From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from TYPPR03CU001.outbound.protection.outlook.com (mail-japaneastazon11022112.outbound.protection.outlook.com [52.101.126.112]) (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 737E73FC2; Wed, 13 Aug 2025 04:27:11 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=fail smtp.client-ip=52.101.126.112 ARC-Seal:i=2; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1755059233; cv=fail; b=ti0bQBL+HUQ/mdCXLKP7A0oNRlc6sT+sFBlY77icy9rVYMhr4oUfviNdScrLmwuByNh1G3QVS12lq2HUhDGlqVETWcCcQcaauFIp8sVpHF2rIt1SjF66ia8fvh2Dzs+ZYBYBtOKT2KSDSWM+0frv62MVE/c+nvmrs2JKnbiDijw= ARC-Message-Signature:i=2; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1755059233; c=relaxed/simple; bh=4FsAw7RxadyqMjdLkeRAQC/flrSfO6l3LUNtuA7Tpo8=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=N7rtBvyinSySZXXa5dHvmCyamkj3yojUomdDzORkBQtU6qSBTMX2eiSIsPBPdVP0CoTS8ayM4L/BQuJnKOS3oLuD2zVN7egBqzpO7HnGkrEn6CvhlQp/7KD8+8EgLf9s1wWdzZaALI/5nCNDTcCoyaPfxqn+qwiOtE3BTLt0cWU= ARC-Authentication-Results:i=2; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=cixtech.com; spf=pass smtp.mailfrom=cixtech.com; arc=fail smtp.client-ip=52.101.126.112 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=cixtech.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=cixtech.com ARC-Seal: i=1; a=rsa-sha256; s=arcselector10001; d=microsoft.com; cv=none; b=yLPSk10bdhtdJeuYesYTUjL2Qn91bbX16tBfgtLqms0zt4qwyC4ZiYqqPb9Teqs8bJXbcA3dzYuPgRPXv+13YtFc7bGJrtWAP8kdeK1mh08V1+wlN8nXuy89rmszg7Ub6wU30/6rYvCWHQYfa7W2gZRSjipnKFktFUcwo1JwF7l87M3DYChytIdQjrtFrPjdvWQgNfUhAcdT+5gpYlvQOVVgz+GhApoCz2+Y8vynK9J1EmlnS4ycJ/hkg7eNUQLbFL+51l6wH4dmQcqpUJaoPBJQjKxoltJthQxoyqr4d0yJTEVrMWgCteZlWSTh/+nqvifOoWLVcJr36axaKsP28A== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=microsoft.com; s=arcselector10001; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-AntiSpam-MessageData-ChunkCount:X-MS-Exchange-AntiSpam-MessageData-0:X-MS-Exchange-AntiSpam-MessageData-1; bh=JfckEM4NVD/gLWn7hJBQgSbbiJOrghG3F3EVz3aRryI=; b=BfERLl4hn44h4SDniQBdr5Ya2Ea0WDUZxX6kD1VX+8zdGZFRlXIEy2NELsl85GXVg4daL9+ynsy2SCkt8G5rZPm0/A7wh4AOwh5iVyrcwlL4sbvmguqYGcMdpHKkWh3W7ZCgbE+qu5jM0YYY8lvHmDrrdQgKODzi/fnh25gdGQCfvRtdSCd+EMiCXi0hSwR3hOxFWvDd8oyM9B9ObePaDb6FnI4anDTjJoekU8FO327Cj/ONqpazWSDuW7+0g1Ufxnug4tpFBo/mdaXBWvTOtyu6hQYuWGrbRH59VJdphd3qRNA0NGAKXVypbjcvJIbTWvgwYWB5RnkEHkUyDI+0hw== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass (sender ip is 222.71.101.198) smtp.rcpttodomain=cadence.com smtp.mailfrom=cixtech.com; dmarc=bestguesspass action=none header.from=cixtech.com; dkim=none (message not signed); arc=none (0) Received: from SI2PR02CA0018.apcprd02.prod.outlook.com (2603:1096:4:194::18) by JH0PR06MB6776.apcprd06.prod.outlook.com (2603:1096:990:33::13) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.9009.22; Wed, 13 Aug 2025 04:27:08 +0000 Received: from SG1PEPF000082E8.apcprd02.prod.outlook.com (2603:1096:4:194:cafe::4d) by SI2PR02CA0018.outlook.office365.com (2603:1096:4:194::18) with Microsoft SMTP Server (version=TLS1_3, cipher=TLS_AES_256_GCM_SHA384) id 15.20.9031.15 via Frontend Transport; Wed, 13 Aug 2025 04:27:08 +0000 X-MS-Exchange-Authentication-Results: spf=pass (sender IP is 222.71.101.198) smtp.mailfrom=cixtech.com; dkim=none (message not signed) header.d=none;dmarc=bestguesspass action=none header.from=cixtech.com; Received-SPF: Pass (protection.outlook.com: domain of cixtech.com