docs: kernel-parameters: Add gpio_mockup_named_lines

Missing since introduced in the driver.

Fixes: 8a68ea00a62e ("gpio: mockup: implement naming the lines")
Signed-off-by: Alexander Dahl <ada@thorsis.com>
Signed-off-by: Bartosz Golaszewski <bgolaszewski@baylibre.com>

diff --git a/Documentation/admin-guide/kernel-parameters.txt b/Documentation/admin-guide/kernel-parameters.txt
index 782dc6d..4b12f94 100644 (file)
--- a/Documentation/admin-guide/kernel-parameters.txt
+++ b/Documentation/admin-guide/kernel-parameters.txt
@@ -1464,6 +1464,8 @@
        gpio-mockup.gpio_mockup_ranges
                        [HW] Sets the ranges of gpiochip of for this device.
                        Format: <start1>,<end1>,<start2>,<end2>...
+       gpio-mockup.gpio_mockup_named_lines
+                       [HW] Let the driver know GPIO lines should be named.
 
        gpt             [EFI] Forces disk with valid GPT signature but
                        invalid Protective MBR to be treated as GPT. If the