From: Qi Liu <liuqi115@xxxxxxxxxx>
Bring in documentation for UltraSoc SMB driver.
It simply describes the device, sysfs interface and the
firmware bindings.
Signed-off-by: Qi Liu <liuqi115@xxxxxxxxxx>
Signed-off-by: Junhao He <hejunhao3@xxxxxxxxxx>
Reviewed-by: Jonathan Cameron <Jonathan.Cameron@xxxxxxxxxx>
---
.../sysfs-bus-coresight-devices-ultra_smb | 31 +++++++
.../trace/coresight/ultrasoc-smb.rst | 83 +++++++++++++++++++
2 files changed, 114 insertions(+)
create mode 100644 Documentation/ABI/testing/sysfs-bus-coresight-devices-ultra_smb
create mode 100644 Documentation/trace/coresight/ultrasoc-smb.rst
diff --git a/Documentation/ABI/testing/sysfs-bus-coresight-devices-ultra_smb b/Documentation/ABI/testing/sysfs-bus-coresight-devices-ultra_smb
new file mode 100644
index 000000000000..f6526882c627
--- /dev/null
+++ b/Documentation/ABI/testing/sysfs-bus-coresight-devices-ultra_smb
@@ -0,0 +1,31 @@
+What: /sys/bus/coresight/devices/ultra_smb<N>/enable_sink
+Date: December 2022
+KernelVersion: 6.2