git: 6a5c193a1aed - main - gpioled: document the invmode hint in gpioled(4)

The branch main has been updated by imp:

URL: https://cgit.FreeBSD.org/src/commit/?id=6a5c193a1aed731c67e65bb17256c086fc5abe65

commit 6a5c193a1aed731c67e65bb17256c086fc5abe65
Author:     Stéphane Rochoy <stephane.rochoy@stormshield.eu>
AuthorDate: 2025-08-12 09:29:05 +0000
Commit:     Warner Losh <imp@FreeBSD.org>
CommitDate: 2025-09-05 18:42:23 +0000

    gpioled: document the invmode hint in gpioled(4)
    
    Signed-off-by: Stéphane Rochoy <stephane.rochoy@stormshield.eu>
    Sponsored-by: Stormshield
    Reviewed by: imp
    Pull Request: https://github.com/freebsd/freebsd-src/pull/1805
---
 share/man/man4/gpioled.4 | 15 ++++++++++++++-
 1 file changed, 14 insertions(+), 1 deletion(-)

diff --git a/share/man/man4/gpioled.4 b/share/man/man4/gpioled.4
index 646e2ff2a8f0..45457d20d298 100644
--- a/share/man/man4/gpioled.4
+++ b/share/man/man4/gpioled.4
@@ -70,7 +70,20 @@ Which pin on the GPIO interface to map to this instance.
 Please note that this mask should only ever have one bit set
 (any other bits - i.e., pins - will be ignored).
 .It Va hint.gpioled.%d.invert
-If set to 1, the pin will be set to 0 to light the LED, and 1 to clear it.
+Use pin inversion. If set to 1, the pin will be set to 0 to light the LED, and 1
+to clear it.
+.It Va hint.gpioled.%d.invmode
+Whether or not to use hardware support when pin inversion is requested. Must be
+one of:
+.Bl -tag
+.It Va auto
+Use hardware pin inversion if available, else fallback to software pin
+inversion. This is the default.
+.It Va hw
+Use hardware pin inversion.
+.It Va sw
+Use software pin inversion.
+.El
 .It Va hint.gpioled.%d.state
 The initial state of the LED when the driver takes control over it.
 If set to 1 or 0, the LED will be on or off correspondingly.