--- /root/files/fbsd/current/src/usr.sbin/spi/spi.8	2023-08-19 07:16:27.477535000 +0300
+++ spi.8	2026-01-15 02:22:08.801893000 +0200
@@ -38,6 +38,7 @@
 .Op Fl d Cm r Ns | Ns Cm w Ns | Ns Cm rw
 .Op Fl f Ar device
 .Op Fl m Ar mode
+.Op Fl S
 .Op Fl s Ar max-speed
 .Nm
 .Op Fl i
@@ -145,6 +146,8 @@
 SPI mode, 0 through 3.
 This defines the clock phase and timing with respect to reading and writing
 data, as per the SPI specification.
+.It Fl S
+Constantly stream from stdin to bus
 .It Fl s Ar speed
 Specify the maximum speed, in Hz, for the SPI clock.
 The bus will operate at its highest available speed which does not