designates 222.71.101.198 as permitted sender) receiver=protection.outlook.com; client-ip=222.71.101.198; helo=smtprelay.cixcomputing.com; pr=C Received: from smtprelay.cixcomputing.com (222.71.101.198) by SG1PEPF000082E8.mail.protection.outlook.com (10.167.240.11) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.9031.11 via Frontend Transport; Wed, 13 Aug 2025 04:27:08 +0000 Received: from hans.. (unknown [172.16.64.208]) by smtprelay.cixcomputing.com (Postfix) with ESMTPSA id C242241604E5; Wed, 13 Aug 2025 12:27:04 +0800 (CST) From: hans.zhang@cixtech.com To: bhelgaas@google.com, lpieralisi@kernel.org, kw@linux.com, mani@kernel.org, robh@kernel.org, kwilczynski@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org Cc: mpillai@cadence.com, fugang.duan@cixtech.com, guoyin.chen@cixtech.com, peter.chen@cixtech.com, cix-kernel-upstream@cixtech.com, linux-pci@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Hans Zhang Subject: [PATCH v7 08/13] dt-bindings: PCI: Add CIX Sky1 PCIe Root Complex bindings Date: Wed, 13 Aug 2025 12:23:26 +0800 Message-ID: <20250813042331.1258272-9-hans.zhang@cixtech.com> X-Mailer: git-send-email 2.49.0 In-Reply-To: <20250813042331.1258272-1-hans.zhang@cixtech.com> References: <20250813042331.1258272-1-hans.zhang@cixtech.com> Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: SG1PEPF000082E8:EE_|JH0PR06MB6776:EE_ Content-Type: text/plain X-MS-Office365-Filtering-Correlation-Id: 30643d32-2f17-4c61-5a1b-08ddda21aa68 X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|36860700013|376014|7416014|1800799024|82310400026; X-Microsoft-Antispam-Message-Info: =?us-ascii?Q?IfFKWGs1QOa/zzCAAIYhKpmGHRz6BuEkwCgH0FRu5qJMQ+KDtXrkuSNizhDw?= =?us-ascii?Q?F6GQKfxMf5kemB+TsO5Lf3rMTlXITfnmwspLT3PHXOkCT/OjkTNskCN/L/aD?= =?us-ascii?Q?toBRbF4mET+M5lLct24+zq4WTENL5Q8BvAgMjjzIY062bbyQBSTJ7gC43A+P?= =?us-ascii?Q?q3PkprfOfza73HG2HIUwpv4dmZslNy1DvqwRO5rX2OcAGta86hS6DYlhXzoM?= =?us-ascii?Q?snxgdRS6l/CAPioK/aB9ibblUhDd2yempKqnnHuvnL8acNLykL2+QP14CDoK?= =?us-ascii?Q?TwoqRtBKbzoJc0Pk9tQQad6iEgZ80IwqeelZPDtqUGCgWAnnOQ9z3+GzH5ZY?= =?us-ascii?Q?4nkerIa6lFW0eMPaV1lh93KNOj/xFlJxJfU2LLMwCcXesWnoVQqwmbbyamFI?= =?us-ascii?Q?23O6Ue3Ljq1b3t5MlvjbLOPO/E8qijAR676v4m6PCoNS4BdJc0gTdijBOO4B?= =?us-ascii?Q?YdCrhB7VOa3MMKSP3Ecpn6Cj/oShePYBri4Wmd499ZwpINcK8V22xMghRv0t?= =?us-ascii?Q?oORPh/YmqZOOkIjQqSNVOURZzxZJcAWk/AdZQBJM/TCqg170/i/IR2DPmhtM?= =?us-ascii?Q?O4jBj91BLzsaYT9UW0bllSJmjuMZd+IjvVlFiX/1BbV3N4LuBHPQguMifLlA?= =?us-ascii?Q?0neluPIN4cDvOs4i/Jf0ePCrZ76SOv+1lVSmo5sSoxLemHe4F/io+upV1Xs0?= =?us-ascii?Q?hWziCiXsH+fG1ByNqjBxJjbj5fP6hXI58o2webh75XTbqJ2NO4pmwZ5zT9Rw?= =?us-ascii?Q?zziP/Wk9+Ir8Xx2o/RL4aLy9DgHh1tKPA7dag2aXth9w9uzdaL77o0iYBt1R?= =?us-ascii?Q?To7gP/yG+uF0/Pixpudwh5ra1WAh99aC32PaoIqtu0Fs9UUftCsSJG1xXAeR?= =?us-ascii?Q?CU64KFzdhEtMtMIHjh9qgctkT2YcVxzV8rcYh3O+/OpcRhcVm7yxvUes/R6i?= =?us-ascii?Q?Guha3AeRqlBWoAXiNzJ/mVbQ678r0OWrVaZU/PEdja5Qcy0NAgyW9HElia/H?= =?us-ascii?Q?mRebMw+pQI/26TGLUG7QiC8cFvYEJlem0IqEhh2Wxjpg76z+mcISdUx01ML7?= =?us-ascii?Q?H/LA81nGHH97jKVbM9oC/I6lzLFeglQ26FTn5UE9Yy/RzKIjQcqkcI1G5K2s?= =?us-ascii?Q?zAXQDweXJyAz13ljcYUat2yzLDtPNdAX9rt3LD8vbrTKt2zEXcpXRM3J2E5I?= =?us-ascii?Q?ViD3jEPkw49oHqBe1kl26S3dpMT7u31tIQjNo5648iE3DTSg4Dbtr5IizANC?= =?us-ascii?Q?Xcq+HeJMvZFV2UD6q7ZJl9a88fBIpvCJmbEQqqAX9PnoUvQEMxj1Rv2fdevD?= =?us-ascii?Q?CfgeAxA4rHlDfenEeWrwVe8sXDJ0HXzH3AFLyMz6h7D57HE/GOVl49kI/xT3?= =?us-ascii?Q?4lW0nLlS6FTh7x66P1LsrhkC9JYRcuH9qKTNPCGarNYyqV92QQwT6NTj2mej?