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/linux-6.12.1/Documentation/devicetree/bindings/spi/
Dmarvell,armada-3700-spi.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/spi/marvell,armada-3700-spi.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Marvell Armada 3700 SPI Controller
10 The SPI controller on Marvell Armada 3700 SoC.
13 - Kousik Sanagavarapu <five231003@gmail.com>
16 - $ref: spi-controller.yaml#
20 const: marvell,armada-3700-spi
31 num-cs:
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/linux-6.12.1/arch/arm64/boot/dts/marvell/
Darmada-37xx.dtsi1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
3 * Device Tree Include file for Marvell Armada 37xx family of SoCs.
7 * Gregory CLEMENT <gregory.clement@free-electrons.com>
11 #include <dt-bindings/interrupt-controller/arm-gic.h>
14 model = "Marvell Armada 37xx SoC";
16 interrupt-parent = <&gic>;
17 #address-cells = <2>;
18 #size-cells = <2>;
25 reserved-memory {
26 #address-cells = <2>;
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Dac5-98dx25xx.dtsi1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
9 #include <dt-bindings/gpio/gpio.h>
10 #include <dt-bindings/interrupt-controller/arm-gic.h>
15 interrupt-parent = <&gic>;
16 #address-cells = <2>;
17 #size-cells = <2>;
20 #address-cells = <2>;
21 #size-cells = <0>;
23 cpu-map {
36 compatible = "arm,cortex-a55";
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Darmada-3720-turris-mox.dts1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
7 /dts-v1/;
9 #include <dt-bindings/bus/moxtet.h>
10 #include <dt-bindings/gpio/gpio.h>
11 #include <dt-bindings/input/input.h>
12 #include "armada-372x.dtsi"
16 compatible = "cznic,turris-mox", "marvell,armada3720",
28 stdout-path = "serial0:115200n8";
37 compatible = "gpio-leds";
41 linux,default-trigger = "default-on";
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/linux-6.12.1/Documentation/devicetree/bindings/clock/
Darmada3700-periph-clock.txt1 * Peripheral Clock bindings for Marvell Armada 37xx SoCs
3 Marvell Armada 37xx SoCs provide peripheral clocks which are
12 The following is a list of provided IDs for Armada 3700 North bridge clocks:
14 -----------------------------------
22 7 sqf SPI
33 The following is a list of provided IDs for Armada 3700 South bridge clocks:
35 -----------------------------------
36 0 gbe-50 50 MHz parent clock for Gigabit Ethernet
37 1 gbe-core parent clock for Gigabit Ethernet core
38 2 gbe-125 125 MHz parent clock for Gigabit Ethernet
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/linux-6.12.1/drivers/spi/
Dspi-armada-3700.c1 // SPDX-License-Identifier: GPL-2.0-only
3 * Marvell Armada-3700 SPI controller driver
8 * Author: Romain Perier <romain.perier@free-electrons.com>
22 #include <linux/spi/spi.h>
30 /* SPI Register Offest */
118 return readl(a3700_spi->base + offset); in spireg_read()
123 writel(data, a3700_spi->base + offset); in spireg_write()
171 /* RX during address reception uses 4-pin */ in a3700_spi_pin_mode_set()
176 dev_err(&a3700_spi->host->dev, "wrong pin mode %u", pin_mode); in a3700_spi_pin_mode_set()
177 return -EINVAL; in a3700_spi_pin_mode_set()
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DMakefile1 # SPDX-License-Identifier: GPL-2.0
3 # Makefile for kernel SPI drivers.
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
16 # SPI master controller drivers (bus)
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DKconfig1 # SPDX-License-Identifier: GPL-2.0-only
3 # SPI driver configuration
5 menuconfig SPI config
6 bool "SPI support"
10 protocol. Chips that support SPI can have data transfer rates
12 controller and a chipselect. Most SPI slaves don't support
13 dynamic device discovery; some are even write-only or read-only.
15 SPI is widely used by microcontrollers to talk with sensors,
17 chips, analog to digital (and d-to-a) converters, and more.
18 MMC and SD cards can be accessed using SPI protocol; and for
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/linux-6.12.1/arch/arm/boot/dts/marvell/
Darmada-385-synology-ds116.dts1 // SPDX-License-Identifier: (GPL-2.0 OR MIT)
8 /dts-v1/;
9 #include "armada-385.dtsi"
10 #include <dt-bindings/gpio/gpio.h>
14 compatible = "marvell,a385-gp", "marvell,armada385", "marvell,armada380";
17 stdout-path = "serial0:115200n8";
32 internal-regs {
34 pinctrl-names = "default";
35 pinctrl-0 = <&i2c0_pins>;
37 clock-frequency = <100000>;
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/linux-6.12.1/drivers/pci/controller/
Dpci-aardvark.c1 // SPDX-License-Identifier: GPL-2.0
3 * Driver for the Aardvark PCIe controller, used on Marvell Armada
4 * 3700.
20 #include <linux/pci-ecam.h>
29 #include "../pci-bridge-emul.h"
139 #define OB_WIN_DEFAULT_ACTIONS (OB_WIN_ACTIONS(OB_WIN_COUNT-1) + 0x4)
294 writel(val, pcie->base + reg); in advk_writel()
299 return readl(pcie->base + reg); in advk_readl()
314 /* check if LTSSM is in normal operation - some L* state */ in advk_pcie_link_up()
322 * According to PCIe Base specification 3.0, Table 4-14: Link in advk_pcie_link_active()
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/linux-6.12.1/drivers/tty/serial/
DKconfig1 # SPDX-License-Identifier: GPL-2.0
19 comment "Non-8250 serial port support"
89 bool "Early console using RISC-V SBI"
95 Support for early debug console using RISC-V SBI. This enables
101 tristate "BCM1xxx on-chip DUART serial support"
107 the BCM1250 and derived System-On-a-Chip (SOC) devices. Note that
113 the module will be called sb1250-duart.
129 bool "AT91 on-chip serial port support"
136 This enables the driver for the on-chip UARTs of the Atmel
145 Say Y here if you wish to use an on-chip UART on a Atmel
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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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DCREDITS1 This is at least a partial credits-file of people that have
4 scripts. The fields are: name (N), email (E), web-address
6 snail-mail address (S).
10 ----------
47 D: in-kernel DRM Maintainer
72 E: tim_alpaerts@toyota-motor-europe.com
76 S: B-2610 Wilrijk-Antwerpen
81 W: http://www-stu.christs.cam.ac.uk/~aia21/
102 D: Maintainer of ide-cd and Uniform CD-ROM driver,
103 D: ATAPI CD-Changer support, Major 2.1.x CD-ROM update.
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