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/kernel/linux/linux-4.19/Documentation/devicetree/bindings/pci/
Dhisilicon-pcie.txt6 Documentation/devicetree/bindings/pci/designware-pcie.txt.
11 - compatible: Should contain "hisilicon,hip05-pcie" or "hisilicon,hip06-pcie".
12 - reg: Should contain rc_dbi, config registers location and length.
13 - reg-names: Must include the following entries:
16 - msi-parent: Should be its_pcie which is an ITS receiving MSI interrupts.
17 - port-id: Should be 0, 1, 2 or 3.
20 - status: Either "ok" or "disabled".
21 - dma-coherent: Present if DMA operations are coherent.
25 compatible = "hisilicon,hip05-pcie", "snps,dw-pcie";
27 reg-names = "rc_dbi", "config";
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/kernel/linux/linux-5.10/Documentation/devicetree/bindings/pci/
Dhost-generic-pci.yaml1 # 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#
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:
31 While ECAM extends this by 4 bits to accommodate 4k of function space:
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/kernel/linux/linux-5.10/drivers/pci/controller/dwc/
Dpcie-hisi.c1 // SPDX-License-Identifier: GPL-2.0
15 #include <linux/pci-acpi.h>
16 #include <linux/pci-ecam.h>
24 struct pci_config_window *cfg = bus->sysdata; in hisi_pcie_rd_conf()
27 if (bus->number == cfg->busr.start) { in hisi_pcie_rd_conf()
42 struct pci_config_window *cfg = bus->sysdata; in hisi_pcie_wr_conf()
45 if (bus->number == cfg->busr.start) { in hisi_pcie_wr_conf()
60 struct pci_config_window *cfg = bus->sysdata; in hisi_pcie_map_bus()
61 void __iomem *reg_base = cfg->priv; in hisi_pcie_map_bus()
63 if (bus->number == cfg->busr.start) in hisi_pcie_map_bus()
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/kernel/linux/linux-4.19/drivers/pci/controller/dwc/
Dpcie-hisi.c1 // SPDX-License-Identifier: GPL-2.0
19 #include <linux/pci-acpi.h>
20 #include <linux/pci-ecam.h>
29 struct pci_config_window *cfg = bus->sysdata; in hisi_pcie_rd_conf()
32 if (bus->number == cfg->busr.start) { in hisi_pcie_rd_conf()
47 struct pci_config_window *cfg = bus->sysdata; in hisi_pcie_wr_conf()
50 if (bus->number == cfg->busr.start) { in hisi_pcie_wr_conf()
65 struct pci_config_window *cfg = bus->sysdata; in hisi_pcie_map_bus()
66 void __iomem *reg_base = cfg->priv; in hisi_pcie_map_bus()
68 if (bus->number == cfg->busr.start) in hisi_pcie_map_bus()
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