[PATCH v8 0/2] Xilinx ZynqMP IPI Mailbox Controller Driver

From: Wendy Liang
Date: Thu Feb 21 2019 - 19:37:07 EST


Introduce mailbox controller driver for ZynqMP IPI(Inter-processor
interrupt) IP core.

v8:
- Remove unused macros
- Remove polling sending status from send_data
- Remove calling receive callback from last_tx_done()
- Use devm_mbox_controller_register()
- Use of_get_child_count() to get the number of mailboxes.

v7:
- Fix sparse warning, and documentation check.
- Add emply block to the end of of_device_id.

v6:
- dts-binding, remove compatible property from IPI subnode

v5:
- fix check patch warning on write a paragraph to describe the kconfig
symbol.

v4:
- make IPI mailboxes as subnodes to the IPI agent device node to properly
describe the hardware.

v3:
- add NULL entry to of_device_id of IPI controller

v2:
- change SPDX-License-Identifier license text style in .c file
- replace xlnx-ipi-ids with xlnx,ipi-ids


Wendy Liang (2):
mailbox: ZynqMP IPI mailbox controller
dt-bindings: mailbox: Add Xilinx IPI Mailbox

.../bindings/mailbox/xlnx,zynqmp-ipi-mailbox.txt | 127 ++++
drivers/mailbox/Kconfig | 11 +
drivers/mailbox/Makefile | 2 +
drivers/mailbox/zynqmp-ipi-mailbox.c | 725 +++++++++++++++++++++
include/linux/mailbox/zynqmp-ipi-message.h | 20 +
5 files changed, 885 insertions(+)
create mode 100644 Documentation/devicetree/bindings/mailbox/xlnx,zynqmp-ipi-mailbox.txt
create mode 100644 drivers/mailbox/zynqmp-ipi-mailbox.c
create mode 100644 include/linux/mailbox/zynqmp-ipi-message.h

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