= =?us-ascii?Q?oojdOHRAX/JPaP+lDyXZLBvwHRNDA/hWrQILKBFX/blrLZ9h2cK1Rg=3D=3D?= X-Forefront-Antispam-Report: CIP:222.71.101.198;CTRY:CN;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:smtprelay.cixcomputing.com;PTR:InfoDomainNonexistent;CAT:NONE;SFS:(13230040)(36860700013)(376014)(7416014)(1800799024)(82310400026);DIR:OUT;SFP:1102; X-OriginatorOrg: cixtech.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 13 Aug 2025 04:27:08.2392 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 30643d32-2f17-4c61-5a1b-08ddda21aa68 X-MS-Exchange-CrossTenant-Id: 0409f77a-e53d-4d23-943e-ccade7cb4811 X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=0409f77a-e53d-4d23-943e-ccade7cb4811;Ip=[222.71.101.198];Helo=[smtprelay.cixcomputing.com] X-MS-Exchange-CrossTenant-AuthSource: SG1PEPF000082E8.apcprd02.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: JH0PR06MB6776 From: Hans Zhang Document the bindings for CIX Sky1 PCIe Controller configured in root complex mode with five root port. Supports 4 INTx, MSI and MSI-x interrupts from the ARM GICv3 controller. Signed-off-by: Hans Zhang --- .../bindings/pci/cix,sky1-pcie-host.yaml | 79 +++++++++++++++++++ 1 file changed, 79 insertions(+) create mode 100644 Documentation/devicetree/bindings/pci/cix,sky1-pcie-host.yaml diff --git a/Documentation/devicetree/bindings/pci/cix,sky1-pcie-host.yaml b/Documentation/devicetree/bindings/pci/cix,sky1-pcie-host.yaml new file mode 100644 index 000000000000..2bd66603ac24 --- /dev/null +++ b/Documentation/devicetree/bindings/pci/cix,sky1-pcie-host.yaml @@ -0,0 +1,79 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/pci/cix,sky1-pcie-host.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: CIX Sky1 PCIe Root Complex + +maintainers: + - Hans Zhang + +description: + PCIe root complex controller based on the Cadence PCIe core. + +allOf: + - $ref: /schemas/pci/pci-host-bridge.yaml# + +properties: + compatible: + const: cix,sky1-pcie-host + + reg: + items: + - description: PCIe controller registers. + - description: ECAM registers. + - description: Remote CIX System Unit registers. + - description: Region for sending messages registers. + + reg-names: + items: + - const: reg + - const: cfg + - const: rcsu + - const: msg + + ranges: + maxItems: 3 + +required: + - compatible + - ranges + - bus-range + - device_type + - interrupt-map + - interrupt-map-mask + - msi-map + +unevaluatedProperties: false + +examples: + - | + #include + / { + #address-cells = <2>; + #size-cells = <2>; + + pcie@a010000 { + compatible = "cix,sky1-pcie-host"; + reg = <0x00 0x0a010000 0x00 0x10000>, + <0x00 0x2c000000 0x00 0x4000000>, + <0x00 0x0a000000 0x00 0x10000>, + <0x00 0x60000000 0x00 0x00100000>; + reg-names = "reg", "cfg", "rcsu", "msg"; + ranges = <0x01000000 0x00 0x60100000 0x00 0x60100000 0x00 0x00100000>, + <0x02000000 0x00 0x60200000 0x00 0x60200000 0x00 0x1fe00000>, + <0x43000000 0x18 0x00000000 0x18 0x00000000 0x04 0x00000000>; + #address-cells = <3>; + #size-cells = <2>; + bus-range = <0xc0 0xff>; + device_type = "pci"; + #interrupt-cells = <1>; + interrupt-map-mask = <0 0 0 0x7>; + interrupt-map = <0 0 0 1 &gic 0 0 GIC_SPI 407 IRQ_TYPE_LEVEL_HIGH 0>, + <0 0 0 2 &gic 0 0 GIC_SPI 408 IRQ_TYPE_LEVEL_HIGH 0>, + <0 0 0 3 &gic 0 0 GIC_SPI 409 IRQ_TYPE_LEVEL_HIGH 0>, + <0 0 0 4 &gic 0 0 GIC_SPI 410 IRQ_TYPE_LEVEL_HIGH 0>; + msi-map = <0xc000 &gic_its 0xc000 0x4000>; + }; + }; -- 2.49.0