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/linux-6.12.1/Documentation/devicetree/bindings/pci/
Dmediatek,mt7621-pcie.yaml1 # 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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/linux-6.12.1/arch/mips/boot/dts/ralink/
Dmt7621.dtsi1 // SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
2 #include <dt-bindings/interrupt-controller/mips-gic.h>
3 #include <dt-bindings/gpio/gpio.h>
4 #include <dt-bindings/clock/mt7621-clk.h>
5 #include <dt-bindings/reset/mt7621-reset.h>
8 compatible = "mediatek,mt7621-soc";
10 #address-cells = <1>;
11 #size-cells = <1>;
14 #address-cells = <1>;
15 #size-cells = <0>;
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/linux-6.12.1/Documentation/devicetree/bindings/phy/
Dmediatek,mt7621-pci-phy.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/phy/mediatek,mt7621-pci-phy.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Mediatek Mt7621 PCIe PHY
10 - Sergio Paracuellos <sergio.paracuellos@gmail.com>
14 const: mediatek,mt7621-pci-phy
22 "#phy-cells":
24 description: selects if the phy is dual-ported
27 - compatible
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/linux-6.12.1/drivers/phy/ralink/
DKconfig1 # SPDX-License-Identifier: GPL-2.0-only
6 tristate "MediaTek MT7621 PCI PHY Driver"
11 Say 'Y' here to add support for MediaTek MT7621 PCI PHY driver,
Dphy-mt7621-pci.c1 // SPDX-License-Identifier: GPL-2.0+
3 * Mediatek MT7621 PCI PHY Driver
7 #include <dt-bindings/phy/phy.h>
66 * struct mt7621_pci_phy - Mt7621 Pcie PHY core
95 * pci setup. Avoid to mask 'set' before set value to 'val' in mt7621_phy_rmw()
98 regmap_read(phy->regmap, reg, &val); in mt7621_phy_rmw()
101 regmap_write(phy->regmap, reg, val); in mt7621_phy_rmw()
109 if (phy->has_dual_port) { in mt7621_bypass_pipe_rst()
119 struct device *dev = phy->dev; in mt7621_set_phy_for_ssc()
122 clk_rate = clk_get_rate(phy->sys_clk); in mt7621_set_phy_for_ssc()
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DMakefile1 # SPDX-License-Identifier: GPL-2.0-only
2 obj-$(CONFIG_PHY_MT7621_PCI) += phy-mt7621-pci.o
3 obj-$(CONFIG_PHY_RALINK_USB) += phy-ralink-usb.o
/linux-6.12.1/arch/mips/ralink/
Dmt7621.c1 // SPDX-License-Identifier: GPL-2.0-only
13 #include <linux/pci.h>
18 #include <asm/smp-ops.h>
19 #include <asm/mips-cps.h>
20 #include <asm/mach-ralink/ralink_regs.h>
21 #include <asm/mach-ralink/mt7621.h>
35 entry = resource_list_first_type(&bridge->windows, IORESOURCE_MEM); in pcibios_root_bridge_prepare()
38 return -EINVAL; in pcibios_root_bridge_prepare()
46 mask = ~(entry->res->end - entry->res->start) & CM_GCR_REGn_MASK_ADDRMASK; in pcibios_root_bridge_prepare()
47 WARN_ON(mask && BIT(ffz(~mask)) - 1 != ~mask); in pcibios_root_bridge_prepare()
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/linux-6.12.1/drivers/pci/controller/
Dpcie-mt7621.c1 // SPDX-License-Identifier: GPL-2.0+
4 * PCI init for Ralink RT2880 solution
27 #include <linux/pci.h>
33 #include "../pci.h"
35 /* MediaTek-specific configuration registers */
40 /* Host-PCI bridge registers */
67 * struct mt7621_pcie_port - PCIe port information
91 * struct mt7621_pcie - PCIe host information
107 return readl_relaxed(pcie->base + reg); in pcie_read()
112 writel_relaxed(val, pcie->base + reg); in pcie_write()
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DKconfig1 # SPDX-License-Identifier: GPL-2.0
3 menu "PCI controller drivers"
4 depends on PCI
45 system-on-chips, like the Apple M1. This is required for the USB
46 type-A ports, Ethernet, Wi-Fi, and Bluetooth.
51 bool "ARM Versatile PB PCI controller"
102 bool "Cavium Thunder PCIe controller to off-chip devices"
110 bool "Cavium Thunder ECAM controller to on-chip devices on pass-1.x silicon"
