linux-kernel - [PATCH v21 0/5] Provide basic driver to control Arm R5 co-processor found on Xilinx ZynqMP

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Date:   Mon, 2 Nov 2020 11:38:54 -0800
From:   Ben Levinsky <ben.levinsky@...inx.com>
To:     <michael.auchter@...com>, <stefanos@...inx.com>,
        <mathieu.poirier@...aro.org>
CC:     <devicetree@...r.kernel.org>, <linux-remoteproc@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>,
        <linux-arm-kernel@...ts.infradead.org>
Subject: [PATCH v21 0/5] Provide basic driver to control Arm R5 co-processor found on Xilinx ZynqMP

Update Xilinx R5 Remoteproc Driver as follows:
- update documentation for zynqmp_r5_probe
- restructure so that cluster initialization code is all in one place
- add memory allocation check for cluster
- add error handling in case of second core fails at probe but first core succeeded.
- remove unneeded lines in zynqmp_r5_remoteproc_remove

Previous version https://patchwork.kernel.org/project/linux-remoteproc/list/?series=374399

Ben Levinsky (5):
  firmware: xilinx: Add ZynqMP firmware ioctl enums for RPU
    configuration.
  firmware: xilinx: Add shutdown/wakeup APIs
  firmware: xilinx: Add RPU configuration APIs
  dt-bindings: remoteproc: Add documentation for ZynqMP R5 rproc
    bindings
  remoteproc: Add initial zynqmp R5 remoteproc driver

 .../xilinx,zynqmp-r5-remoteproc.yaml          | 143 ++++
 drivers/firmware/xilinx/zynqmp.c              |  96 +++
 drivers/remoteproc/Kconfig                    |   8 +
 drivers/remoteproc/Makefile                   |   1 +
 drivers/remoteproc/zynqmp_r5_remoteproc.c     | 785 ++++++++++++++++++
 include/linux/firmware/xlnx-zynqmp.h          |  60 ++
 6 files changed, 1093 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/remoteproc/xilinx,zynqmp-r5-remoteproc.yaml
 create mode 100644 drivers/remoteproc/zynqmp_r5_remoteproc.c

-- 
2.17.1