| /linux/Documentation/devicetree/bindings/clock/ |
| H A D | mvebu-gated-clock.txt | 12 -----------------------------------
14 1 pex0_en PCIe 0 Clock out
15 2 pex1_en PCIe 1 Clock out
16 3 ge1 Gigabit Ethernet 1
18 5 pex0 PCIe Cntrl 0
19 9 pex1 PCIe Cntrl 1
20 15 sata0 SATA Host 0
21 17 sdio SDHCI Host
25 30 sata1 SATA Host 0
29 -----------------------------------
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| /linux/Documentation/devicetree/bindings/pci/ |
| H A D | ti,j721e-pci-host.yaml | 1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
2 # Copyright (C) 2019 Texas Instruments Incorporated - http://www.ti.com/
4 ---
5 $id: http://devicetree.org/schemas/pci/ti,j721e-pci-host.yaml#
6 $schema: http://devicetree.org/meta-schemas/core.yaml#
8 title: TI J721E PCI Host (PCIe Wrapper)
11 - Kishon Vijay Abraham I <kishon@ti.com>
16 - const: ti,j721e-pcie-host
17 - const: ti,j784s4-pcie-host
18 - description: PCIe controller in AM64
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| H A D | host-generic-pci.yaml | 1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/pci/host-generic-pci.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Generic PCI host controller
10 - Will Deacon <will@kernel.org>
13 Firmware-initialised PCI host controllers and PCI emulations, such as the
14 virtio-pci implementations found in kvmtool and other para-virtualised
21 Configuration Space is assumed to be memory-mapped (as opposed to being
26 For CAM, this 24-bit offset is:
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| H A D | ti-pci.txt | 3 PCIe DesignWare Controller
4 - compatible: Should be "ti,dra7-pcie" for RC (deprecated)
5 Should be "ti,dra7-pcie-ep" for EP (deprecated)
6 Should be "ti,dra746-pcie-rc" for dra74x/dra76 in RC mode
7 Should be "ti,dra746-pcie-ep" for dra74x/dra76 in EP mode
8 Should be "ti,dra726-pcie-rc" for dra72x in RC mode
9 Should be "ti,dra726-pcie-ep" for dra72x in EP mode
10 - phys : list of PHY specifiers (used by generic PHY framework)
11 - phy-names : must be "pcie-phy0", "pcie-phy1", "pcie-phyN".. based on the
13 - ti,hwmods : Name of the hwmod associated to the pcie, "pcie<X>",
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| H A D | pcie-al.txt | 1 * Amazon Annapurna Labs PCIe host bridge
3 Amazon's Annapurna Labs PCIe Host Controller is based on the Synopsys DesignWare
5 Documentation/devicetree/bindings/pci/snps,dw-pcie.yaml.
7 Properties of the host controller node that differ from it are:
9 - compatible:
13 - "amazon,al-alpine-v2-pcie" for alpine_v2
14 - "amazon,al-alpine-v3-pcie" for alpine_v3
16 - reg:
18 Value type: <prop-encoded-array>
19 Definition: Register ranges as listed in the reg-names property
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| H A D | mediatek,mt7621-pcie.yaml | 1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/pci/mediatek,mt7621-pcie.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: MediaTek MT7621 PCIe controller
10 - Sergio Paracuellos <sergio.paracuellos@gmail.com>
13 MediaTek MT7621 PCIe subsys supports a single Root Complex (RC)
14 with 3 Root Ports. Each Root Port supports a Gen1 1-lane Link
16 MT7621 PCIe HOST Topology
18 .-------.
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| H A D | pci.txt | 3 PCI Bus Binding to: IEEE Std 1275-1994
4 https://www.devicetree.org/open-firmware/bindings/pci/pci2_1.pdf
9 https://www.devicetree.org/open-firmware/practice/imap/imap0_9d.pdf
11 Additionally to the properties specified in the above standards a host bridge
14 - linux,pci-domain:
15 If present this property assigns a fixed PCI domain number to a host bridge,
18 host bridges in the system, otherwise potentially conflicting domain numbers
19 may be assigned to root buses behind different host bridges. The domain
20 number for each host bridge in the system must be unique.
