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(unknown [172.16.64.208]) by smtprelay.cixcomputing.com (Postfix) with ESMTPSA id 871F741604EF; Mon, 1 Sep 2025 17:21:05 +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 v9 13/14] arm64: dts: cix: Add PCIe Root Complex on sky1 Date: Mon, 1 Sep 2025 17:20:51 +0800 Message-ID: <20250901092052.4051018-14-hans.zhang@cixtech.com> X-Mailer: git-send-email 2.49.0 In-Reply-To: <20250901092052.4051018-1-hans.zhang@cixtech.com> References: <20250901092052.4051018-1-hans.zhang@cixtech.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: OSA0EPF000000C6:EE_|PUZPR06MB6148:EE_ X-MS-Office365-Filtering-Correlation-Id: 3ee339c8-c325-4947-77f6-08dde938e354 X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|7416014|376014|36860700013|1800799024|82310400026; X-Microsoft-Antispam-Message-Info: =?us-ascii?Q?7BzNQ3gACebuQoaZYPblaXMD9T7rVfxmWVRAfTy+L+/TvKnLSWD9SFSDlrFn?= =?us-ascii?Q?9Z6poda45x0rLTPlXppLj0MUlom96l2ZUTgGxwiBVnq+PUnHLacAUYxZTa3t?= =?us-ascii?Q?rj9013JU85dX6gdkTDDam1qndZuua7lD4inaO7qvN1+jE3fCW8o8v0EBAkO6?= =?us-ascii?Q?/+bVR8R4Bn5lPbnFQu5EUMz+vjn+KIXe5WUWvhtXZn3HQiPxJNaj4x5iwW+Y?= =?us-ascii?Q?AahvUl3yIe4m0rjA35vJ4nZSeUzKxDI8UQXSeVc8oaRiSJAtULca5V35/fwW?= =?us-ascii?Q?54aAHPFyMCOu+qwOVNinFwkRkURZN0I/qlFDQPC/tTznswuc7dc3mr2n556O?= =?us-ascii?Q?nplgZvBdh33UMJgwvAREKeHKniPch0hFghaaUwUYO+3Q/lLzthwfWkUPn6ig?= =?us-ascii?Q?A5Wm0zMfO1HZ/if0AOS2JQpbVb2SjKJkslHdDQjE31Vw9wLEdHA5MS/8oKE7?= =?us-ascii?Q?xjfaR5RCXmS91CgtQigbcsa6LYbBzEmY3YprgQ2v4/hWdJDvFcne7X4D/PKm?= =?us-ascii?Q?U/ot+AvUub4I2j/5RnmPScoJudJhnByx068EP5s4c/dJRsJ8UuvdY5PBoe6X?= =?us-ascii?Q?Tnmv7M7xhClMShMPE0oqMYVcrqFtmivD3izbavb8SJIYwytu2R+gliG9tvNy?= =?us-ascii?Q?7B2sg8IQvGURI6qB5PzGA5KSlt54lbWweUUTvhmYSUrB58vE1/5L7E28rEUT?= =?us-ascii?Q?yNwWYUbZpxfkwgIYf1Z4tPaBM01JIXG8vquL9wscnM+nBD4YZ1Fz177maEqj?= =?us-ascii?Q?hJvL9fD0H5XNoZ2XPRVuU3W9732Gb/dKUc1MfXZhaGxToj1/cB0wjN92jVY9?= =?us-ascii?Q?ykZw/LKQwGE4mSbZJAeCXuSW40wtriFnecyOCrYPZDVAK9Eq68YTGp1quqnI?= =?us-ascii?Q?hSQwV7GAAGOF1BCc1JzYXATtXUu8ydY58WCwL+/lr6KGg0K4ip5/291XpxcK?= =?us-ascii?Q?PooqaFuiOT1UTBAQ6BTcp/L91HthV5iAxxkoufGjrNKztzVL6PcY6wlR9Zhu?= =?us-ascii?Q?XpC0TIgb99qabRnL2MuAUtDvN5ZV0j4aM1VrPVaj7QEx4PNWmBRshJlaj8s2?= =?us-ascii?Q?gEOwsQlvUUXIcsjNxO6ACe9DTvExY9FwmFfqsVzI0F12J1ZpIvDUfwyNttmT?= =?us-ascii?Q?xblsJqYjpqYunMB1LuqqYxs4kxcBUzSEoS6IJDkFMhKf/uXjLxkRasbtccHL?= =?us-ascii?Q?ePyScF3HD0EX0veyIy/BYy8ARdksoyolk/5+H8YK9duEEwOmTGLzSdkI7kqU?= =?us-ascii?Q?zxON3qpjeMdo0LBHj72u/4K5jdui9BA1RKJNWBHd4+6rp7Oq8OGgMqxTvIlO?= =?us-ascii?Q?DvXprlcdRoxw3zuE7WqAufwAChfXHL9n9MxksXbKZHRNptl2rPVC7IfW/60Q?= =?us-ascii?Q?LSw9HdnZCouX4KL5vj90JcnswRjXGz1UMwqRvFJCwoATcvQey5FV6+18tgFK?= =?us-ascii?Q?PPWUve9SzQYX6ChzeiesYHkBgJFdPVODS1XIDRzEaeCC6k7LibaojB77i30U?= =?us-ascii?Q?rQs3Jx8KHvlV3zTt1xDqZzzwkgnl5JZ5tj/H?= 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)(7416014)(376014)(36860700013)(1800799024)(82310400026);DIR:OUT;SFP:1102; X-OriginatorOrg: cixtech.