[PATCH v3 3/3] Documentation: ABI: add lp5860 led matrix controller

[Steffen Trumtrar <s.trumtrar@pengutronix.de>]

The lp5860 is an LED matrix controller that can be connected to SPI or I2C.
It supports setting the maximum brightness of the three basic
colors (R,G,B) with a global value.

To: Mark Brown <broonie@kernel.org>
Cc: linux-spi@vger.kernel.org
Signed-off-by: Steffen Trumtrar <s.trumtrar@pengutronix.de>
---
 Documentation/ABI/testing/sysfs-class-spi-lp5860 | 23 +++++++++++++++++++++++
 1 file changed, 23 insertions(+)

diff --git a/Documentation/ABI/testing/sysfs-class-spi-lp5860 b/Documentation/ABI/testing/sysfs-class-spi-lp5860
new file mode 100644
index 0000000000000000000000000000000000000000..80b22a9d6642100a25efbf658cfed8604150baa5
--- /dev/null
+++ b/Documentation/ABI/testing/sysfs-class-spi-lp5860
@@ -0,0 +1,23 @@
+What:           /sys/class/spi_master/spi<bus>/spi<bus>.<dev>/b_global_brightness_set
+Date:           July 2025
+KernelVersion:  6.16
+Contact:        Steffen Trumtrar <kernel@pengutronix.de>
+Description:
+	Contains and sets the global brightness for the B color group.
+	Can be adjusted in 128 steps from 0% to 100% of the maximum brightness.
+
+What:           /sys/class/spi_master/spi<bus>/spi<bus>.<dev>/g_global_brightness_set
+Date:           July 2025
+KernelVersion:  6.16
+Contact:        Steffen Trumtrar <kernel@pengutronix.de>
+Description:
+	Contains and sets the global brightness for the G color group.
+	Can be adjusted in 128 steps from 0% to 100% of the maximum brightness.
+
+What:           /sys/class/spi_master/spi<bus>/spi<bus>.<dev>/r_global_brightness_set
+Date:           July 2025
+KernelVersion:  6.16
+Contact:        Steffen Trumtrar <kernel@pengutronix.de>
+Description:
+	Contains and sets the global brightness for the R color group.
+	Can be adjusted in 128 steps from 0% to 100% of the maximum brightness.

-- 
2.49.0