21 - max-link-speed:
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| H A D | socionext,uniphier-pcie.yaml | 1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/pci/socionext,uniphier-pcie.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Socionext UniPhier PCIe host controller
10 UniPhier PCIe host controller is based on the Synopsys DesignWare
11 PCI core. It shares common features with the PCIe DesignWare core and
13 Documentation/devicetree/bindings/pci/snps,dw-pcie.yaml.
16 - Kunihiko Hayashi <hayashi.kunihiko@socionext.com>
19 - $ref: /schemas/pci/snps,dw-pcie.yaml#
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| H A D | samsung,exynos-pcie.yaml | 1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/pci/samsung,exynos-pcie.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Samsung SoC series PCIe Host Controller
10 - Marek Szyprowski <m.szyprowski@samsung.com>
11 - Jaehoon Chung <jh80.chung@samsung.com>
14 Exynos5433 SoC PCIe host controller is based on the Synopsys DesignWare
15 PCIe IP and thus inherits all the common properties defined in
16 snps,dw-pcie.yaml.
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| H A D | hisilicon-histb-pcie.txt | 1 HiSilicon STB PCIe host bridge DT description
3 The HiSilicon STB PCIe host controller is based on the DesignWare PCIe core.
4 It shares common functions with the DesignWare PCIe core driver and inherits
6 Documentation/devicetree/bindings/pci/snps,dw-pcie.yaml.
11 - compatible: Should be one of the following strings:
12 "hisilicon,hi3798cv200-pcie"
13 - reg: Should contain sysctl, rc_dbi, config registers location and length.
14 - reg-names: Must include the following entries:
15 "control": control registers of PCIe controller;
16 "rc-dbi": configuration space of PCIe controller;
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| H A D | toshiba,visconti-pcie.yaml | 1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/pci/toshiba,visconti-pcie.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Toshiba Visconti5 SoC PCIe Host Controller
10 - Nobuhiro Iwamatsu <nobuhiro1.iwamatsu@toshiba.co.jp>
13 Toshiba Visconti5 SoC PCIe host controller is based on the Synopsys DesignWare PCIe IP.
16 - $ref: /schemas/pci/snps,dw-pcie.yaml#
20 const: toshiba,visconti-pcie
24 - description: Data Bus Interface (DBI) registers.
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| H A D | rcar-gen4-pci-host.yaml | 1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
2 # Copyright (C) 2022-2023 Renesas Electronics Corp.
4 ---
5 $id: http://devicetree.org/schemas/pci/rcar-gen4-pci-host.yaml#
6 $schema: http://devicetree.org/meta-schemas/core.yaml#
8 title: Renesas R-Car Gen4 PCIe Host
11 - Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>
14 - $ref: snps,dw-pcie.yaml#
19 - enum:
20 - renesas,r8a779f0-pcie # R-Car S4-8
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| H A D | sifive,fu740-pcie.yaml | 1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/pci/sifive,fu740-pcie.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: SiFive FU740 PCIe host controller
10 SiFive FU740 PCIe host controller is based on the Synopsys DesignWare
11 PCI core. It shares common features with the PCIe DesignWare core and
13 Documentation/devicetree/bindings/pci/snps,dw-pcie.yaml.
16 - Paul Walmsley <paul.walmsley@sifive.com>
17 - Greentime Hu <greentime.hu@sifive.com>
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| /linux/drivers/pci/controller/ |
| H A D | Kconfig | 1 # SPDX-License-Identifier: GPL-2.0
7 tristate "Aardvark PCIe controller"
13 Add support for Aardvark 64bit PCIe Host Controller. This
18 tristate "Altera PCIe controller"
21 Say Y here if you want to enable PCIe controller support on Altera
25 tristate "Altera PCIe MSI feature"