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 01 Sep 2025 09:21:09.5488 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 3ee339c8-c325-4947-77f6-08dde938e354 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: OSA0EPF000000C6.apcprd02.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: PUZPR06MB6148 Content-Type: text/plain; charset="utf-8" From: Hans Zhang Add pcie_x*_rc node to support Sky1 PCIe driver based on the Cadence PCIe core. Supports Gen1/Gen2/Gen3/Gen4, 1/2/4/8 lane, MSI/MSI-x interrupts using the ARM GICv3. Signed-off-by: Hans Zhang --- arch/arm64/boot/dts/cix/sky1.dtsi | 126 ++++++++++++++++++++++++++++++ 1 file changed, 126 insertions(+) diff --git a/arch/arm64/boot/dts/cix/sky1.dtsi b/arch/arm64/boot/dts/cix/sk= y1.dtsi index 7dfe7677e649..26c325d8d934 100644 --- a/arch/arm64/boot/dts/cix/sky1.dtsi +++ b/arch/arm64/boot/dts/cix/sky1.dtsi @@ -288,6 +288,132 @@ mbox_ap2sfh: mailbox@80a0000 { cix,mbox-dir =3D "tx"; }; =20 + pcie_x8_rc: pcie@a010000 { + compatible =3D "cix,sky1-pcie-host"; + reg =3D <0x00 0x0a010000 0x00 0x10000>, + <0x00 0x2c000000 0x00 0x4000000>, + <0x00 0x0a000300 0x00 0x100>, + <0x00 0x0a000400 0x00 0x100>, + <0x00 0x60000000 0x00 0x00100000>; + reg-names =3D "reg", "cfg", "rcsu_strap", "rcsu_status", "msg"; + ranges =3D <0x01000000 0x0 0x60100000 0x0 0x60100000 0x0 0x00100000>, + <0x02000000 0x0 0x60200000 0x0 0x60200000 0x0 0x1fe00000>, + <0x43000000 0x18 0x00000000 0x18 0x00000000 0x04 0x00000000>; + #address-cells =3D <3>; + #size-cells =3D <2>; + bus-range =3D <0xc0 0xff>; + device_type =3D "pci"; + #interrupt-cells =3D <1>; + interrupt-map-mask =3D <0 0 0 0x7>; + interrupt-map =3D <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 =3D <0xc000 &gic_its 0xc000 0x4000>; + status =3D "disabled"; + }; + + pcie_x4_rc: pcie@a070000 { + compatible =3D "cix,sky1-pcie-host"; + reg =3D <0x00 0x0a070000 0x00 0x10000>, + <0x00 0x29000000 0x00 0x3000000>, + <0x00 0x0a060300 0x00 0x40>, + <0x00 0x0a060400 0x00 0x40>, + <0x00 0x50000000 0x00 0x00100000>; + reg-names =3D "reg", "cfg", "rcsu_strap", "rcsu_status", "msg"; + ranges =3D <0x01000000 0x00 0x50100000 0x00 0x50100000 0x00 0x00100000>, + <0x02000000 0x00 0x50200000 0x00 0x50200000 0x00 0x0fe00000>, + <0x43000000 0x14 0x00000000 0x14 0x00000000 0x04 0x00000000>; + #address-cells =3D <3>; + #size-cells =3D <2>; + bus-range =3D <0x90 0xbf>; + device_type =3D "pci"; + #interrupt-cells =3D <1>; + interrupt-map-mask =3D <0 0 0 0x7>; + interrupt-map =3D <0 0 0 1 &gic 0 0 GIC_SPI 417 IRQ_TYPE_LEVEL_HIGH 0>, + <0 0 0 2 &gic 0 0 GIC_SPI 418 IRQ_TYPE_LEVEL_HIGH 0>, + <0 0 0 3 &gic 0 0 GIC_SPI 419 IRQ_TYPE_LEVEL_HIGH 0>, + <0 0 0 4 &gic 0 0 GIC_SPI 420 IRQ_TYPE_LEVEL_HIGH 0>; + msi-map =3D <0x9000 &gic_its 0x9000 0x3000>; + status =3D "disabled"; + }; + + pcie_x2_rc: pcie@a0c0000 { + compatible =3D "cix,sky1-pcie-host"; + reg =3D <0x00 0x0a0c0000 0x00 0x10000>, + <0x00 0x26000000 0x00 0x3000000>, + <0x00 0x0a0600340 