device Tree Source for the RZ/T2H 4-core SoC + * + * Copyright (C) 2025 Renesas Electronics Corp. + */ + +#include "r9a09g077.dtsi"