115 Say Y here if you want ECAM support for CN88XX-Pass-1.x Cavium Thunder SoCs.
118 bool "Faraday Technology FTPCI100 PCI controller"
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DMakefile1 # SPDX-License-Identifier: GPL-2.0
2 obj-$(CONFIG_PCIE_CADENCE) += cadence/
3 obj-$(CONFIG_PCI_FTPCI100) += pci-ftpci100.o
4 obj-$(CONFIG_PCI_IXP4XX) += pci-ixp4xx.o
5 obj-$(CONFIG_PCI_HYPERV) += pci-hyperv.o
6 obj-$(CONFIG_PCI_HYPERV_INTERFACE) += pci-hyperv-intf.o
7 obj-$(CONFIG_PCI_MVEBU) += pci-mvebu.o
8 obj-$(CONFIG_PCI_AARDVARK) += pci-aardvark.o
9 obj-$(CONFIG_PCI_TEGRA) += pci-tegra.o
10 obj-$(CONFIG_PCI_RCAR_GEN2) += pci-rcar-gen2.o
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/linux-6.12.1/drivers/i2c/busses/
DMakefile1 # SPDX-License-Identifier: GPL-2.0
7 obj-$(CONFIG_I2C_SCMI) += i2c-scmi.o
10 obj-$(CONFIG_I2C_CCGX_UCSI) += i2c-ccgx-ucsi.o
13 obj-$(CONFIG_I2C_ALI1535) += i2c-ali1535.o
14 obj-$(CONFIG_I2C_ALI1563) += i2c-ali1563.o
15 obj-$(CONFIG_I2C_ALI15X3) += i2c-ali15x3.o
16 obj-$(CONFIG_I2C_AMD756) += i2c-amd756.o
17 obj-$(CONFIG_I2C_AMD756_S4882) += i2c-amd756-s4882.o
18 obj-$(CONFIG_I2C_AMD8111) += i2c-amd8111.o
19 obj-$(CONFIG_I2C_CHT_WC) += i2c-cht-wc.o
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DKconfig1 # SPDX-License-Identifier: GPL-2.0-only
10 depends on PCI
16 for Cypress CCGx Type-C controller. Individual bus drivers
21 depends on PCI && HAS_IOPORT
25 controller is part of the 7101 device, which is an ACPI-compliant
29 will be called i2c-ali1535.
33 depends on PCI && HAS_IOPORT
37 controller is part of the 7101 device, which is an ACPI-compliant
41 will be called i2c-ali1563.
45 depends on PCI && HAS_IOPORT
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/linux-6.12.1/drivers/spi/
DMakefile1 # SPDX-License-Identifier: GPL-2.0
6 ccflags-$(CONFIG_SPI_DEBUG) := -DDEBUG
8 # small core, mostly translating board-specific
10 obj-$(CONFIG_SPI_MASTER) += spi.o
11 obj-$(CONFIG_SPI_MEM) += spi-mem.o
12 obj-$(CONFIG_SPI_MUX) += spi-mux.o
13 obj-$(CONFIG_SPI_SPIDEV) += spidev.o
14 obj-$(CONFIG_SPI_LOOPBACK_TEST) += spi-loopback-test.o
17 obj-$(CONFIG_SPI_AIROHA_SNFI) += spi-airoha-snfi.o
18 obj-$(CONFIG_SPI_ALTERA) += spi-altera-platform.o
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DKconfig1 # SPDX-License-Identifier: GPL-2.0-only
13 dynamic device discovery; some are even write-only or read-only.
17 chips, analog to digital (and d-to-a) converters, and more.
44 If your system has an master-capable SPI controller (which
56 by providing a high-level interface to send memory-like commands.
66 This enables support for SPI-NAND mode on the Airoha NAND
68 is implemented as a SPI-MEM controller.
155 supports spi-mem interface.
234 this code to manage the per-word or per-transfer accesses to the
264 Flash over 1/2/4-bit wide bus. Enable this option if you have a
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/linux-6.12.1/drivers/gpio/
DMakefile1 # SPDX-License-Identifier: GPL-2.0
4 ccflags-$(CONFIG_DEBUG_GPIO) += -DDEBUG
6 obj-$(CONFIG_GPIOLIB) += gpiolib.o
7 obj-$(CONFIG_GPIOLIB) += gpiolib-devres.o
8 obj-$(CONFIG_GPIOLIB) += gpiolib-legacy.o
9 obj-$(CONFIG_OF_GPIO) += gpiolib-of.o
10 obj-$(CONFIG_GPIO_CDEV) += gpiolib-cdev.o
11 obj-$(CONFIG_GPIO_SYSFS) += gpiolib-sysfs.o
12 obj-$(CONFIG_GPIO_ACPI) += gpiolib-acpi.o
13 obj-$(CONFIG_GPIOLIB) += gpiolib-swnode.o
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DKconfig1 # SPDX-License-Identifier: GPL-2.0-only
47 this symbol, but new drivers should use the generic gpio-regmap
57 non-sleeping contexts. They can make bitbanged serial protocols
127 Enables support for the idio-16 library functions. The idio-16 library
129 ACCES IDIO-16 family such as the 104-IDIO-16 and the PCI-IDIO-16.
131 If built as a module its name will be gpio-idio-16.
137 tristate "GPIO driver for 74xx-ICs with MMIO access"
141 Say yes here to support GPIO functionality for 74xx-compatible ICs
158 If driver is built as a module it will be called gpio-altera.
319 tristate "Generic memory-mapped GPIO controller support (MMIO platform device)"
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/linux-6.12.1/drivers/watchdog/
DKconfig1 # SPDX-License-Identifier: GPL-2.0-only
16 on-line as fast as possible after a lock-up. There's both a watchdog
21 <file:Documentation/watchdog/watchdog-api.rst> in the kernel source.
51 bool "Update boot-enabled watchdog until userspace takes over"
77 bool "Enable watchdog hrtimer-based pretimeouts"
198 tristate "ChromeOS EC-based watchdog"
252 tristate "Watchdog device controlled through GPIO-line"
257 controlled through GPIO-line.
280 will be called lenovo-se10-wdt.
394 module will be called mlx-wdt.
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/linux-6.12.1/
DMAINTAINERS5 ---------------------------------------------------
21 W: *Web-page* with status/info
23 B: URI for where to file *bugs*. A web-page with detailed bug
28 patches to the given subsystem. This is either an in-tree file,
29 or a URI. See Documentation/maintainer/maintainer-entry-profile.rst
46 N: [^a-z]tegra all files whose path contains tegra
64 ----------------
83 3WARE SAS/SATA-RAID SCSI DRIVERS (3W-XXXX, 3W-9XXX, 3W-SAS)
85 L: linux-scsi@vger.kernel.org
88 F: drivers/scsi/3w-*
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