29 Say Y here if you want PCIe MSI support for the Altera FPGA.
38 tristate "Apple PCIe controller"
44 Say Y here if you want to enable PCIe controller support on Apple
45 system-on-chips, like the Apple M1. This is required for the USB
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| H A D | pcie-rcar.c | 1 // SPDX-License-Identifier: GPL-2.0
3 * PCIe driver for Renesas R-Car SoCs
4 * Copyright (C) 2014-2020 Renesas Electronics Europe Ltd
12 #include "pcie-rcar.h"
14 void rcar_pci_write_reg(struct rcar_pcie *pcie, u32 val, unsigned int reg) in rcar_pci_write_reg() argument
16 writel(val, pcie->base + reg); in rcar_pci_write_reg()
19 u32 rcar_pci_read_reg(struct rcar_pcie *pcie, unsigned int reg) in rcar_pci_read_reg() argument
21 return readl(pcie->base + reg); in rcar_pci_read_reg()
24 void rcar_rmw32(struct rcar_pcie *pcie, int where, u32 mask, u32 data) in rcar_rmw32() argument
27 u32 val = rcar_pci_read_reg(pcie, where & ~3); in rcar_rmw32()
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| H A D | pcie-iproc.c | 1 // SPDX-License-Identifier: GPL-2.0
3 * Copyright (C) 2014 Hauke Mehrtens <hauke@hauke-m.de>
9 #include <linux/pci-ecam.h>
17 #include <linux/irqchip/arm-gic-v3.h>
24 #include "pcie-iproc.h"
28 #define EP_MODE_SURVIVE_PERST_SHIFT 1
43 #define CFG_ADDR_CFG_TYPE_1 1
56 #define CFG_RD_UR 1
73 #define OARR_SIZE_CFG_SHIFT 1
91 * struct iproc_pcie_ob_map - iProc PCIe outbound mapping controller-specific
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| H A D | pcie-xilinx.c | 1 // SPDX-License-Identifier: GPL-2.0+
3 * PCIe host controller driver for Xilinx AXI PCIe Bridge
5 * Copyright (c) 2012 - 2014 Xilinx, Inc.
7 * Based on the Tegra PCIe driver
9 * Bits taken from Synopsys DesignWare Host controller driver and
10 * ARM PCI Host generic driver.
24 #include <linux/pci-ecam.h>
43 #define XILINX_PCIE_INTR_ECRC_ERR BIT(1)
70 /* Root Port Interrupt FIFO Read Register 1 definitions */
94 * struct xilinx_pcie - PCIe port information
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| /linux/Documentation/devicetree/bindings/phy/ |
| H A D | nvidia,tegra210-xusb-padctl.yaml | 1 # SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
3 ---
4 $id: http://devicetree.org/schemas/phy/nvidia,tegra210-xusb-padctl.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Thierry Reding <thierry.reding@gmail.com>
11 - Jon Hunter <jonathanh@nvidia.com>
21 Some of the lanes are high-speed lanes, which can be used for PCIe, SATA or
22 super-speed USB. Other lanes are for various types of low-speed, full-speed
23 or high-speed USB (such as UTMI, ULPI and HSIC). The XUSB pad controller
24 contains a software-configurable mux that sits between the I/O controller
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| H A D | nvidia,tegra124-xusb-padctl.yaml | 1 # SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
3 ---
4 $id: http://devicetree.org/schemas/phy/nvidia,tegra124-xusb-padctl.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Thierry Reding <thierry.reding@gmail.com>
11 - Jon Hunter <jonathanh@nvidia.com>
21 Some of the lanes are high-speed lanes, which can be used for PCIe, SATA or
22 super-speed USB. Other lanes are for various types of low-speed, full-speed
23 or high-speed USB (such as UTMI, ULPI and HSIC). The XUSB pad controller
24 contains a software-configurable mux that sits between the I/O controller
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| /linux/Documentation/misc-devices/ |
| H A D | spear-pcie-gadget.rst | 1 .. SPDX-License-Identifier: GPL-2.0
4 Spear PCIe Gadget Driver
24 PCIe gadget support for SPEAr13XX platform
29 Its main purpose is to configure selected dual mode PCIe controller as device
31 type. This driver can be used to show spear's PCIe device capability.
