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/linux-6.14.4/Documentation/devicetree/bindings/mailbox/
Dmicrochip,mpfs-mailbox.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/mailbox/microchip,mpfs-mailbox.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Microchip PolarFire SoC (MPFS) MSS (microprocessor subsystem) mailbox controller
10 - Conor Dooley <[email protected]>
14 const: microchip,mpfs-mailbox
18 - items:
19 - description: mailbox data registers
20 - items:
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/linux-6.14.4/drivers/mailbox/
Dmailbox-mpfs.c1 // SPDX-License-Identifier: GPL-2.0
3 * Microchip PolarFire SoC (MPFS) system controller/mailbox controller driver
5 * Copyright (c) 2020-2022 Microchip Corporation. All rights reserved.
22 #include <soc/microchip/mpfs.h>
46 #define SCB_CTRL_MASK GENMASK(SCB_CTRL_POS + SCB_MASK_WIDTH - 1, SCB_CTRL_POS)
63 #define SCB_STATUS_MASK GENMASK(SCB_STATUS_POS + SCB_MASK_WIDTH - 1, SCB_STATUS_POS)
82 if (mbox->control_scb) in mpfs_mbox_busy()
83 regmap_read(mbox->control_scb, SERVICES_SR_OFFSET, &status); in mpfs_mbox_busy()
85 status = readl_relaxed(mbox->ctrl_base + SERVICES_SR_OFFSET); in mpfs_mbox_busy()
92 struct mpfs_mbox *mbox = (struct mpfs_mbox *)chan->con_priv; in mpfs_mbox_last_tx_done()
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DKconfig1 # SPDX-License-Identifier: GPL-2.0-only
2 menuconfig MAILBOX config
3 bool "Mailbox Hardware Support"
5 Mailbox is a framework to control hardware communication between
6 on-chip processors through queued messages and interrupt driven
9 if MAILBOX
12 tristate "ARM MHU Mailbox"
16 The controller has 3 mailbox channels, the last of which can be
20 tristate "ARM MHUv2 Mailbox"
27 tristate "ARM MHUv3 Mailbox"
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DMakefile1 # SPDX-License-Identifier: GPL-2.0
2 # Generic MAILBOX API
4 obj-$(CONFIG_MAILBOX) += mailbox.o
6 obj-$(CONFIG_MAILBOX_TEST) += mailbox-test.o
8 obj-$(CONFIG_ARM_MHU) += arm_mhu.o arm_mhu_db.o
10 obj-$(CONFIG_ARM_MHU_V2) += arm_mhuv2.o
12 obj-$(CONFIG_ARM_MHU_V3) += arm_mhuv3.o
14 obj-$(CONFIG_EXYNOS_MBOX) += exynos-mailbox.o
16 obj-$(CONFIG_IMX_MBOX) += imx-mailbox.o
18 obj-$(CONFIG_ARMADA_37XX_RWTM_MBOX) += armada-37xx-rwtm-mailbox.o
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/linux-6.14.4/Documentation/devicetree/bindings/soc/microchip/
Dmicrochip,mpfs-sys-controller.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/soc/microchip/microchip,mpfs-sys-controller.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Microchip PolarFire SoC (MPFS) MSS (microprocessor subsystem) system controller
10 - Conor Dooley <[email protected]>
17 https://onlinedocs.microchip.com/pr/GUID-1409CF11-8EF9-4C24-A94E-70979A688632-en-US-1/index.html
19 Communication with the system controller is done via a mailbox, of which the client
27 const: microchip,mpfs-sys-controller
29 microchip,bitstream-flash:
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/linux-6.14.4/arch/riscv/boot/dts/microchip/
Dmpfs.dtsi1 // SPDX-License-Identifier: (GPL-2.0 OR MIT)
2 /* Copyright (c) 2020-2021 Microchip Technology Inc */
4 /dts-v1/;
5 #include "dt-bindings/clock/microchip,mpfs-clock.h"
8 #address-cells = <2>;
9 #size-cells = <2>;
11 compatible = "microchip,mpfs";
14 #address-cells = <1>;
15 #size-cells = <0>;
16 timebase-frequency = <1000000>;
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/linux-6.14.4/Documentation/devicetree/bindings/mfd/
Dsyscon.yaml1 # SPDX-License-Identifier: GPL-2.0
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
12 represent as any specific type of device. The typical use-case is
13 for some other node's driver, or platform-specific code, to acquire
20 - Lee Jones <[email protected]>
30 - al,alpine-sysfabric-service
31 - allwinner,sun8i-a83t-system-controller
32 - allwinner,sun8i-h3-system-controller
33 - allwinner,sun8i-v3s-system-controller
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/linux-6.14.4/
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-[email protected]
88 F: drivers/scsi/3w-*
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