[v5,0/2] Adds status interface for zynqmp-fpga

Message

Nava kishore Manne Jan. 31, 2023, 9:48 a.m. UTC

Adds status interface for zynqmp-fpga, It's a read only interface
which allows the user to get the Programmable Logic(PL) status.
 -Device Initialization error.
 -Device internal signal error.
 -All I/Os are placed in High-Z state.
 -Device start-up sequence error.
 -Firmware error.

For more details refer the ug570.
https://docs.xilinx.com/v/u/en-US/ug570-ultrascale-configuration

Nava kishore Manne (2):
  firmware: xilinx: Add pm api function for PL config reg readback
  fpga: zynqmp-fpga: Adds status interface

 .../ABI/testing/sysfs-driver-zynqmp-fpga      | 18 ++++
 drivers/firmware/xilinx/zynqmp.c              | 33 +++++++
 drivers/fpga/zynqmp-fpga.c                    | 87 +++++++++++++++++++
 include/linux/firmware/xlnx-zynqmp.h          | 11 +++
 4 files changed, 149 insertions(+)
 create mode 100644 Documentation/ABI/testing/sysfs-driver-zynqmp-fpga