37 -----------------------
42 no_of_msi zero if MSI is not enabled by host. A positive value is the
53 ------------------------
61 inta write 1 to assert INTA and 0 to de-assert.
78 Program all PCIe registers in such a way that when this device is connected
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| /linux/Documentation/PCI/endpoint/ |
| H A D | pci-ntb-howto.rst | 1 .. SPDX-License-Identifier: GPL-2.0
4 PCI Non-Transparent Bridge (NTB) Endpoint Function (EPF) User Guide
9 This document is a guide to help users use pci-epf-ntb function driver
10 and ntb_hw_epf host driver for NTB functionality. The list of steps to
11 be followed in the host side and EP side is given below. For the hardware
13 Documentation/PCI/endpoint/pci-ntb-function.rst
19 ---------------------------
27 2900000.pcie-ep 2910000.pcie-ep
32 2900000.pcie-ep 2910000.pcie-ep
36 -------------------------
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| /linux/Documentation/accel/amdxdna/ |
| H A D | amdnpu.rst | 1 .. SPDX-License-Identifier: GPL-2.0-only
15 AMD NPU (Neural Processing Unit) is a multi-user AI inference accelerator
27 --------------
30 `AMD AI Engine Technology`_. Each column has 4 rows of compute tiles and 1
36 Each column also has dedicated DMA engines to move data between host DDR and
44 ----------------
47 memory. DMA engines are used to move data between host DDR and memory tiles.
52 ---------------
58 NPU Firmware uses a dedicated instance of an isolated non-privileged context
66 ---------
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| /linux/Documentation/driver-api/cxl/ |
| H A D | memory-devices.rst | 1 .. SPDX-License-Identifier: GPL-2.0
12 Address space is handled via HDM (Host Managed Device Memory) decoders
14 range across multiple devices underneath a host-bridge or interleaved
15 across host-bridges.
20 logical device, the CXL subsystem is tasked to take PCIe and ACPI objects and
25 multiple Host Bridges and endpoints while another may opt for fault tolerance
29 (Linux term for the top of the CXL decode topology). From there, PCIe topology
30 dictates which endpoints can participate in which Host Bridge decode regimes.
31 Each PCIe Switch in the path between the root and an endpoint introduces a point
33 given range only decodes to 1 one Host Bridge, but that Host Bridge may in turn
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| /linux/arch/powerpc/sysdev/ |
| H A D | fsl_pci.c | 1 // SPDX-License-Identifier: GPL-2.0-or-later
3 * MPC83xx/85xx/86xx PCI/PCIE support routing.
5 * Copyright 2007-2012 Freescale Semiconductor, Inc.
6 * Copyright 2008-2009 MontaVista Software, Inc.
11 * Roy Zang <tie-fei.zang@freescale.com>
12 * MPC83xx PCI-Express support:
34 #include <asm/pci-bridge.h>
35 #include <asm/ppc-pci.h>
39 #include <asm/ppc-opcode.h>
51 /* if we aren't a PCIe don't bother */ in quirk_fsl_pcie_early()
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| /linux/drivers/pci/controller/mobiveil/ |
| H A D | pcie-mobiveil.c | 1 // SPDX-License-Identifier: GPL-2.0
3 * PCIe host controller driver for Mobiveil PCIe Host controller
18 #include "pcie-mobiveil.h"
21 * mobiveil_pcie_sel_page - routine to access paged register
28 static void mobiveil_pcie_sel_page(struct mobiveil_pcie *pcie, u8 pg_idx) in mobiveil_pcie_sel_page() argument
32 val = readl(pcie->csr_axi_slave_base + PAB_CTRL); in mobiveil_pcie_sel_page()
36 writel(val, pcie->csr_axi_slave_base + PAB_CTRL); in mobiveil_pcie_sel_page()
39 static void __iomem *mobiveil_pcie_comp_addr(struct mobiveil_pcie *pcie, in mobiveil_pcie_comp_addr() argument
44 mobiveil_pcie_sel_page(pcie, 0); in mobiveil_pcie_comp_addr()
45 return pcie->csr_axi_slave_base + off; in mobiveil_pcie_comp_addr()
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