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/Linux-v6.1/Documentation/devicetree/bindings/mailbox/
Darm,mhuv2.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/mailbox/arm,mhuv2.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: ARM MHUv2 Mailbox Controller
10 - Tushar Khandelwal <tushar.khandelwal@arm.com>
11 - Viresh Kumar <viresh.kumar@linaro.org>
15 between 1 and 124 channel windows (each 32-bit wide) to provide unidirectional
19 Given the unidirectional nature of the controller, an MHUv2 mailbox may only
33 - Data-transfer: Each transfer is made of one or more words, using one or more
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/Linux-v6.1/drivers/mailbox/
Darm_mhuv2.c1 // SPDX-License-Identifier: GPL-2.0
3 * ARM Message Handling Unit Version 2 (MHUv2) driver.
8 * An MHUv2 mailbox controller can provide up to 124 channel windows (each 32
10 * protocol modes: data-transfer and doorbell, to be used on those channel
16 * device tree bindings of the ARM MHUv2 controller for more details.
19 * hardware - mainly the number of channel windows implemented by the platform,
22 * The MHUv2 controller can work both as a sender and receiver, but the driver
36 /* ====== MHUv2 Registers ====== */
45 #define LSB_MASK(n) ((1 << (n * __CHAR_BIT__)) - 1)
46 #define MHUV2_PROTOCOL_PROP "arm,mhuv2-protocols"
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/Linux-v6.1/arch/arm64/boot/dts/arm/
Dcorstone1000.dtsi1 // SPDX-License-Identifier: GPL-2.0 or MIT
8 #include <dt-bindings/interrupt-controller/arm-gic.h>
11 interrupt-parent = <&gic>;
12 #address-cells = <1>;
13 #size-cells = <1>;
21 stdout-path = "serial0:115200n8";
25 #address-cells = <1>;
26 #size-cells = <0>;
30 compatible = "arm,cortex-a35";
32 next-level-cache = <&L2_0>;
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/Linux-v6.1/
DMAINTAINERS9 -------------------------
30 ``diff -u`` to make the patch easy to merge. Be prepared to get your
40 See Documentation/process/coding-style.rst for guidance here.
46 See Documentation/process/submitting-patches.rst for details.
57 include a Signed-off-by: line. The current version of this
59 Documentation/process/submitting-patches.rst.
70 that the bug would present a short-term risk to other users if it
76 Documentation/admin-guide/security-bugs.rst for details.
81 ---------------------------------------------------
97 W: *Web-page* with status/info
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