pinconf-generic: add drive strength to debugfs output

Add the drive strength pinconf to debugfs output (with the unit "mA").

Signed-off-by: James Hogan <james.hogan@imgtec.com>
Cc: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
(cherry picked from commit 73ae368cd309dae277b66444d471ac62825ee407)
Signed-off-by: Mark Brown <broonie@linaro.org>

diff --git a/drivers/pinctrl/pinconf-generic.c b/drivers/pinctrl/pinconf-generic.c
index 2ad5a8d337b55447007d08ef55d675450bdeaf81..33a5392cf40ca0da06acdf73b9c8c12f13f2c10f 100644 (file)
--- a/drivers/pinctrl/pinconf-generic.c
+++ b/drivers/pinctrl/pinconf-generic.c
@@ -42,6 +42,7 @@ static struct pin_config_item conf_items[] = {
        PCONFDUMP(PIN_CONFIG_DRIVE_PUSH_PULL, "output drive push pull", NULL),
        PCONFDUMP(PIN_CONFIG_DRIVE_OPEN_DRAIN, "output drive open drain", NULL),
        PCONFDUMP(PIN_CONFIG_DRIVE_OPEN_SOURCE, "output drive open source", NULL),
+       PCONFDUMP(PIN_CONFIG_DRIVE_STRENGTH, "output drive strength", "mA"),
        PCONFDUMP(PIN_CONFIG_INPUT_SCHMITT_ENABLE, "input schmitt enabled", NULL),
        PCONFDUMP(PIN_CONFIG_INPUT_SCHMITT, "input schmitt trigger", NULL),
        PCONFDUMP(PIN_CONFIG_INPUT_DEBOUNCE, "input debounce", "time units"),