Introduce mailbox controller driver for ZynqMP IPI(Inter-processor interrupt) IP core. As the device tree bindings have been updated. Do not have "Reviewed-by" nor "Acked-by" in the dt-bindings commit. 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 | 128 ++++ drivers/mailbox/Kconfig | 8 + drivers/mailbox/Makefile | 2 + drivers/mailbox/zynqmp-ipi-mailbox.c | 762 +++++++++++++++++++++ include/linux/mailbox/zynqmp-ipi-message.h | 24 + 5 files changed, 924 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 -- 2.7.4