0x00 0x20>, + <0x00 0x0a0600440 0x00 0x20>, + <0x00 0x40000000 0x00 0x00100000>; + reg-names =3D "reg", "cfg", "rcsu_strap", "rcsu_status", "msg"; + ranges =3D <0x01000000 0x0 0x40100000 0x0 0x40100000 0x0 0x00100000>, + <0x02000000 0x0 0x40200000 0x0 0x40200000 0x0 0x0fe00000>, + <0x43000000 0x10 0x00000000 0x10 0x00000000 0x04 0x00000000>; + #address-cells =3D <3>; + #size-cells =3D <2>; + bus-range =3D <0x60 0x8f>; + device_type =3D "pci"; + #interrupt-cells =3D <1>; + interrupt-map-mask =3D <0 0 0 0x7>; + interrupt-map =3D <0 0 0 1 &gic 0 0 GIC_SPI 427 IRQ_TYPE_LEVEL_HIGH 0>, + <0 0 0 2 &gic 0 0 GIC_SPI 428 IRQ_TYPE_LEVEL_HIGH 0>, + <0 0 0 3 &gic 0 0 GIC_SPI 429 IRQ_TYPE_LEVEL_HIGH 0>, + <0 0 0 4 &gic 0 0 GIC_SPI 430 IRQ_TYPE_LEVEL_HIGH 0>; + msi-map =3D <0x6000 &gic_its 0x6000 0x3000>; + status =3D "disabled"; + }; + + pcie_x1_0_rc: pcie@a0d0000 { + compatible =3D "cix,sky1-pcie-host"; + reg =3D <0x00 0x0a0d0000 0x00 0x10000>, + <0x00 0x20000000 0x00 0x3000000>, + <0x00 0x0a060360 0x00 0x20>, + <0x00 0x0a060460 0x00 0x20>, + <0x00 0x30000000 0x00 0x00100000>; + reg-names =3D "reg", "cfg", "rcsu_strap", "rcsu_status", "msg"; + ranges =3D <0x01000000 0x0 0x30100000 0x0 0x30100000 0x0 0x00100000>, + <0x02000000 0x0 0x30200000 0x0 0x30200000 0x0 0x07e00000>, + <0x43000000 0x08 0x00000000 0x08 0x00000000 0x04 0x00000000>; + #address-cells =3D <3>; + #size-cells =3D <2>; + bus-range =3D <0x00 0x2f>; + device_type =3D "pci"; + #interrupt-cells =3D <1>; + interrupt-map-mask =3D <0 0 0 0x7>; + interrupt-map =3D <0 0 0 1 &gic 0 0 GIC_SPI 436 IRQ_TYPE_LEVEL_HIGH 0>, + <0 0 0 2 &gic 0 0 GIC_SPI 437 IRQ_TYPE_LEVEL_HIGH 0>, + <0 0 0 3 &gic 0 0 GIC_SPI 438 IRQ_TYPE_LEVEL_HIGH 0>, + <0 0 0 4 &gic 0 0 GIC_SPI 439 IRQ_TYPE_LEVEL_HIGH 0>; + msi-map =3D <0x0000 &gic_its 0x0000 0x3000>; + status =3D "disabled"; + }; + + pcie_x1_1_rc: pcie@a0e0000 { + compatible =3D "cix,sky1-pcie-host"; + reg =3D <0x00 0x0a0e0000 0x00 0x10000>, + <0x00 0x23000000 0x00 0x3000000>, + <0x00 0x0a060380 0x00 0x20>, + <0x00 0x0a060480 0x00 0x20>, + <0x00 0x38000000 0x00 0x00100000>; + reg-names =3D "reg", "cfg", "rcsu_strap", "rcsu_status", "msg"; + ranges =3D <0x01000000 0x0 0x38100000 0x0 0x38100000 0x0 0x00100000>, + <0x02000000 0x0 0x38200000 0x0 0x38200000 0x0 0x07e00000>, + <0x43000000 0x0C 0x00000000 0x0C 0x00000000 0x04 0x00000000>; + #address-cells =3D <3>; + #size-cells =3D <2>; + bus-range =3D <0x30 0x5f>; + device_type =3D "pci"; + + #interrupt-cells =3D <1>; + interrupt-map-mask =3D <0 0 0 0x7>; + interrupt-map =3D <0 0 0 1 &gic 0 0 GIC_SPI 445 IRQ_TYPE_LEVEL_HIGH 0>, + <0 0 0 2 &gic 0 0 GIC_SPI 446 IRQ_TYPE_LEVEL_HIGH 0>, + <0 0 0 3 &gic 0 0 GIC_SPI 447 IRQ_TYPE_LEVEL_HIGH 0>, + <0 0 0 4 &gic 0 0 GIC_SPI 448 IRQ_TYPE_LEVEL_HIGH 0>; + msi-map =3D <0x3000 &gic_its 0x3000 0x3000>; + status =3D "disabled"; + }; + gic: interrupt-controller@e010000 { compatible =3D "arm,gic-v3"; reg =3D <0x0 0x0e010000 0 0x10000>, /* GICD */ --=20 2.49.0